€139 Cheap Flights Seattle to Washington (SEA-DCA)

Airlines that fly from Seattle-Tacoma International Airport (SEA) to Ronald Reagan Washington National Airport (DCA)

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Cheap flights from Seattle to Washington (SEA-DCA)

Prices were available within the past 7 days and start at €139 for one-way flights and €265 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Thu, 9 Jan - Wed, 15 Jan
SEA
Seattle
DCA
Washington
€265 Return, found 18 hours ago
€265
Return
found 18 hours ago
Select JetBlue Airways flight, departing Thu, 9 Jan from Seattle to Washington, returning Wed, 15 Jan, priced at €265 found 18 hours ago
American Airlines
Sat, 11 Jan - Sat, 18 Jan
SEA
Seattle
DCA
Washington
€269 Return, found 2 days ago
€269
Return
found 2 days ago
Select American Airlines flight, departing Sat, 11 Jan from Seattle to Washington, returning Sat, 18 Jan, priced at €269 found 2 days ago
American Airlines
Thu, 9 Jan - Wed, 15 Jan
SEA
Seattle
DCA
Washington
€274 Return, found 18 hours ago
€274
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 9 Jan from Seattle to Washington, returning Wed, 15 Jan, priced at €274 found 18 hours ago
American Airlines
Thu, 9 Jan - Wed, 15 Jan
SEA
Seattle
DCA
Washington
€277 Return, found 18 hours ago
€277
Return
found 18 hours ago
Select American Airlines flight, departing Thu, 9 Jan from Seattle to Washington, returning Wed, 15 Jan, priced at €277 found 18 hours ago
American Airlines
Sat, 11 Jan - Sat, 18 Jan
SEA
Seattle
DCA
Washington
€282 Return, found 2 days ago
€282
Return
found 2 days ago
Select American Airlines flight, departing Sat, 11 Jan from Seattle to Washington, returning Sat, 18 Jan, priced at €282 found 2 days ago
American Airlines
Mon, 13 Jan - Wed, 15 Jan
SEA
Seattle
DCA
Washington
€288 Return, found 6 days ago
€288
Return
found 6 days ago
Select American Airlines flight, departing Mon, 13 Jan from Seattle to Washington, returning Wed, 15 Jan, priced at €288 found 6 days ago
JetBlue Airways
Mon, 13 Jan - Wed, 15 Jan
SEA
Seattle
DCA
Washington
€296 Return, found 6 days ago
€296
Return
found 6 days ago
Select JetBlue Airways flight, departing Mon, 13 Jan from Seattle to Washington, returning Wed, 15 Jan, priced at €296 found 6 days ago
Delta
Sat, 18 Jan - Sat, 25 Jan
SEA
Seattle
DCA
Washington
€298 Return, found 1 day ago
€298
Return
found 1 day ago
Select Delta flight, departing Sat, 18 Jan from Seattle to Washington, returning Sat, 25 Jan, priced at €298 found 1 day ago
JetBlue Airways
Sat, 11 Jan - Sat, 18 Jan
SEA
Seattle
DCA
Washington
€303 Return, found 2 days ago
€303
Return
found 2 days ago
Select JetBlue Airways flight, departing Sat, 11 Jan from Seattle to Washington, returning Sat, 18 Jan, priced at €303 found 2 days ago
American Airlines
Sat, 11 Jan - Sat, 18 Jan
SEA
Seattle
DCA
Washington
€309 Return, found 2 days ago
€309
Return
found 2 days ago
Select American Airlines flight, departing Sat, 11 Jan from Seattle to Washington, returning Sat, 18 Jan, priced at €309 found 2 days ago
Seattle to Washington route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Return price
€265
Distance
3715 km

Perfect flights from Seattle to Washington

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Washington. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Ronald Reagan Washington National ticket options cater to your travel preferences, with incredible one-way fares from €139 and roundtrip prices from €265. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Ronald Reagan Washington National and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Washington.

Frequently asked questions

How much is a flight from SEA to National Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip journey between Seattle - Tacoma Intl. Airport (SEA) and National Airport was €265. Great fares don’t stick around for long, so book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to DCA?
Every air carrier has its own set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from Sea-Tac Airport to Ronald Reagan Washington National Airport (DCA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for SEA to National Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Sea-Tac Airport to Ronald Reagan Washington National Airport (DCA)?
Around 3,700 kilometres separates SeaTac and Arlington, so pack something to keep you occupied for a couple of hours. That latest bestseller you’ve yet to start will be ideal.
Which airlines fly direct from SEA to Ronald Reagan Washington National Airport (DCA)?
Flying nonstop from SEA to National Airport is easy with Alaska Airlines (AS). This top airline operates 60 flights every month.
Are SEA to National Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices from Seattle - Tacoma Intl. Airport (SEA) to DCA are available up to a year prior to departure on Expedia. And although you may nab a fantastic last-minute deal, it’s never something you can count on. Also, booking your flights well in advance means you’ll have more options — and you can avoid getting trapped in the dreaded middle seat! We frequently update our fares to bring you the biggest bargains, so check back often for all the latest specials.
*Available to Expedia members.