Cheapest return BOS–SJO flights, July

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

Return flights

04 Jul - 10 Jul Copa
13 Jul - 17 Jul Avianca
09 Jul - 13 Jul Avianca
13 Jul - 20 Jul Avianca
23 Jul - 30 Jul Copa
06 Jul - 20 Jul Copa
06 Jul - 13 Jul Copa
24 Jul - 26 Jul Copa
11 Jul - 17 Jul Copa
01 Jul - 06 Jul Avianca
31 Jul - 08 Aug Copa

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

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