SkyTrain or Skytrain may refer to:
In mass transit:
- SkyTrain (Vancouver), a partly elevated rapid transit system in Vancouver, Canada
- BTS Skytrain, an elevated rapid transit system in Bangkok, Thailand
- Changi Airport Skytrain, an inter-terminal people-mover system in Singapore
- PHX Sky Train, a people-mover system for the Phoenix Sky Harbor International Airport
- Düsseldorf SkyTrain, an automated inter-terminal people mover system of Düsseldorf International Airport, Germany
- ATL Skytrain, a people-mover at Hartsfield–Jackson Atlanta International Airport
- MIA Mover, a people mover at Miami International Airport
In aviation:
- Douglas C-47 Skytrain also known as the Dakota, a military transport developed from the Douglas DC-3 airliner
- McDonnell Douglas C-9 Skytrain II, a military transport developed from the Douglas DC-9 airliner
- Skytrain, a transatlantic service by Laker Airways