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Amazing Alaska Airlines SEA to DCA Flight Deals

The cheapest flights to Ronald Reagan Washington National found within the past 7 days were $311 round trip and one way. Prices and availability subject to change. Additional terms may apply.

DCA From SEA Economy Coach Packages on Similar Airlines


Carrier Flight Depart SEA Arrive DCA Sat
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AS 4 08:00 am 04:00 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
AS 2 01:55 pm 09:58 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)

FAQs about Alaska Airlines Flights from SEA to DCA

What terminal is Alaska Airlines at Sea-Tac Airport?

While we can't say for certain exactly which terminal your Alaska Airlines flight from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Washington, DC Airport (DCA-Ronald Reagan Washington National) will leave from, we can tell you that you'll probably be getting off the plane at terminal B.

Are there Alaska Airlines non-stop flights from SEA to DCA?

In short, yes. Book a direct flight with Alaska Airlines from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Washington, DC Airport (DCA-Ronald Reagan Washington National), and you won't have to worry about long stopovers or trying to make your connecting flight.

How long is an Alaska Airlines flight from SEA to DCA?

Bring that novel on board you haven't had time to read. A flight from Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) to Washington, DC Airport (DCA-Ronald Reagan Washington National) with Alaska Airlines takes around 5 hours and 48 minutes. You'll have enough time to get completely lost in the gripping storyline.

What type of aircraft does Alaska Airlines fly from SEA to DCA?

You'll get to enjoy all the great amenities that the Airbus A321 has to offer when flying between Seattle, WA Airport (SEA-Seattle - Tacoma Intl.) and Washington, DC Airport (DCA-Ronald Reagan Washington National) with Alaska Airlines. Typically, this is the aircraft that operates on this route.

How many direct and indirect flights does Alaska Airlines fly from SEA to DCA?

Alaska Airlines offers roughly 3 flights every day from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Washington, DC (DCA-Ronald Reagan Washington National).

Flying Tips & Tricks How do I find my flight number?
  • You will receive a travel itinerary when you finalize your booking. In this document you'll come across your flight number. The first letters and single digit represent the airline name (these are called IATA airline codes). This is followed by one, two, three or four digits — the flight number.
How early can you check bags for a flight?
  • Airlines can have different requirements when it comes to physical check-in and baggage drop times. However, as a general rule of thumb, aim to be at the terminal around three hours before departure for an international flight. If you're flying domestically, the recommended time is two hours before departure. Our top tip? Don't be too late. International flights typically close baggage drop an hour before departure. With domestic flights, it's 45 minutes before.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.