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

AirHint found the following cheapest return flights from Detroit (DTW) to San Juan (SJU) in March 2026 (see full year).

Return flights

06 Mar - 10 Mar Frontier Airlines
07 Mar - 10 Mar Spirit Airlines
08 Mar - 10 Mar Spirit Airlines
18 Mar - 02 Apr Spirit Airlines
18 Mar - 23 Mar Spirit Airlines
18 Mar - 20 Mar Spirit Airlines
07 Mar - 23 Mar Spirit Airlines
07 Mar - 20 Mar Spirit Airlines
07 Mar - 16 Mar Spirit Airlines
08 Mar - 23 Mar Spirit Airlines
08 Mar - 20 Mar Spirit Airlines
29 Mar - 02 Apr Spirit Airlines
15 Mar - 02 Apr Spirit Airlines
29 Mar - 09 Apr Spirit Airlines
13 Mar - 02 Apr Spirit Airlines
18 Mar - 03 Apr Spirit Airlines
14 Mar - 02 Apr Spirit Airlines
27 Mar - 03 Apr Avelo Airlines
18 Mar - 04 Apr Spirit Airlines
15 Mar - 03 Apr Spirit Airlines

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

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