San José (SJO) to Boston (BOS) flight deal from $503 USD in business class – flightdeals.net

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United Airlines

UAUnited Airlines

One Way•Business Class

Juan Santamaría International Airport (SJO)

San José, Costa Rica

Logan International Airport

Boston, United States

$771 USD

-35%$503 USD

Verified Mar 21, 2026 at 6:20 PM

March 2026

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Sun

23 24 25 26 27 28 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21$820 22$974 23$820 24$726 25$662 26$726 27$784 28$838 29$1,138 30$784 31$820 1$869 2$784 3$742 4$912 5$974

Limited Availability

13% of dates checked are available within 10% of the lowest price

Sunday, March 1st, 2026

No flight details available for this date.