Biffle came up with several innovations and greatly expanded Frontier Airline’s route network to reach smaller cities.

New data from 22 million flights shows the carriers most likely to arrive late, with nearly one in four flights delayed.

The airline does not specify a reason for parting ways with Biffle, who has held Frontier's top spot since March 2016.

ATLANTA — Frontier Airlines is expanding once again at Hartsfield-Jackson Atlanta International Airport with the launch of ...

According to the airline, the expansion means Frontier will serve 61 destinations nonstop from the Atlanta airport.

Frontier Airlines announced plans to launch new nonstop routes from Memphis International to Phoenix and Las Vegas starting ...

This morning, an Airbus A321neo operated by Frontier Airlines experienced a flameout after departing Cleveland International ...

JetBlue recently announced a long list of routes being added to Florida airports, including two in Fort Myers at RSW. Delta ...

The low-cost carrier joins others in offering flights from Raleigh-Durham International Airport to Cancun, Mexico, and Fort ...

Frontier Airlines is launching new nonstop flights from Des Moines to Phoenix, just in time for spring break travel. The ...

Frontier Airlines announced Thursday that it will offer nonstop flights from Phoenix to six new destinations next year, just ...

Frontier Airlines will continue its expansion in Arizona with a new route to a mountain getaway. Here's where you can go.