Cheapest one-way flights from Boston to San Jose in July from $152

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

One-Way flights

29 Jul Spirit Airlines
30 Jul Spirit Airlines
25 Jul Spirit Airlines
09 Jul Spirit Airlines
11 Jul Spirit Airlines
23 Jul Spirit Airlines
26 Jul Spirit Airlines
16 Jul Spirit Airlines
04 Jul jetBlue
17 Jul Spirit Airlines

Also check the deals for return 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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