Redigerer IATA-flyselskapskode (avsnitt)

===G===
<!-- when adding a IATA code to the list, please make sure that under the disambiguation page corresponding to the IATA code, the airline is listed! -->
* G0 – [[Ghana International Airlines]]
* G1 – [[Gorkha Airlines]] (Nepal)
* G2 – [[Dobrolet Airlines]] (Russland)
* G2 – [[Avirex (airline)|Avirex]] (Gabon)
* G3 – [[Gol Transportes Aéreos]] (Brasil)
* G3 – [[City Connexion Airlines]] (Burundi)
* G4 – [[Allegiant Air]] (USA)
* G6 – [[Guine Bissau Airlines]]
* G7 – [[Gandalf Airlines]] (Italia) ''ikke lenger operativt''
* G8 – [[Air Service Gabon]]
* G8 – [[Enkor]] (Russland)
* G8 – [[Gujarat Airways]] (India) ''ikke lenger operativt''
* G9 – [[Air Arabia]] (Spania)
* GA – [[Garuda Indonesia]]
* GB – [[ABX Air]] (USA)
* GC – [[Gambia International Airlines]]
* GD – [[Air Alpha Greenland]]
* GE – [[TransAsia Airways]] (Taiwan)
* GF – [[Gulf Air]] (Bahrain, Oman)
* GG – [[Air Comores International]] (Komorene)
* GG – [[Air Guyane]] (Fransk Guyana)
* GG – [[Cargo 360]] (USA)
* GH – [[Ghana Airways]] ''ikke lenger operativt''
* GI – [[Itek Air]] (Kirgisistan)
* GJ – [[Eurofly]] (Italia)
* GJ – [[Mexicargo]] (Mexico)
* GK – [[Go One Airways]] (Storbritannia)
* GL – [[Air Greenland]]
* GL – [[Miami Air International]] (USA)
* GM – [[Air Slovakia]]
* GN – [[Air Gabon]] ''ikke lenger operativt''
* GO – [[Kuzu Airlines Cargo]] (Tyrkia)
* GP – [[Gestair]] (Spania)
* GP – [[Palau Trans Pacific Airlines]] (Palau)
* GQ – [[Big Sky Airlines]] (USA)
* GR – [[Aurigny Air Services]] (Storbritannia)
* GR – [[Gemini Air Cargo]] (USA)
* GS – [[Air Foyle]] (Storbritannia)
* GS – [[Grant Aviation]] (USA)
* GT – [[GB Airways]] (Storbritannia)
* GV – [[Aero Flight]] (Tyskland) ''ikke lenger operativt''
* GW – [[Golden West Airlines]] (USA) ''ikke lenger operativt''
* GW – [[Kuban Airlines]] (Russland)
* GX – [[JetX Airlines]] (Island)
* GX – [[Pacificair]] (Filippinene)
* GY – [[Guyana Airways 2000]]
* GY – [[Tri-MG Intra Asia Airlines]] (Indonesia)
* GZ – [[Air Rarotonga]] (Cookøyene)