Boston (BOS) to San José (SJO) flight deal in economy from $381

Sunday, January 3rd, 2027

3 round-trip options

Returning
Sat, Jan 9, 20276 Day Trip
$1,641 USD
Returning
Mon, Jan 11, 20278 Day Trip
$1,325 USD
Returning
Fri, Jan 15, 202712 Day Trip
$1,029 USD