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 $220 round trip and CA $112 one way. Prices and availability subject to change. Additional terms may apply.

Sat, Jan 17 - Sat, Jan 24
DFW
Dallas
SEA
Seattle
CA $220 Roundtrip, found 6 days ago
CA $220
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Jan 17 from Dallas to Seattle, returning Sat, Jan 24, priced at CA $220 found 6 days ago
Thu, Dec 4 - Wed, Dec 10
DFW
Dallas
SEA
Seattle
CA $238 Roundtrip, found 5 days ago
CA $238
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Dallas to Seattle, returning Wed, Dec 10, priced at CA $238 found 5 days ago
Fri, Nov 14 - Sat, Nov 15
DFW
Dallas
SEA
Seattle
CA $244 Roundtrip, found 3 days ago
CA $244
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Nov 14 from Dallas to Seattle, returning Sat, Nov 15, priced at CA $244 found 3 days ago
Sun, Dec 14 - Mon, Dec 15
DFW
Dallas
SEA
Seattle
CA $245 Roundtrip, found 4 days ago
CA $245
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Dec 14 from Dallas to Seattle, returning Mon, Dec 15, priced at CA $245 found 4 days ago
Fri, Dec 5 - Fri, Dec 12
DFW
Dallas
SEA
Seattle
CA $248 Roundtrip, found 1 day ago
CA $248
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Dec 5 from Dallas to Seattle, returning Fri, Dec 12, priced at CA $248 found 1 day ago
Fri, Dec 5 - Fri, Dec 12
DFW
Dallas
SEA
Seattle
CA $252 Roundtrip, found 1 day ago
CA $252
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Dec 5 from Dallas to Seattle, returning Fri, Dec 12, priced at CA $252 found 1 day ago
Sun, Dec 14 - Mon, Dec 15
DFW
Dallas
SEA
Seattle
CA $253 Roundtrip, found 4 days ago
CA $253
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Sun, Dec 14 from Dallas to Seattle, returning Mon, Dec 15, priced at CA $253 found 4 days ago
Sat, Jan 17 - Sat, Jan 24
DFW
Dallas
SEA
Seattle
CA $277 Roundtrip, found 6 days ago
CA $277
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Sat, Jan 17 from Dallas to Seattle, returning Sat, Jan 24, priced at CA $277 found 6 days ago
Thu, Dec 4 - Wed, Dec 10
DFW
Dallas
SEA
Seattle
CA $282 Roundtrip, found 5 days ago
CA $282
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Thu, Dec 4 from Dallas to Seattle, returning Wed, Dec 10, priced at CA $282 found 5 days ago
Fri, Dec 5 - Fri, Dec 12
DFW
Dallas
SEA
Seattle
CA $289 Roundtrip, found 1 day ago
CA $289
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Fri, Dec 5 from Dallas to Seattle, returning Fri, Dec 12, priced at CA $289 found 1 day 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.
*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.