Cheapest return flights from Dallas-Fort Worth to San Juan in September from 138€

AirHint found the following cheapest return flights from Dallas-Fort Worth (DFW) to San Juan (SJU) in September 2025 (see full year).

Return flights

25 Sep - 02 Oct Frontier Airlines
28 Sep - 03 Oct Frontier Airlines
25 Sep - 29 Sep Frontier Airlines
08 Sep - 22 Sep Frontier Airlines
04 Sep - 08 Sep Frontier Airlines
26 Sep - 02 Oct Frontier Airlines
08 Sep - 13 Sep Frontier Airlines
27 Sep - 02 Oct Frontier Airlines
23 Sep - 28 Sep Frontier Airlines
15 Sep - 18 Sep Frontier Airlines
18 Sep - 29 Sep Spirit Airlines direct
25 Sep - 29 Sep Spirit Airlines direct
22 Sep - 29 Sep Spirit Airlines direct
21 Sep - 26 Sep Frontier Airlines
29 Sep - 04 Oct Spirit Airlines
22 Sep - 05 Oct Spirit Airlines
22 Sep - 06 Oct Spirit Airlines
22 Sep - 02 Oct Spirit Airlines
22 Sep - 03 Oct Spirit Airlines
15 Sep - 05 Oct Spirit Airlines

Also check the deals for one-way flights from Dallas-Fort Worth 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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