CA $149 Cheap Flights from Dallas (DFW) to Seattle (SEA)

Popular airlines from Dallas-Fort Worth International Airport (DFW) to Seattle-Tacoma International Airport (SEA)

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Cheap flights from Dallas (DFW) to Seattle (SEA)

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $222 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Delta
Delta
Alaska Airlines
American Airlines
American Airlines
Delta
Alaska Airlines
United
Sun Country Airlines

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Alternative airports near Seattle

Prices were available within the past 7 days. Prices and availability are subject to change.

Find the cheapest month to fly from Dallas (DFW) to Seattle (SEA)

January is typically the cheapest month to fly

From CA $134 - CA $346 per traveller.

Frequently asked questions

How much is a flight from DFW to Sea-Tac Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey between DFW Airport and Sea-Tac Airport was CA $222. Fares this cheap don't hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DFW to Sea-Tac Airport?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from DFW to Sea-Tac Airport that have flexible change policies?
Plenty of carriers will allow you to move your flight without a change fee. All you pay is the difference in the ticket price. When looking for Dallas Airport to SEA flights, you'll find a "No change fees" box for you to select.
How many hours is the flight from DFW Airport to Seattle - Tacoma Intl. Airport (SEA)?
The average flight between DFW Airport and Sea-Tac Airport is 4 hours and 32 minutes. If you get peckish on longer flights, pack some healthy snacks in your carry-on baggage.
How far is the flight from DFW Airport to SEA?
The flight distance from Dallas to SeaTac is 2,700 kilometres. Bring a drink, a few snacks and something to read. Keep yourself entertained and the hours will fly by.
Which airlines fly direct from DFW to Seattle - Tacoma Intl. Airport (SEA)?
With so many airlines to select from, you should be able to find the perfect flight from DFW Airport to Seattle - Tacoma Intl. Airport (SEA) in a few clicks. Below is a list of the most popular carriers with services between these airports:

  • American Airlines - (AA) with 204 monthly flights
  • Alaska Airlines - (AS) with 117 monthly flights
  • Delta - (DL) with 56 monthly flights
  • Frontier Airlines - (F9) with 8 monthly flights

Are Dallas-Fort Worth Intl. Airport (DFW) to Sea-Tac Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from DFW to Sea-Tac Airport are available up to 12 months prior to departure on Expedia. And although you may pick up a fantastic last-minute deal, it's not something you should bank on. Also, booking your flights well in advance means you'll have more choices — and you can avoid landing the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Travel information

Origin airport
Dallas-Fort Worth Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $221
Distance
2651 km
Average flight time
2 hours 27 mins

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