Cheapest return flights from San Diego to San Juan in January from $211

Best time to book flights for San Diego (SAN) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from San Diego (SAN) to San Juan (SJU) in January 2025 (see full year).

Return flights

13 Jan - 18 Jan Frontier Airlines
14 Jan - 17 Jan Spirit Airlines
23 Jan - 27 Jan Frontier Airlines
24 Jan - 26 Jan Frontier Airlines
26 Jan - 29 Jan Spirit Airlines
28 Jan - 02 Feb Spirit Airlines
31 Jan - 03 Feb Spirit Airlines
29 Jan - 03 Feb Spirit Airlines
08 Jan - 14 Jan Frontier Airlines
30 Jan - 03 Feb jetBlue
30 Jan - 05 Feb Spirit Airlines
12 Jan - 19 Jan Frontier Airlines
16 Jan - 23 Jan Spirit Airlines
30 Jan - 04 Feb Spirit Airlines
15 Jan - 22 Jan American Airlines
15 Jan - 21 Jan Frontier Airlines

Also check the deals for one-way flights from San Diego 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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