AirHint found the following cheapest return flights from Houston (IAH) to San Jose (SJO) in May 2026 (see full year).

Return flights

19 May - 20 May	Spirit Airlines
06 May - 13 May	Spirit Airlines
12 May - 19 May	Spirit Airlines
05 May - 19 May	Spirit Airlines
05 May - 20 May	Spirit Airlines
05 May - 13 May	Spirit Airlines
12 May - 20 May	Spirit Airlines
12 May - 27 May	Spirit Airlines
12 May - 13 May	Spirit Airlines
06 May - 19 May	Spirit Airlines
19 May - 03 Jun	Spirit Airlines
20 May - 03 Jun	Spirit Airlines
18 May - 03 Jun	Viva
22 May - 03 Jun	Viva
21 May - 03 Jun	Viva
24 May - 03 Jun	Viva
25 May - 03 Jun	Viva
29 May - 03 Jun	Viva
28 May - 03 Jun	Viva
31 May - 03 Jun	Viva

Also check the deals for one-way flights from Houston to San Jose in May.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Houston to San Jose in May from 168€

Return flights