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 7 hours agoAugust 2026
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Extremely Rare Availability
1% of dates checked are available within 10% of the lowest price
Wednesday, August 26th, 2026
6 round-trip options
Returning
Mon, Aug 31, 2026•5 Day Trip
$960 USD
Returning
Tue, Sep 1, 2026•6 Day Trip
$784 USD
Returning
Wed, Sep 2, 2026•7 Day Trip
$784 USD
Returning
Sat, Sep 5, 2026•10 Day Trip
$784 USD
Returning
Sun, Sep 6, 2026•11 Day Trip
$588 USD
Returning
Mon, Sep 7, 2026•12 Day Trip
$784 USD