# Distance from Antsirabe (ATJ) to St Louis (STL)

> 15,437 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,437 km / 9,592 mi / 8,335 nm
- **Estimated flight time**: 19h
- **Heading**: 307° (northwest)
- **Return heading**: 75° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Madagascar) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -8h (When it's 00:43 in Antsirabe, it's 16:43 in St Louis)
- **Elevation difference**: 4,380 ft (STL is lower than ATJ)

## Airports

### [Antsirabe Airport (ATJ)](https://www.flightduration.online/airport/atj-antsirabe-antsirabe-airport/1ef266de-db7e-69f0-b28e-06bb2780ed98)

- City: Antsirabe, Madagascar
- ICAO: FMME
- Timezone: Indian/Antananarivo
- Coordinates: -19.840000, 47.060000
- Elevation: 4,997 ft

### [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)

- City: St Louis, United States
- ICAO: KSTL
- Timezone: America/Chicago
- Coordinates: 38.750000, -90.370000
- Elevation: 617 ft

## Route notes

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

Time-zone information: When it's 00:43 in Antsirabe, it's 16:43 in St Louis.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Antsirabe Airport (ATJ)](https://www.flightduration.online/airport/atj-antsirabe-antsirabe-airport/1ef266de-db7e-69f0-b28e-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)