| Known As / Full Name |
URL |
| IACA / International Air Carrier Association (IACA) | www.iaca.be |
| IAMC / M/S IAMC (Pvt) Ltd. | www.iamc.com.pk |
| IAS Itzehoer Airservice / IAS Itzehoer Airservice GmbH | www.d-funk.de |
| IAS Medical / IAS Medical Ltd | www.iasmedical.com |
| IASCO Flight Training / IASCO Flight Training | www.iasco.com |
| IBC Airways / IBC Airways, Inc. | www.ibcairways.com |
| Iberia / Iberia - Lineas Aereas de Espana | www.iberia.com |
| Iberia Express / Compania Operadora de Corto y Medio Radio Iberia Express, S.A.U | www.iberiaexpress.com |
| iberojet / Orbest Airlines, S.L. d/b/a iberojet | www.iberojet.com |
| iberojet / Evelop Airlines S.L. d/b/a iberojet | www.iberojet.com |
| Ibertour Servicios Aereos / Ibertour Servicios Aereos S.L.U. | www.ibertour.com |
| Ibertrans Aerea / Ibertrans Aerea, S.L. | www.ibertrans.net |
| Ibex Air Charter / Ibex Air Charter S.A.R.L. | ibexaircharter.com |
| Ibex Air Charter / Ibex Air Charter | ibexaircharter.com |
| Ibex Airlines / Ibex Airlines Co., Ltd | www.ibexair.co.jp |
| Ibex-U.L. / IBEX – Usługi Lotnicze Sp. z o.o | ibex-ul.pl |
| Ibom Airlines / Ibom Airlines Limited | www.ibomair.com |
| IBP Aircraft / IBP Aircraft Ltd. | www.ibpaircraft.com |
| IBS Software Services Americas / IBS Software Services Americas, Inc | www.ibsplc.com |
| Icaro Servicios Aereos / Icaro Servicios Aereos, S.L. | www.icaroaviation.com |
| Icejet / Icejet | www.icejet.is |
| Icelandair / Icelandair | www.icelandair.is |
| Iconair / Iconair (Pvt) Ltd. | www.flyiconair.com |
| ICS-Aero / ICS-Aero SM S.r.l. | www.ics-aero.com |
| IFA - Instituto de Formacao Aeronautica / IFA - Instituto de Formacao Aeronautica | www.ifajet-training.com |
| IFL Group / IFL Group, Inc. | www.iflgroup.com |
| IFL Group / Gulf and Caribbean Cargo, Inc. d/b/a IFL Group | www.iflgroup.com |
| iFly / iFly S.A. | www.ifly.gr |
| i-FLY AiR / I fly Air Solutions Limited t/a i-FLY AiR | ifly.co.ke |
| iFly Airlines / The Airline iFly | iflyltd.ru |
| IKI International Airlines / IKI International Airlines | www.iki-air.co.jp |
| Il Ciocco International Travel Service / Il Ciocco International Travel Service Srl | www.ciaofly.com/En/english.html |
| IL-Avia / IL-Avia | www.ilavia.ru |
| Ilerdair / Ilerdair, S.L. | www.ilerdair.com |
| Iliamna Air Taxi / Iliamna Air Taxi, Inc. | www.iliamnaair.com |
| Illinois Department of Transportation / Illinois Department of Transportation | www.dot.state.il.us |
| Image Air Charter / Image Air Charter Ltd | www.imageaircharter.com |
| Imagine Air Jet Services / Imagine Air Jet Services, LLC | www.flyimagineair.com |
| IMD Airways / IMD Airways, S.L. | www.imdairways.com |
| Imperial Jet / Imperial Jet | www.imperial-jet.com |
| Imperialjet Europe / Imperialjet Europe GmbH | www.i-jet.com |
| INAC - Instituto Nacional de Aviacao Civil / INAC - Instituto Nacional de Aviacao Civil | www.inac.pt |
| INAER Euskadi / INAER Euskadi, S.A. | www.inaer.com |
| INAER Helicopteros Off-Shore / INAER Helicopteros Off-Shore, S.A. | www.inaer.com |
| Indiana State University / Indiana State University | www.indstate.edu |
| IndiaOne Air / GSEC Monarch and Deccan Aviation Private Limited d/b/a IndiaOne Air | www.indiaoneair.com |
| IndiGo / Interglobe Aviation Ltd. d/b/a Indigo | www.goindigo.in |
| Indonesia Air Transport / PT. Indonesia Air Transport. Tbk | www.indonesia-air.com |
| Indonesia AirAsia / PT. Indonesia AirAsia | www.airasia.com |
| Industrias Titan / Industrias Titan, S.A. | www.titanlux.es |
| INFINI Travel Information / INFINI Travel Information, Inc. | www.infini-trvl.co.jp |
| Infinity Airlines / Infinity Asia Co., Ltd | infinityasiaairlines.com |
| Infinity Flight Group / Infinity Flight Group | infinityflightgroup.com |
| Initium Aviation / Initium Aviation | www.initium-aviation.com |
| Inland Aviation Services / Inland Aviation Services, Inc. | www.inlandaviation.com |
| innoAviation / innoAviation Limited | http://www.inno-aviation.com |
| Institute of Aviation at Parkland College / Institute of Aviation at Parkland College | www.parkland.edu/Main/Academics/Departments/Aviation |
| iNTAIRLINE / iNTAIRLINE | www.intairline.fr |
| Integra Jet / Integra Jet, LLC | www.flyintegra.com |
| InteliSys Aviation Systems / InteliSys Aviation Systems (2013) Inc | www.intelisysaviation.com |
| InterCaribbean Airways / InterCaribbean Airways | intercaribbean.com |
| Interjet / Interjet | www.interjet.gr |
| Interjet Helicopters / Interjet Helicopters | www.interjet.gr |
| Intermodalidad de Levante S.A. / Intermodalidad de Levante S.A. | www.ilsarail.eu |
| International Air Services / International Air Services Company (IASCO, Inc.) | www.internationalair.net |
| International Air Transport Association - IATA / International Air Transport Association | www.iata.org |
| International Air Transport Association - IATA / International Air Transport Association | www.iata.org |
| International Air Transport Association - IATA / International Air Transport Association | www.iata.org |
| International Airline Training Academy / International Airline Training Academy | fly-iata.com |
| International Federation of Red Cross And Red Crescent Societies (IFRC) / International Federation of Red Cross And Red Crescent Societies (IFRC) | www.ifrc.org |
| International Flight Resources / International Flight Resources, LLC | www.2ifr.com |
| International Jet Aviation Services / International Jet Aviation Services | www.internationaljet.com |
| International Jet Management / International Jet Management GmbH | www.ijm.at |
| International Jetclub / International Jetclub | www.jetclub.com |
| International Trip Planning Services / International Trip Planning Services, LLC | www.itpops.com |
| IPS Airways / IPS Airways Limited | www.ipsairways.co.uk |
| IrAero / Closed Joint Stock Company IrAero | www.iraero.su |
| Iran Air / Iran Air - The Airline of Islamic Republic of Iran | www.iranair.com |
| Iran Airtour Airline / Iran Airtour Airline | www.iranairtour.ir |
| Iran Aseman Airline / Iran Aseman Airline | www.iaa.ir |
| Iran Helicopter Company / Iran Helicopter Company | www.ihc.me |
| Iraqi Airways / Iraqi Airways | www.iq-airways.com |
| Irish Air Corps / Irish Air Corps | www.military.ie/air-corps/ |
| Irish Helicopters / Irish Helicopters | www.iol.ie/irishhelicopter/ |
| Irving Oil Transport / Irving Oil Transport Ltd. | www.irvingoil.com |
| Island Air Express / Scott Air, LLC d/b/a Island Air Express | www.islandairx.com |
| Island Air Express / Island Air Express | islandairx.com |
| Island Aviation / Island Aviation, Inc. | islandaviation.com.ph |
| Island Helicopters / Island Helicopters, Inc. | www.islandhelicopters.com |
| Island Tyme / Tab Associates, Inc. d/b/a Island Tyme | www.islandtyme.com |
| Island Wings / Island Wings Limited | www.islandwingscharter.com |
| Isles of Scilly Skybus / Isles of Scilly Skybus Ltd. | www.islesofscilly-travel.co.uk/skybus/ |
| Israir Airlines / Israir Airlines and Tourism Ltd. | www.israir.co.il |
| Istithmar World Aviation / Istithmar World Aviation | www.istithmarworld.com |
| ITA Airways / Italia Transporto Aereo S.p.A. d/b/a ITA S.p.A | www.itaspa.com |
| ITA Software / ITA Software, Inc. | www.itasoftware.com |
| Italfly / Italfly S.r.l. | www.italfly.com |
| iXAir / iXAir Business Jets | www.ixair.com |
| Izhavia / Izhavia Public Stock Company | izhavia.su |