Cheapest return flights from Windsor Locks to San Juan in December from $239

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

Return flights

09 Dec - 14 Dec jetBlue direct
05 Dec - 08 Dec Frontier Airlines direct
10 Dec - 14 Dec jetBlue direct
11 Dec - 16 Dec jetBlue direct
31 Dec - 07 Jan jetBlue
30 Dec - 10 Jan American Airlines
22 Dec - 29 Dec Frontier Airlines direct
24 Dec - 05 Jan American Airlines
24 Dec - 01 Jan Frontier Airlines direct
25 Dec - 10 Jan jetBlue
24 Dec - 05 Jan Frontier Airlines direct
22 Dec - 05 Jan Frontier Airlines direct
23 Dec - 02 Jan Frontier Airlines direct
21 Dec - 04 Jan Frontier Airlines
21 Dec - 04 Jan Frontier Airlines direct

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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