Cheapest return flights from Detroit to San Juan in August from $153

AirHint found the following cheapest return flights from Detroit (DTW) to San Juan (SJU) in August 2025 (see full year).

Return flights

06 Aug - 09 Aug Spirit Airlines direct
05 Aug - 09 Aug Spirit Airlines direct
05 Aug - 06 Aug Spirit Airlines direct
03 Aug - 06 Aug Spirit Airlines direct
05 Aug - 07 Aug Spirit Airlines direct
05 Aug - 08 Aug Spirit Airlines direct
05 Aug - 15 Aug Spirit Airlines direct
02 Aug - 05 Aug Spirit Airlines direct
04 Aug - 06 Aug Spirit Airlines direct
04 Aug - 05 Aug Spirit Airlines direct
25 Aug - 13 Sep Spirit Airlines
23 Aug - 13 Sep Spirit Airlines
25 Aug - 02 Sep Spirit Airlines
17 Aug - 02 Sep Spirit Airlines
18 Aug - 02 Sep Spirit Airlines
21 Aug - 02 Sep Spirit Airlines
20 Aug - 02 Sep Spirit Airlines
22 Aug - 02 Sep Spirit Airlines
28 Aug - 13 Sep Spirit Airlines
28 Aug - 16 Sep Spirit Airlines

Also check the deals for one-way flights from Detroit to San Juan in August.

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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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