| | Airport Code | City | State/Region | Country | Airport Name | | GOA | Genoa | | Italy | Christoforo Colombo |
| GOH | Nuuk | | Greenland | |
| GOI | Goa | | India | Dabolim |
| GOJ | Nizhniy Novgorod | | Russia | Nizhniy |
| GON | Groton / New London | CT | USA | Groton-New London |
| GOT | Gothenburg | | Sweden | Landvetter |
| GOV | Gove | Northern Territory | Australia | Nhulunbuy |
| GPS | Galapagos Islands | | Ecuador | Baltra |
| GPT | Gulfport | MS | USA | Gulfport/Biloxi |
| GRB | Green Bay | WI | USA | Austin/Straybel Field |
| GRI | Grand Island | NE | USA | Central Nebraska Regional Airport |
| GRJ | George | | South Africa | George |
| GRO | Gerona | | Spain | Costa Brava |
| GRQ | Groningen | | Netherlands | Eelde |
| GRR | Grand Rapids | MI | USA | Kent County International Airport |
| GRU | Sao Paulo | Sao Paulo | Brazil | Guarulhos |
| GRU | Sao Paulo | Sao Paulo | Brazil | Guarulhos International |
| GRX | Granada | | Spain | Granada |
| GRZ | Graz | | Austria | Thalerhof |
| GSO | Greensboro / High Point | NC | USA | Piedmont Triad Intl Airport |
|
|