Cheapest one-way flights from San Diego to San Juan in January from $102

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

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

One-Way flights

23 Jan Frontier Airlines
16 Jan Frontier Airlines
17 Jan Spirit Airlines
07 Jan Spirit Airlines
03 Jan Frontier Airlines

Also check the deals for return flights from San Diego to San Juan in January.

Skyscanner

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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