- Gibb River AirportIdent: YGIBServes: Gibb
- Gidgee AirportIdent: YGIDAirport type: Small airport
- Gifford Creek Station AirportIdent: YGIFAirport type: Small airport
- Giles AirportIdent: YGLSServes: Warakurna
- Giles Point AirportIdent: YGPIAirport type: Small airport
- Gilgandra AirportIdent: YGILAirport type: Small airport
- Ginbata AirportIdent: YGIAServes: Ginbata
- Giralia AirportIdent: YGIRServes: Exmouth Gulf
- Glen Garland AirportIdent: YGGLAirport type: Small airport
- Glen Ruth AirportIdent: YGRUAirport type: Small airport
- Glenayle Homestead AirportIdent: YGLYAirport type: Small airport
- Glencoe AirportIdent: YGLNServes: Collie
- Glendambo AirportIdent: YGLDServes: Glendambo
- Glendevie AirportIdent: YGVEAirport type: Small airport
- Glengyle AirportIdent: YGLEAirport type: Small airport
- Glenormiston AirportIdent: YGLOAirport type: Small airport
- Gloucester AirportIdent: YGCRAirport type: Small airport
- Gnaraloo Station AirportIdent: YGARServes: MacLeod
- Gnowangerup AirportIdent: YGNWAirport type: Small airport
- Golden Grove AirportIdent: YGGEAirport type: Small airport
- Goodooga AirportIdent: YGDAAirport type: Small airport
- Goolgowi AirportIdent: YGGIAirport type: Small airport
- Goolwa AirportIdent: YGWAServes: Goolwa
- Goomadeer AirportIdent: YGMDAirport type: Small airport
- Goomalling AirportIdent: YGOMAirport type: Small airport
- Goondiwindi AirportIdent: YGDIAirport type: Small airport
- Goonoo Goonoo AirportIdent: YGGOAirport type: Small airport
- Grampians AirportIdent: YGMPAirport type: Small airport
- Granada AirportIdent: YGNAAirport type: Small airport
- Granite Downs AirportIdent: YGDWAirport type: Small airport
- Granny Smith AirportIdent: YMNWServes: Laverton
- Great Keppel Is AirportIdent: YGKLServes: Great Keppel Island
- Greenbah AirportIdent: YGAHAirport type: Small airport
- Greenside AirstripIdent: YGSDServes: Muchea
- Greenvale AirportIdent: YGNVAirport type: Small airport
- Gregory Downs AirportIdent: YGDSAirport type: Small airport
- Gregory Springs AirportIdent: YGGSAirport type: Small airport
- Grenfell AirportIdent: YGNFServes: Grenfell
- Gruyere AirportIdent: AU-0456Serves: Cosmo Newbery
- Gulgong Aero Park AirportIdent: AU-0255Serves: Gulgong
- Gullewa AirportIdent: YGULAirport type: Small airport
- Gunbower AirportIdent: YGBWAirport type: Small airport
- Gunnawarra AirportIdent: YGUWAirport type: Small airport
- Gunpowder AirportIdent: YGPRAirport type: Small airport
- Gympie AirportIdent: YGYMAirport type: Small airport
- Haasts Bluff AirportIdent: YHAAAirport type: Small airport
- Haddon Rig AirportIdent: YHRGAirport type: Small airport
- Haig AirportIdent: YHAGAirport type: Small airport
- Hamilton AirportIdent: YHMTAirport type: Small airport
- Harden AirportIdent: YHAEAirport type: Small airport
- Harts Range AirportIdent: YHTSAirport type: Small airport
- Harvest Home AirportIdent: YHVHAirport type: Small airport
- Headingly AirportIdent: YHDYAirport type: Small airport
- Heathlands AirportIdent: YHTLServes: Shelburne
- Heck Field AirportIdent: YHECAirport type: Small airport
- Hedlow AirportIdent: YHEWServes: Mulara
- Hells Gate AirportIdent: YHEGAirport type: Small airport
- Henbury AirportIdent: YHBYServes: Ghan
- Herberton AirportIdent: YHTNAirport type: Small airport
- Hermannsburg AirportIdent: YHMBServes: Hermannsburg (Ntaria)