Cheapest return flights from Boston to San Jose in July from $303

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

Return flights

14 Jul - 16 Jul Spirit Airlines
11 Jul - 16 Jul Spirit Airlines
24 Jul - 13 Aug Spirit Airlines
29 Jul - 13 Aug Spirit Airlines
30 Jul - 13 Aug Spirit Airlines
20 Jul - 26 Jul Spirit Airlines
25 Jul - 13 Aug Spirit Airlines
24 Jul - 29 Jul Spirit Airlines
24 Jul - 30 Jul Spirit Airlines
24 Jul - 26 Jul Spirit Airlines
20 Jul - 30 Jul Spirit Airlines
29 Jul - 30 Jul Spirit Airlines
20 Jul - 29 Jul Spirit Airlines
25 Jul - 30 Jul Spirit Airlines
23 Jul - 13 Aug Spirit Airlines
26 Jul - 13 Aug Spirit Airlines
24 Jul - 10 Aug Spirit Airlines
20 Jul - 10 Aug Spirit Airlines
29 Jul - 10 Aug Spirit Airlines
30 Jul - 10 Aug Spirit Airlines

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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