Cheapest return flights from Detroit to San Juan in December from 160€

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

Return flights

08 Dec - 15 Dec Spirit Airlines
08 Dec - 12 Dec Spirit Airlines
13 Dec - 15 Dec Spirit Airlines
14 Dec - 15 Dec Spirit Airlines
07 Dec - 15 Dec Spirit Airlines
07 Dec - 12 Dec Spirit Airlines
08 Dec - 23 Dec Spirit Airlines
08 Dec - 22 Dec Spirit Airlines
08 Dec - 21 Dec Spirit Airlines
13 Dec - 23 Dec Spirit Airlines
31 Dec - 21 Jan Spirit Airlines
31 Dec - 17 Jan Spirit Airlines
31 Dec - 12 Jan Spirit Airlines
31 Dec - 15 Jan Spirit Airlines
13 Dec - 10 Jan Spirit Airlines
31 Dec - 13 Jan Spirit Airlines
31 Dec - 20 Jan Spirit Airlines
22 Dec - 12 Jan Spirit Airlines
31 Dec - 10 Jan Spirit Airlines
31 Dec - 18 Jan Spirit Airlines

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

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