Cheapest return flights from Indianapolis to San Juan in September from 247€

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

Return flights

27 Sep - 01 Oct Spirit Airlines
20 Sep - 08 Oct Spirit Airlines
20 Sep - 06 Oct Spirit Airlines
21 Sep - 08 Oct Spirit Airlines
20 Sep - 09 Oct Spirit Airlines
20 Sep - 11 Oct Spirit Airlines
21 Sep - 06 Oct Spirit Airlines
18 Sep - 23 Sep Spirit Airlines
18 Sep - 24 Sep Frontier Airlines
18 Sep - 08 Oct Spirit Airlines
18 Sep - 06 Oct Spirit Airlines
15 Sep - 06 Oct Spirit Airlines
18 Sep - 20 Sep Spirit Airlines
15 Sep - 18 Sep Frontier Airlines
14 Sep - 20 Sep Delta
18 Sep - 21 Sep Frontier Airlines
15 Sep - 20 Sep Spirit Airlines
20 Sep - 21 Sep Spirit Airlines
14 Sep - 18 Sep Frontier Airlines
15 Sep - 21 Sep Spirit Airlines

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

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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