The IATA Operational Safety Audit (IOSA) is the benchmark for global safety management in airlines. All IATA membersare registered and must remain registeredin order to maintain IATA membership.See the applicability of IOSA standards and recommended practices (ISARPs).
Current list of IOSA registered airlines:
Found 411 operators
| Name | IATA code | ICAO code | Country / Territory | Region | Expiry Date |
| ABX Air Inc | GB | ABX | United States | 26 October 2023 | |
| ACT Airlines | 9T | RUN | Türkiye | 27 November 2024 | |
| Aegean Airlines SA | A3 | AEE | Greece | 10 June 2023 | |
| Aer Lingus Limited | EI | EIN | Ireland | 21 October 2023 | |
| Aero Republica SA | P5 | RPB | Colombia | 7 December 2024 | |
| Aerolineas Argentinas SA | AR | ARG | Argentina | 2 November 2024 | |
| Aeromexico | AM | AMX | Mexico | 13 November 2024 | |
| Aeromexico Connect | 5D | SLI | Mexico | 1 July 2023 | |
| Aerotransportes Mas de Carga SA de CV MasAir | M7 | MAA | Mexico | 13 January 2024 | |
| Africa World Airlines | AW | AFW | Ghana | 1 May 2024 |