LGW is the IATA airport code for London Gatwick Airport.
LGW may also refer to:
- Luftfahrtgesellschaft Walter, a German regional airline with ICAO code LGW
- Langwathby railway station, which has the UK railway station code LGW
- Looking Glass Workshop, an American indie/underground music label and art collective
- Laser-guided bombs, sometimes known as Laser-guided weapons (LGW)