Boston (BOS) to San José (SJO) flight deal in economy from $381
BOSLogan International Airport
Boston, United States
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
$1,071 USD
-64%$381 USD
Verified about 12 hours agoAugust 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price
Wednesday, August 5th, 2026
4 round-trip options
Returning
Tue, Aug 11, 2026•6 Day Trip
$11,966 USD
Returning
Sat, Aug 15, 2026•10 Day Trip
$1,384 USD
Returning
Sun, Aug 16, 2026•11 Day Trip
$1,750 USD
Returning
Mon, Aug 17, 2026•12 Day Trip
$11,966 USD