SEA WAS | 02/28/24 - 03/13/24 | ![]() | ![]() | $273 | Check |
SEA WAS | 02/20/24 - 03/05/24 | ![]() | ![]() | $277 | Check |
SEA WAS | 02/20/24 - 03/05/24 | ![]() | ![]() | $277 | Check |
SEA WAS | 02/20/24 - 03/05/24 | ![]() | ![]() | $277 | Check |
SEA WAS direct | 02/20/24 - 03/05/24 | ![]() | ![]() | $279 | Check |
SEA WAS direct | 02/28/24 - 03/13/24 | ![]() | ![]() | $282 | Check |
SEA WAS direct | 01/27/24 - 02/10/24 | ![]() | ![]() | $286 | Check |
SEA WAS direct | 01/27/24 - 02/10/24 | ![]() | ![]() | $286 | Check |
SEA WAS direct | 01/27/24 - 02/10/24 | ![]() | ![]() | $286 | Check |
SEA WAS | 02/13/24 - 02/27/24 | ![]() | ![]() | $288 | Check |
-
Find cheap flights
-
Booking tips
- Flights
- Flight Routes
- Flights to United States
- Flights to Washington-DC
- Flights Seattle-Tacoma (SEA) Washington-DC (WAS)
Stops
Airline
- United Airlines
- Delta Air Lines
- American Airlines
- Avianca
- JetBlue Airways
- other
Flight type
- Return
Outbound departure month
- December 2023
- January 2024
- February 2024
- March 2024
- April 2024
Outbound weekday
- Monday
- Tuesday
- Wednesday
- Thursday
- Friday
- Saturday
Return departure month
- December 2023
- January 2024
- February 2024
- March 2024
- April 2024
- May 2024
Return weekday
- Monday
- Tuesday
- Wednesday
- Thursday
- Friday
- Saturday
Change in
- New York - John F. Kennedy International Airport, NY
- Hartsfield-Jackson Atlanta International Airport, GA
- Los Angeles International Airport, CA
- Houston - George Bush Intercontinental Airport, TX
- New York - Newark Liberty International Airport, NJ
- Mexico City-Juarez International
- San Francisco International Airport, CA
- other
Tips and tricks to help you find cheap flights from Seattle Tacoma to Washington DC
Favorite airline: e.g. Alaska Airlines, United Airlines
37 % of flights from Seattle-Tacoma to Washington-DC are booked with Alaska Airlines.

Alaska Airlines
37 %

United Airlines
37 %

Delta
11 %
Direct flights are cheaper
Direct flights on this route are $86.00 cheaper on average than flights with a stopover.
non stop flight
1 stop
05h 00min
09h 04min
$311
$397
The favorite connection is non-stop
94 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
05h 00min, from $311
94 %
1 stopover Salt Lake City International Airport, UT
09h 04min, from $397
6 %
Flight information: Seattle-Tacoma - Washington-DC
Roundtrip from | $273.00 |
---|---|
Flight duration | min. 04:41 / max. 08:20 |
Return flight duration | min. 05:50/ max. 06:15 |
Distance | 3741 km |
Flights per week | 47 |
Departure airport | Seattle-Tacoma International Airport, WA (SEA) |
Arrival airport | Washington-DC (WAS) |
Destination country | United States |
Alternative flight routes
Top Flight Routes
- New York - San Francisco from $93.00
- Los Angeles - San Francisco from $46.28
- Dallas - New York from $72.98
- San Francisco - Atlanta from $68.00
- New York - Phoenix - Sky Harbor from $149.00
- New York - Buffalo from $123.59
- Miami - Honolulu from $583.05
- New York - Honolulu from $490.00
- Lihue - Honolulu from $73.40
- Orlando - Philadelphia from $54.75
- New York - Austin from $175.00
- Basel - London from $48.90
- Washington-DC - Frankfurt from $392.99