| Known As / Full Name |
URL |
| D.E.T.A. Air / D.E.T.A. Air JSC | www.deta.kz |
| Daallo Airlines / Daallo Airlines | www.daallo.com |
| DAC Aviation / DAC Aviation (EC) Ltd. | dacaviation.com |
| Daedalos Flugbetriebs / Daedalos Flugbetriebs GmbH | www.daedalos.at |
| Dakota National Air / Dakota National Air | www.dakota-air.com |
| Dalian Airlines / Dalian Airlines Co., Ltd. | www.dalianair-china.com |
| Damal Airlines / Damal Airlines | www.damalair.co.ae |
| Dana Airlines / Dana Airlines Ltd. | www.flydanaair.com |
| Dana Executive Jets / Dana Executive Jets | www.danajets.com |
| Danish Air Transport / Danish Air Transport | www.dat.dk |
| DAP Helicopteros / DAP Helicopteros Ltda. | www.daphelicopteros.cl |
| Darwin travel Technology / Darwin travel Technology, Inc. | darwin.aero |
| DAS Nordisk / DAS Nordisk Ltd. | www.dasnordisk.com |
| Dasab Airlines / Dasab Airlines | www.dasabairlines.com |
| Dasnair / Dasnair SA | www.dasnair.ch |
| Dassault Aviation / Dassault Aviation | www.dassault-aviation.com |
| Dassault Falcon Service / Dassault Falcon Service | www.dassaultfalcon.com |
| DAT / JSC DAT LT d/b/a DAT | www.dot.lt |
| DC Aviation / DC Aviation GmbH | www.dc-aviation.com |
| DC Aviation / DC Aviation GmbH | www.dc-aviation.com |
| DC Aviation (Malta) / DC Aviation (Malta) Limited | www.dc-aviation.com.mt |
| DC Aviation Al-Futtaim / DC Aviation Al-Futtaim LLC | www.dc-aviation.ae |
| De Havilland Aircraft of Canada / De Havilland Aircraft of Canada Ltd | dehavilland.com |
| DEA Aviation / DEA Aviation Ltd. | www.dea.aero |
| Deer Jet (Beijing) / Deer Jet (Beijing) Co., Ltd. | www.deerjet.com |
| Delaware Skyways / Delaware Skyways LLC | www.delawareskyways.com |
| Delta Air Lines / Delta Air Lines, Inc. | www.delta.com/ |
| Delta Express / Delta Express | www.flydlx.com |
| Delta Private Jets / Delta Private Jets | www.deltaprivatejets.com |
| Dena Airways / Dena Airways | denaairways.com |
| Deraya Air Taxi / Deraya Air Taxi PT. | www.boedihardjogroup.com/aviation/deraya.htm |
| Derazona Air Service / Derazona Air Service, PT. | www.derazona.com |
| Desert Jet / Desert Jet, LLC | www.desertjet.com |
| Deutsche Bahn / Deutsche Bahn AG | www.bahn.de |
| Devinaire / Devinaire, LLC | www.flydevinaire.com |
| DHL Aero Expreso / DHL Aero Expreso, S.A. | www.dhl.com/publish/g0/en/about/airline.low.html |
| DHL Air / DHL Air Limited | www.dhl.co.uk |
| DHL Aviation / DHL Aviation EEMEA B.S.C(c) | www.dhl.com |
| DHL de Guatemala / DHL de Guatemala, S.A. | www.dhl.com/publish/g0/en/about/airline.low.html |
| DI Air / DI Air | www.diair.net |
| Diamond Aircraft UK Ltd. / Diamond Aircraft UK Ltd. | www.diamondair.co.uk |
| Diamond Flight Academy Scandinavia / Diamond Flight Academy Scandinavia AB | www.flightacademy.se |
| Diamond Sky / Diamond Sky OU | www.diamond-sky.aero |
| Direct Aero Services / Direct Aero Services | www.aeroservices.ro |
| Directflight / Directflight Limited. | www.airtask.com/Directflight-Airtask-Group |
| Discovery Air Innovations Chile / Discovery Air Innovations Chile Ltda | www.helicopters.cl |
| Divi Divi Air / Divi Divi Air NV | www.flydivi.com |
| DJT Aviation / DJT Aviation GmbH & Co KG | www.djtaviation.com |
| Dniproavia / Public JSC "Aviation Company " Dniproavia" | dniproavia.com |
| Dokasch GmBH / Dokasch GmBH | www.dokasch.com |
| Dolphin Air / Dolphin Air | www.dolphinair.ae |
| Domergue Aviation / Domergue Aviation | www.domergue.fr |
| Domodedovo Airport Handling / Domodedovo Airport Handling, CJSC | www.domodedovo.ru |
| Donghai Airlines / Shenzhen Donghai Airlines Co. Ltd. | www.donghaiair.com |
| Dornier Aviation Nigeria Aiep / Dornier Aviation Nigeria Aiep Ltd. | www.dananig.aero |
| Dove Air / Dove Air Services Co Ltd | doveair-sd.com |
| Dragon Helicopters / Dragon Helicopters | www.dragonhelicopters.co.uk/ |
| DragonFly Executive Air Charter / DragonFly Executive Air Charter | www.dragonflyac.com |
| Dream Flyers Training Center / Dream Flyers Training Center | pilots.dflyers.com |
| Dreamline Aviation / Dreamline Aviation, LLC | www.dreamlineaviation.com |
| Dreamshore Aero / Dreamshore Aero | dreamshoreaero.com |
| DRF - Stiftung Luftrettung Gemeinnuetzige AG / DRF - Stiftung Luftrettung Gemeinnuetzige AG | www.drf.de |
| Druk Air Corporation / Druk Air Corporation Ltd. | www.drukair.com.bt |
| Dumont Aviation / Dumont Aircraft Charter, LLC d/b/a Dumont Aviation | www.dumontde.com |
| DXC Technology Services / DXC Technology Services LLC | www.dxc.technology |
| Dynamic Air / Dynamic Air, S.L. | www.dynamicair.es |
