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 agoSeptember 2026
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Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price
Monday, September 7th, 2026
3 round-trip options
Returning
Sat, Sep 12, 2026•5 Day Trip
$744 USD
Returning
Thu, Sep 17, 2026•10 Day Trip
$856 USD
Returning
Sun, Sep 20, 2026•13 Day Trip
$902 USD