Dallas to Seattle

DFWSEA

Fly from Dallas to Seattle starting at USD 141 with Frontier Airlines.Best fare available on Jul 22, 2026.Limited seats. Better plans. Book before it's gone.

Dallas to Seattle cheapest flights this week

23 Jun
Frontier Airlines
21:31DFW
11:48SEA
1 Stop$164VIEW DEAL
22 Jul
Frontier Airlines
21:31DFW
11:17SEA
1 Stop$141VIEW DEAL
23 Jul
Frontier Airlines
07:31DFW
21:38SEA
1 Stop$154VIEW DEAL
30 Aug
Frontier Airlines
05:18DFW
11:48SEA
1 Stop$158VIEW DEAL

Dallas to Seattle monthly flight fare trend

Jun
from USD 137
Jul
from USD 141
Aug
from USD 158
Sep
No flights
Oct
No flights
Nov
No flights

Airport Details

Origin

Dallas

Dallas Fort Worth International Airport (DFW)

Dallas-Fort Worth, DFW
Zone

Chicago

Elev

607 ft

Destination

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

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