| M | Tên hãng hàng không | Websites |
| MA | Malev | MA |
| MCK | Macair Airlines | MCK |
| MD | Air 89Madagascar | MD |
| ME | Middle East Airlines | ME |
| MF | Xiamen Airlines | MF |
| MH | Malaysian Airlines | MH |
| MHS | Air Memphis | MHS |
| MJ | Lapa | MJ |
| MK | Air Mauritius | MK |
| MO | Calm Air | MO |
| MP | Martinair | MP |
| MR | Air Mauritanie | MR |
| MS | Egyptair | MS |
| MU | China Eastern Airlines | MU |
| MV | Armenian Internat | MV |
| MX | Mexicana | MX |
| MZ | Merpati | MZ |
| M3 | North Flying | M3 |
| N | ||
| NB | Sterling Airways | NB |
| NE | Sky Europe | NE |
| NF | Air Vanuatu | NF |
| NH | All Nippon Airways | NH |
| NI | Portugalia | NI |
| NK | Spirit Airlines | NK |
| NT | Binter Canarias | NT |
| NW | Northwest Airlines | NW |
| NX | Air Macau | NX |
| NZ | Air New-Zealand | NZ |
| O | ||
| OA | Olympic Airways | OA |
| OF | Air Finland | OF |
| OH | Comair | OH |
| OK | CSA | OK |
| OM | Miat | OM |
| ON | Air Nauru | ON |
| OS | Austrian Airlines | OS |
| OU | Croatia Airlines | OU |
| OV | Estonian Air | OV |
| P | ||
| PC | Air Fiji | PC |
| PF | Palestinian Airlines | PF |
| PG | Bangkok Airways | PG |
| PGT | Pegasus | PGT |
| PH | Polynesian Airlines | PH |
| PI | Sunflower Airlines | PI |
| PIE | Air Southwest | PIE |
| PJ | Air St Pierre | PJ |
| PK | PIA | PK |
| PM | Tropic Air | PM |
| PR | Philippines Airlines | PR |
| PS | Ukraine Airlines | PS |
| PU | Pluna | PU |
| PX | Air Niugini | PX |
| PY | Surinam Airways | PY |
| PZ | Lineas Paraguyas | PZ |
| P5 | Aero Republica | P5 |
| P7 | East Line Airlines | P7 |
| P8 | Pantanal Linhas Aereas | P8 |
| P9 | Nas Air | P9 |
| Q | ||
| QD | Grand Airways | QD |
| QF | Qantas | QF |
| QI | Cimber Air | QI |
| QR | Qatar Airways | QR |
| QS | Smart Wings | QS |
| QU | Uganda Airlines | QU |
| QV | Lao Airlines | QV |
| QX | Horizon Air | QX |
| QZ | Zambia Airways | QZ |
| Q2 | Minerva Airlines | Q2 |
| Q4 | Mustique Airways | Q4 |
| R | ||
| RA | Royal Air Népal | RA |
| RB | Syrian Arab Airlines | RB |
| RG | Varig | RG |
| RJ | Royal Jordanian | RJ |
| RN | Euralair | RN |
| RO | Tarom | RO |
| RZ | Sansa | RZ |
| S | ||
| SA | South African Airw. | SA |
| SB | Air Calédonie | SB |
| SC | Shandong Airlines | SC |
| SD | Sudan Airways | SD |
| SE | Star Airlines | SE |
| SI | Silk Air | SI |
| SK | SAS | SK |
| SL | Rio Sul | SL |
| SN | SNBA | SN |
| SP | Air Açores | SP |
| SQ | Singapore Airlines | SQ |
| SU | Aeroflot | SU |
| SV | Saudi Arabian Airl. | SV |
| SW | Air Namibia | SW |
| S2 | Sahara Airlines | S2 |
| S4 | Sata | S4 |
| S7 | Siberia Airlines | S7 |
Category: Góc học tập, Thư viện