San José (SJO) to Boston (BOS) flight deal in economy from $372
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
BOSLogan International Airport
Boston, United States
$1,142 USD
-67%$372 USD
Verified about 8 hours agoDecember 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price
Friday, December 18th, 2026
5 round-trip options
Returning
Wed, Dec 23, 2026•5 Day Trip
$1,506 USD
Returning
Fri, Dec 25, 2026•7 Day Trip
$1,965 USD
Returning
Sun, Dec 27, 2026•9 Day Trip
$1,714 USD
Returning
Wed, Dec 30, 2026•12 Day Trip
$1,059 USD
Returning
Fri, Jan 1, 2027•14 Day Trip
$984 USD