Cheapest return flights from Boston to San Jose in July from $345

Best time to book flights for Boston (BOS) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to San Jose (SJO) in July 2025 (see full year).

Return flights

07 Jul - 14 Jul Copa
03 Jul - 14 Jul Copa
10 Jul - 15 Jul Copa
31 Jul - 04 Aug Copa
21 Jul - 07 Aug Copa
23 Jul - 30 Jul Spirit Airlines
11 Jul - 20 Jul Spirit Airlines
03 Jul - 12 Jul Copa
23 Jul - 07 Aug Copa
07 Jul - 07 Jul Copa

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

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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