Cheapest return flights from Austin to San Jose in December from 187€

AirHint found the following cheapest return flights from Austin (AUS) to San Jose (SJO) in December 2025 (see full year).

Return flights

07 Dec - 16 Dec Spirit Airlines
07 Dec - 11 Dec Spirit Airlines
01 Dec - 16 Dec Viva
05 Dec - 16 Dec Spirit Airlines
07 Dec - 10 Dec Spirit Airlines
01 Dec - 10 Dec Viva
12 Dec - 16 Dec Spirit Airlines
05 Dec - 10 Dec Spirit Airlines
01 Dec - 08 Dec Copa
07 Dec - 12 Dec Spirit Airlines
28 Dec - 07 Jan Frontier Airlines
31 Dec - 09 Jan Copa
23 Dec - 07 Jan Spirit Airlines
19 Dec - 07 Jan Spirit Airlines
20 Dec - 07 Jan Spirit Airlines

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

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