| GAA | Guamal Airport | Corozal |  Colombia |
| GAB | Gabbs Airport | Mammoth Lakes |  United States of America |
| GAC | Gracias Airport | San Pedro Sula |  Honduras |
| GAD | Northeast Alabama Regional Airport | Birmingham | United States of America |
| GAE | Gabes – Matmata International Airport | Djerba |  Tunisia |
| GAF | Gafsa Airport | Tozeur | Tunisia |
| GAG | Gage Airport | Liberal | United States of America |
| GAH | Gayndah Airport | Bundaberg |  Australia |
| GAI | Montgomery County Airpark | Washington | United States of America |
| GAJ | Junmachi Airport | Yamagata |  Japan |
| GAK | Gakona Airport | Valdez | United States of America |
| GAL | Galena Airport | Galena | United States of America |
| GAM | Gambell Airport | Gambell | United States of America |
| GAN | Gan International Airport | Gan Island |  Maldives |
| GAO | Los Canos Airport | Guantanamo |  Cuba |
| GAP | Gusap Airport | Goroka |  Papua New Guinea |
| GAQ | Gao Airport | Bamako |  Mali |
| GAR | Garaina Airport | Lae | Papua New Guinea |
| GAS | Garissa Airport | Meru |  Kenya |
| GAT | Tallard Airport | Valence |  France |
| GAU | Borjhar Airport | Guwahati |  India |
| GAV | Gag Island Airport | Sorong |  Indonesia |
| GAW | Gangaw Airport | Kalemyo |  Myanmar |
| GAX | Gamba Airport | Libreville |  Gabon |
| GAY | Gaya Airport | Gaya | India |
| GAZ | Guasopa Airport | Alotau | Papua New Guinea |
| GBA | Cotswold / Kemble Airport | Bath |  United Kingdom of Great Britain and Northern Ireland |
| GBB | Qabala International Airport | Gabala |  Azerbaijan |
| GBC | Gasuke Airport | Tabubil | Papua New Guinea |
| GBD | Great Bend Airport | Hays | United States of America |
| GBE | Sir Seretse Khama International Airport | Gaborone |  Botswana |
| GBF | Negarbo Airport | Mount Hagen | Papua New Guinea |
| GBG | Galesburg Airport | Moline | United States of America |
| GBH | Galbraith Lake Airport | Prudhoe Bay/Deadhorse | United States of America |
| GBI | Auxiliary Airfield Airport | Freeport |  Bahamas |
| GBJ | Les Bases Airport | Abymes |  Guadeloupe |
| GBK | Gbangbatok Airport | Freetown |  Sierra Leone |
| GBL | Goulburn Island Airport | Maningrida | Australia |
| GBM | Garbaharey Airport | Mogadishu |  Somalia |
| GBN | San Giovanni Rotondo | Bari |  Italy |
| GBO | Baltimore Greenbelt T Airport | Baltimore | United States of America |
| GBP | Gamboola Airport | Cooktown | Australia |
| GBQ | Muharraq | Bahrain |  Bahrain |
| GBR | Walter J. Koladza Airport | Albany | United States of America |
| GBS | Port Fitzroy Airport | Auckland |  New Zealand |
| GBT | Gorgan Airport | Gorgon |  Iran (Islamic Republic of) |
| GBU | Khashm El Girba Airport | Kassala |  Sudan |
| GBV | Gibb River Airport | Kununurra | Australia |
| GBZ | Great Barrier Island Airport | Auckland | New Zealand |
| GCA | Guacamaya Airport | Neiva | Colombia |
| GCC | Campbell County Airport | Gillette | United States of America |
| GCH | Gachsaran Airport | Bushehr | Iran (Islamic Republic of) |
| GCI | Guernsey International Airport | Guernsey |  Guernsey |
| GCJ | Grand Central Airport | Sun City |  South Africa |
| GCK | Garden City Municipal Airport | Garden City | United States of America |
| GCM | Owen Roberts International Airport | Grand Cayman Island |  Cayman Islands |
| GCN | Grand Canyon National Park Airport | Flagstaff | United States of America |
| GCV | Gravatai Airport | Porto Alegre |  Brazil |
| GCY | Greeneville–Greene County Municipal Airport | Bristol, VA/Johnson City/Kingsport | United States of America |
| GDA | Gounda Airport | Bangui |  Central African Republic |
| GDC | Donaldson Center | Greenville | United States of America |
| GDD | Gordon Downs Airport | Kununurra | Australia |
| GDE | Gode/Iddidole Airport | Gode/Iddidole |  Ethiopia |
| GDG | Magdagachi Airport | Tynda |  Russian Federation |
| GDH | Golden Horn Lodge SPB Airport | Dillingham | United States of America |
| GDI | Gordil Airport | Bangui | Central African Republic |
| GDJ | Gandajika Airport | Lubumbashi |  Congo (Democratic Republic of the) |
| GDL | Don Miguel Hidalgo y Costilla International Airpor | Guadalajara |  Mexico |
| GDM | Gardner Municipal Airport | Worcester | United States of America |
| GDN | Lech Walesa Airport | Gdansk |  Poland |
| GDO | Guasdualito Airport (Vare Maria) | La Fria |  Venezuela (Bolivarian Republic of) |
| GDP | Guadalupe Airport | Teresina | Brazil |
| GDQ | Gondar Airport | Gondar | Ethiopia |
| GDT | Grand Turk Island Airport | Providenciales |  Turks and Caicos Islands |
| GDV | Dawson Community Airport | Glendive | United States of America |
| GDW | Gladwin Airport | Saginaw | United States of America |
| GDX | Magadan Airport | Magadan | Russian Federation |
| GDZ | Gelendzik Airport | Gelendzik | Russian Federation |
| GEA | Magenta | Noumea |  New Caledonia |
| GEB | Gebe Airport | Sorong | Indonesia |
| GEC | Gecitkale Airport | Ercan |  Cyprus |
| GED | Delaware Coastal Airport | Salisbury-Ocean City | United States of America |
| GEE | George Town Airport | Devonport | Australia |
| GEF | Geva Airstrip | Gizo |  Solomon Islands |
| GEG | Spokane International Airport | Spokane | United States of America |
| GEI | Green Islands Airport | Rabaul | Papua New Guinea |
| GEK | Ganes Creek Airport | Tatalina | United States of America |
| GEL | Sepe Tiaraju Airport | Santa Maria | Brazil |
| GEN | Oslo - Gardermoen Airport | Puente Genil |  Norway |
| GEO | Cheddi Jagan International Airport | Georgetown |  Guyana |
| GER | Rafael Cabrera Airport | Nueva Gerona | Cuba |
| GES | General Santos International Airport | General Santos City |  Philippines |
| GET | Geraldton Airport | Geraldton | Australia |
| GEU | Glendale Municipal Airport | Phoenix | United States of America |
| GEV | Gallivare Airport | Gallivare |  Sweden |
| GEW | Gewoia Airport | Popondetta | Papua New Guinea |
| GEY | South Big Horn County Airport | Cody | United States of America |
| GFA | Malmstrom AFB | Great Falls | United States of America |
| GFB | Togiak Fish Airport | Platinum | United States of America |
| GFD | Pope Vintage Airport | Indianapolis | United States of America |
| GFE | Grenfell Airport | Parkes | Australia |
| GFF | Griffith Airport | Griffith | Australia |
| GFK | Grand Forks International Airport | Grand Forks | United States of America |
| GFL | Floyd Bennett Memorial Airport | Rutland | United States of America |
| GFN | Grafton Airport | Grafton | Australia |
| GFO | Bartica Airport | Georgetown | Guyana |
| GFR | Granville–Mont-Saint-Michel Aerodrome | Dinard | France |
| GFY | Grootfontein Airport | Ondangwa |  Namibia |
| GGC | Lumbala Airport | Lubango |  Angola |
| GGD | Gregory Downs Airport | Doomadgee | Australia |
| GGE | Georgetown County Airport | Myrtle Beach | United States of America |
| GGG | East Texas Regional Airport | Longview | United States of America |
| GGL | Gilgal Airport | Apartado | Colombia |
| GGN | Gagnoa Airport | Abidjan |  Cote d'Ivoire |
| GGO | Guiglo Airport | Korhogo | Cote d'Ivoire |
| GGR | Garoe Airport | Hargeisa | Somalia |
| GGS | Gobernador Gregores Airport | El Calafate |  Argentina |
| GGT | Exuma International Airport | George Town | Australia |
| GGW | Glasgow Valley County International Airport / Woka | Glasgow | United States of America |
| GHA | Noumerate Airport | Ghardaia |  Algeria |
| GHB | Governors Harbour Airport | Governor's Harbour | Bahamas |
| GHC | Great Harbour | Nassau | Bahamas |
| GHD | Ghimbi Airport | Gambela | Ethiopia |
| GHE | Garachine Airport | Jaque |  Panama |
| GHF | Giebelstadt Airport | Nuremberg |  Germany |
| GHK | Gahcho Kue Aerodrome | Fort Smith |  Canada |
| GHM | Centerville Municipal Airport | Nashville | United States of America |
| GHN | Guanghan Airport | Chengdu |  China |
| GHT | Ghat Airport | Tripoli |  Libya |
| GHU | Gualeguaychu Airport | Buenos Aires | Argentina |
| GIB | North Front Airport | Gibraltar |  Gibraltar |
| GIC | Boigu Island Airport | Horn Island | Australia |
| GID | Gitega Airport | Bujumbura |  Burundi |
| GIF | Gilbert Field Airport | Orlando | United States of America |
| GIG | Galeao Antonio Carlos Jobim Airport | Rio De Janeiro | Brazil |
| GII | Siguiri Airport | Conakry |  Guinea |
| GIL | Gilgit Airport | Gilgit |  Pakistan |
| GIM | Miele Mimbale Airport | Libreville | Gabon |
| GIR | Girardot Airport | Ibague | Colombia |
| GIS | Gisborne Airport | Gisborne | New Zealand |
| GIT | Geita Airport | Mwanza |  Tanzania |
| GIU | Sigiriya Slaf Base Airport | Sigiriya |  Sri Lanka |
| GIY | Giyani Airport | Phalaborwa | South Africa |
| GIZ | Jazan Airport | Jazan |  Saudi Arabia |
| GJA | Guanaja Airport | Roatan | Honduras |
| GJL | Jijel Airport | Jijel | Algeria |
| GJM | Guajara-Mirim Airport | Porto Velho | Brazil |
| GJR | Gjogur Airport | Isafjordur |  Iceland |
| GJT | Walker Field Airport | Grand Junction | United States of America |
| GKA | Goroka Airport | Goroka | Papua New Guinea |
| GKE | Geilenkirchen Airport | Aachen | Germany |
| GKH | Palungtar Airport / Gorkha | Pokhara |  Nepal |
| GKL | Great Keppel Island Airport | Rockhampton | Australia |
| GKN | Gulkana Airport | Valdez | United States of America |
| GKO | Kongo Boumba Airport | Libreville | Gabon |
| GKT | Gatlinburg Airport | Knoxville | United States of America |
| GLA | Glasgow International Airport | Glasgow | United States of America |
| GLC | Geladi Airport | Gode/Iddidole | Ethiopia |
| GLD | Renner Field Airport | McCook | United States of America |
| GLE | Gainesville Municipal Airport | Dallas | United States of America |
| GLF | Golfito Airport | Golfito |  Costa Rica |
| GLG | Glengyle Airport | Winton | Australia |
| GLH | Mid-Delta Regional Airport | Greenville | United States of America |
| GLI | Glen Innes Airport | Armidale | Australia |
| GLK | Galcaio Airport | Hargeisa | Somalia |
| GLL | Klanten Airport | Notodden | Norway |
| GLM | Glenormiston Airport | Mount Isa | Australia |
| GLN | Goulimime Airport | Goulimime |  Morocco |
| GLO | Gloucestershire Airport | Bath | United Kingdom of Great Britain and Northern Ireland |
| GLP | Gulgubip Airport | Tabubil | Papua New Guinea |
| GLQ | Glennallen Airport | Valdez | United States of America |
| GLR | Otsego County Airport | Pellston | United States of America |
| GLS | Scholes Field Airport | Houston | United States of America |
| GLT | Gladstone Airport | Gladstone | Australia |
| GLV | Golovin Airport | Golovin | United States of America |
| GLW | Glasgow Municipal Airport | Nashville | United States of America |
| GLX | Galela Airport | Ternate | Indonesia |
| GLY | Goldsworthy Airport | Port Hedland | Australia |
| GLZ | Gilze-Rijen Airport | Eindhoven |  Netherlands |
| GMA | Gemena Airport | Kisangani | Congo (Democratic Republic of the) |
| GMB | Gambela Airport | Gambela | Ethiopia |
| GMC | Guerima Airport | El Yopal | Colombia |
| GME | Gomel Airport | Gomel |  Belarus |
| GMI | Gasmata Island Airport | Hoskins | Papua New Guinea |
| GMM | Gamboma Airport | Brazzaville |  Congo |
| GMN | Greymouth Airport | Hokitika | New Zealand |
| GMP | Gimpo International Airport | Seoul |  Korea (Republic of) |
| GMR | Gambier Island Airport | Kauehi |  French Polynesia |
| GMS | Guimaraes Airport | Sao Luiz | Brazil |
| GMT | Granite Mountain | Gunnison | United States of America |
| GMU | Greenville Downtown | Greenville | United States of America |
| GMV | Monument Valley | Page | United States of America |
| GMY | Rheindahlen Airport | Dusseldorf | Germany |
| GMZ | La Gomera | San Sebastian de la Gomera |  Spain |
| GNA | Grodna Airport | Grodno | Belarus |
| GNB | Grenoble-isere Airport (St Geoirs) | Lyon | France |
| GND | Point Salines International Airport | St. George's |  Grenada |
| GNE | Ghent Airport | Brussels |  Belgium |
| GNG | Gooding Airport | Twin Falls | United States of America |
| GNI | Green Island Airport | Taitung City |  Taiwan, Province of China |
| GNM | Guanambi Airport | Vitoria Da Conquista | Brazil |
| GNN | Ghinnir Airport | Addis Ababa | Ethiopia |
| GNR | General Roca Airport | Neuquen | Argentina |
| GNS | Binaka Airport | Gunungsitoli | Indonesia |
| GNT | Grants-Milan Municipal Airport | Albuquerque | United States of America |
| GNU | Goodnews Bay Airport | Platinum | United States of America |
| GNV | Gainesville Regional Airport | Gainesville | United States of America |
| GNY | Sanlıurfa GAP Airport | Golgen |  Turkey |
| GNZ | Ghanzi Airport | Maun | Botswana |
| GOA | Cristoforo Colombo Airport | Genoa | Italy |
| GOB | Robe / Goba Airport | Addis Ababa | Ethiopia |
| GOC | Gora Airport | Popondetta | Papua New Guinea |
| GOE | Gonalia Airport | Hoskins | Papua New Guinea |
| GOG | Gobabis Airport | Windhoek | Namibia |
| GOH | Nuuk Airport | Nuuk |  Greenland |
| GOI | Dabolim Airport | Goa | India |
| GOJ | Nizhniy Novgorod Airport/Strigino | Nizhniy Novgorod | Russian Federation |
| GOK | Guthrie Airport | Oklahoma City | United States of America |
| GOL | Gold Beach Municipal Airport (FAA: 4S1) | Crescent City | United States of America |
| GOM | Goma Airport | Goma | Congo (Democratic Republic of the) |
| GON | New London Airport | Providence | United States of America |
| GOO | Goondiwindi Airport | Moree | Australia |
| GOP | Gorakhpur Airport | Gorakhpur | India |
| GOQ | Golmud Airport | Golmud | China |
| GOR | Gore Airport | Gambela | Ethiopia |
| GOS | Gosford Airport | Sydney | Australia |
| GOT | Goteborg Landvetter Airport | Gothenburg | Sweden |
| GOU | Garoua Airport | Garoua |  Cameroon |
| GOV | Nhulunbuy Airport | Gove | Australia |
| GOY | Amparai Airport | Kandy | Sri Lanka |
| GOZ | Gorna Oriahovitsa Airport | Plovdiv |  Bulgaria |
| GPA | Araxos Airport | Patras |  Greece |
| GPB | Tancredo Thomaz Faria Airport | Ponta Grossa | Brazil |
| GPI | Guapi Airport | Guapi | Colombia |
| GPL | Guapiles Airport | San Jose | Costa Rica |
| GPN | Garden Point Airport | Darwin | Australia |
| GPO | General Pico Airport | Santa Rosa | Argentina |
| GPS | Baltra Airport | Galapagos Islands |  Ecuador |
| GPT | Gulfport-Biloxi International Airport | Gulfport | United States of America |
| GPZ | Grand Rapids–Itasca County Airport (Gordon Newstro | Hibbing | United States of America |
| GQQ | Galion Airport | Columbus | United States of America |
| GRA | Gamarra Airport | Cucuta | Colombia |
| GRB | Austin-straubel Field Airport | Green Bay | United States of America |
| GRC | Grand Cess Airport | Monrovia |  Liberia |
| GRD | Greenwood County Airport | Greenville | United States of America |
| GRE | Municipal Airport | Saint Louis | United States of America |
| GRF | Gray Army Airfield | Seattle | United States of America |
| GRG | Gardez Airport | Kabul |  Afghanistan |
| GRH | Garuahi Airport | Alotau | Papua New Guinea |
| GRI | Grand Island Airport | Grand Island | United States of America |
| GRJ | George Airport | George | South Africa |
| GRK | Killeen–Fort Hood Regional Airport / Robert Gray Army Airfield | Killeen | United States of America |
| GRL | Garasa Airport | Popondetta | Papua New Guinea |
| GRM | Devils Track Airport | Ironwood | United States of America |
| GRN | Gordon Airport | Chadron | United States of America |
| GRO | Girona-Costa Brava Airport | Girona | Spain |
| GRP | Com Jacinto N da Silva | Palmas | Brazil |
| GRQ | Eelde Airport | Groningen | Netherlands |
| GRR | Gerald R. Ford International Airport | Grand Rapids | United States of America |
| GRS | Baccarini Airport | Elba Island | Italy |
| GRT | Gujrat Airport | Sialkot | Pakistan |
| GRU | Sao Paulo–Guarulhos International Airport | Sao Paulo | Brazil |
| GRV | Groznyj Airport | Groznyy | Russian Federation |
| GRW | Graciosa Island Airport | Graciosa Island (Azores) |  Portugal |
| GRX | Granada Airport | Granada | Spain |
| GRY | Grimsey Airport | Akureyri | Iceland |
| GRZ | Thalerhof Airport | Graz |  Austria |
| GSA | Long Pasia Airport | Lawas |  Malaysia |
| GSB | Seymour Johnson AFB | Richlands | United States of America |
| GSC | Gascoyne Junction Airport | Carnarvon | Australia |
| GSE | Gothenburg City Airport | Gothenburg | Sweden |
| GSH | Goshen Airport | South Bend | United States of America |
| GSI | Grand-Santi Airport | Cayenne |  French Guiana |
| GSL | Taltheilei Narrows Airport | Mirnyj | Canada |
| GSM | Gheshm | Qeshm Island | Iran (Islamic Republic of) |
| GSN | Mount Gunson Airport | Olympic Dam | Australia |
| GSO | Piedmont Triad International Airport | Greensboro/High Point | United States of America |
| GSP | Greenville Spartanburg International Airport | Greenville | United States of America |
| GSQ | Shark Elowainat Airport | Sohag |  Egypt |
| GSR | Gardo Airport | Hargeisa | Somalia |
| GSS | Sabi Sabi Airport | Nelspruit | South Africa |
| GST | Gustavus Airport | Gustavus | United States of America |
| GSU | Gedaref Airport | Kassala | Sudan |
| GSY | Binbrook Airport | Humberside | United Kingdom of Great Britain and Northern Ireland |
| GTA | Gatokae Aerodrom Airport | Sege | Solomon Islands |
| GTB | Genting | Kuala Lumpur | Malaysia |
| GTC | Green Turtle Airport | Treasure Cay | Bahamas |
| GTE | Alyangula Airport | Groote Island | Australia |
| GTF | Great Falls International Airport | Great Falls | United States of America |
| GTG | Grantsburg Municipal Airport | Minneapolis | United States of America |
| GTI | Rügen Airport / Bergen Airfield / Güttin Airfiel | Neubrandenburg | Germany |
| GTK | Sungei Tekai Airport | Malacca | Malaysia |
| GTN | Glentanner | Timaru | New Zealand |
| GTO | Tolotio Airport | Gorontalo | Indonesia |
| GTR | Golden Triangle Regional Airport | Columbus | United States of America |
| GTS | Granites Airport | Coober Pedy | Australia |
| GTT | Georgetown Airport | Normanton | Australia |
| GTW | Holesov Airport | Ostrava |  Czechia |
| GTY | Gettysburg Regional Airport | Hagerstown | United States of America |
| GUA | La Aurora Airport | Guatemala City |  Guatemala |
| GUB | Guerrero Negro Airport | Hermosillo | Mexico |
| GUC | Gunnison Airport | Gunnison | United States of America |
| GUD | Goundam Airport | Bamako | Mali |
| GUE | Guriaso Airport | Vanimo | Papua New Guinea |
| GUF | Edwards Airport | Pensacola | United States of America |
| GUG | Guari Airport | Port Moresby | Papua New Guinea |
| GUH | Gunnedah Airport | Tamworth | Australia |
| GUI | Guiria Airport | Maturin | Venezuela (Bolivarian Republic of) |
| GUJ | Guaratingueta Airport | Varginha | Brazil |
| GUL | Goulburn Airport | Canberra | Australia |
| GUM | Antonio B. Won Pat International Airport (Guam Int | Guam |  Guam |
| GUO | Gualaco Airport | La Ceiba | Honduras |
| GUP | Senator Clark Airport | Farmington | United States of America |
| GUQ | Guanare Airport | Barquisimeto | Venezuela (Bolivarian Republic of) |
| GUR | Gurney Airport | Alotau | Papua New Guinea |
| GUT | Guetersloh Airport | Paderborn | Germany |
| GUU | Grundarfjordur Airport | Isafjordur | Iceland |
| GUV | Mougulu Airport | Tari | Papua New Guinea |
| GUW | Atyrau International Airport | Atyrau |  Kazakhstan |
| GUX | Guna Airport | Bhopal | India |
| GUY | Guymon Airport | Liberal | United States of America |
| GUZ | Guarapari Airport | Vitoria | Brazil |
| GVA | Geneve-cointrin Airport | Geneva |  Switzerland |
| GVE | Gordonsville Municipal Airport | Charlottesville | United States of America |
| GVI | Green River Airport | Vanimo | Papua New Guinea |
| GVL | Lee Gilmer Memorial Airport | Atlanta | United States of America |
| GVN | Soviet Haven-May-Gatka | | Russian Federation |
| GVP | Greenvale Airport | Townsville | Australia |
| GVR | Governador Valadares Airport | Governador Valadares | Brazil |
| GVT | Majors Field Airport | Dallas | United States of America |
| GVW | Richards-Gebaur Airport | Kansas City | United States of America |
| GVX | Sandviken Airport | Gavle | Sweden |
| GWA | Gwa Airport | Thandwe | Myanmar |
| GWD | Gwadar Airport | Gwadar | Pakistan |
| GWE | Gweru Airport | Bulawayo |  Zimbabwe |
| GWL | Gwalior Airport | Gwalior | India |
| GWN | Gnarowein Airport | Lae | Papua New Guinea |
| GWO | Leflore Airport | Greenville | United States of America |
| GWS | Glenwood Springs Airport | Aspen | United States of America |
| GWT | Westerland - Sylt Airport | Westerland | Germany |
| GWV | Glendale Fokker Field | Clarksburg | United States of America |
| GWW | Raf Gatow | Berlin | Germany |
| GWY | Carnmore Airport | Shannon |  Ireland |
| GXF | Seiyun Airport | Sana'a |  Yemen |
| GXG | Negage Airport | Luanda | Angola |
| GXH | Gannan Xiahe Airport | Lanzhou | China |
| GXQ | Ten. Vidal Airport | Balmaceda |  Chile |
| GXX | Yagoua Airport | Garoua | Cameroon |
| GXY | Greeley–Weld County Airport | Denver | United States of America |
| GYA | Guayaramerin Airport | Guayaramerin |  Bolivia (Plurinational State of) |
| GYD | Heydar Aliyev International (Bina International) A | Baku | Azerbaijan |
| GYE | Jose Joaquin De Olmedo Airport | Guayaquil | Ecuador |
| GYI | Gisenyi Airport | Kigali |  Rwanda |
| GYL | Argyle Airport | Kununurra | Australia |
| GYM | Gen Jose M Yanez Airport | Hermosillo | Mexico |
| GYN | Santa Genoveva Airport | Goiania | Brazil |
| GYP | Gympie Airport | Sunshine Coast | Australia |
| GYR | Phoenix Goodyear Airport | Phoenix | United States of America |
| GYS | Guangyuan Panlong Airport | Guang Yuan | China |
| GYY | Gary/Chicago International Airport | Chicago | United States of America |
| GZA | Gaza - Yaser Arafat International Airport | Tel Aviv-Yafo |  Palestine, State of |
| GZI | Ghazni Airport | Kabul | Afghanistan |
| GZM | Gozo Heliport | Malta |  Malta |
| GZO | Gizo Airport | Gizo | Solomon Islands |
| GZP | Gazipasa–Alanya Airport | Gazipasa | Turkey |
| GZT | Gaziantep Airport | Gaziantep | Turkey |
| GZW | Ghazvin Airport | Rasht | Iran (Islamic Republic of) |