Cheap flights from Seattle to Washington

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Easily compare round-trip flights from Seattle to Washington

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Seattle to Washington by changing tabs
Quickest
Cheapest
Frontier
Frontier
05 Sep
SEA
10:30 pm
Seattle/Tacoma Intl airport
11h 59m
1 Stop
1:29 pm
+1
IAD
Washington Dulles Intl airport
Frontier
09 Sep
IAD
6:49 pm
Washington Dulles Intl airport
17h 15m
1 Stop
9:04 am
+1
SEA
Seattle/Tacoma Intl airport
198 USD
Frontier
Frontier
10 Sep
SEA
11:20 pm
Seattle/Tacoma Intl airport
11h 47m
1 Stop
2:07 pm
+1
IAD
Washington Dulles Intl airport
Frontier
16 Sep
IAD
6:49 pm
Washington Dulles Intl airport
17h 15m
1 Stop
9:04 am
+1
SEA
Seattle/Tacoma Intl airport
198 USD
Frontier
Frontier
09 Nov
SEA
10:20 pm
Seattle/Tacoma Intl airport
12h 39m
1 Stop
1:59 pm
+1
IAD
Washington Dulles Intl airport
Frontier
12 Nov
IAD
5:08 pm
Washington Dulles Intl airport
17h 39m
1 Stop
7:47 am
+1
SEA
Seattle/Tacoma Intl airport
198 USD
United Airlines
United Airlines
17 Sep
SEA
4:30 pm
Seattle/Tacoma Intl airport
4h 47m
12:17 am
+1
IAD
Washington Dulles Intl airport
United Airlines
24 Sep
IAD
4:00 am
Washington Dulles Intl airport
5h 40m
6:40 am
SEA
Seattle/Tacoma Intl airport
217 USD
United Airlines
United Airlines
01 Oct
SEA
4:30 pm
Seattle/Tacoma Intl airport
4h 47m
12:17 am
+1
IAD
Washington Dulles Intl airport
United Airlines
02 Oct
IAD
8:45 am
Washington Dulles Intl airport
5h 42m
11:27 am
SEA
Seattle/Tacoma Intl airport
217 USD
United Airlines
United Airlines
05 Nov
SEA
5:00 am
Seattle/Tacoma Intl airport
4h 45m
12:45 pm
IAD
Washington Dulles Intl airport
United Airlines
13 Nov
IAD
2:25 pm
Washington Dulles Intl airport
6h 02m
5:27 pm
SEA
Seattle/Tacoma Intl airport
217 USD

How to get the cheapest flight ticket from Seattle to Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Washington?
January
The cheapest time of year to fly to Washington from Seattle is January. Most expensive is November
What is the cheapest day to fly to Washington?
Wednesday
The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday
When is the cheapest time to fly to Washington?
in the afternoon
Seattle to Washington flights are approximately 49% more expensive at noon than in the afternoon
What is the cheapest airline that flies to Washington?
Sun Country Air
Sun Country Air, Spirit Airlines, and Frontier are the most popular carriers operating from Seattle to Washington
What is the cheapest route?
Seattle/Tacoma Intl - Washington Dulles Intl
Fly from Seattle/Tacoma Intl to Washington Dulles Intl for the best Seattle - Washington flight prices
When is the cheapest time to book a flight to Washington?
30 days before
The cheapest time to buy a flight from Seattle to Washington is approximately 30 days to departure
60
Days before departure
0

Flight information for Seattle to Washington (WAS - 03A)

Find info about flight duration, direct flights, and airports for your flight from Seattle to Washington
Fastest flight time 4h 47m The fastest flight from Seattle to Washington takes 4h 47m.
Direct flights Every day Direct flights go from Seattle to Washington every day.
Airports in Washington 2 airports There are 2 airports near Washington: Washington Reagan-National (DCA), Washington Dulles Intl (IAD)

Alternative routes for Seattle to Washington

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Seattle to Philadelphia
Fastest flight time
5h 01m
Cheapest price
198 USD
Portland to Philadelphia
Fastest flight time
5h 00m
Cheapest price
232 USD
Portland to Washington
Fastest flight time
4h 37m
Cheapest price
253 USD

Flights from Seattle to:

Flights to Washington from:

  • Seattle
  • Washington
  • United States
  • North America