NZ$300 Cheap Flights Seattle to Washington (SEA-DCA)

View NZ$300 flight on Fri, 5 Sep. 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Ronald Reagan National Airport (DCA)

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Cheap Flights from Seattle (SEA) to Washington (DCA)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$534 Return, found 3 days ago
NZ$534
Return
found 3 days ago
Select Delta flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$534 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$566 Return, found 3 days ago
NZ$566
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$566 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$585 Return, found 3 days ago
NZ$585
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$585 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$600 Return, found 3 days ago
NZ$600
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$600 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$618 Return, found 3 days ago
NZ$618
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$618 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$633 Return, found 3 days ago
NZ$633
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$633 found 3 days ago
Delta
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$640 Return, found 3 days ago
NZ$640
Return
found 3 days ago
Select Delta flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$640 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$666 Return, found 3 days ago
NZ$666
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$666 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$686 Return, found 3 days ago
NZ$686
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$686 found 3 days ago
American Airlines
Fri, 5 Sep. - Fri, 12 Sep.
SEA
Seattle
DCA
Washington
NZ$700 Return, found 3 days ago
NZ$700
Return
found 3 days ago
Select American Airlines flight, departing Fri, 5 Sep. from Seattle to Washington, returning Fri, 12 Sep., priced at NZ$700 found 3 days ago
Flight from Seattle to Washington route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Ronald Reagan Washington National
Return price
NZ$533
Distance
3715 km
Average flight time
8 hours 6 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 NZ$300 and roundtrip prices from NZ$534. 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 NZ$534. 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.

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NZ$347.80

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