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
Saturday, August 15th, 2026
6 round-trip options
Returning
Thu, Aug 20, 2026•5 Day Trip
$1,384 USD
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Fri, Aug 21, 2026•6 Day Trip
$1,384 USD
Returning
Sat, Aug 22, 2026•7 Day Trip
$1,384 USD
Returning
Tue, Aug 25, 2026•10 Day Trip
$1,987 USD
Returning
Wed, Aug 26, 2026•11 Day Trip
$1,062 USD
Returning
Thu, Aug 27, 2026•12 Day Trip
$1,238 USD