Cheapest return flights from Windsor Locks to San Juan in July from $169

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

Return flights

28 Jul - 31 Jul Frontier Airlines
21 Jul - 24 Jul Frontier Airlines
11 Jul - 17 Jul Frontier Airlines
14 Jul - 21 Jul Frontier Airlines
21 Jul - 28 Jul Frontier Airlines
14 Jul - 20 Jul Frontier Airlines
07 Jul - 10 Jul Frontier Airlines
03 Jul - 10 Jul Frontier Airlines
11 Jul - 19 Jul Frontier Airlines
07 Jul - 26 Jul Frontier Airlines
30 Jul - 03 Aug Southwest Airlines
31 Jul - 03 Aug jetBlue
31 Jul - 04 Aug jetBlue
21 Jul - 11 Aug jetBlue
30 Jul - 03 Aug Frontier Airlines direct
30 Jul - 17 Aug Spirit Airlines
31 Jul - 04 Aug Frontier Airlines direct
21 Jul - 11 Aug Frontier Airlines direct
31 Jul - 03 Aug Frontier Airlines direct
30 Jul - 16 Aug Spirit Airlines

Also check the deals for one-way flights from Windsor Locks to San Juan in July.

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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