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
160 €
direct
05 Dec
- 07 Dec
Frontier Airlines
189 €
direct
05 Dec
- 08 Dec
Frontier Airlines
195 €
direct
15 Dec
- 20 Dec
Frontier Airlines
195 €
05 Dec
- 14 Dec
Frontier Airlines
196 €
direct
05 Dec
- 10 Dec
Frontier Airlines
213 €
direct
12 Dec
- 15 Dec
Frontier Airlines
233 €
direct
01 Dec
- 06 Dec
Southwest Airlines
344 €
29 Dec
- 07 Jan
Frontier Airlines
357 €
22 Dec
- 29 Dec
Frontier Airlines
369 €
16 Dec
- 18 Dec
United
371 €
31 Dec
- 06 Jan
Frontier Airlines
390 €
direct
24 Dec
- 08 Jan
Frontier Airlines
432 €
direct
21 Dec
- 20 Jan
Breeze Airways
479 €
24 Dec
- 06 Jan
Frontier Airlines
499 €
direct
21 Dec
- 06 Jan
Frontier Airlines
522 €
20 Dec
- 07 Jan
Breeze Airways
533 €
31 Dec
- 04 Jan
Frontier Airlines
562 €
29 Dec
- 04 Jan
Frontier Airlines
647 €
22 Dec
- 03 Jan
Frontier Airlines
659 €
Also check the deals for one-way flights from Windsor Locks to San Juan in December .
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