| Pace Airlines | PCE | ||
| Pacific Air Cargo | 9X | ||
| Pacific Airlines | BL | PIC | 550 |
| Pacific Blue | DJ | PBN | |
| Pacific Coastal Airlines Limited | 8P | PCO | 905 |
| Pacific East Asia Cargo Airlines | PEC | ||
| Pacific Express | P9 | PXH | |
| Pacific International Airlines | P4 | PFC | 987 |
| Pacific Island Aviation | 9J | PSA | 321 |
| Pacific Wings | LW | ANV | 568 |
| Pakistan International Airlines | PK | PIA | 214 |
| Palair Macedonia | 3D | PMK | 216 |
| Palestinian Airlines | PF | PNW | 400 |
| Pamir Airways | NR | PIR | |
| Pan Air Lineas Aereas | PNR | ||
| Pan American World Airways | KW | PXA | 388 |
| Panaf Airways | PAF | ||
| Panafrican Airways | PQ | PNF | |
| Panair | P2 | PIT | |
| Panavia Cargo Airlines | 6Z | PNV | 955 |
| Panh Company AO | PNH | ||
| Pannon Air Service | PHU | ||
| Paramount Airways | I7 | PMW | |
| Partner Airlines | PRR | ||
| Passaredo Transportes Aeros | Y8 | PTB | 837 |
| Payam (IPTAS) | 2F | IRP | 010 |
| Pegasus | PGT | ||
| Pelangi Air | PEG | ||
| Pelita Air Service | 6D | PAS | 019 |
| Pemair | PD | PEM | 329 |
| Penair | KS | PEN | 339 |
| Penza United Air Detachment | PNZ | ||
| Perimeter Airlines (Inland) Ltd | UW | PAG | 711 |
| Perm Airlines | PGP | ||
| Petrov´s Airline | AWL | ||
| Philippine Airlines | PR | PAL | 079 |
| Phoenix Air | PXB | ||
| Phoenix Airlines | PHN | ||
| Phuket Airlines | 9R | VAP | 346 |
| Piedmont Airlines | PDT | ||
| Pinnacle Aviation | |||
| PLUNA | PU | PUA | 286 |
| PMTair | U4 | PMT | |
| Polar Air Cargo | PO | PAC | 403 |
| Polet Cargo Airlines | YQ | POT | 342 |
| Polonia Airways | PAW | ||
| Polus | PLB | ||
| Polynesian Airlines | PH | PAO | 162 |
| Portugália Airlines | NI | PGA | 685 |
| President Airlines | TO | PSD | 540 |
| Primaris Airlines | FE | WCP | |
| Provincial Airlines | PB | SPR | 967 |
| PSA Airlines | JIA | ||
| Pskovavia | PSW | ||
| Pulkovo Airlines | FV | PLK |