Journey information
Overview: Washington, DC to Seattle, WA flight
Flights from Washington, DC to Seattle, WA depart on average 65 times per day, taking around 6h 34m. Cheap flight tickets for this journey start at $88 (€70) if you book in advance.
There are 7 flights per day. The earliest flight runs at 00:05, the last at 23:58. The fastest flight covers the 2322 miles (3737 km) distance in 5h 58m. April is the cheapest month to fly.
Distance 2322 miles (3737 km) |
Average flight duration 6h 34m |
Cheapest ticket price $88 (€70) |
Flights per day 65 |
Direct flights 7 |
Fastest flight 5h 58m |
Cheapest month April |
First flight 00:05 |
Last flight 23:58 |
The cheapest and fastest flights from Washington, DC to Seattle, WA
Cheapest price
$100
Average price
$242
Fastest journey
8 h 59 m
Average duration
11 h
Flights per day
5
Distance
3737 km
The best way to find a cheap flight ticket from Washington, DC to Seattle, WA is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Washington, DC to Seattle, WA will cost around $242 if you buy it on the day, but the cheapest tickets can be found for only $100.
Of the 5 flights that leave Washington, DC for Seattle, WA onSat, Feb 28, 5 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sat, Feb 28 the direct flights cover the 3737 km distance in an average of 11 h but if you time it right, some flights will get you there in just 8 h 59 m .
On Sat, Feb 28 the longest flights will take 12 h 27 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.










Travel Information
Compare train, bus, and flight for Washington, DC to Seattle, WA
Omio recommends booking the train as it is the most popular option from Washington, DC to Seattle, WA among Omio's users. If you are prioritising price take the flight with prices starting from $88. For those with little time consider booking a flight which can get you there in 6h 34m. The ticket price range depends on the travel mode: a flight costs an average of $88, and a train costs an average of $226.
Distance: 2322 miles (3737 km)
Compare flight with
| Flight | Most popular Train | Bus |
|---|---|---|
$305 Average price Cheapest | $475 Average price | $354 Average price |
9h 34m Average total duration Fastest 6h 34m Onboard + 3h 0m Additional time* | 66h 54m Average total duration 66h 24m Onboard + 30m Additional time* | 84h 10m Average total duration 83h 40m Onboard + 30m Additional time* |
![]() Most popular airline | ![]() Most popular train company | ![]() Most popular bus company |
Direct Options | Direct Options | Direct Options |
Live departures
Washington, DC to Seattle, WA flight times
The table below shows live departures for Washington, DC to Seattle, WA flights for today, Friday, February 27. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
AA1177 · AA1241 | 7:14 PM Ronald Reagan National Airport | 10h03 | 5:17 AM Seattle-Tacoma International Airport | 1 transfer | |
UA2862 · UA2019 | 7:36 PM Dulles International Airport | 9h25 | 5:01 AM Seattle-Tacoma International Airport | 1 transfer | |
UA1381 · UA2456 | 7:45 PM Ronald Reagan National Airport | 11h22 | 7:07 AM Seattle-Tacoma International Airport | 1 transfer | |
AA2314 · AA1241 | 8:21 PM Baltimore/Washington International Airport | 8h56 | 5:17 AM Seattle-Tacoma International Airport | 1 transfer | |
AA2314 · AA3075 | 8:21 PM Baltimore/Washington International Airport | 10h46 | 7:07 AM Seattle-Tacoma International Airport | 1 transfer | |
UA1325 · UA2494 · UA2651 | 8:30 PM Ronald Reagan National Airport | 10h29 | 6:59 AM Seattle-Tacoma International Airport | 2 transfers | |
UA1325 · UA2179 · UA5579 | 8:30 PM Ronald Reagan National Airport | 12h29 | 8:59 AM Seattle-Tacoma International Airport | 2 transfers | |
UA484 · UA1865 | 8:58 PM Dulles International Airport | 8h14 | 5:12 AM Seattle-Tacoma International Airport | 1 transfer | |
UA653 · UA2456 | 9:05 PM Baltimore/Washington International Airport | 10h02 | 7:07 AM Seattle-Tacoma International Airport | 1 transfer | |
UA2012 · UA1865 | 9:09 PM Baltimore/Washington International Airport | 8h03 | 5:12 AM Seattle-Tacoma International Airport | 1 transfer | |
UA4413 · UA2044 | 9:10 PM Ronald Reagan National Airport | 10h41 | 7:51 AM Seattle-Tacoma International Airport | 1 transfer | |
UA746 · UA2651 | 9:11 PM Ronald Reagan National Airport | 9h48 | 6:59 AM Seattle-Tacoma International Airport | 1 transfer | |
AA5453+ AA2361 | 9:34 PM Ronald Reagan National Airport | 8h23 | 5:57 AM Seattle-Tacoma International Airport | 1 transfer | |
AA1072 · AA3075 | 9:59 PM Ronald Reagan National Airport | 9h08 | 7:07 AM Seattle-Tacoma International Airport | 1 transfer | |
AS3 | 10:00 PM Ronald Reagan National Airport | 6h11 | 4:11 AM Seattle-Tacoma International Airport | 0 transfersDirect | |
AS9 · AS376 | 10:06 PM Ronald Reagan National Airport | 18h12 | 4:18 PM Seattle-Tacoma International Airport | 1 transfer | |
AS9 · AS375 | 10:06 PM Ronald Reagan National Airport | 19h31 | 5:37 PM Seattle-Tacoma International Airport | 1 transfer | |
AS9 · AS499 | 10:06 PM Ronald Reagan National Airport | 16h58 | 3:04 PM Seattle-Tacoma International Airport | 1 transfer | |
AS9 · AS2190 | 10:06 PM Ronald Reagan National Airport | 8h12 | 6:18 AM Seattle-Tacoma International Airport | 1 transfer | |
AS9 · AS2062 | 10:06 PM Ronald Reagan National Airport | 21h27 | 7:33 PM Seattle-Tacoma International Airport | 1 transfer | |
AS9 · AS2372 | 10:06 PM Ronald Reagan National Airport | 20h24 | 6:30 PM Seattle-Tacoma International Airport | 1 transfer | |
UA2497 · UA2211 | 10:17 PM Dulles International Airport | 8h26 | 6:43 AM Seattle-Tacoma International Airport | 1 transfer | |
UA590 · UA2211 | 10:20 PM Baltimore/Washington International Airport | 8h23 | 6:43 AM Seattle-Tacoma International Airport | 1 transfer | |
UA1831 · UA2044 | 10:31 PM Dulles International Airport | 9h20 | 7:51 AM Seattle-Tacoma International Airport | 1 transfer | |
UA368 · UA5579 | 10:50 PM Ronald Reagan National Airport | 10h09 | 8:59 AM Seattle-Tacoma International Airport | 1 transfer | |
AA2414 · AA2647 | 10:52 PM Dulles International Airport | 10h03 | 8:55 AM Seattle-Tacoma International Airport | 1 transfer | |
UA326 | 10:55 PM Dulles International Airport | 6h01 | 4:56 AM Seattle-Tacoma International Airport | 0 transfersDirect | |
AA4603+ AA3137 | 10:59 PM Ronald Reagan National Airport | 8h05 | 7:04 AM Seattle-Tacoma International Airport | 1 transfer | |
AA4603+ AA3142 | 10:59 PM Ronald Reagan National Airport | 9h25 | 8:24 AM Seattle-Tacoma International Airport | 1 transfer | |
UA4180 · UA2044 | 11:00 PM Ronald Reagan National Airport | 8h51 | 7:51 AM Seattle-Tacoma International Airport | 1 transfer | |
AS201 · AS709 | 11:20 PM Dulles International Airport | 18h08 | 5:28 PM Seattle-Tacoma International Airport | 1 transfer | |
AS406 | 11:27 PM Dulles International Airport | 6h08 | 5:35 AM Seattle-Tacoma International Airport | 0 transfersDirect | |
AA9349 | 11:27 PM Dulles International Airport | 6h08 | 5:35 AM Seattle-Tacoma International Airport | 0 transfersDirect | |
AA3142+ AA3804 | 11:34 PM Baltimore/Washington International Airport | 8h50 | 8:24 AM Seattle-Tacoma International Airport | 1 transfer | |
AA3271 · AA2647 | 11:37 PM Ronald Reagan National Airport | 9h18 | 8:55 AM Seattle-Tacoma International Airport | 1 transfer | |
AS379 | 11:46 PM Baltimore/Washington International Airport | 6h04 | 5:50 AM Seattle-Tacoma International Airport | 0 transfersDirect | |
AS7 · AS580 | 11:59 PM Ronald Reagan National Airport | 21h56 | 9:55 PM Seattle-Tacoma International Airport | 1 transfer | |
AS7 · AS416 | 11:59 PM Ronald Reagan National Airport | 16h48 | 4:47 PM Seattle-Tacoma International Airport | 1 transfer | |
| Saturday, February 28 | |||||
AA1213 · AA2647 | 12:08 AM Baltimore/Washington International Airport | 8h47 | 8:55 AM Seattle-Tacoma International Airport | 1 transfer | |
![]() | 11:02 AM Washington, DC | 11h57 | 10:59 PM Seattle, WA | 0 transfersDirect | |
![]() | 11:07 AM Washington, DC | 12h27 | 11:34 PM Seattle, WA | 0 transfersDirect | |
![]() | 4:13 PM Washington, DC | 10h51 | 3:04 AM Seattle, WA | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets Washington, DC to Seattle, WA by train, bus, or flight
Compare train, bus, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
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Why should you book Washington, DC to Seattle, WA flights with Omio?
Why book with Omio vs Alaska Airlines?
- Compare with other providers: On Omio, you can not only buy tickets for Alaska Airlines, but also compare tickets for the likes of American Airlines or United to find the best option for your trip from Washington, DC to Seattle, WA.
- Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.
- Compare all your options: Omio allows you to compare Alaska Airlines with all available travel options, which are train, bus and flight to ensure you get the best deal for traveling from Washington, DC to Seattle, WA.
Why book with Omio over Skyscanner, Trip or Edreams?
- Compare with other providers: On Omio, you can also compare tickets for the likes of American Airlines or United to find the best option for your trip from Washington, DC to Seattle, WA.
- Multiple modes of transport: Omio allows you to compare travel options including train, bus and flight to find the ideal travel option from Washington, DC to Seattle, WA.
Airlines: Alaska Airlines, American Airlines, United from Washington, DC to Seattle, WAFind the best flights between Washington, DC to Seattle, WA with Omio's travel partners Alaska Airlines, American Airlines, United from $88 (€70). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
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FAQs: Washington, DC to Seattle, WA Flight
Find answers to the most common questions about traveling from Washington, DC to Seattle, WA by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Seattle, WA, this guide helps you travel smarter and with confidence.

- Seafair, a summer festival featuring hydroplane races, parades, and cultural events
- Seattle International Film Festival, one of the largest film festivals in the U.S. showcasing independent films
- Bumbershoot, an annual music and arts festival held over Labor Day weekend
- Seattle Pride Parade, a celebration of LGBTQ+ pride with a colorful parade through downtown.
- Independence Day, fireworks and celebrations marking the nation's birthday
- Thanksgiving, a time for family gatherings and seasonal festivities
- Christmas, holiday lights and decorations creating a festive atmosphere
- New Year's Eve, lively celebrations welcoming the new year with fireworks and events.
popular airports
Popular airports from Washington, DC to Seattle, WA
- Free Wi-Fi available throughout the airport.
- Shops are available in all terminals, including Hudson News and Duty-Free Americas.
- Parking available in garages A, B, and C, approximately 5.7€ ($6) per hour.
- Restaurants are located in all terminals, offering American, Italian, and fast food options; top choices include Legal Sea Foods and Five Guys.
- Available outside the terminal.
- Elevators, ramps, assistance
- Available throughout the airport.
- Hotels within walking distance, including the Crystal Gateway Marriott.
- Showers are available in some lounges; access may require a lounge pass or membership.
- Lounges available, including the American Airlines Admirals Club and Delta Sky Club.
- Lost and Found located in terminal A; contact airport police for assistance.
- Car rental services are available on-site, with companies like Hertz, Avis, and Enterprise.
- Washington Metro, Yellow/Blue Line, Rold Reagan Washington tiol Airport Station, 5 km
- Free Wi-Fi available throughout the airport.
- Shops available in all concourses, main shops include Duty-Free, Hudson News, and Tech on the Go.
- Parking available in the terminal Parking Garage, approximately 5.7€ ($6) per hour.
- Restaurants located in all concourses; options include fast food, cafes, and sit-down dining like Five Guys and Chipotle.
- Available outside the terminal.
- Elevators, ramps, assistance
- Available throughout the airport.
- Hotels nearby include Washington Dulles Airport Marriott within walking distance.
- Showers available in some lounges; access typically requires lounge entry fee.
- Lounges available, including United Club and Turkish Airlines Lounge.
- Lost and Found located in the main terminal; contact via phone or email.
- Car rental services available on-site; companies include Avis, Hertz, and Enterprise.
- Silver Line Metro, Dulles Intertiol Airport Station, 26 miles
- Free Wi-Fi available throughout the airport.
- Shops include duty-free, Hudson News, and local specialty stores, located in the main terminal and concourses.
- Parking available in the General Parking area, approximately 4.7€ ($5) per hour.
- Restaurants are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport, near gates and in main terminal areas.
- Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport.
- Showers are available at The Club at SEA lounges, typically included in lounge access fees.
- Lounges include The Club at SEA and Delta Sky Club, offering amenities like scks and showers.
- Lost and Found located on the baggage claim level, near carousel 13.
- Car rental services are available at the Rental Car Facility, accessible via a free shuttle from the terminal.
- Link Light Rail, SeaTac/Airport Station, 40 minutes
More options for your journey from Washington, DC to Seattle, WA
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