# Distance from Hesa (IFH) to St Louis (STL)

> 11,129 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,129 km / 6,915 mi / 6,009 nm
- **Estimated flight time**: 14h
- **Heading**: 331° (north northwest)
- **Return heading**: 32° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Iran) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -8.5h (When it's 19:08 in Hesa, it's 10:38 in St Louis)
- **Elevation difference**: 4,639 ft (STL is lower than IFH)

## Airports

### [Hesa Airport (IFH)](https://flightduration.online/airport/ifh-hesa-hesa-airport/1ef266df-7d4a-6f72-9b78-06bb2780ed98)

- City: Hesa, Iran
- ICAO: OIFE
- Timezone: Asia/Tehran
- Coordinates: 32.930000, 51.560000
- Elevation: 5,256 ft

### [St Louis Lambert International Airport (STL)](https://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 19:08 in Hesa, it's 10:38 in St Louis.
With a 8.5-hour time difference, expect significant jet lag.

## Related

- [Hesa Airport (IFH)](https://flightduration.online/airport/ifh-hesa-hesa-airport/1ef266df-7d4a-6f72-9b78-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)