Flight Routes from Dallas to Seattle Tacoma

Trip type

Our cheapest offers for flights from Dallas to Seattle Tacoma

Here you can compare cheap flights from Dallas (DFW) to Seattle Tacoma (SEA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Seattle Tacoma. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Dallas
Seattle-Tacoma
Outbound
07/26/26
direct
AS0550
04h 22min
Return
08/05/26
direct
AS0424
04h 06min
Alaska Airlines ?
$325
Dallas
Seattle-Tacoma
Outbound
07/26/26
direct
AS0550
04h 22min
Return
08/05/26
direct
AS0424
04h 06min
Alaska Airlines
$343
Dallas
Seattle-Tacoma
Outbound
06/25/26
1 Stopover (DEN)
F92549, F91175
10h 14min
Return
06/30/26
1 Stopover (DEN)
F93406, F92632
10h 55min
Frontier Airlines
$344
Dallas
Seattle-Tacoma
Outbound
07/26/26
direct
AS0550
04h 22min
Return
08/05/26
direct
AS0424
04h 06min
Alaska Airlines ?
$351
Dallas
Seattle-Tacoma
Outbound
06/25/26
1 Stopover (DEN)
F92147, F91175
15h 59min
Return
06/30/26
1 Stopover (DEN)
F93406, F92632
10h 55min
Frontier Airlines
$365
Dallas
Seattle-Tacoma
Outbound
07/26/26
direct
AS0550
04h 22min
Return
08/05/26
direct
AS0424
04h 06min
Alaska Airlines ?
$366
Dallas
Seattle-Tacoma
Outbound
06/25/26
1 Stopover (DEN)
F92631, F94545
17h 37min
Return
06/30/26
1 Stopover (DEN)
F93406, F92632
10h 55min
Frontier Airlines ?
$384
Dallas
Seattle-Tacoma
Outbound
07/26/26
1 Stopover (MSP)
SY0504, SY0281
16h 15min
Return
08/05/26
1 Stopover (MSP)
SY0286, SY0501
12h 18min
Sun Country Airlines ?
$387
Dallas
Seattle-Tacoma
Outbound
07/26/26
1 Stopover (MSP)
SY0504, SY0281
16h 15min
Return
08/05/26
1 Stopover (MSP)
SY0286, SY0501
12h 18min
Sun Country Airlines
$413
Dallas
Seattle-Tacoma
Outbound
06/25/26
1 Stopover (SAN)
AS0551, AS1431
08h 44min
Return
06/30/26
direct
AS1642
04h 02min
Alaska Airlines ?
$419
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Dallas to Seattle Tacoma

Favorite airline: Alaska Airlines
The most popular airline for flights from Dallas to Seattle-Tacoma is Alaska Airlines.
Alaska Airlines
33 %
Sun Country Airlines
28 %
Delta
22 %
Direct flights are more expensive
Direct flights on this route are $65.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
04h 32min
08h 41min
$305
$240
Favourite connection: via Minneapolis
33 % of booked tickets on this route are for flights with a transfer in Minneapolis.
Route
bookings
1 stopover Minneapolis - St. Paul International Airport, MN
07h 10min, from $567
33 %
Direct flights
04h 32min, from $305
27 %
1 stopover Portland International Airport, Oregon
08h 56min, from $332
20 %

Important flight information

Flight information: Dallas - Seattle-Tacoma

Roundtrip from $321.80
Flight duration min. 04:22 / max. 04:38
Return flight duration min. 03:41/ max. 04:03
Distance 2671 km
Flights per week 75
Departure airport Airport Dallas-Fort Worth International Airport, T (DFW)
Arrival airport Airport Seattle-Tacoma International Airport, WA (SEA)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Seattle-Tacoma
Flight destinations with a similar price
Flight destinations with a similar price