JetBlue wins Spirit slots at LaGuardia Airport, eyes move to Marine Air Terminal as airlines fight for space
Southwest seizes edge as Spirit Airlines collapse reshapes market
Forget Spirit, JPMorgan says Allegiant Travel has a winning model
U.S. airline stocks are soaring as cheaper jet fuel and insatiable demand set up a summer boom
Airfares are staying high even as the jet fuel crisis fades
SARO: All proposals passed, with no business impact from Spirit Airlines' closure