Cheap flights from Seattle to Galveston Island State Park

View AU$196 flight on Fri, 22 Aug. 2025Opens in a new window

Popular airlines from Seattle to Galveston Island State Park

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Cheap Flights from Seattle (SEA) to Galveston Island State Park (IAH)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 29 Oct. - Wed, 19 Nov.
SEA
Seattle
IAH
Houston
AU$333 Return, found 4 days ago
AU$333
Return
found 4 days ago
Select Alaska Airlines flight, departing Wed, 29 Oct. from Seattle to Houston, returning Wed, 19 Nov., priced at AU$333 found 4 days ago
Hawaiian Airlines
Wed, 13 Aug. - Tue, 19 Aug.
SEA
Seattle
IAH
Houston
AU$333 Return, found 4 days ago
AU$333
Return
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, 13 Aug. from Seattle to Houston, returning Tue, 19 Aug., priced at AU$333 found 4 days ago
Hawaiian Airlines
Wed, 13 Aug. - Wed, 27 Aug.
SEA
Seattle
IAH
Houston
AU$348 Return, found 4 days ago
AU$348
Return
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, 13 Aug. from Seattle to Houston, returning Wed, 27 Aug., priced at AU$348 found 4 days ago
Delta
Wed, 19 Nov. - Sat, 6 Dec.
SEA
Seattle
IAH
Houston
AU$363 Return, found 4 days ago
AU$363
Return
found 4 days ago
Select Delta flight, departing Wed, 19 Nov. from Seattle to Houston, returning Sat, 6 Dec., priced at AU$363 found 4 days ago
American Airlines
Thu, 21 Aug. - Tue, 26 Aug.
SEA
Seattle
IAH
Houston
AU$420 Return, found 1 day ago
AU$420
Return
found 1 day ago
Select American Airlines flight, departing Thu, 21 Aug. from Seattle to Houston, returning Tue, 26 Aug., priced at AU$420 found 1 day ago
United
Thu, 27 Nov. - Sat, 13 Dec.
SEA
Seattle
IAH
Houston
AU$502 Return, found 4 days ago
AU$502
Return
found 4 days ago
Select United flight, departing Thu, 27 Nov. from Seattle to Houston, returning Sat, 13 Dec., priced at AU$502 found 4 days ago

Find the cheapest month to fly from Seattle (SEA) to Houston (IAH)

October is typically the cheapest month to fly

From AU$175 - AU$394 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.