In public transport, Route 8 may refer to:
- Route 8 (MTA Maryland), a bus route in Baltimore, Maryland and its suburbs
- Barcelona Metro line 8
- Line 8 (Madrid Metro)
- NWFB Route 8, a bus route in Hong Kong
- London Buses route 8
- Seoul Subway Line 8
- Melbourne tram route 8, ceased April 2017
This article includes a list of related items that share the same name (or similar names).