Cheapest return flights from Indianapolis to San Juan in December from $227

AirHint found the following cheapest return flights from Indianapolis (IND) to San Juan (SJU) in December 2025 (see full year).

Return flights

12 Dec - 14 Dec Frontier Airlines
13 Dec - 14 Dec Frontier Airlines
05 Dec - 07 Dec Frontier Airlines
13 Dec - 15 Dec Frontier Airlines
12 Dec - 15 Dec Spirit Airlines
08 Dec - 14 Dec Spirit Airlines
08 Dec - 15 Dec Spirit Airlines
30 Dec - 17 Jan Spirit Airlines
12 Dec - 13 Dec Spirit Airlines
30 Dec - 12 Jan Spirit Airlines
23 Dec - 28 Dec Frontier Airlines
12 Dec - 28 Dec Spirit Airlines
30 Dec - 09 Jan Spirit Airlines
23 Dec - 12 Jan Spirit Airlines
27 Dec - 12 Jan Spirit Airlines
23 Dec - 09 Jan Spirit Airlines
27 Dec - 09 Jan Spirit Airlines
19 Dec - 09 Jan Spirit Airlines
25 Dec - 12 Jan Spirit Airlines
20 Dec - 09 Jan Spirit Airlines

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

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