Frontier Airlines is attempting for a second time to merge with the now bankrupt Spirit Airlines, which declared bankruptcy late last year as budget airlines struggle.

Delta and United Airlines have become the most profitable U.S. airlines by targeting premium customers while also winning a significant share of budget travelers.

Frontier Airlines is dropping those dreaded change fees, at least for some of its passengers.

Frontier Airlines has settled a lawsuit filed by female pilots who said the airline discriminated against pregnant and breastfeeding employees.

Airline travel is back to pre-pandemic levels and with predictions of summer travel breaking all-time records, you may need to choose your airline wisely.

Frontier Airlines and four foreign carriers are paying more than $600 million in refunds to consumers whose flights were canceled or significantly delayed since the start of the pandemic.

JetBlue Airways is buying Spirit Airlines for $3.8 billion in a deal that could increase competition at the top end of the U.S. airline industry while eliminating the largest discount airline for travelers on a tight budget.

Spirit Airlines and Frontier Airlines agreed Wednesday to abandon their merger proposal, opening the way for JetBlue Airways to acquire Spirit.

Shares of Spirit Airlines are rising after the budget airline postponed a vote on a merger with Frontier for the second time.

Shares of Frontier Airlines and Spirit Airlines have tumbled just days ahead of a crucial shareholder vote on their proposed merger.

The bidding war over Spirit Airlines is heating up again.

Spirit Airlines, the target of a budget airline bidding war, is postponing a Friday vote on whether to accept one of those buyout offers after a flurry of counter proposals from JetBlue and Frontier Airlines.

The bidding war over Spirit Airlines is ramping up again with JetBlue boosting its offer for the discount carrier just days after rival Frontier upped its own bid for Spirit.

Score one for JetBlue in the dogfight over who gets to buy Spirit Airlines.

JetBlue is going hostile in its bid for Spirit Airlines.

Spirit Airlines’ board still supports Frontier Airlines’ $2.9 billion takeover bid for the airline, saying it determined JetBlue’s competing $3.6 billion offer isn’t a superior proposal.

Frontier Airlines has settled a discrimination suit brought by a group of flight attendants who claimed the carrier discriminated against them during pregnancy and while breastfeeding.

JetBlue Airways is trying to buy Spirit Airlines and break up a plan for Spirit to merge with fellow budget airline Frontier.

Several congressional Democrats are raising doubts about the proposed merger of Frontier and Spirit airlines.

Frontier Airlines and Spirit Airlines are proposing to combine in a $2.9 billion deal.

Southwest Airlines says it no longer expects to be profitable in its third quarter.

Fans of Frontier Airlines can now buy a piece of the budget carrier.

Jeff Swensen/Getty Images(CNN) - Frontier Airlines is offering free flights for people with the last name "Green" or "Greene." The Colorado airline says it operates "America's greenest flight" and is giving away flights -- up to $400 in value -- for the promotion of Green Week, the company's ecofriendly initiative. "Our fleet's fuel efficiency is unmatched by other U.S. airlines and allows Frontier to deliver not only the lowest fares but the most sustainable approach to flying," President and CEO Barry Biffle said in a statement. "We're very excited to share our green message with everyone," said Zach Kramer, a Frontier Airline spokesman, adding that many people are tagging friends with those names. Passengers must book a flight on FlyFrontier.com, must depart on Tuesday and return by Aug. 20, and must legally have the last name Green or Greene.