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Cheap flights from Washington to Seattle (WAS - SEA)

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Cheap flights from Washington to Seattle in December 2019

The best prices found for IAD to SEA flights for December
16 Dec - 18 Dec
$282pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DCA
Washington Reagan-National
14 Dec - 17 Jan
$315pp
BWI
Baltimore/Washington
Spirit Airlines
   
2 STOPS
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
25 Dec - 10 Jan
$348pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DCA
Washington Reagan-National

Washington to Seattle 2020 flight deals

Cheap flights to Seattle from Washington found for this year
22 Jan - 25 Jan
$178pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
9 Jan - 13 Jan
$178pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington
21 Jan - 25 Jan
$211pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BWI
Baltimore/Washington

Non-stop flights to Seattle from Washington

Save time with Washington to Seattle direct flight deals
21 Jan - 4 Feb
$217pp
IAD
Washington Dulles Intl
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
IAD
Washington Dulles Intl
29 Jan - 12 Feb
$217pp
IAD
Washington Dulles Intl
Delta
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
IAD
Washington Dulles Intl
8 Jan - 14 Jan
$217pp
IAD
Washington Dulles Intl
United Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
United Airlines
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Washington to Seattle

Late deals on round-trip flights to Seattle from Washington, departing today and this week
9 Dec - 12 Dec
$366pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DCA
Washington Reagan-National
10 Dec - 16 Dec
$366pp
DCA
Washington Reagan-National
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
DCA
Washington Reagan-National
12 Dec - 19 Jan
$367pp
BWI
Baltimore/Washington
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Spirit Airlines
Non-Stop
BWI
Baltimore/Washington

Alternative routes for Washington to Seattle

Destination information for Seattle

Things to know before you go. Useful info for your trip from Washington to Seattle
Flight duration
5h 28m
Average temperature for December in Seattle
46.4 °F
Avg rainfall for December in Seattle
5.3 ″

Airports servicing Washington

Washington Dulles Intl (IAD)

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)
Redmond (SEA)

Related info for your journey

Useful info, stats and facts about Washington to Seattle flights.

Flight FAQs

From Washington to Seattle

What days are nonstop flights available from Washington to Seattle?

Days when nonstop flights are available for this flight are: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Within the past month, 91 users have taken a look at flights from Washington to Seattle.

What percent of flights are delayed?

Based on our current data flights from Washington to Seattle are usually delayed by up to 58min. or more.

How many passenger seats are available on a flight on this route?

On average, there are a total of 450 seats offered from Washington to Seattle per day.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for United Air Lines Inc., as currently they have the cheapest options available from Washington to Seattle. On average you can find 75 flights for this flight path daily.

How long does the flight from Washington to Seattle take?

A nonstop flight takes up to 6 hours, covering a distance of 1,437 miles.

How many flights depart from Washington to Seattle on average per day?

48 flight departures from Washington to Seattle per day on average.
Morning (6am - Noon) - 19% of flight departures
Afternoon (Noon - 6pm) - 63% of flight departures
Evening (6pm - Midnight) - 19% of flight departures

Is Washington weather warmer or cooler than Seattle?

Temperatures around the 90 °F's can be experienced in July. The weather in Seattle is colder than in Washington. Plan for potential changes in flight availability as peak weather approaches in this location.