Cheapest return flights from Boston to San Juan in June from $226

Best time to book flights for Boston (BOS) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to San Juan (SJU) in June 2025 (see full year).

Return flights

14 Jun - 24 Jun Spirit Airlines
14 Jun - 27 Jun Spirit Airlines
02 Jun - 06 Jun jetBlue
01 Jun - 06 Jun jetBlue
04 Jun - 11 Jun Delta direct
03 Jun - 04 Jun Delta direct
02 Jun - 06 Jun Delta direct
01 Jun - 06 Jun Delta direct
01 Jun - 07 Jun Delta direct
25 Jun - 30 Jun Spirit Airlines
21 Jun - 07 Jul Spirit Airlines
28 Jun - 06 Jul Spirit Airlines
20 Jun - 07 Jul Spirit Airlines
27 Jun - 17 Jul jetBlue
27 Jun - 08 Jul Delta
27 Jun - 17 Jul jetBlue direct
20 Jun - 07 Jul jetBlue direct
21 Jun - 07 Jul jetBlue direct
28 Jun - 06 Jul Delta direct

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

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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