Cheapest return flights from Indianapolis to San Juan in January from $235

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

Return flights

11 Jan - 14 Jan United
10 Jan - 17 Jan Frontier Airlines
17 Jan - 20 Jan United
09 Jan - 17 Jan Frontier Airlines
10 Jan - 14 Jan Spirit Airlines
09 Jan - 14 Jan Spirit Airlines
15 Jan - 19 Jan American Airlines
15 Jan - 20 Jan American Airlines
16 Jan - 20 Jan American Airlines
11 Jan - 20 Jan Spirit Airlines

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

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