Cheapest return BOS–SJO flights, June

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

Return flights

03 Jun - 07 Jun Copa
10 Jun - 19 Jun Avianca
10 Jun - 14 Jun Avianca
10 Jun - 16 Jun Avianca
09 Jun - 18 Jun Copa
04 Jun - 25 Jun Copa
09 Jun - 13 Jun Copa
11 Jun - 18 Jun Copa
24 Jun - 29 Jun Copa
13 Jun - 28 Jun Copa
28 Jun - 02 Jul Copa

Also check the deals for one-way flights from Boston to San Jose 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 Jose

Cheap car rent in San Jose

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