Cheapest return flights from Windsor Locks to San Juan in April from $260

AirHint found the following cheapest return flights from Windsor Locks (BDL) to San Juan (SJU) in April 2026 (see full year).

Return flights

03 Apr - 05 Apr Frontier Airlines direct
01 Apr - 06 Apr Frontier Airlines direct
09 Apr - 22 Apr Frontier Airlines
18 Apr - 22 Apr United
24 Apr - 27 Apr Southwest Airlines
17 Apr - 25 Apr American Airlines
23 Apr - 27 Apr Southwest Airlines
15 Apr - 17 Apr American Airlines
17 Apr - 26 Apr Southwest Airlines
13 Apr - 17 Apr Frontier Airlines

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

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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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