Flights from Seattle to Washington DC

Search and find cheap flights from Seattle to Washington DC (United States, North America)
Search and find cheap flights from Seattle to Washington DC (United States, North America)

Looking for the best tickets for Seattle to Washington DC?

Look no more. We’ve gone through the latest 2,650,008 fares to bring you all the insights you could possibly want.
Expect to pay
355 USD for flights from Seattle to Washington DC leaving on 7/5/2017 and returning on 8/11/2017
Low 312 USD
355 USD
High 693 USD
Choose my own dates
Best time to book
Cheapest time to buy a ticket for Seattle — Washington DC is approximately 58 days to departure.
Normally the best deals on Seattle to Washington DC flights are available 2 to 4 months prior to departure.
Days before departure
Best month
Cheapest time of year to fly to Washington DC from Seattle is February and October. Most expensive are July and December.
Seattle to Washington DC flights are currently cheapest between July and August.
Impact on price
Cheapest airline
According to our data, Spirit Airlines, Frontier Airlines and Sun Country Airlines are the cheapest airlines to fly this route.
momondo users most frequently choose to fly from Seattle to Washington DC with either Spirit Airlines, Frontier Airlines or Sun Country Airlines.
Impact on price (additional fees may apply)
Spirit Airlines
+0%
Frontier Airlines
+2%
Sun Country Airlines
+3%
Major US Carrier
+9%
Delta Air Lines
+9%
United Airlines
+12%
Best time to fly
Seattle to Washington DC flights are approximately 4% more expensive in the morning than in the afternoon.
Morning flights tend to be the most expensive.
Impact on price
Cheapest day
Sunday is normally the most expensive day to fly, whilst Tuesday tends to be the cheapest.
Cheapest day of week is typically Tuesday and the most expensive is typically Sunday.
Impact on price
Cheapest route
Fly Seattle Tacoma - Baltimore for the best Seattle to Washington DC flight prices saving up to 1% on average.
Seattle Tacoma - Baltimore tends to be 1% cheaper than Seattle Tacoma - Dulles Intl.
momondo compares flights to Washington DC from Seattle from 46 different sites.
Impact on price
Seattle Tacoma-Baltimore
+0%
Seattle Tacoma-R Reagan Nat
+4%
Seattle Tacoma-Dulles Intl
+6%
Direct flights
There are direct flights from Seattle Tacoma to Washington DC all week with a flight time of 4 hours 49 minutes.
Direct flights available: 119 PER WEEK
Popular non-direct routes for this connection are Seattle Tacoma - O'Hare Intl - R Reagan Nat, Seattle Tacoma - Saint Paul Intl - R Reagan Nat and Seattle Tacoma - Lambert - R Reagan Nat.
You can fly from Seattle Tacoma to Washington DC indirect via O'Hare Intl, Saint Paul Intl or Lambert.
Direct flights available on
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday

Get there quickly

Direct flights to Washington DC from Seattle
Return trip
May 26 - May 30
318 USD
Smartfares
SEA SEA
5h 8min
Direct
WAS WAS
WAS WAS
5h 40min
Direct
SEA SEA
Return trip
May 26 - May 29
354 USD
Smartfares
SEA SEA
5h 8min
Direct
WAS WAS
WAS WAS
5h 40min
Direct
SEA SEA
Return trip
May 21 - May 25
440 USD
CFEDreamsUS
SEA SEA
4h 55min
Direct
WAS WAS
WAS WAS
5h 40min
Direct
SEA SEA

Go right away

Last minute flights from Seattle to Washington DC
Return trip
May 5 - May 8
327 USD
EDreamsUS
SEA SEA
14h 48min
1 stop
WAS WAS
WAS WAS
16h 50min
1 stop
SEA SEA
Return trip
Apr 28 - May 1
408 USD
EDreamsUS
SEA SEA
19h 20min
1 stop
WAS WAS
WAS WAS
16h 50min
1 stop
SEA SEA
Return trip
Apr 29 - Apr 30
540 USD
FlyingCOM
SEA SEA
8h 52min
1 stop
WAS WAS
WAS WAS
18h 20min
1 stop
SEA SEA

Go for less - experience more

Cheap flights from Seattle to Washington DC
Return trip
May 12 - May 23
311 USD
EDreamsUS
SEA SEA
15h 9min
1 stop
WAS WAS
WAS WAS
8h 23min
1 stop
SEA SEA
Return trip
May 12 - May 16
320 USD
CFEDreamsUS
SEA SEA
15h 9min
1 stop
WAS WAS
WAS WAS
16h 50min
1 stop
SEA SEA
Return trip
May 12 - May 15
324 USD
EDreamsUS
SEA SEA
15h 9min
1 stop
WAS WAS
WAS WAS
16h 50min
1 stop
SEA SEA

Coming or going?

Cheap flights from Washington DC to Seattle
Return trip
Apr 28 - May 1
330 USD
ExploreTripDom
WAS WAS
5h 50min
Direct
SEA SEA
SEA SEA
16h 50min
1 stop
WAS WAS
Return trip
Apr 30 - May 4
412 USD
Smartfares
WAS WAS
15h 0min
1 stop
SEA SEA
SEA SEA
8h 15min
1 stop
WAS WAS
Return trip
Apr 28 - Apr 30
596 USD
Smartfares
WAS WAS
18h 20min
1 stop
SEA SEA
SEA SEA
18h 50min
1 stop
WAS WAS

Weather forecast for Washington DC

Going soon? Be prepared for the weather in Washington DC.
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