Houston to Seattle

IAHSEA

Fly from Houston to Seattle starting at SAR 673 with Frontier Airlines.Best fare available on Oct 5, 2026.Limited seats. Better plans. Book before it's gone.

Houston to Seattle cheapest flights this week

30 Sept
Frontier Airlines
10:30IAH
17:08SEA
1 StopSAR 932VIEW DEAL
3 Oct
Frontier Airlines
07:00IAH
11:42SEA
1 StopSAR 936VIEW DEAL
3 Oct
United Airlines
20:06IAH
00:57SEA
DirectSAR 1,273VIEW DEAL
4 Oct
Frontier Airlines
10:30IAH
17:08SEA
1 StopSAR 940VIEW DEAL
5 Oct
Frontier Airlines
22:38IAH
17:08SEA
1 StopSAR 673VIEW DEAL
5 Oct
Frontier Airlines
10:30IAH
17:08SEA
1 StopSAR 936VIEW DEAL
6 Oct
Frontier Airlines
10:30IAH
17:08SEA
1 StopSAR 936VIEW DEAL
7 Oct
Frontier Airlines
10:30IAH
17:08SEA
1 StopSAR 932VIEW DEAL
11 Oct
Frontier Airlines
22:40IAH
17:12SEA
1 StopSAR 955VIEW DEAL
18 Oct
Frontier Airlines
22:40IAH
17:12SEA
1 StopSAR 840VIEW DEAL

Houston to Seattle monthly flight fare trend

Sep
from SAR 932
Oct
from SAR 673
Nov
No flights
Dec
from SAR 603
Jan
No flights
Feb
No flights

Airport Details

Origin

Houston

George Bush Intercontinental Houston Airport (IAH)

Houston, IAH
Zone

Chicago

Elev

97 ft

Destination

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Flights from Houston

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