American Airlines has announced that it will fly a non-stop seasonal route on Saturdays between Boston Logan and Grand Cayman from 11 January to 6 April 2020.
Flights will leave Boston at 9 AM, arrive at Grand Cayman at 1:35 PM; leave Grand Cayman at 2:35 PM, arrive Boston 6:02 PM. Round-trip fares will start at US$352.
Jet Blue also offers seasonal non-stop flights between Boston and Grand Cayman.