Seattle to dc

Book flights from Seattle/Tacoma to Washington, D.C. (Dulles) with Southwest Airlines ®. It’s easy to find the Seattle-Tacoma International Airport to Washington Dulles …

Seattle to dc. Book cheap flights to Washington, D.C. (IAD) with United Airlines. Enjoy all the in-flight perks on your Washington, D.C. flight, including speed Wi-Fi.

Standard way is to take the I-294 Tri-State Tollway, but at night, you can also go through Chicago downtown on I-90. You really want to time yourself to go through Chicago late at night to avoid ...

This time of year offers the best deals on train tickets from Washington DC to Seattle, with the average price at just $461. Train tickets on this route are most expensive in July, when the average price goes up to $657. You can still score cheap deals below this average price, though, especially if you plan ahead and book your ticket in advance. Book cheap flights to Washington, D.C. (IAD) with United Airlines. Enjoy all the in-flight perks on your Washington, D.C. flight, including speed Wi-Fi. Find local businesses, view maps and get driving directions in Google Maps. THE JET HOVERSEATS™. With Motion-Canceling Technology. A world's first. It’s the most advanced passenger seat in the world, a comfort so unique you have to experience it to fully appreciate it: Gel-foam seat and memory-foam back. Power leg rest and lumbar support. 45˚ recline. Motion-canceling technology that eliminates 90% of bumps and ... Bus tickets from Seattle to Washington DC are at their cheapest average price in June. This time of year usually offers the best deals on bus tickets for this route, with ticket prices around $181. On the other hand, traveling on this route during November might cost you a bit more than usual. Bus tickets for November trips cost $353, on average. Cheap Flights from Seattle to Washington (SEA-WAS) Prices were available within the past 7 days and start at $80 for one-way flights and $159 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to Washington with no change fee on selected ... Spirit Airlines is one of the most popular airlines used for those traveling from Washington, D.C. to Seattle. Flights on this route from Spirit Airlines typically cost $436.80 RT, a price that is 53% more expensive than the average Washington, D.C. to Seattle flight. The cheapest flight found was $139 RT. Our data shows that the cheapest route for a one-way flight from Washington, D.C. to Seattle cost $144 and was between Washington, D.C. Dulles Intl Airport and Seattle. On average, the best prices are found if you fly this route. The average price for a return flight for this route is $219.

Whether you're planning for an upcoming move or just curious about the cost of living in other cities, the PayScale Cost of Living Calculator is the place to begin your research (or daydreaming ...4 days ago · Flight deals from Seattle to Washington, D.C. Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Washington, D.C.? Find the lowest prices on one-way and round-trip tickets right here. The total cost of driving from Washington, DC to Seattle, WA (one-way) is $454.12 at current gas prices. The round trip cost would be $908.24 to go from Washington, DC to Seattle, WA and back to Washington, DC again. Regular fuel costs are around $4.10 per gallon for your trip. This calculation assumes that your vehicle gets an average gas ...Flight deals from Seattle to Washington Dulles. Looking for a cheap last-minute deal or the best round-trip flight from Seattle to Washington Dulles? Find the lowest prices on one …$196 Cheap Alaska Airlines flights Seattle (SEA) to Washington (DCA) Prices were available within the past 7 days and start at $196 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Flights from Seattle (SEA) to Washington (IAD) Origin airport. Seattle - Tacoma Intl. Destination airport. Washington Dulles Intl. Airlines serving. Alaska Airlines, American Airlines, Delta, Sun Country Airlines, United. Popular airline. There are 15 weekly flights from Seattle/Tacoma to Washington, D.C. (Dulles) on Southwest Airlines. What day has the lowest fares from Seattle/Tacoma to Washington, D.C. (Dulles)? To find the lowest fares by day and time to fly Seattle/Tacoma to Washington, D.C. (Dulles) with Southwest, check out our Low Fare Calendar.

2024 Compare Crime Rates: Seattle, WA vs Washington, DC Change Cities : Seattle, WA: Washington, DC: United States Violent Crime: 32.3: 56.2: 22.7 Property Crime: 76.9: 63.9: ... I’ve lived in Seattle for just under 7 years and while it can be a stunningly beautiful place, I am very excited to leave. I’ll start with some of the positive ...Let's check out Alaska Airlines First Class from Washington to Washington. We'll review the lounge, seat, food, entertainment, and the crew on this five hour... Overview. FRS Clipper offers the only direct fast ferry service between Seattle and Victoria, BC—the Victoria Clipper. The Victoria Clipper ferry operates year-round service, round-trip 1 time per day. The fast ferry features three main classes of service including Economy (lower deck), Vista (upper deck) and Comfort Class (upper deck) each ... Meeting planner for Seattle, Washington and Washington, District of Columbia. To schedule a conference call or plan a meeting at the best time for both parties, you should try between 9:00 AM and 2:00 PM your time in Seattle, WA. That will end up being between 12:00 PM and 5:00 PM in Washington, DC. The chart below shows …

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The best one-way flight to Washington, D.C. from Seattle in the past 72 hours is $79. The best round-trip flight deal from Seattle to Washington, D.C. found on momondo in the last 72 hours is $167. The fastest flight from Seattle to Washington, D.C. takes 4h 51m. Direct flights go from Seattle to Washington, D.C. every day.Seattle to Washington, DC Weather Drive WeatherShake-up in Seattle: Seahawks fire DC Norton. 2y Brady Henderson. Hurtt and the 64-year-old Donatell, who was also considered for the coordinator position and has a long history with Carroll, both ...See the list below to view the Amtrak routes with sleeper cars and the type of sleeping accommodations you can book. Note that there are two types of sleeper cars: Superliner (two-level train car) and Viewliner (one-level train car), with the main difference being that the Viewliner roomettes and bedrooms have toilets, sinks and higher ceilings.Find cheap flights to Washington, D.C. from $36. Round-trip. 1 adult. Economy. 0 bags. Add hotel. jue. 5/23. jue. 5/30. Search. Direct flights only. Search hundreds of travel sites at …

Find trains to Washington DC’s Union Station from New York City, Boston, and 500 other cities. Plan your trip to DC and find the nearest train station today.Visit Washington, D.C. Flying into Washington Dulles International Airport is an easy way to start exploring the Capitol Region. Whether you’re heading into D.C. or exploring the wider D.C./Baltimore area, it’s all within reach. Consider renting a car to make it even easier to explore as much of the area as you please.Every ride counts as an Amtrak Guest Rewards member. Earn points toward reward travel, upgrades and more. Book your Amtrak train and bus tickets today by choosing from over 30 U.S. train routes and 500 … Spirit Airlines is one of the most popular airlines used for those traveling from Washington, D.C. to Seattle. Flights on this route from Spirit Airlines typically cost $436.80 RT, a price that is 53% more expensive than the average Washington, D.C. to Seattle flight. The cheapest flight found was $139 RT. Seattle/Tacoma Intl (11.4 mi from the city center) is the airport most people fly into when traveling to Seattle from Washington, D.C.. If you plan to fly from Washington, D.C. to Seattle/Tacoma Intl (SEA), keep in mind that there are 19 inbound flights per day flying out of Washington, D.C.. 9 different airlines usually fly this route.Visit Washington, D.C. Flying into Washington Dulles International Airport is an easy way to start exploring the Capitol Region. Whether you’re heading into D.C. or exploring the wider D.C./Baltimore area, it’s all within reach. Consider renting a car to make it even easier to explore as much of the area as you please.The salary calculator will compare the cost of living in each city, and display the amount that you would need to earn. For example, if the cost of living is higher in your new city, then you would need to earn more income to maintain the same quality of life you currently enjoy. To get started, simply enter the new city name and select your ...Fall sees many cultural festivals, such as Croatia Fest, Fremont Oktoberfest and TurkFest. Winter highlights include Winterfest, Seattle Boat Show and Wintergrass Bluegrass Festival. Book cheap flights to Seattle (SEA) with United Airlines. Enjoy all the in-flight perks on your Seattle flight, including speed Wi-Fi.

Apr 16, 2024 · Pick Dates. Alaska Airlines is one of the most popular airlines used for those traveling from Seattle to Washington, D.C.. Flights on this route from Alaska Airlines typically cost $469.57 RT, a price that is 59% cheaper than the average Seattle to Washington, D.C. flight. The cheapest flight found was $128 RT.

$196 Cheap Alaska Airlines flights Seattle (SEA) to Washington (DCA) Prices were available within the past 7 days and start at $196 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Standard way is to take the I-294 Tri-State Tollway, but at night, you can also go through Chicago downtown on I-90. You really want to time yourself to go through Chicago late at night to avoid ...Cheap Flights from Seattle to Washington (SEA-WAS) Prices were available within the past 7 days and start at $80 for one-way flights and $159 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Seattle to Washington with no change fee on selected ...Meet our 2019 Riders. Bike Adventurers are all ages, come from all different backgrounds, but all agree that ice cream is good for you! Along the route we ride together, eat together, and support each other every step of the way. The list below is the newest generation of Bike Adventure family…join us for the service adventure of a lifetime!If you want to explore small towns along the way, get a list of cities between Seattle, WA and Washington, DC. Looking for alternate routes? Explore all of the routes from Seattle, WA to Washington, DC. Compare the flight distance to driving distance from Seattle, WA to Washington, DC, or check for a bus or train from Seattle, WA to Washington, DC.Pasco/Kennewick to Washington Flights. Departing Jun 04 - Jun 10, 2024. Main Cabin $538. Book. It's the proud capital of the United States of America, a fact that’s abundantly clear every time you visit its glorious monuments. Drive along the Potomac River, take in the majestic Lincoln Memorial, marvel at the stunning simplicity of the ...The distance between Seattle (Seattle–Tacoma International Airport) and Washington D.C. (Ronald Reagan Washington National Airport) is 2328 miles / 3747 kilometers / 2023 nautical miles. The driving distance from Seattle (SEA) to Washington D.C. (DCA) is 2747 miles / 4421 kilometers, and travel time by car is about 49 hours 25 minutes.France-visas is a single portal with all the information you need to guide you through the process and help you every step of the way (preparing the application, entering details, submitting and tracking the application).. We are currently experiencing unusually high application volumes due to a combination of lifted Covid restrictions and seasonal demand.1 stop. from $209. Washington, D.C..$227 per passenger.Departing Wed, Aug 21, returning Wed, Sep 4.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Seattle / Tacoma International on Wed, Aug 21, arriving in Washington Ronald Reagan.Inbound indirect flight with Frontier Airlines, departing ...

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Bedroom. For customers seeking plenty of comfort and room in First Class, Bedrooms feature: 2x the space of a Roomette. A sofa and separate chair by day transformed into upper and lower beds by night. Newly upgraded bedding, pillows, towels and linens. In-room sink, restroom and shower.There are 22 weekly flights from Washington, D.C. (Dulles) to Seattle/Tacoma on Southwest Airlines. What day has the lowest fares from Washington, D.C. (Dulles) to Seattle/Tacoma? To find the lowest fares by day and time to fly Washington, D.C. (Dulles) to Seattle/Tacoma with Southwest, check out our Low Fare Calendar.Every ride counts as an Amtrak Guest Rewards member. Earn points toward reward travel, upgrades and more. Book your Amtrak train and bus tickets today by choosing from over 30 U.S. train routes and 500 …arriving at Gate B18 Reagan National - DCA. Monday 15-Apr-2024 02:18PM PDT. (on time) Monday 15-Apr-2024 10:08PM EDT. (on time) 4h 12m elapsed 4h 50m total travel time 38m remaining. 2,107 mi flown 229 mi …Seattle to Washington, DC Weather Drive WeatherThe total driving time is 40 hours, 36 minutes. Your trip begins in Washington, District of Columbia. It ends in Seattle, Washington. If you're planning a road trip, you might be interested in seeing the total driving distance from Washington, DC to Seattle, WA. You can also calculate the cost to drive from Washington, DC to Seattle, WA based ...Bus tickets for a trip from Seattle to Washington DC cost $150.18 on average. Bus tickets on this route can be a bit expensive due to the length of the trip. But even with a higher price tag, taking the bus is often more affordable than flying to Washington DC. If you book your trip ahead of time using Wanderu, you can easily find bus tickets ...How It Works. You can choose your current location, and input your current salary. Then, choose where you’re planning to move, and you’ll get an equivalent salary. This is calculated using the location factors of both places - the numbers you see in the selection box. These numbers are relative to the cost of living in San Francisco.Tips to get cheap flights from Seattle to Washington Dc. Try to book your flight at least 21 days in advance in order to some flight deals which suit your budget. It is recommended to travel on weekdays to avoid weekend surcharges. Avoid flying in heavy traffic by booking your flight before or after major holidays.There are 3 airlines that fly nonstop from Portland to Washington, D.C.. They are: Alaska Airlines, Spirit Airlines and United Airlines. The cheapest price of all airlines flying this route was found with Spirit Airlines at $121 for a one-way flight. On average, the best prices for this route can be found at Spirit Airlines.The two airlines most popular with KAYAK users for flights from Seattle to Rome are Delta and WestJet. With an average price for the route of $1,207 and an overall rating of 8.0, Delta is the most popular choice. WestJet is also a great choice for the route, with an average price of $1,304 and an overall rating of 7.5.1 stop. from $209. Washington, D.C..$227 per passenger.Departing Wed, Aug 21, returning Wed, Sep 4.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Seattle / Tacoma International on Wed, Aug 21, arriving in Washington Ronald Reagan.Inbound indirect flight with Frontier Airlines, departing ... ….

YOTEL Washington DC. 4 out of 5. Save 100% on your flight. Price was $1,361, price is now $936 per person. $1,361. $936. per person. Mar 10 - Mar 14. ... To find the best deals on flights to Seattle from Washington with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by ... Prices starting at $130 for return flights and $56 for one-way flights to Ronald Reagan Washington National were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Tue, Apr 30 - Mon, May 6. SEA. Book flights from Seattle/Tacoma to Washington, D.C. (Dulles) with Southwest Airlines ®. It’s easy to find the Seattle-Tacoma International Airport to Washington Dulles … Prices starting at $130 for return flights and $56 for one-way flights to Ronald Reagan Washington National were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply. Tue, Apr 30 - Mon, May 6. SEA. District of Columbia Mayor Muriel Bowser named former Seattle Fire Chief Gregory Dean to lead the Washington, D.C., Fire Department at a news conference Monday, according to The Associated Press ...1 stop. from $209. Washington, D.C..$227 per passenger.Departing Wed, Aug 21, returning Wed, Sep 4.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Seattle / Tacoma International on Wed, Aug 21, arriving in Washington Ronald Reagan.Inbound indirect flight with Frontier Airlines, departing ...(WASHINGTON, DC) – Today, Mayor Muriel Bowser announced the appointment of Glen Lee as the new Chief Financial Officer (CFO) for the District of Columbia. Mr. Lee is a proven leader with several decades of experience who currently serves as the Finance Director for the City of Seattle where he is responsible for the … Connecting flights between Seattle, WA and Washington, DC. Here is a list of connecting flights from Seattle, Washington to Washington, District of Columbia. This can help you find a one-stop flight with the shortest layover time. We found a total of 2 flights to Washington, DC with one connection: Airline routes; Delta Air Lines SEA to SLC to BWI Let's check out Alaska Airlines First Class from Washington to Washington. We'll review the lounge, seat, food, entertainment, and the crew on this five hour... Seattle to dc, On average, a flight to Washington, D.C. costs $357. The cheapest price found on KAYAK in the last 2 weeks cost $19 and departed from Detroit Metropolitan Wayne County Airport. The most popular routes on KAYAK are Los Angeles to Washington, D.C. which costs $394 on average, and Raleigh to Washington, D.C., which costs $629 on average., Featured daily fares for flights from Seattle (SEA) to Washington, D.C. (IAD) Find United Airlines cheap flights from Seattle to Washington, D.C.. Enjoy a Seattle to Washington, D.C. modern flight experience in premium cabins with Wi-Fi. , Over the past month, a train ticket between Seattle and Washington cost $238.00, on average. Due to the distance between Seattle and Washington DC, train tickets on this route tend to be relatively pricey. Booking your trip at least 8 days in advance can help you secure tickets at the best price. For same-day bookings, you’ll likely have to ... , Which airlines provide the cheapest flights from Reagan Washington National Airport to Seattle? The best deals for a one-way ticket found by KAYAK users over the last 3 days were on Frontier ($75) and United Airlines ($210). The cheapest round-trip tickets were found on Frontier ($123) and American Airlines ($339)., 10:50. Air Tahiti Nui / Operated by Alaska Airlines 1. (DCA to SEA) Track the current status of flights departing from (DCA) Ronald Reagan National Airport and arriving in (SEA) Seattle-Tacoma International Airport., 04/24 $330. The cheapest trip from Seattle to Washington was searched and found on Apr 24, 2024 with a price of $330. To save money and be sure you have the best seat, it's a good idea to buy your train tickets from Seattle to Washington, as early as possible. You can expect to pay from $330 to $395 for a train ticket from Seattle to Washington ..., Flights from Seattle to Washington, D.C.. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Washington, D.C.. Find the best..., Road trip planner. The total cost of driving from Seattle, WA to Washington, DC (one-way) is $454.12 at current gas prices. The round trip cost would be $908.24 to go from Seattle, WA to Washington, DC and back to Seattle, WA again. Regular fuel costs are around $4.10 per gallon for your trip. This calculation assumes that your vehicle gets an ... , If you want to explore small towns along the way, get a list of cities between Seattle, WA and Washington, DC. Looking for alternate routes? Explore all of the routes from Seattle, WA to Washington, DC. Compare the flight distance to driving distance from Seattle, WA to Washington, DC, or check for a bus or train from Seattle, WA to Washington, DC., The distance between Seattle (Seattle–Tacoma International Airport) and Washington D.C. (Washington Dulles International Airport) is 2306 miles / 3711 kilometers / 2004 nautical miles. The driving distance from Seattle (SEA) to Washington D.C. (IAD) is 2740 miles / 4409 kilometers, and travel time by car is about 49 hours 14 minutes., Flights from Seattle to Washington, D.C.. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Washington, D.C.. , The total driving time is 40 hours, 36 minutes. Your trip begins in Washington, District of Columbia. It ends in Seattle, Washington. If you're planning a road trip, you might be interested in seeing the total driving distance from Washington, DC to Seattle, WA. You can also calculate the cost to drive from Washington, DC to Seattle, WA based ..., More Than 3,700 Miles Between Washington, D.C., and Washington State. The Great American Rail-Trail promises an all-new American experience. Through 12 states and the District of Columbia, the trail will directly serve nearly 50 million people within 50 miles of the route. Across the nation—and the world—only the limits of imagination will ..., On average, a flight to Washington, D.C. costs $357. The cheapest price found on KAYAK in the last 2 weeks cost $19 and departed from Detroit Metropolitan Wayne County Airport. The most popular routes on KAYAK are Los Angeles to Washington, D.C. which costs $394 on average, and Raleigh to Washington, D.C., which costs $629 on average., The total driving time is 40 hours, 36 minutes. Your trip begins in Washington, District of Columbia. It ends in Seattle, Washington. If you're planning a road trip, you might be interested in seeing the total driving distance from Washington, DC to Seattle, WA. You can also calculate the cost to drive from Washington, DC to Seattle, WA based ..., Select Alaska Airlines flight, departing Wed, Apr 17 from Seattle Paine Field Intl. Airport to Washington, returning Tue, Apr 30, priced at $462 found 4 days ago. Thu, Apr 18 - Wed, Apr 24. SEA. Seattle. DCA. ... YOTEL Washington DC. 4 out of 5. Save 100% on your flight. Price was $1,208, price is now $749 per person. $1,208. $749. per person ..., Stroll through Pike Place Market. For more than 100 years, Pike Place Market has been Seattle's go-to spot for fresh fish, produce, flowers, and artisan goods. Even if you don't plan to shop, be ..., Jan 23, 2024 · Illuminated by over 500,000 LED lights, the Seattle Great Wheel hosts vibrant light shows every Friday, Saturday and Sunday from sundown to 10 p.m. during summer evenings. U.S. News Insider Tip ... , Flights from Seattle to Washington, D.C.. Use Google Flights to plan your next trip and find cheap one way or round trip flights from Seattle to Washington, D.C.. , Tips to get cheap flights from Seattle to Washington Dc. Try to book your flight at least 21 days in advance in order to some flight deals which suit your budget. It is recommended to travel on weekdays to avoid weekend surcharges. Avoid flying in heavy traffic by booking your flight before or after major holidays., Let's check out Alaska Airlines First Class from Washington to Washington. We'll review the lounge, seat, food, entertainment, and the crew on this five hour..., Roomette. For customers seeking both privacy and savings in First Class, Roomettes feature: Two comfortable seats by day transformed into upper and lower beds by night. Newly upgraded bedding, pillows, towels and linens. Access to a restroom and shower in your car. A dedicated First Class attendant. Complimentary lounge access. Priority …, Montway is a fully licensed and insured auto logistics provider, arranging 5-star vehicle transport in Seattle, any city in Washington and all 50 states. Google (3662 reviews) 4.6. BBB (1394 reviews) 4.4. Transport Reviews (1660 reviews) 4.8. …, There are 3 airlines that fly nonstop from Washington, D.C. Dulles Intl Airport to Seattle. They are: Alaska Airlines, Delta and United Airlines. The cheapest price of all airlines flying this route was found with Delta at $139 for a one-way flight. On average, the best prices for this route can be found at Delta., From Seattle (SEA) To Washington, D.C. (DCA) One-way | Main: Depart: Sep 12, 2024: From. $284* Seen: 5 hours ago. From San Diego (SAN) To Washington, D.C. (IAD) One-way | Main: Depart: May 21, 2024: ... DC, 10 years later. America's traditional political hub now buzzes with international shops and street festivals. Walk, run, or cycle …, The best one-way flight to Washington, D.C. from Seattle in the past 72 hours is $79. The best round-trip flight deal from Seattle to Washington, D.C. found on momondo in the last 72 hours is $167. The fastest flight from Seattle to Washington, D.C. takes 4h 51m. Direct flights go from Seattle to Washington, D.C. every day. , Rome2Rio makes travelling from Washington, DC to Seattle easy. Rome2Rio is a door-to-door travel information and booking engine, helping you get to and from any location in the world. Find all the transport options for your trip from Washington, DC to Seattle right here. Rome2Rio displays up to date schedules, route maps, journey times and ..., What companies run services between Seattle, WA, USA and Washington, DC, USA? Alaska Airlines, Inc., Delta and two other airlines fly from Seattle to Washington hourly. Alternatively, you can take a train from Seattle to Washington via Chicago Union Station, Rockville Amtrak, and Rockville, Red Line Center Platform in around 2 days 16h. , Visit Washington, D.C. Flying into Washington Dulles International Airport is an easy way to start exploring the Capitol Region. Whether you’re heading into D.C. or exploring the wider D.C./Baltimore area, it’s all within reach. Consider renting a car to make it even easier to explore as much of the area as you please., 2024 Compare Crime Rates: Seattle, WA vs Washington, DC Change Cities : Seattle, WA: Washington, DC: United States Violent Crime: 32.3: 56.2: 22.7 Property Crime: 76.9: 63.9: ... I’ve lived in Seattle for just under 7 years and while it can be a stunningly beautiful place, I am very excited to leave. I’ll start with some of the positive ..., Enter Your Trip Details. Enter a “ Starting Point” and “ Destination” in the trip planner. It will suggest options based on what you input. Select the option you want, as shown in the following screenshot. Now you have the option to choose how far away from your route you want the charging stations to be. Then click on "Find Routes"., Tips to get cheap flights from Seattle to Washington Dc. Try to book your flight at least 21 days in advance in order to some flight deals which suit your budget. It is recommended to travel on weekdays to avoid weekend surcharges. Avoid flying in heavy traffic by booking your flight before or after major holidays., Our data shows that the cheapest route for a one-way flight from Washington, D.C. to Seattle cost $144 and was between Washington, D.C. Dulles Intl Airport and Seattle. On average, the best prices are found if you fly this route. The average price for a return flight for this route is $219.