The push to capture Spirit’s former flyers comes after the Florida-based airline shut down Saturday morning following a failed federal rescue effort.

Frontier Airlines has launched steep fare discounts and a $199 unlimited summer flight pass to attract travelers stranded by Spirit Airlines’ sudden shutdown. The offer includes up to 50% off base fares on select days through November 19, with bookings ...

Frontier Airlines reported a Q1 operating loss of $283 million despite record revenues due to high fuel costs and a one-time $139 million lease termination charge.

Frontier's nearest competitor, Spirit Airlines, shut down after higher fuel expenses upended its plans to emerge from bankruptcy.

Frontier is offering discounted fares and an unlimited summer flight pass starting at $199 after Spirit Airlines closed.

Frontier executives said Tuesday they expect the airline to absorb some of Spirit’s business following the beleaguered ultra-low-cost carrier’s shutdown.

The downfall of Spirit Airlines is casting a spotlight on the future of its budget carrier rival, Frontier Airlines, which is facing many of the same challenges. Why it matters: The jet fuel price spike was the last straw for Spirit — which ceased operations early Saturday — and it's posing a serious challenge to Frontier,

Frontier Airlines (ULCC) stock fell 3.6% as the carrier warned of wider Q2 losses driven by jet fuel costs surging to $4.25/gallon amid geopolitical tensions.