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

Return flights

04 Mar - 11 Mar	jetBlue
01 Mar - 08 Mar	jetBlue
03 Mar - 10 Mar	jetBlue
02 Mar - 09 Mar	jetBlue
10 Mar - 17 Mar	jetBlue
18 Mar - 25 Mar	jetBlue
19 Mar - 26 Mar	jetBlue
20 Mar - 27 Mar	jetBlue
25 Mar - 01 Apr	jetBlue
31 Mar - 07 Apr	jetBlue
05 Mar - 12 Mar	Copa
11 Mar - 18 Mar	Copa
26 Mar - 02 Apr	Copa
30 Mar - 06 Apr	Copa
28 Mar - 04 Apr	Copa
29 Mar - 05 Apr	jetBlue
27 Mar - 03 Apr	jetBlue

Also check the deals for one-way flights from Austin to San Jose in March.

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 March from $260

Return flights