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 435 operators
| Name | IATA code | ICAO code | Country / Territory | Region | Expiry Date |
| “Rossiya airlines” JSC | FV | SDM | Russian Federation | Europe | 23 November 2021 |
| ABX Air, Inc. | GB | ABX | United States | The Americas | 26 October 2021 |
| ACT Airlines | 9T | RUN | Turkey | Europe | 2 November 2021 |
|
Adria Airways d.o.o.
Registration has been suspended until further notice. |
JP | ADR | Slovenia | Europe | 26 March 2020 |
| Aegean Airlines S.A. | A3 | AEE | Greece | Europe | 10 June 2021 |
| Aer Lingus Limited | EI | EIN | Ireland | Europe | 21 October 2021 |
| Aero 4M | AEH | Slovenia | Europe | 1 February 2021 | |
| Aero República S.A. | P5 | RPB | Colombia | The Americas | 7 December 2021 |
| Aerolíneas Argentinas S.A. | AR | ARG | Argentina | The Americas | 2 November 2021 |
| Aeromexico | AM | AMX | Mexico | The Americas | 31 October 2020 |