Cheapest return flights from Boston to San Juan in June from 279€

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

Return flights

05 Jun - 08 Jun Delta direct
14 Jun - 18 Jun Delta direct
11 Jun - 29 Jun United
11 Jun - 30 Jun Spirit Airlines
12 Jun - 15 Jun Southwest Airlines
11 Jun - 29 Jun Delta direct
18 Jun - 30 Jun Delta direct
12 Jun - 30 Jun Spirit Airlines
12 Jun - 29 Jun Spirit Airlines
24 Jun - 15 Jul Spirit Airlines direct
28 Jun - 15 Jul Spirit Airlines direct
24 Jun - 30 Jun Spirit Airlines
24 Jun - 09 Jul Spirit Airlines
18 Jun - 09 Jul Spirit Airlines direct
24 Jun - 09 Jul Spirit Airlines direct
28 Jun - 09 Jul Spirit Airlines direct
28 Jun - 16 Jul Spirit Airlines direct
24 Jun - 10 Jul Spirit Airlines
24 Jun - 10 Jul Spirit Airlines direct
28 Jun - 10 Jul Spirit Airlines direct

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

Powered by

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.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.