Cheapest one-way flights from Detroit to San Juan in December from 60€

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

One-Way flights

08 Dec Spirit Airlines direct
06 Dec Spirit Airlines direct
05 Dec Spirit Airlines direct
09 Dec Spirit Airlines
10 Dec Spirit Airlines
15 Dec Spirit Airlines direct
14 Dec Frontier Airlines
17 Dec Spirit Airlines
29 Dec Spirit Airlines
29 Dec Spirit Airlines direct

Also check the deals for return flights from Detroit to San Juan in December.

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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