Well we already have a plane wreck in game. I think that maybe turning it into a vehicle could be a great idea. It looks like some kind of cargo/passenger plane and it could come in two variants. In one you can only fly with friends and in one you can place some chest etc. and move your resources. That could be powered either by ylandium or that oil refinig stuff that I heard ( I think its mentioned in Dev Diaries #174).
Helicopters or gyrocopters (for me...