Cheapest return flights from Los Angeles to San Jose in December from $265

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

Return flights

08 Dec - 13 Dec Spirit Airlines
08 Dec - 10 Dec Spirit Airlines
03 Dec - 09 Dec Spirit Airlines
04 Dec - 07 Dec American Airlines
07 Dec - 12 Dec Spirit Airlines
08 Dec - 27 Dec Spirit Airlines
29 Dec - 10 Jan Viva
28 Dec - 10 Jan Volaris Costa Rica
31 Dec - 08 Jan Volaris Costa Rica
15 Dec - 27 Dec Viva
03 Dec - 09 Dec Alaska Airlines direct
30 Dec - 11 Jan Volaris Costa Rica
17 Dec - 12 Jan Spirit Airlines
08 Dec - 18 Dec Spirit Airlines
17 Dec - 28 Dec Spirit Airlines
17 Dec - 11 Jan Spirit Airlines
27 Dec - 01 Jan Volaris Costa Rica
29 Dec - 16 Jan Viva
26 Dec - 10 Jan Viva
25 Dec - 01 Jan Volaris Costa Rica

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

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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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