Seattle to dc flights - FILE - Passenger drop off their baggage at United Airlines in C Terminal at George Bush Intercontinental Airport, Thursday, Dec. 21, 2023, in Houston. The Biden …

 
 There are 3 airlines that fly nonstop from Washington, D.C. 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. . Licotes

There are 5 airlines that fly nonstop from Seattle to Chicago. They are: Alaska Airlines, American Airlines, Delta, Southwest and United Airlines. The cheapest price of all airlines flying this route was found with Delta at $98 for a one-way flight. On average, the best prices for this route can be found at Alaska Airlines. $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. 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. ... From Seattle (SEA) To Washington, D.C. (IAD) Roundtrip | Economy: 06/04/24 - 06/11/24: from. $ 277* Viewed: 1 day ago. From New York/Newark (EWR) To Washington, D.C. (IAD) Roundtrip ...Cheap Flights from Boston to Seattle (BOS-SEA) Prices were available within the past 7 days and start at $125 for one-way flights and $226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Seattle with no change fee on selected flights. Find and book cheap flights from Seattle (SEA) to Washington (DCA) with Expedia. Compare prices, dates, airlines and deals for roundtrip or one-way flights from Seattle to Washington. Earn free travel rewards with Orbitz. Fast booking & free cancellations. Reserve now, pay later!1 stop. from ₹ 6,211. Washington D.C.. ₹ 8,478 per passenger.Departing Mon, 22 Apr.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Mon, 22 Apr, arriving in Washington Ronald Reagan.Price includes taxes and charges.From ₹ 8,478, select.The two airlines most popular with KAYAK users for flights from Amsterdam to Seattle are Delta and Virgin Atlantic. With an average price for the route of $901 and an overall rating of 8.0, Delta is the most popular choice. Virgin Atlantic is also a great choice for the route, with an average price of $1,041 and an overall rating of 7.7.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. ... From Seattle (SEA) To Washington, D.C. (IAD) Roundtrip | Economy: 06/04/24 - 06/11/24: from. $ 277* Viewed: 1 day ago. From New York/Newark (EWR) To Washington, D.C. (IAD) Roundtrip ...Apr 26, 2024 · Lowest fares from Washington, D.C. to Seattle. Searching for cheap flights from Washington, D.C. to Seattle? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today. Flights from Washington, DC to Seattle, WA cover the 2316 miles (3736 km) long route taking on average 5 h 58 min with our travel partners like Alaska Airlines, American Airlines or United. You can get the cheapest plane tickets for this route for as low as $97 (€85), but the average price of plane tickets is $242 (€213). ...Watch this route. $118RT. Nonstop | Midweek Fare. Seattle, WA (SEA)to Dallas/Fort Worth, TX (DFW) Best Times to Go. Frontier. Find This Deal. $168RT. Nonstop | Midweek Fare.Be it a business or a leisure trip, Book discount flights from Seattle to Washington DC on MyFlightSearch and jet set for a vacation without exceeding your budget. Take advantage of our low cost flight deals from Seattle to Washington DC and jet set for a budget friendly Washington DC getaway. Book online or call our 24*7 customer care to get ...The two airlines most popular with KAYAK users for flights from Detroit to Seattle are Alaska Airlines and Delta. With an average price for the route of $348 and an overall rating of 8.1, Alaska Airlines is the most popular choice. Delta is also a great choice for the route, with an average price of $438 and an overall rating of 8.0. Use Google Flights to explore cheap flights to anywhere. Search destinations and track prices to find and book your next flight. Find the best flights fast, track prices, and book with confidence ... 1 stop. from $228. Washington, D.C..$243 per passenger.Departing Tue, Jun 4, returning Tue, Jun 11.Round-trip flight with Alaska Airlines and Frontier Airlines.Outbound indirect flight with Alaska Airlines, departing from Seattle / Tacoma International on Tue, Jun 4, arriving in Washington Dulles.Inbound indirect flight with Frontier Airlines ... 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 ... Are you searching for American Airlines flights from Seattle to Washington, D.C.? Find the best selections and fly in style.Use Google Flights to find cheap departing flights to Charlotte and to track prices for specific travel dates for your next getaway.Cheap Flights from New York to Seattle (JFK-SEA) Prices were available within the past 7 days and start at $118 for one-way flights and $231 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from New York to Seattle with no change fee on selected flights.Search and compare first class flight deals to Washington, D.C.. Fly from Boston from $319. Book your first class tickets to Washington, D.C..Carriers which have flown such direct red eye flights from Seattle may include: Alaska Airlines departing SEA around 9:25pm and arriving IAD around 5:30am. United Airlines departing SEA around 11:30pm and arriving IAD around 7:17am. Example departure times listed are local to origin airport time zone, and arrival times are local to destination.Caribbean ». Jamaica. $532. Flights to Kingston, Jamaica. $424. Flights to Montego Bay, Jamaica. Find flights to Jamaica from $189. Fly from Seattle on Frontier, American Airlines, Delta and more. Search for Jamaica flights on KAYAK now to find the best deal.1 day ago · Compare cheap flights to Washington, D.C. with Alaska Airlines. Enjoy our low prices and generous experience. Book the lowest fares on Washington, D.C. flights today. Find low fares to top destinations on the official Southwest Airlines website. Book flight reservations, rental cars, and hotels on southwest.com.Cheap Flights from State College to Washington (SCE-DCA) Prices were available within the past 7 days and start at $173 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from State College to Washington with no change fee ...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...$66 Search for cheap flights deals from DCA to SEA (Ronald Reagan Washington National to Seattle - Tacoma Intl.). We offer cheap direct, non-stop flights including one way and roundtrip tickets. ... Amazing DCA to SEA Flight Deals. The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $110 round …Pick Dates. 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.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.1 stop. from ₹ 6,211. Washington D.C.. ₹ 8,478 per passenger.Departing Mon, 22 Apr.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Seattle / Tacoma International on Mon, 22 Apr, arriving in Washington Ronald Reagan.Price includes taxes and charges.From ₹ 8,478, select.Find and book cheap flights from Seattle (SEA) to Washington (DCA) with Expedia. Compare prices, dates, airlines and deals for roundtrip or one-way flights from Seattle …Based on KAYAK searches from the last 72 hours, if you fly from Ontario, you should have a good chance of getting the best deal to Seattle as it was the cheapest place to fly from.Prices were found for as low as $34 one-way and $43 for a round-trip flight. Also in the last 72 hours, the most popular connection to Seattle was from Chicago and the … Flight to Butte, MT; Flying time from Seattle, WA to Washington, DC. The total flight duration from Seattle, WA to Washington, DC is 4 hours, 29 minutes. This is the average in-air flight time (wheels up to wheels down on the runway) based on actual flights taken over the past year, including routes like SEA to DCA. It covers the entire time on ... The two airlines most popular with KAYAK users for flights from New York to Washington, D.C. are Delta and JetBlue. With an average price for the route of $248 and an overall rating of 8.0, Delta is the most popular choice. JetBlue is also a great choice for the route, with an average price of $213 and an overall rating of 7.6.Book flights from Seattle/Tacoma Intl (SEA) to Washington, D.C. (WAS) starting at C$ 117. Search real-time flight deals from Seattle to Washington, D.C. on Cheapflights.ca.Airport information for your flight from Seattle (SEA) Seattle–Tacoma InternationalAirport (SEA), often referred to as Sea-Tac, is located 12 miles (19 km) south of the city center. Access free airport Wi-Fi while waiting to board your flight from Seattle. The Seattle Airport has a United Club℠ location. 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. The cheapest return flight ticket from Dallas/Fort Worth Airport to Seattle found by KAYAK users in the last 72 hours was for $98 on Frontier, followed by Spirit Airlines ($171). One-way flight deals have also been found from as low …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.Washington D.C.. $387 per passenger. Departing Thu, 25 Apr, returning Wed, 1 May. Return flight with Delta. Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 25 Apr, arriving in Washington Dulles.Find cheap flights from Seattle to Washington Dulles Airport from $101. Round-trip. 1 adult. Economy. 0 bags. Add hotel. sáb. 5/18. sáb. 5/25. Search. Direct flights only. Search …Cheap Flights from Washington to Omaha (DCA-OMA) Prices were available within the past 7 days and start at $80 for one-way flights and $114 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Washington to Omaha with no change fee on selected flights.Lowest fares from Washington, D.C. to Seattle. Searching for cheap flights from Washington, D.C. to Seattle? Enjoy comfort, premium cabin legroom and free movies with Alaska Airlines. Find the lowest fares today.Carriers which have flown such direct red eye flights from Seattle may include: Alaska Airlines departing SEA around 9:25pm and arriving IAD around 5:30am. United Airlines departing SEA around 11:30pm and arriving IAD around 7:17am. Example departure times listed are local to origin airport time zone, and arrival times are local to destination.Each day, there are between 4 and 5 nonstop flights that take off from Seattle and land in Raleigh, with an average flight time of 5h 06m. The most common departure time is 9:00 am and most flights take off in the morning. Each week, there are 34 flights. The most frequent day of departure is Saturday, when 15% of all weekly flights depart.There are 2 airlines that fly nonstop from Seattle to Nashville. They are Alaska Airlines and Delta. The cheapest airline for this route is Delta, with the best one-way deal found costing $128. On average, the best prices for this route can be found at Delta.$129 Search for cheap flights deals from IAD to SEA (Washington Dulles Intl. to Seattle - Tacoma Intl.). We offer cheap direct, non-stop flights including one way and roundtrip tickets. ... Amazing IAD to SEA Flight Deals. The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $239 round trip and $129 one way. Prices ...There are 2 airlines that fly nonstop from Seattle to Nashville. They are Alaska Airlines and Delta. The cheapest airline for this route is Delta, with the best one-way deal found costing $128. On average, the best prices for this route can be found at Delta.The cheapest way to get from Washington, DC to Seattle costs only $293, and the quickest way takes just 7¾ hours. Find the travel option that best suits you. ... DC to Seattle is to fly which takes 7h 59m and costs $120 - $490. Alternatively, you can train, which costs $120 - $850 and takes 2 days 17h. Mode detailsThe total straight line flight distance from Seattle, WA to Washington, DC is 2,327 miles. This is equivalent to 3 745 kilometers or 2,022 nautical miles. Your trip begins in Seattle, Washington. It ends in Washington, District of Columbia. Your flight direction from Seattle, WA to Washington, DC is East (88 degrees from North).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 ...1 stop. Sat, 7 Sep SEA - SYD with Alaska Airlines. 1 stop. from $1,286. Seattle.$1,449 per passenger.Departing Tue, 3 Dec, returning Sun, 8 Dec.Return flight with Air New Zealand.Outbound indirect flight with Air New Zealand, departs from Sydney on Tue, 3 Dec, arriving in Seattle / Tacoma International.Inbound indirect flight with Air New ...Find flights to Washington, D.C. from $65. Fly from Seattle on Frontier, Spirit Airlines, Sun Country Air and more. Search for Washington, D.C. flights on KAYAK now to find the …Cheap Flights from Boston to Seattle (BOS-SEA) Prices were available within the past 7 days and start at $125 for one-way flights and $226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Boston to Seattle with no change fee on selected flights.Find cheap flights from Seattle (SEA) to Washington, D.C. (IAD) with United Airlines. Compare prices, dates, and fares for roundtrip or one-way tickets and book …The public flight service to the community began in 2018 to serve the mining industry in the region, but was cut in 2020. Four years later, some residents want the …Fly to Seattle with United Airlines from over 200 airports within the United States and an additional 100 airports internationally. Seattle’s top attractions. Admire the vistas from atop of the famous Space Needle. Browse the local shops at Pike Place Market. Ride and enjoy the view on the Seattle Great Wheel.Cheap Flights from State College to Washington (SCE-DCA) Prices were available within the past 7 days and start at $173 for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from State College to Washington with no change fee ...The cheapest return flight ticket from Dallas/Fort Worth Airport to Seattle found by KAYAK users in the last 72 hours was for $98 on Frontier, followed by Spirit Airlines ($171). One-way flight deals have also been found from as low …Check into a flight. Track a flight. Manage your flights. Book a vacation. JetBlue offers flights to 90+ destinations with free inflight entertainment, free brand-name snacks and drinks, lots of legroom and award-winning service.$66 Search for cheap flights deals from DCA to SEA (Ronald Reagan Washington National to Seattle - Tacoma Intl.). We offer cheap direct, non-stop flights including one way and roundtrip tickets. ... Amazing DCA to SEA Flight Deals. The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $110 round …D.C. United vs. Seattle Sounders FC. Sat • Apr 27 • 7:30 PM Audi Field, Washington, DC. Important Event Info: Audi Field is a mobile-only venue. Children 2 and under do not …To. Check status. Stay up to date with our flight status tools. MileagePlus members can subscribe to notifications for flight status, check-in availability and more. United Airlines will do everything practical to ensure we provide the most accurate flight status information at all times. 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. Based on KAYAK searches from the last 72 hours, if you fly from Ontario, you should have a good chance of getting the best deal to Seattle as it was the cheapest place to fly from.Prices were found for as low as $34 one-way and $43 for a round-trip flight. Also in the last 72 hours, the most popular connection to Seattle was from Chicago and the …All flight schedules from Washington Dulles International , Virginia , USA to Seattle Tacoma International , Washington , USA . This route is operated by 3 airline (s), and the flight time is 6 hours and 07 minutes. The distance is 2313 miles.Cheap flights from Seattle to Washington, D.C. Round-trip. expand_more. 1 Passenger. expand_more. From. To. Departure. Apr 27, 2024. today. Return. May 4, 2024. today. …1 stop. from $247. Seattle.$265 per passenger.Departing Tue, Oct 1, returning Tue, Oct 8.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Dulles on Tue, Oct 1, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departing from Seattle / Tacoma International on Tue, Oct 8 ...Cheap flights from Seattle to Washington, D.C. Round-trip. expand_more. 1 Passenger. expand_more. From. To. Departure. Apr 27, 2024. today. Return. May 4, 2024. today. …Find cheap flights to Costa Rica with Google Flights. Explore popular destinations in Costa Rica and book your flight. Find the best flights fast, track prices, and book with confidenceThe 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. Alaska Airlines, Inc., Delta and two other airlines fly from Seattle to Washington, DC hourly. Alternatively, you can take a train from Seattle to Washington, DC via Chicago Union Station, Rockville Amtrak, and Rockville, Red Line Center Platform in around 2 days 16h. Airlines. Find Your Flight. Looking for international flight deals? Call us at 1 (833) 203-5879.Watch this route. $118RT. Nonstop | Midweek Fare. Seattle, WA (SEA)to Dallas/Fort Worth, TX (DFW) Best Times to Go. Frontier. Find This Deal. $168RT. Nonstop | Midweek Fare.The cheapest ticket to District of Columbia from the United States found in the last 72 hours was $39 one-way, and $98 round-trip. The most popular route is Los Angeles to Washington, D.C. Reagan-National and the cheapest round-trip airline ticket found on this route in the last 72 hours was $204.Use Google Flights to find cheap departing flights to Cancún and to track prices for specific travel dates for your next getaway.Washington D.C.. $387 per passenger. Departing Thu, 25 Apr, returning Wed, 1 May. Return flight with Delta. Outbound direct flight with Delta departs from Seattle / Tacoma International on Thu, 25 Apr, arriving in Washington Dulles.All flight schedules from Ronald Reagan Washington National , District of Columbia , USA to Seattle Tacoma International , Washington , USA . This route is operated by 1 airline (s), and the flight time is 6 hours and 00 minute. The distance is 2335 miles. USA.Compare cheap flights to Washington, D.C. with Alaska Airlines. Enjoy our low prices and generous experience. ... From Seattle (SEA) To Washington, D.C. (IAD) One-way | Main: Depart: May 28, 2024: From. $189* ... DC, 10 years later. America's traditional political hub now buzzes with international shops and street festivals. Walk, …Find Deal. mar., may. 21 - mar., may. 28. 5:42 pm - 7:32 pm ATL - BWI. 1h 50m nonstop. 9:52 am - 12:02 pm BWI - ATL. 2h 10m nonstop. $43 Frontier. Find Deal. mar., may. 7 - …The cheapest return flight ticket from Dallas/Fort Worth Airport to Seattle found by KAYAK users in the last 72 hours was for $98 on Frontier, followed by Spirit Airlines ($171). One-way flight deals have also been found from as low … 1 stop. from $247. Seattle.$265 per passenger.Departing Tue, Oct 1, returning Tue, Oct 8.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Washington Dulles on Tue, Oct 1, arriving in Seattle / Tacoma International.Inbound indirect flight with Delta, departing from Seattle / Tacoma International on Tue, Oct 8 ... Airport information for your flight from Seattle (SEA) Seattle–Tacoma InternationalAirport (SEA), often referred to as Sea-Tac, is located 12 miles (19 km) south of the city center. Access free airport Wi-Fi while waiting to board your flight from Seattle. The Seattle Airport has a United Club℠ location.That’s why Sec. Buttigieg says the Biden administration is issuing a new refund rule that will force airlines to automatically refund travelers if their flights are …

The flight time from Washington to Seattle is 5 hours, 39 minutes. The time spent in the air is 5 hours, 7 minutes. These numbers are averages. In reality, it varies by airline with Alaska being the fastest taking 5 hours, 38 minutes, and Delta the slowest taking 5 …. Fly dallas to houston

seattle to dc flights

Cheap Flights from Seattle (SEA) to Washington (DCA) Prices were available within the past 7 days and start at AU$146 for one-way flights and AU$423 for round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.Prices were available within the past 7 days and start at $138 for one-way flights and $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals. One way.Flights from Atlantic City to Seattle. $197. Flights from New York to Seattle. $186. Flights from Philadelphia to Seattle. $339. Flights from Trenton, New Jersey to Seattle. 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 flights from Seattle, WA to Washington, DC from $121 (€105). Compare prices, find the best direct flights and book your ticket with Omio today!City Pair Program (CPP) The OMB-designated Best-in-Class City Pair Program procures and manages discounted air passenger transportation services for federal government travelers. At its inception in 1980 this service covered only 11 markets, and now covers over 13,000 markets. Today, CPP offers four different contract fares.Cheap Flights from New York to Seattle (JFK-SEA) Prices were available within the past 7 days and start at $118 for one-way flights and $231 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from New York to Seattle with no change fee on selected flights.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 ...Find cheap flights from Seattle (SEA) to Washington, D.C. (IAD) with United Airlines. Compare prices, dates, and fares for roundtrip or one-way tickets and book …The cheapest flights to Washington Dulles Intl. found within the past 7 days were $257 round trip and $159 one way. Prices and availability subject to change. Additional terms may apply. Fri, Apr 19 - Tue, Apr 23. SEA. Seattle. IAD. Washington. All flight schedules from Seattle Tacoma International , Washington , USA to Washington Dulles International , Virginia , USA . This route is operated by 3 airline (s), and the flight time is 6 hours and 00 minute. The distance is 2313 miles. Connecting flights between Washington, DC and Seattle, WA. Here is a list of connecting flights from Washington, District of Columbia to Seattle, Washington. This can help you find a one-stop flight with the shortest layover time. We found a total of 24 flights to Seattle, WA with one connection: Airline routes; American Airlines DCA to DFW to SEAOn 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.Cheap Flights from Washington to Seattle (IAD-SEA) Prices were available within the past 7 days and start at $139 for one-way flights and $273 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. Book one-way or return flights from Washington to Seattle with no change fee on selected ...Wed 5/8 8:35 am SEA - IAD. Nonstop 5h 09m Delta. Deal found 4/17 $379. Pick Dates. One of the most popular airlines traveling from Washington, D.C. Dulles Intl Airport to Seattle is Delta. Flights from Delta traveling this route typically cost $377.81 RT..

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