NZ$159 Cheap Flights Seattle to Washington (SEA-WAS)

View NZ$159 flight on Tue, 24 Mar 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Washington

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

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.

American Airlines
Tue, 24 Feb - Sat, 28 Feb
SEA
Seattle
BWI
Baltimore
NZ$364 Return, found 6 days ago
NZ$364
Return
found 6 days ago
Select American Airlines flight, departing Tue, 24 Feb from Seattle to Baltimore, returning Sat, 28 Feb, priced at NZ$364 found 6 days ago
American Airlines
Tue, 24 Feb - Sat, 28 Feb
SEA
Seattle
DCA
Washington
NZ$364 Return, found 6 days ago
NZ$364
Return
found 6 days ago
Select American Airlines flight, departing Tue, 24 Feb from Seattle to Washington, returning Sat, 28 Feb, priced at NZ$364 found 6 days ago
Delta
Tue, 24 Mar - Sat, 4 Apr
SEA
Seattle
BWI
Baltimore
NZ$381 Return, found 6 days ago
NZ$381
Return
found 6 days ago
Select Delta flight, departing Tue, 24 Mar from Seattle to Baltimore, returning Sat, 4 Apr, priced at NZ$381 found 6 days ago
Delta
Tue, 24 Mar - Sat, 4 Apr
SEA
Seattle
IAD
Washington
NZ$397 Return, found 6 days ago
NZ$397
Return
found 6 days ago
Select Delta flight, departing Tue, 24 Mar from Seattle to Washington, returning Sat, 4 Apr, priced at NZ$397 found 6 days ago
American Airlines
Tue, 24 Feb - Sat, 28 Feb
SEA
Seattle
BWI
Baltimore
NZ$430 Return, found 6 days ago
NZ$430
Return
found 6 days ago
Select American Airlines flight, departing Tue, 24 Feb from Seattle to Baltimore, returning Sat, 28 Feb, priced at NZ$430 found 6 days ago
Alaska Airlines
Tue, 24 Mar - Sat, 4 Apr
SEA
Seattle
BWI
Baltimore
NZ$431 Return, found 6 days ago
NZ$431
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 24 Mar from Seattle to Baltimore, returning Sat, 4 Apr, priced at NZ$431 found 6 days ago
American Airlines
Tue, 24 Feb - Sat, 28 Feb
SEA
Seattle
DCA
Washington
NZ$449 Return, found 6 days ago
NZ$449
Return
found 6 days ago
Select American Airlines flight, departing Tue, 24 Feb from Seattle to Washington, returning Sat, 28 Feb, priced at NZ$449 found 6 days ago
Alaska Airlines
Tue, 24 Mar - Sat, 4 Apr
SEA
Seattle
IAD
Washington
NZ$464 Return, found 6 days ago
NZ$464
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 24 Mar from Seattle to Washington, returning Sat, 4 Apr, priced at NZ$464 found 6 days ago
Delta
Tue, 24 Mar - Sat, 4 Apr
SEA
Seattle
IAD
Washington
NZ$465 Return, found 6 days ago
NZ$465
Return
found 6 days ago
Select Delta flight, departing Tue, 24 Mar from Seattle to Washington, returning Sat, 4 Apr, priced at NZ$465 found 6 days ago
United
Tue, 24 Mar - Sat, 4 Apr
SEA
Seattle
BWI
Baltimore
NZ$477 Return, found 6 days ago
NZ$477
Return
found 6 days ago
Select United flight, departing Tue, 24 Mar from Seattle to Baltimore, returning Sat, 4 Apr, priced at NZ$477 found 6 days ago

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Flight from Seattle to Baltimore route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Return price
NZ$363
Distance
3725 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 WAS-All Airports ticket options cater to your travel preferences, with incredible one-way fares from NZ$159 and roundtrip prices from NZ$364. 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 WAS-All Airports 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-Tac Airport to Washington, DC (WAS-All Airports)?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip flights between SEA and Washington, DC (WAS-All Airports) start from NZ$364. Make your booking today to secure the best price for your exciting adventure. 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 to Washington, DC (WAS-All Airports)?
Every airline has its own set of terms and conditions. If you decide to cancel your holiday, head to our Customer Service Portal.
How do I find cheap flights from SEA to Washington, DC (WAS-All Airports) 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-Tac Airport to Washington, DC (WAS-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to Washington, DC (WAS-All Airports)?
The flying distance between Sea-Tac Airport and Washington, DC (WAS-All Airports) is 3 700 kilometres. Close your eyes or make a start on the latest bestseller and the journey will whiz by.
Which airlines fly direct from SEA to Washington, DC (WAS-All Airports)?
Many adventurers choose to fly with Alaska Airlines (AS) from Sea-Tac Airport to Washington, DC (WAS-All Airports). This top airline offers 117 flights monthly, so you can pick a flight time that's perfect for you. Another carrier operating on this route is United Airlines (UA). You'll have 60 flights each month to choose from.
Are Seattle - Tacoma Intl. Airport (SEA) to Washington, DC (WAS-All Airports) flight tickets cheaper when they're purchased at the last minute?
Booking last minute from Sea-Tac Airport to Washington, DC (WAS-All Airports) can be hit-or-miss. You may be able to score a great bargain, but you could also completely miss out! If you'd rather start planning early on, Expedia compares flight deals up to 12 months in advance. Just keep in mind that not all airlines release their prices so far in advance. Our top tip? Check back often as updates are made frequently.

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