Cheapest return flights from Boston to San Juan in July from 244€

AirHint found the following cheapest return flights from Boston (BOS) to San Juan (SJU) in July 2026 (see full year).

Return flights

15 Jul - 22 Jul Spirit Airlines direct
18 Jul - 28 Jul Spirit Airlines direct
21 Jul - 22 Jul Spirit Airlines direct
15 Jul - 28 Jul Spirit Airlines direct
18 Jul - 30 Jul Spirit Airlines direct
21 Jul - 25 Jul Spirit Airlines direct
21 Jul - 30 Jul Spirit Airlines direct
15 Jul - 25 Jul Spirit Airlines direct
15 Jul - 30 Jul Spirit Airlines direct
18 Jul - 25 Jul Spirit Airlines direct
21 Jul - 11 Aug Spirit Airlines
18 Jul - 07 Aug Spirit Airlines direct
21 Jul - 07 Aug Spirit Airlines direct
21 Jul - 11 Aug Spirit Airlines direct
23 Jul - 12 Aug Spirit Airlines direct
21 Jul - 10 Aug Spirit Airlines direct
31 Jul - 21 Aug Spirit Airlines direct
31 Jul - 19 Aug Spirit Airlines direct
31 Jul - 18 Aug Spirit Airlines direct
23 Jul - 11 Aug Spirit Airlines

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

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