This is a list of all airline codes . The table lists the IATA airline designators, the ICAO airline designators and the airline call signs (telephony designator). Historical assignments are also included for completeness.
| IATA | ICAO | Airline | Call sign | Country | Comments |
|---|---|---|---|---|---|
| FQA | Quikjet Cargo Airlines | QUIK LIFT | India | 2014 [1] | |
| QQE | Qatar Executive | Qatar | |||
| QNT | Qanot Sharq | QANAT SHARQ | Uzbekistan | ||
| QF | QFA | Qantas | QANTAS | Australia | |
| QF | QLK | QantasLink | QLINK | Australia | Turbo-Props |
| QF | QJE | QantasLink | QJET | Australia | Qantaslink Jet Operations |
| QAC | Qatar Air Cargo | QATAR CARGO | Qatar | ||
| QR | QTR | Qatar Airways | QATARI | Qatar | |
| QAF | Qatar Amiri Flight | AMIRI | Qatar | ||
| QSM | Qeshm Air | QESHM AIR | Iran | ||
| QW | QDA | Qingdao Airlines | SKY LEGEND | China | |
| QTX | Quantex Environmental | AIR QUANTEX | Canada | ||
| QUE | Quebec Government Air Service | QUEBEC | Canada | ||
| QNA | Queen Air | QUEEN AIR | Dominican Republic | ||
| LBQ | Quest Diagnostics | LABQUEST | United States | ||
| QAJ | Quick Air Jet Charter | DAGOBERT | Germany | ||
| QAH | Quick Airways Holland | QUICK | Netherlands | ||
| QAS | Quisqueya Airlines | QUISQUEYA | Haiti | ||
| QAQ | Qurinea Air Service | QURINEA AIR | Libya | ||
| QCC | Qwest Commuter Corporation | QWEST AIR | United States | ||
| QWA | Qwestair | Australia | |||
| QWL | Qwila Air | Q-CHARTER | South Africa |