| IBZ | LEIB | Ibiza Airport, Spain |
| | GMFI | Ifrane Airport, Morocco |
| CMW | MUCM | Ignacio Agramonte Airport see Camagüey-Ignacio Agramonte Airport, Carib,Cuba |
| IGR | SARI | Iguazu International Airport, Argentina |
| IDY | LFEY | Ile d´Yeu Airport - Grand Phare, France |
| ICN | RKSI | Incheon International see Seoul - Incheon International Airport, South Korea |
| IND | KIND | Indianapolis - Grissom Aeroplex, United States |
| IND | KIND | Indianapolis International Airport, United States |
| DEL | VIDP | Indira Gandhi Airport see Delhi - Indira Gandhi International Airport, India |
| INN | LOWI | Innsbruck Airport, Austria |
| YEV | CYEV | Inuvik Mike Zubko Airport, Canada |
| INV | EGPE | Inverness-Dalcross Airport, United Kingdom |
| IYK | KIYK | Inyokern - Kern County Airport, United States |
| IOA | LGIO | Ioannina National Airport, Greece |
| IPH | WMKI | Ipoh - Sultan Azlan Shah Airport, Malaysia |
| YFB | CYFB | Iqaluit Airport, Canada |
| IQQ | SCDA | Iquique Airport - Diego Aracena, Chile |
| IQT | SPQT | Iquitos Airport, Peru |
| NOC | EIKN | Ireland West Airport see Knock - Ireland West Airport, Ireland |
| IKT | UIII | Irkutsk Airport, Russia |
| | SCIP | Isla de Pascua Airport - Mataveri, Chile |
| ISB | OPRN | Islamabad International Airport, Pakistan |
| ILY | EGPI | Islay Airport, United Kingdom |
| SYY | EGPO | Isle of Lewis Airport see Stornoway Airport, United Kingdom |
| IOM | EGNS | Isle of Man Airport, United Kingdom |
| ISC | EGHE | Isles of Scilly-St Mary´s Airport, United Kingdom |
| IST | LTBA | Istanbul - Atatürk Airport, Turkey |
| SAW | LTFJ | Istanbul - Sabiha Gökçen International Airport, Turkey |
| ITM | RJOO | Itami Int´l Airport see Osaka - Itami International Airport, Japan |
| ITH | KITH | Ithaca - Tompkins County Airport, United States |
| IVL | EFIV | Ivalo Int´l Airport, Finland |
| BTS | LZIB | Ivanka Airport see Bratislava - M R Stefanik Airport, Slovakia |
| IFO | UKLI | Ivano Frankivsk International Airport, Ukraine |
| TNR | FMMI | Ivato Airport see Antananarivo - Ivato Airport, Madagascar |
| | MMZH | Ixtapa - Zihuatanejo International Airport, Mexico |
| ADB | LTBJ | Izmir - Adnan Menderes Airport, Turkey |
