According to Frontier, an operational base for Frontier Airlines is an airport at which flight attendants and pilots are based and where aircraft are parked at the end of a service day.

in Mexico represent station exits for Frontier, meaning that the airline will no longer serve either airport. You can find the full list of cuts at the bottom of this story, as well as a map of ...

Frontier Airlines will have to compete with American Airlines and United Airlines on two out of the three routes.