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

Return flights

06 May - 13 May	United
07 May - 13 May	United
07 May - 14 May	United
08 May - 13 May	United
08 May - 14 May	United
09 May - 13 May	United
09 May - 14 May	United
13 May - 20 May	United
14 May - 20 May	United
14 May - 21 May	United
30 May - 03 Jun	United
30 May - 04 Jun	United
30 May - 05 Jun	United
30 May - 06 Jun	United
31 May - 04 Jun	United
31 May - 05 Jun	United
31 May - 06 Jun	United
27 May - 01 Jun	United
27 May - 02 Jun	United
27 May - 03 Jun	United

Also check the deals for one-way flights from Austin 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 Austin to San Jose in May from $277

Return flights