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

Low-cost air carrier Frontier Airlines is adding three new routes this spring, connecting more destinations across the U.S.

Shrinking seat space, fees for checked luggage, and full overhead bins are sparking tensions on board aircraft. Here's what ...

Frontier Airlines announced the launch of three new routes this spring, including a new service from Charlotte Douglas ...

In December, Frontier launched five new nonstop routes out of TPA including flights to Boston, Portland, Maine and Burlington ...

Frontier said in a release that it has met with Spirit’s board and executives since it made its proposal this month.