Spirit Airlines announced plans Monday to launch six nonstop routes from Detroit Metro Airport this spring.

Denver-based carrier Frontier Airlines launched its nonstop flights to Tampa International Airport from Milwaukee today.

Frontier Airlines will launch four new routes, including the first-ever trips from Seattle Paine Field International Airport (PAE) in Everett, Washington, and Gregorio Luperón International Airport in ...

Avelo Airlines, a low-cost airline, announced 13 new routes and three new destinations for its network, including Nassau, ...

Frontier Airlines is adding a new pin for a somewhat surprising destination to its route map. The carrier announced on ...

The ultra-low-cost carrier already flies to Seattle-Tacoma International Airport (SEA), and the new service at Paine Field ...

Frontier Airlines announced three new routes out of Everett's Paine Field. Service to Frontier's Denver HQ and two other ...

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Frontier Airlines is launching four new routes, including its first services from Seattle Paine Field and Puerto Plata, ...

The ultra-low-cost airline is adding flights to nine more markets in an expansion that bolsters it as the third-largest ...

Frontier Airlines is expanding its offerings, adding nine destinations from Hartsfield-Jackson Atlanta International Airport ...