Cheapest return flights from Indianapolis to San Juan in October from $215

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

Return flights

22 Oct - 26 Oct Southwest Airlines
22 Oct - 27 Oct American Airlines
04 Oct - 12 Oct Southwest Airlines
30 Oct - 03 Nov American Airlines
03 Oct - 07 Oct Frontier Airlines
03 Oct - 09 Oct Spirit Airlines
17 Oct - 27 Oct Spirit Airlines
17 Oct - 06 Nov Spirit Airlines
17 Oct - 03 Nov Spirit Airlines
30 Oct - 06 Nov Spirit Airlines
30 Oct - 14 Nov Spirit Airlines
22 Oct - 06 Nov Spirit Airlines
22 Oct - 03 Nov Spirit Airlines
09 Oct - 13 Oct Southwest Airlines
17 Oct - 20 Oct Southwest Airlines
16 Oct - 20 Oct American Airlines
16 Oct - 27 Oct Spirit Airlines
16 Oct - 03 Nov Spirit Airlines
16 Oct - 06 Nov Spirit Airlines

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

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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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