Seattle–Tacoma International Airport
Seattle · US
SEA See airport pageCheap Flights from Seattle (SEA) to Washington (DCA)
Track fares, compare route details, and get alerted when prices from Seattle to Washington drop again.
Typical travel time: 4h 57m
Route pattern: Usually direct
We currently track this route between Seattle (SEA) and Washington (DCA).
This trip covers about 3,738 km and usually takes around 4h 57m.
We are still collecting live fare checks for this route. Start a free alert and we will email you as soon as prices appear.
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What we know about this route
90 · SEA
What we know about this route
Route distance
3,738 km
Typical travel time
4h 57m
Route pattern
Usually direct
Popular airlines on this route
AS
Recent fares we tracked
Recent fares we tracked
No live fares tracked yet
We are still collecting live fare checks for this route. Start a free alert and we will email you as soon as prices appear.
Airport information
Airport information
Ronald Reagan Washington National Airport
Washington · US
DCA See airport page
Frequently Asked Questions
Frequently Asked Questions
How long does the trip from Seattle to Washington usually take?
This route typically takes around 4h 57m.
How far is Seattle to Washington by air?
The air distance between Seattle and Washington is about 3,738 km.
Are there direct flights from Seattle to Washington?
This route is usually flown direct.
Which airport do you leave from when flying from Seattle to Washington?
Flights on this route usually depart from Seattle–Tacoma International Airport (SEA).
Which airport do you arrive at when flying from Seattle to Washington?
Flights on this route usually arrive at Ronald Reagan Washington National Airport (DCA).
Which airlines have appeared on this route?
Airlines we have seen on this route include AS.
How do alerts work for Seattle to Washington?
Create a free alert and we will email you when we detect a cheaper fare for this route.
Can I book directly with the airline?
Yes. We surface the route insights here, and when a good fare appears you book directly with the airline or travel provider.