Boston (BOS) to San José (SJO) flight deal in economy from $376
BOSLogan International Airport
Boston, United States
SJOJuan Santamaría International Airport (SJO)
San José, Costa Rica
$628 USD
-40%$376 USD
Verified 15 days agoDecember 2026
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Fair Availability
20% of dates checked are available within 10% of the lowest price
Wednesday, December 30th, 2026
5 round-trip options
Returning
Wed, Jan 6, 2027•7 Day Trip
$968 USD
Returning
Fri, Jan 8, 2027•9 Day Trip
$823 USD
Returning
Sun, Jan 10, 2027•11 Day Trip
$840 USD
Returning
Mon, Jan 11, 2027•12 Day Trip
$761 USD
Returning
Tue, Jan 12, 2027•13 Day Trip
$681 USD