AirHint found the following cheapest return flights from Los Angeles (LAX) to San Jose (SJO) in January 2026 (see full year).

Return flights

27 Jan - 10 Feb	Copa
29 Jan - 31 Jan	Copa
25 Jan - 01 Feb	Copa
29 Jan - 01 Feb	Copa
27 Jan - 04 Feb	Copa
27 Jan - 03 Feb	Copa
28 Jan - 11 Feb	Copa
28 Jan - 04 Feb	Copa
12 Jan - 30 Jan	Viva
24 Jan - 31 Jan	Copa
24 Jan - 30 Jan	Copa
31 Jan - 05 Feb	Copa
27 Jan - 17 Feb	Volaris Costa Rica
12 Jan - 31 Jan	Viva
24 Jan - 07 Feb	Spirit Airlines
12 Jan - 29 Jan	Viva
23 Jan - 25 Jan	United	direct
21 Jan - 25 Jan	United
23 Jan - 30 Jan	United
12 Jan - 26 Jan	Viva

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

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 Los Angeles to San Jose in January from 251€

Return flights