For the past eight years, in fact, Spirit Airlines and Frontier Airlines have been the will-they-or-won’t-they couple of the airline industry, having repeated merger discussions

The combine airline would be the fifth largest in the U.S. Frontier Airlines and Spirit Airlines are reportedly in talks to merge. Sounds like déjà vu? It is. Frontier and Spirit first unveiled plans for a $2.

Spirit and Frontier Airlines have restarted discussions about merging, as Spirit navigates debt restructuring and potential bankruptcy. These talks are in preliminary stages and may not result in a deal. Previous merger attempts between the two carriers were halted when JetBlue made a more appealing offer to Spirit shareholders.