Cheap flights from Seattle to Northwest Houston

View AU$200 flight on Sun, 14 Sep. 2025Opens in a new window

Popular airlines from Seattle to Northwest Houston

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • Hawaiian Airlines

    Hawaiian Airlines

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Cheap Flights from Seattle (SEA) to Northwest Houston (HOU)

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 1 day ago
AU$333
Return
found 1 day ago
Select Alaska Airlines flight, departing Wed, 29 Oct. from Seattle to Houston, returning Wed, 19 Nov., priced at AU$333 found 1 day ago
Hawaiian Airlines
Wed, 13 Aug. - Tue, 19 Aug.
SEA
Seattle
IAH
Houston
AU$333 Return, found 1 day ago
AU$333
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, 13 Aug. from Seattle to Houston, returning Tue, 19 Aug., priced at AU$333 found 1 day ago
Hawaiian Airlines
Wed, 13 Aug. - Wed, 27 Aug.
SEA
Seattle
IAH
Houston
AU$348 Return, found 1 day ago
AU$348
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, 13 Aug. from Seattle to Houston, returning Wed, 27 Aug., priced at AU$348 found 1 day ago
Delta
Wed, 19 Nov. - Sat, 6 Dec.
SEA
Seattle
IAH
Houston
AU$363 Return, found 1 day ago
AU$363
Return
found 1 day ago
Select Delta flight, departing Wed, 19 Nov. from Seattle to Houston, returning Sat, 6 Dec., priced at AU$363 found 1 day ago
Hawaiian Airlines
Wed, 24 Sep. - Fri, 10 Oct.
SEA
Seattle
IAH
Houston
AU$378 Return, found 1 day ago
AU$378
Return
found 1 day ago
Select Hawaiian Airlines flight, departing Wed, 24 Sep. from Seattle to Houston, returning Fri, 10 Oct., priced at AU$378 found 1 day ago
United
Thu, 27 Nov. - Sat, 13 Dec.
SEA
Seattle
IAH
Houston
AU$502 Return, found 1 day ago
AU$502
Return
found 1 day ago
Select United flight, departing Thu, 27 Nov. from Seattle to Houston, returning Sat, 13 Dec., priced at AU$502 found 1 day 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.