The addition comes in response to an increased demand for summer travel between the destinations, according to a company statement.
The new service will run from July 1 through September 2, 2015.
The new one-hour flight will operate on Wednesdays, and will be the third weekly flight in addition to weekly Monday and Friday flights.
The flight departs Cayman at 1 PM. and arrives at 1:25 PM, with the return flight departing La Ceiba at 2:25 PM.