Cheapest return flights from Los Angeles to San Juan in January from 179€

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

Return flights

08 Jan - 13 Jan Frontier Airlines
12 Jan - 16 Jan Frontier Airlines
17 Jan - 22 Jan Frontier Airlines
17 Jan - 23 Jan Frontier Airlines
07 Jan - 12 Jan Spirit Airlines
08 Jan - 12 Jan Frontier Airlines
12 Jan - 21 Jan Frontier Airlines
06 Jan - 16 Jan Frontier Airlines
25 Jan - 28 Jan Spirit Airlines
05 Jan - 12 Jan Frontier Airlines
08 Jan - 09 Feb Frontier Airlines
24 Jan - 02 Feb Frontier Airlines
31 Jan - 10 Feb Spirit Airlines
21 Jan - 10 Feb Spirit Airlines
24 Jan - 10 Feb Spirit Airlines
28 Jan - 10 Feb Spirit Airlines
09 Jan - 09 Feb Spirit Airlines
31 Jan - 09 Feb Spirit Airlines
31 Jan - 02 Feb Spirit Airlines
31 Jan - 20 Feb Spirit Airlines

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

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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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