San José (SJO) to Boston (BOS) flight deal in economy from $372

Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price

Wednesday, September 2nd, 2026

2 round-trip options

Returning
Mon, Sep 7, 20265 Day Trip
$752 USD
Returning
Sat, Sep 12, 202610 Day Trip
$820 USD