San José (SJO) to Boston (BOS) flight deal from $274 USD in economy class

B6JetBlue Airways

Round Trip•Economy

SJO

Juan Santamaría International Airport (SJO)

San José, Costa Rica

BOS

Logan International Airport

Boston, United States

$584 USD

-53%$274 USD

Verified Nov 29, 2025 at 4:14 PM

December 2025

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

1$504 2$446 3$446 4$446 5$528 6$485 7$557 8$528 9 10$698 11$527 12$617 13$710 14$746 15$587 16$459 17$459 18$459 19$490 20$403 21$490 22$395 23$360 24$274 25$402 26$490 27$490 28$597 29$490 30$511 31$403 1$587 2$893 3$893 4$893

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Monday, December 22nd, 2025

10 round-trip options

Returning

Sat, Dec 27, 2025•5 Day Trip

$1,059 USD

Google Flights

Returning

Sun, Dec 28, 2025•6 Day Trip

$542 USD

Google Flights

Returning

Mon, Dec 29, 2025•7 Day Trip

$652 USD

Google Flights

Returning

Tue, Dec 30, 2025•8 Day Trip

$652 USD

Google Flights

Returning

Wed, Dec 31, 2025•9 Day Trip

$455 USD

Google Flights

Returning

Thu, Jan 1, 2026•10 Day Trip

$461 USD

Google Flights

Returning

Fri, Jan 2, 2026•11 Day Trip

$531 USD

Google Flights

Returning

Sat, Jan 3, 2026•12 Day Trip

$663 USD

Google Flights

Returning

Sun, Jan 4, 2026•13 Day Trip

$525 USD

Google Flights

Returning

Mon, Jan 5, 2026•14 Day Trip

$395 USD

Google Flights