Boston (BOS) to Grand Cayman (GCM) flight deal from $388 USD in business class

UAUnited Airlines

One Way•Business Class

BOS

Logan International Airport

Boston, United States

GCM

Owen Roberts International Airport

Grand Cayman, Cayman Islands

$928 USD

-58%$388 USD

Verified Nov 29, 2025 at 2:24 AM

April 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$411 31$503 1$645 2$724 3$1,542 4$702 5$850 6$798 7$513 8$400 9$586 10$695 11$1,542 12$850 13$748 14$719 15$580 16$551 17$618 18$849 19$618 20$567 21$720 22$593 23$513 24$528 25$454 26$543 27$400 28$433 29$433 30$1,358 1 2 3

Limited Availability

12% of dates checked are available within 10% of the lowest price

Tuesday, April 21st, 2026

Outbound Flights

→

16h 30m·1 stop

$720 USD

BOSApr 21 20:15

→

EWRApr 21 21:42

UA 2060Boeing 737

11h 3m layover·Overnight

EWRApr 22 08:45

→

GCMApr 22 11:45

UA 2119Boeing 737MAX 9 Passenger

6h 45m·1 stop

$1,552 USD

BOSApr 21 06:00

→

EWRApr 21 07:29

UA 1833Boeing 737MAX 8 Passenger

1h 16m layover

EWRApr 21 08:45

→

GCMApr 21 11:45

UA 2119Boeing 737MAX 9 Passenger

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