# Distance from St Louis (STL) to Shiraz (SYZ)

> 11,506 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,506 km / 7,149 mi / 6,213 nm
- **Estimated flight time**: 15h
- **Heading**: 33° (north northeast)
- **Return heading**: 331° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +8.5h (When it's 02:03 in St Louis, it's 10:33 in Shiraz)
- **Elevation difference**: 4,303 ft (SYZ is higher than STL)

## Airports

### [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

### [Shiraz Shahid Dastghaib International Airport (SYZ)](https://www.flightduration.online/airport/syz-shiraz-shiraz-shahid-dastghaib-international-airport/1ef266df-7e5d-669e-9e37-06bb2780ed98)

- City: Shiraz, Iran
- ICAO: OISS
- Timezone: Asia/Tehran
- Coordinates: 29.540000, 52.590000
- Elevation: 4,920 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 02:03 in St Louis, it's 10:33 in Shiraz.
With a 8.5-hour time difference, expect significant jet lag.

## Related

- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Shiraz Shahid Dastghaib International Airport (SYZ)](https://www.flightduration.online/airport/syz-shiraz-shiraz-shahid-dastghaib-international-airport/1ef266df-7e5d-669e-9e37-06bb2780ed98)
- [Flight duration calculator](/#calculator)