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

There are five small and regional airlines operating in the US without the Boeing 737 Max in their fleet: Allegiant Air, Frontier Airlines, Avelo Airlines, Hawaiian Airlines, and Sun Country Airlines.

The carrier's busiest domestic route from San Francisco International Airport will see 302 flights in each direction in ...

Alaska Airlines is expanding its service to Seattle from Cincinnati/Northern Kentucky International Airport. Alaska, which ...