Cheapest one-way LAX–SJO flights, May

AirHint found the following cheapest one-way flights from Los Angeles (LAX) to San Jose (SJO) in May 2026 (see full year).

One-Way flights

25 May Viva
29 May Frontier Airlines
30 May United direct
23 May United direct
21 May United
24 May Southwest Airlines
24 May Alaska Airlines direct
31 May Alaska Airlines direct
26 May Alaska Airlines direct
22 May United

Also check the deals for return flights from Los Angeles to San Jose in May.

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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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