Sân bay quốc tế
| Airline Name | ICAO | IATA | Callsign | Country |
| Daallo Airlines | DAO | D3 | Djibouti | |
| Dac Air | Romania | |||
| Dalavia | KHB | H8 | Russian Federation | |
| Dallah BBJ LLC | Saudi Arabia | |||
| Damania Airways | India | |||
| Dan-Air London | DAN | DA | United Kingdom | |
| Dana Air | Nigeria | |||
| Danish Air Transport | DTR | DX | Denmark | |
| DanubeWings | Slovakia | |||
| Darwin Airline | DWT | 0D | Switzerland | |
| DAS Air | DAZ | WD | Kenya | |
| DAS Air Cargo | DSR | WD | Ghana | |
| DASA | Germany | |||
| Dasab Airlines | DSQ | Nigeria | ||
| DBA | BAG | DI | Germany | |
| De Havilland | DHC | Canada | ||
| Debonair Airways | DEB | 2G | United Kingdom | |
| Decatur Aviation | DAA | United States | ||
| Deccan Express Logistics | India | |||
| Deer Air | DER | JD | China | |
| Deer Jet | DER | China | ||
| Delsey Airlines | FVG | IV | Belgium | |
| Delta Air Lines | DAL | DL | DELTA | United States |
| Delta Air Transport | SAB | SN | Belgium | |
| Delta Connection | DCP | Z9 | Kenya | |
| Delta Connection (Comair) | COM | OH | COMAIR | United States |
| Denim Air | DNM | 3D | Netherlands | |
| Denver Jet | DJT | United States | ||
| Desert Sun Airlines | United States | |||
| DETA - Direccao de Exploacao doe Transportes Aereos | TM | Mozambique | ||
| Deutsche BA | BAG | DI | Germany | |
| DFD Deutscher Ferienflugdienst | Germany | |||
| DHL Air | DHK | United Kingdom | ||
| DHL de Guatemala | JOS | L3 | Guatemala | |
| DHL International | DHX | ES | Bahrain | |
| DHL Worldwide Express | DHL | ER | United States | |
| DiaMair S.A. | Switzerland | |||
| Diamond Aviation | SPK | United States | ||
| Diamond Sakha Airlines | DSL | Russian Federation | ||
| Diexim Expresso | Angola | |||
| Dinar Lineas Aereas | RDN | D7 | Argentina | |
| Dirgantara Air Services | DIR | AW | Indonesia | |
| Discovery Airways | DVA | United States | ||
| Discovery Aviation | Czech Republic | |||
| DLR Flugbetrieb | AOT | Germany | ||
| DLT | DLT | DW | Germany | |
| Dniproavia | UDN | Z6 | Ukraine | |
| Dodson International | South Africa | |||
| Charter | ||||
| Dolphin Air | United Arab Emirates | |||
| Dominicana | DOA | DO | Dominican Republic | |
| Domodedovo Airlines | DMO | E3 | Russian Federation | |
| DonbassAero Airline | UDC | 7D | Ukraine | |
| Donghai Airlines | EPA | J5 | DONGHAI AIR | China |
| Dornier | DOR | Germany | ||
| Dornier Aviation Nigeria Aiep | DAV | Nigeria | ||
| DOT LT | DNU | R6 | DANU | Lithuania |
| Douglas-Aero USA | United States | |||
| Dragonair | HDA | KA | DRAGON | Hong Kong |
| Druk Air - Royal Bhutan Airlines | DRK | KB | Bhutan | |
| Dubai Air Wing / Royal Flight | DUB | United Arab Emirates | ||
| Dubrovnik Airline | DBK | Croatia | ||
| Duo Airways | DUO | VB | FLY DUO | United Kingdom |
| Dutch Antilles Express | 9H | Netherlands Antilles | ||
| Dutch Caribbean Airlines (DCA) | DCE | K8 | DUTCH CARIBBEAN | Netherlands Antilles |
| Dutch Caribbean Express (DCE) | DCE | K8 | Netherlands Antilles | |
| Dutchbird | DBR | 5D | DUTCHBIRD | Netherlands |
| DutchCaribbeanExel | HXL | Netherlands Antilles |