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SEA (Seattle) to DCA (Washington) Flights $295.62

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Cheap SEA to DCA Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Seattle to Washington (SEA to DCA)

Question : Who's offering the cheapest round-trip flight to Ronald Reagan National Airport (DCA) over the coming months?
Answer : United Airlines is the leader in keeping prices down for their passengers over the next three months. Bookings are being made at just $334, which is quite a deal when compared to the high-end bookings of $1,880.

Question : When traveling to Washington from Seattle, how long will you be in the air?
Answer : The average flight duration between SEA and DCA is four hours and 49 minutes.

Question : What are the chances this flight will be delayed?
Answer : Flights from SEA to DCA are on time 75% of the time, ranking in the bottom half of the world. If a flight is delayed, though, expect an average of 19 minutes added to your flight time.

Question : Best case scenario, how quickly can someone get from SEA to DCA?
Answer : Alaska Airlines can get you there in four hours and 46 minutes. So, if you were to leave Seattle at 2:10 PM PDT, you would arrive in Washington at 9:56 PM EDT (remember, there is a three-hour time change).

Question : If you’re booking SEA to DCA, how many different options of departure times do you have?
Answer : The number of flight times varies by day of the week, but on average, SEA to DCA sees two different choices. Compared to the average route departing the United States with five flight times, you'll have fewer options.

Question : Is this route your best bet for getting to Washington with minimal delays?
Answer : Using the combined on-time percentage and average delay breakdown, Seattle to Washington currently has a 2 out of a possible 5 star rating. A 2-star rating means you should feel rather worried about getting to Washington on time.

Question : In the next four weeks, what day should you book your trip?
Answer : As of May 22nd, the best day for booking to Washington (DCA) is May 25th. It costs $334, which is 38% below the average price to book the same route.