Grand Cayman (GCM) to Boston (BOS) flight deal from $258 USD in economy class

UAUnited Airlines

Round Trip•Economy

GCM

Owen Roberts International Airport

Grand Cayman, Cayman Islands

BOS

Logan International Airport

Boston, United States

$383 USD

-33%$258 USD

Verified Nov 29, 2025 at 2:24 AM

January 2026

Today

Mon

Tue

Wed

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Sun

29 30 31 1$662 2$865 3$1,169 4$874 5$603 6$602 7$385 8$261 9$258 10$261 11$261 12$261 13$258 14$261 15$261 16$261 17$261 18$258 19$388 20$385 21$385 22$261 23$258 24$261 25$261 26$261 27$261 28$261 29$261 30$261 31$261 1$261

Fair Availability

36% of dates checked are available within 10% of the lowest price

Friday, January 9th, 2026

6 round-trip options

Returning

Wed, Jan 14, 2026•5 Day Trip

$261 USD

Google Flights

Returning

Thu, Jan 15, 2026•6 Day Trip

$261 USD

Google Flights

Returning

Fri, Jan 16, 2026•7 Day Trip

$301 USD

Google Flights

Returning

Sat, Jan 17, 2026•8 Day Trip

$261 USD

Google Flights

Returning

Sun, Jan 18, 2026•9 Day Trip

$261 USD

Google Flights

Returning

Thu, Jan 22, 2026•13 Day Trip

$258 USD

Google Flights