Cheapest return flights from Detroit to San Juan in December from 120€

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

Return flights

06 Dec - 08 Dec Spirit Airlines direct
08 Dec - 12 Dec Spirit Airlines direct
08 Dec - 20 Dec Spirit Airlines direct
05 Dec - 08 Dec Spirit Airlines direct
06 Dec - 20 Dec Spirit Airlines direct
08 Dec - 19 Dec Spirit Airlines direct
06 Dec - 12 Dec Spirit Airlines direct
06 Dec - 19 Dec Spirit Airlines direct
05 Dec - 19 Dec Spirit Airlines direct
05 Dec - 20 Dec Spirit Airlines direct
29 Dec - 16 Jan Spirit Airlines
29 Dec - 16 Jan Spirit Airlines direct
01 Dec - 16 Jan Spirit Airlines direct
29 Dec - 09 Jan Spirit Airlines
29 Dec - 09 Jan Spirit Airlines direct
26 Dec - 16 Jan Spirit Airlines
29 Dec - 07 Jan Spirit Airlines
17 Dec - 07 Jan Spirit Airlines
15 Dec - 05 Jan Spirit Airlines
24 Dec - 09 Jan Spirit Airlines

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

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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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