
Popular airlines from Seattle-Tacoma International Airport (SEA) to Ronald Reagan Washington National Airport (DCA)
- Alaska Airlines
Alaska Airlines
- Frontier Airlines
Frontier Airlines
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Southwest Airlines
Southwest Airlines
- JetBlue Airways
JetBlue Airways
- Plan, book, fly with confidence
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Cheap flights from Seattle to Washington (SEA-DCA)
Prices were available within the past 7 days and start at €140 for one-way flights and €305 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€305 Return, found 5 days ago
€305
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€313 Return, found 5 days ago
€313
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€330 Return, found 5 days ago
€330
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€352 Return, found 5 days ago
€352
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€357 Return, found 5 days ago
€357
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€366 Return, found 5 days ago
€366
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€366 Return, found 5 days ago
€366
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€370 Return, found 5 days ago
€370
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€373 Return, found 5 days ago
€373
Return
found 5 days ago

Tue, 16 Sep - Fri, 19 Sep
SEA
Seattle
DCA
Washington
€374 Return, found 5 days ago
€374
Return
found 5 days ago
Find the cheapest month to fly from Seattle (SEA) to Washington (DCA)
September is typically the cheapest month to fly
From €119 - €233 per traveller.
Graph displaying average flight prices per month
Origin airport | Seattle - Tacoma Intl. |
Destination airport | Ronald Reagan Washington National |
Return price | €304 |
Distance | 3715 km |
Average flight time | 8 hours 5 mins |
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 €140 and roundtrip prices from €305. 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.
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