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

Monday, September 28th, 2026

3 round-trip options

Returning
Sat, Oct 3, 20265 Day Trip
$638 USD
Returning
Thu, Oct 8, 202610 Day Trip
$1,131 USD
Returning
Sun, Oct 11, 202613 Day Trip
$1,043 USD