Cheap Flights From Dallas-Fort Worth Intl. (DFW) To Seattle - Tacoma Intl. (SEA)

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Cheapest Flights from Dallas (DFW) to Seattle (SEA)

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $336 round trip and CA $126 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Oct 4 - Mon, Oct 6
DFW
Dallas
SEA
Seattle
CA $336 Roundtrip, found 2 days ago
CA $336
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Dallas to Seattle, returning Mon, Oct 6, priced at CA $336 found 2 days ago
Fri, Oct 10 - Sat, Oct 11
DFW
Dallas
SEA
Seattle
CA $349 Roundtrip, found 4 days ago
CA $349
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Fri, Oct 10 from Dallas to Seattle, returning Sat, Oct 11, priced at CA $349 found 4 days ago
Tue, Sep 30 - Tue, Oct 7
DFW
Dallas
SEA
Seattle
CA $361 Roundtrip, found 6 days ago
CA $361
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Sep 30 from Dallas to Seattle, returning Tue, Oct 7, priced at CA $361 found 6 days ago
Mon, Oct 13 - Mon, Oct 20
DFW
Dallas
SEA
Seattle
CA $389 Roundtrip, found 3 days ago
CA $389
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Oct 13 from Dallas to Seattle, returning Mon, Oct 20, priced at CA $389 found 3 days ago
Sat, Oct 4 - Mon, Oct 6
DFW
Dallas
SEA
Seattle
CA $390 Roundtrip, found 2 days ago
CA $390
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Dallas to Seattle, returning Mon, Oct 6, priced at CA $390 found 2 days ago
Sat, Oct 4 - Mon, Oct 6
DFW
Dallas
SEA
Seattle
CA $397 Roundtrip, found 2 days ago
CA $397
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 4 from Dallas to Seattle, returning Mon, Oct 6, priced at CA $397 found 2 days ago
Tue, Sep 30 - Tue, Oct 7
DFW
Dallas
SEA
Seattle
CA $398 Roundtrip, found 6 days ago
CA $398
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Sep 30 from Dallas to Seattle, returning Tue, Oct 7, priced at CA $398 found 6 days ago
Sat, Sep 27 - Sat, Oct 4
DFW
Dallas
SEA
Seattle
CA $402 Roundtrip, found 5 days ago
CA $402
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Sep 27 from Dallas to Seattle, returning Sat, Oct 4, priced at CA $402 found 5 days ago
Sun, Nov 23 - Thu, Nov 27
DFW
Dallas
SEA
Seattle
CA $403 Roundtrip, found 5 days ago
CA $403
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Nov 23 from Dallas to Seattle, returning Thu, Nov 27, priced at CA $403 found 5 days ago
Tue, Sep 30 - Tue, Oct 7
DFW
Dallas
SEA
Seattle
CA $412 Roundtrip, found 6 days ago
CA $412
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Tue, Sep 30 from Dallas to Seattle, returning Tue, Oct 7, priced at CA $412 found 6 days ago

Frequently asked questions

Are there direct flights from Dallas Airport to Seattle - Tacoma Intl. Airport (SEA)?
Kick off your getaway calm and relaxed and head straight to Seattle - Tacoma Intl. Airport (SEA) from DFW. American Airlines and Alaska Airlines are among the airlines that have direct services on this flight route.
What airlines fly from Dallas Airport to Sea-Tac Airport?
You'll find a few airlines that fly direct between Dallas and Seattle. American Airlines (AA) is one of the most liked. This air carrier operates approximately 208 flights each month. Another attractive option is Alaska Airlines (AS), which offers 121 flights every month. The more air carriers you consider, the more likely you are to snap up a wonderful deal.
What is the best day to buy a plane ticket?
Airfares offered on Friday tend to be the cheapest, according to flight demand on Travelocity.ca in 2021. Purchasing your airfares on a Thursday or Saturday can also provide better value, however our advice if you're looking to save money is to avoid booking on a Wednesday or Sunday. Our data shows that those two days have the highest ticket values on average, so keep this in mind if you're browsing flight deals.
What are the cheapest days to fly?
Frequent travellers may already know this, but earlier in the week is often the cheapest time to fly. Flights departing on a Monday are the cheapest of the week. Since flights towards the middle of the week tend to be more popular, this causes the prices to rise. This is why, on average, airfares booked on Travelocity.ca in 2021 were most expensive for Wednesday departures.
How far in advance can you book a flight?
Here's the deal: It is typically possible to start comparing international airfares on Travelocity.ca up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 2-4 weeks prior to their travel dates.*According to flight demand on Travelocity.ca from January to December 2021. Savings are subject to change and may vary depending on selections made.

Popular Flight Routes from Dallas (DFW)

Travelers at DFW love to visit these top cities. Roam to the top destinations from Dallas (DFW) today with the cheap prices from Travelocity!

Popular Flight Routes from Seattle (SEA)

Travelers at SEA love to visit these top cities. Roam to the top destinations from Seattle(SEA) today with the cheap prices from Travelocity!

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.