Dallas to Seattle

DFWSEA

Fly from Dallas to Seattle starting at USD 122 with Frontier Airlines.Best fare available on Sep 29, 2026.Limited seats. Better plans. Book before it's gone.

Dallas to Seattle cheapest flights this week

18 Aug
Frontier Airlines
21:31DFW
11:19SEA
1 StopUSD 128VIEW DEAL
20 Aug
Frontier Airlines
05:18DFW
11:19SEA
1 StopUSD 127VIEW DEAL
22 Aug
Frontier Airlines
18:58DFW
11:19SEA
1 StopUSD 130VIEW DEAL
22 Aug
Frontier Airlines
07:30DFW
21:38SEA
1 StopUSD 187VIEW DEAL
26 Aug
Frontier Airlines
05:18DFW
11:19SEA
1 StopUSD 190VIEW DEAL
26 Aug
Frontier Airlines
09:07DFW
15:22SEA
1 StopUSD 171VIEW DEAL
30 Aug
Frontier Airlines
05:18DFW
11:48SEA
1 StopUSD 158VIEW DEAL
9 Sept
Frontier Airlines
07:00DFW
17:08SEA
1 StopUSD 150VIEW DEAL
29 Sept
Frontier Airlines
22:59DFW
11:42SEA
1 StopUSD 122VIEW DEAL
8 Oct
Frontier Airlines
21:51DFW
20:26SEA
1 StopUSD 165VIEW DEAL

Dallas to Seattle monthly flight fare trend

Aug
from USD 127
Sep
from USD 122
Oct
from USD 128
Nov
No flights
Dec
No flights
Jan
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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