To travel rapidly to a destination on an airplane / To have someone travel rapidly to a destination on an airplane / To rapidly emerge / (baseball) To become out by hitting a fly ball which is caught

(baseball) An instance of flying out

plural of fly out

(idiomatic) to start quickly.

A method of employing people in remote areas by flying them temporarily to the work site instead of permanently relocating them.

(Canada, US, slang, vulgar) A response to a situation that one thinks has no chance of ever occurring.