Cheap flights from Seattle to Washington, D.C.
Flights overview
Prices shown are for one adult in Economy class flights from Zürich to New York. This includes the cheapest Business class options where available.
Prices reflect the lowest available in the next three months, though they are subject to change and availability.
Last-minute deals apply to the cheapest weekend trips available in the next seven days, with weekend trips being flights departing between Thursday and Saturday and returning on Sunday or Monday.
Flight duration shown is based on nonstop flights or those with the fewest stops available.
Prices reflect the lowest available in the next three months, though they are subject to change and availability.
Last-minute deals apply to the cheapest weekend trips available in the next seven days, with weekend trips being flights departing between Thursday and Saturday and returning on Sunday or Monday.
Flight duration shown is based on nonstop flights or those with the fewest stops available.
Useful information for finding cheap flights from Seattle to Washington, D.C. and booking your next trip
| Cheapest round-trip flights | $179 | AlaskaNonstop6 hrThu, Apr 23 — Wed, Apr 29 | The cheapest round-trip flight from Seattle to Washington, D.C. is currently $179 | |
|---|---|---|---|---|
| Cheapest one-way flight | $100 | Southwest1 stop9 hrWed, Apr 15 | The cheapest one-way flight from Seattle to Washington, D.C. is currently $100 | |
| Last-minute weekend getaway | $476 | American1 stop39 hrSat, Mar 14 — Mon, Mar 16 | The cheapest last-minute weekend getaway from Seattle to Washington, D.C. is currently $476 | |
| Cheapest business class flights | $458 | Frontier1 stop19 hrFri, Apr 17 — Thu, Apr 23 | The cheapest business class round-trip flight from Seattle to Washington, D.C. is currently $458 | |
| Fastest flight | 4 hr 53 min | The fastest nonstop flight from Seattle to Washington, D.C. takes 4 hr 53 min | ||
| Nonstop flights | Every day | There are direct flights on this route every day. |
When is the cheapest time to fly?
Typical prices for the least expensive flights for 1-week trips from Seattle to Washington, D.C. per month. Insights are based on fares observed in the last 12 months. Current prices may differ.
The cheapest month to fly from Seattle to Washington, D.C. is typically January. The most expensive month to fly is typically July.
January
Cheapest
Prices in January are usually between $165 and $330.
Popular airlines from Seattle to Washington, D.C.
Popularity is based on the number of weekly nonstop and connecting flights the airline operates. Connecting flights do not include interline routes.
Flight suggestions are based on an airline's cheapest round-trip fares from Seattle to Washington, D.C. in the next 3 months. Prices include required taxes + fees for one adult. Optional charges and bag fees may apply.
Typical prices are based on fares observed in the past year for one-week round trips with the same origin, destination, and airline.
- AlaskaNonstopfrom $179Typical price: $270–63033 weekly nonstop flightsSEA - BWI, DCA, IADEvery day29 weekly connecting flightsSEA - DCA, IADEvery day
- DeltaNonstopfrom $199Typical price: $230–61014 weekly nonstop flightsSEA - DCA, IADEvery day774 weekly connecting flightsSEA - BWI, DCA, IADEvery day
- UnitedNonstopfrom $179Typical price: $235–5307 weekly nonstop flightsSEA - IADEvery day627 weekly connecting flightsSEA - BWI, DCA, IADEvery day
- Southwestfrom $199Typical price: $270–580508 weekly connecting flightsSEA - BWI, DCA, IADEvery day
- Americanfrom $199Typical price: $245–570419 weekly connecting flightsSEA - BWI, DCA, IADEvery day
- Frontierfrom $220Typical price: $215–56050 weekly connecting flightsSEA - BWI, DCA, IADEvery day
Popular airports near Seattle
Distance and driving time are relative to the city center. Airports are listed based on distance from Seattle center and popularity with travelers.
- Seattle-Tacoma International Airport (SEA)SeattleUnited States19 min11 mi
- Paine Field (PAE)EverettUnited States31 min21 mi
- King County International Airport - Boeing Field (BFI)SeattleUnited States11 min5 mi
- Portland International Airport (PDX)PortlandUnited States2 hr 44 min140 mi
Popular airports near Washington, D.C.
Distance and driving time are relative to the city center. Airports are listed based on distance from Washington, D.C. center and popularity with travelers.
- Ronald Reagan Washington National Airport (DCA)WashingtonUnited States17 min4 mi
- Dulles International Airport (IAD)WashingtonUnited States53 min22 mi
- Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI)BaltimoreUnited States48 min27 mi
- Philadelphia International Airport (PHL)PhiladelphiaUnited States2 hr 19 min116 mi
Frequently asked questions about flying from Seattle to Washington, D.C.
The cheapest flights from Seattle to Washington, D.C. are usually in January. Typical ticket prices in January range from $165 to $330.
The cheapest round-trip flight from Seattle to Washington, D.C. recently found on Google Flights was with Alaska from $179. The cheapest one-way flight was with Southwest from $100.
Some of the cheapest round-trip deals we found with different airlines:
Some of the cheapest round-trip deals we found with different airlines:
- The cheapest Alaska flight from Seattle to Washington, D.C. is $179, flying from Apr 23 to Apr 29.
- The cheapest Delta flight from Seattle to Washington, D.C. is $199, flying from Apr 25 to May 3.
- The cheapest United flight from Seattle to Washington, D.C. is $179, flying from Apr 30 to May 6.
- The cheapest Southwest flight from Seattle to Washington, D.C. is $199, flying from Apr 23 to Apr 29.
- The cheapest American flight from Seattle to Washington, D.C. is $199, flying from Apr 17 to Apr 24.
- The cheapest Frontier flight from Seattle to Washington, D.C. is $220, flying from Apr 16 to Apr 22.
The cheapest round-trip flight from Seattle to Washington, D.C. starts at $179 from Thu, Apr 23 to Wed, Apr 29. The cheapest one-way flight starts at $100 and departs on Wed, Apr 15.
4 hr 53 min is the shortest flight time from Seattle to Washington, D.C..
Mid-Mar–Jun is Washington DC's busiest time, with many people timing their visits to coincide with cherry blossom season (late Mar–mid Apr). Washington DC’s conference centers and hotels also bustle while Congress is in session (Sep–Nov and mid-Jan–Jun). Jul–Aug tend to be hot and humid, while snowfall can vary widely in winter. The city’s most popular events are the annual Cherry Blossom Festival in spring, the 4th of July celebration in summer, and the lighting of the National Christmas Tree in winter.
It's easy to use Google Flights to find the cheapest days to fly from Seattle to Washington, D.C..
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.
You can also turn on price tracking to get alerts if the price changes for a route or flight.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.
You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Seattle to Washington, D.C. really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Seattle to Washington, D.C..
In terms of nonstop flights, Alaska is the most popular. Alaska offers 33 nonstop flights and 29 connecting flights per week. Alaska flies from Seattle-Tacoma International Airport (SEA) to Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD), Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI).
In terms of flights, Delta is the most popular. Delta offers 14 nonstop flights and 774 connecting flights per week. Delta flies from Seattle-Tacoma International Airport (SEA) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI), Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD).
Other popular airlines flying from Seattle to Washington, D.C. are:
In terms of nonstop flights, Alaska is the most popular. Alaska offers 33 nonstop flights and 29 connecting flights per week. Alaska flies from Seattle-Tacoma International Airport (SEA) to Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD), Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI).
In terms of flights, Delta is the most popular. Delta offers 14 nonstop flights and 774 connecting flights per week. Delta flies from Seattle-Tacoma International Airport (SEA) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI), Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD).
Other popular airlines flying from Seattle to Washington, D.C. are:
- United offers 7 nonstop flights and 627 connecting flights per week. United flies from Seattle-Tacoma International Airport (SEA) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI), Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD).
- Southwest offers 508 connecting flights per week. Southwest flies from Seattle-Tacoma International Airport (SEA) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI), Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD).
- American offers 419 connecting flights per week. American flies from Seattle-Tacoma International Airport (SEA) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI), Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD).
- Frontier offers 50 connecting flights per week. Frontier flies from Seattle-Tacoma International Airport (SEA) to Baltimore/Washington International Thurgood Marshall Airport (BWI) (BWI), Ronald Reagan Washington National Airport (DCA), Dulles International Airport (IAD).
The cheapest round-trip flight from Seattle to Washington, D.C. recently found on Google Flights was with Alaska from $179. The cheapest one-way flight was with Southwest from $100.
Some of the cheapest round-trip deals we found with different airlines:
Some of the cheapest round-trip deals we found with different airlines:
- The cheapest Alaska flight from Seattle to Washington, D.C. is $179, flying from Apr 23 to Apr 29.
- The cheapest Delta flight from Seattle to Washington, D.C. is $199, flying from Apr 25 to May 3.
- The cheapest United flight from Seattle to Washington, D.C. is $179, flying from Apr 30 to May 6.
- The cheapest Southwest flight from Seattle to Washington, D.C. is $199, flying from Apr 23 to Apr 29.
- The cheapest American flight from Seattle to Washington, D.C. is $199, flying from Apr 17 to Apr 24.
- The cheapest Frontier flight from Seattle to Washington, D.C. is $220, flying from Apr 16 to Apr 22.
Alaska, Delta and United fly direct from Seattle to Washington, D.C..
- There are 33 Alaska direct flights from Seattle to Washington, D.C. per week. Flights are available every day.
- There are 14 Delta direct flights from Seattle to Washington, D.C. per week. Flights are available every day.
- There are 7 United direct flights from Seattle to Washington, D.C. per week. Flights are available every day.
The cheapest last-minute deal between Seattle and Washington, D.C. at price $476 is offered by American from Sat, Mar 14 to Mon, Mar 16.
Alaska, Delta and United fly direct from Seattle to Washington, D.C..
- There are 33 Alaska direct flights from Seattle to Washington, D.C. per week. Flights are available every day.
- There are 14 Delta direct flights from Seattle to Washington, D.C. per week. Flights are available every day.
- There are 7 United direct flights from Seattle to Washington, D.C. per week. Flights are available every day.
There are direct flights from Seattle to Washington, D.C. on a daily basis.
The cheapest direct (nonstop) round-trip flights between Seattle and Washington, D.C. start at $179 from Thu, Apr 23 to Wed, Apr 29 with Alaska.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Seattle to Washington, D.C., just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Seattle and Washington, D.C. start at $458 from Fri, Apr 17 to Thu, Apr 23 with Frontier.
The cheapest economy class round-trip flights between Seattle and Washington, D.C. start at $179 from Thu, Apr 23 to Wed, Apr 29.
To book business class trips from Seattle to Washington, D.C., look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.
You can also adjust the trip type to view one-way fares.
You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Seattle and Washington, D.C. starts at $476 from Sat, Mar 14 to Mon, Mar 16 with American.
The cheapest last-minute deal between Seattle and Washington, D.C. at price $476 is offered by American from Sat, Mar 14 to Mon, Mar 16.
To find last-minute flight deals from Seattle to Washington, D.C., start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.
You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.
You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.
Search more flights
Popular trips from Seattle
These suggestions are based on the cheapest fares to popular destinations in the next six months.
Prices include required taxes + fees for 1 adult. Optional charges and bag fees may apply.
- Honolulu$312Apr 20 — Apr 281 stop10 hr 27 minUnited
- Los Angeles$56Apr 20 — Apr 28Nonstop2 hr 48 minFrontier
- New York$237Apr 18 — Apr 25Nonstop5 hr 21 minUnited
- Tokyo$781Apr 13 — Apr 221 stop30 hrKorean Air, Asiana Airlines
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