Spirit and Frontier are taking issue with the way the Transportation Department awarded long-distance flights out of Reagan ...

Discover why Frontier and Spirit sued the US Department of Transport. Find out more about the DOT's defence and Alaska Airlines' involvement.

The budget airline announced 13 new or expanding routes.

Frontier Airlines petitioned the Court of Appeals for the District of Columbia Circuit to review the DOT’s order granting two ...

Spirit Airlines has again rejected a third takeover bid from budget rival Frontier, saying that it would focus on its own plan to emerge from bankruptcy and stabilize its finances. The offer this ...

Phoenix Sky Harbor is one of three airports to get Frontier Airlines' new flights to this Pacific Northwest city. Here's how ...

Delta’s latest addition to its growing Austin base is Panama City, Fla., with a daily flight from March 9. Economy fares ...

Frontier Airlines is adding a flight to Las Vegas with fares starting as low as $19 for a limited time. Here's when to fly ...

Southwest Airlines will begin offering twice-daily flights between San Diego International Airport and Fresno Yosemite ...

Seattle Paine Field International Airport in Everett will unveil a new airline that will be launching services from the ...

Frontier Airlines will begin three flight routes out of Seattle Paine Field International Airport in Everett in June, the ...