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

Tuesday, September 1st, 2026

3 round-trip options

Returning
Sun, Sep 6, 20265 Day Trip
$752 USD
Returning
Fri, Sep 11, 202610 Day Trip
$902 USD
Returning
Mon, Sep 14, 202613 Day Trip
$784 USD