American Airlines has round-trip flights from Austin (AUS) to Grand Cayman (GCM) for $351-$361 with a connection. Flights March, April, May, June, August, September, October, November, December, and January. Weekends available. Origin/Destination reversible. No Christmas dates available.
Click for more details and booking links Cheap Flights: Austin to/from Grand Cayman $351-$361 r/t [Mar-Jun, Aug-Jan] (No Christmas) – American Airlines