Cheapest return flights from Boston to San Juan in July from $202

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

Return flights

08 Jul - 15 Jul jetBlue direct
21 Jul - 28 Jul Spirit Airlines direct
21 Jul - 11 Aug Spirit Airlines direct
13 Jul - 22 Jul Spirit Airlines direct
13 Jul - 28 Jul Spirit Airlines direct
21 Jul - 30 Jul Spirit Airlines direct
31 Jul - 08 Aug jetBlue direct
31 Jul - 09 Aug jetBlue direct
21 Jul - 08 Aug Spirit Airlines direct
21 Jul - 06 Aug Spirit Airlines direct
29 Jul - 11 Aug Spirit Airlines
29 Jul - 12 Aug Spirit Airlines
13 Jul - 16 Jul Spirit Airlines direct
13 Jul - 30 Jul Spirit Airlines direct
12 Jul - 28 Jul Spirit Airlines direct
08 Jul - 28 Jul Spirit Airlines direct
29 Jul - 11 Aug Spirit Airlines direct
29 Jul - 12 Aug Spirit Airlines direct
21 Jul - 31 Jul Spirit Airlines direct
29 Jul - 15 Aug Spirit Airlines

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

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