Cheapest return flights from Windsor Locks to San Juan in December from 160€

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

Return flights

05 Dec - 12 Dec Frontier Airlines direct
05 Dec - 07 Dec Frontier Airlines direct
05 Dec - 08 Dec Frontier Airlines direct
15 Dec - 20 Dec Frontier Airlines
05 Dec - 14 Dec Frontier Airlines direct
05 Dec - 10 Dec Frontier Airlines direct
12 Dec - 15 Dec Frontier Airlines direct
01 Dec - 06 Dec Southwest Airlines
29 Dec - 07 Jan Frontier Airlines
22 Dec - 29 Dec Frontier Airlines
16 Dec - 18 Dec United
31 Dec - 06 Jan Frontier Airlines direct
24 Dec - 08 Jan Frontier Airlines direct
21 Dec - 20 Jan Breeze Airways
24 Dec - 06 Jan Frontier Airlines direct
21 Dec - 06 Jan Frontier Airlines
20 Dec - 07 Jan Breeze Airways
31 Dec - 04 Jan Frontier Airlines
29 Dec - 04 Jan Frontier Airlines
22 Dec - 03 Jan Frontier Airlines

Also check the deals for one-way flights from Windsor Locks 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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