Cheap flights from Houston to San Diego from CA $60

View CA $60 flight on Mon, Aug. 18, 2025Opens in a new window

Popular airlines from Houston to San Diego

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Cheap flights from Houston (HOU) to San Diego (SAN)

Prices were available within the past 7 days and start at CA $60 for one-way flights and CA $255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Mon, Aug. 18 - Thu, Aug. 21
IAH
Houston
SAN
San Diego
CA $255 Roundtrip, found 5 days ago
CA $255
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Mon, Aug. 18 from Houston to San Diego, returning Thu, Aug. 21, priced at CA $255 found 5 days ago
Spirit Airlines
Wed, Oct. 15 - Wed, Oct. 22
IAH
Houston
SAN
San Diego
CA $258 Roundtrip, found 1 day ago
CA $258
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Wed, Oct. 15 from Houston to San Diego, returning Wed, Oct. 22, priced at CA $258 found 1 day ago
Spirit Airlines
Wed, Oct. 15 - Wed, Oct. 22
IAH
Houston
SAN
San Diego
CA $278 Roundtrip, found 1 day ago
CA $278
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Wed, Oct. 15 from Houston to San Diego, returning Wed, Oct. 22, priced at CA $278 found 1 day ago
American Airlines
Wed, Oct. 15 - Wed, Oct. 22
IAH
Houston
CLD
Carlsbad
CA $298 Roundtrip, found 1 day ago
CA $298
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct. 15 from Houston to Carlsbad, returning Wed, Oct. 22, priced at CA $298 found 1 day ago
Alaska Airlines
Mon, Aug. 18 - Thu, Aug. 21
IAH
Houston
SAN
San Diego
CA $325 Roundtrip, found 5 days ago
CA $325
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Mon, Aug. 18 from Houston to San Diego, returning Thu, Aug. 21, priced at CA $325 found 5 days ago
Delta
Tue, Aug. 26 - Fri, Aug. 29
IAH
Houston
SAN
San Diego
CA $355 Roundtrip, found 3 days ago
CA $355
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug. 26 from Houston to San Diego, returning Fri, Aug. 29, priced at CA $355 found 3 days ago

Find the cheapest month to fly from Houston (HOU) to San Diego (SAN)

February is typically the cheapest month to fly

From CA $125 - CA $647 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.