# Distance from Charlotte (CLT) to Tehran (THR)

> 10,709 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 10,709 km / 6,654 mi / 5,782 nm
- **Estimated flight time**: 14h
- **Heading**: 37° (northeast)
- **Return heading**: 323° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +7.5h (When it's 01:24 in Charlotte, it's 08:54 in Tehran)
- **Elevation difference**: 3,214 ft (THR is higher than CLT)

## Airports

### [Charlotte/Douglas International Airport (CLT)](https://www.flightduration.online/airport/clt-charlotte-charlottedouglas-international-airport/1ef266df-1448-633a-a635-06bb2780ed98)

- City: Charlotte, United States
- ICAO: KCLT
- Timezone: America/New_York
- Coordinates: 35.210000, -80.950000
- Elevation: 748 ft

### [Mehrabad International Airport (THR)](https://www.flightduration.online/airport/thr-tehran-mehrabad-international-airport/1ef266df-7d9a-64b4-a7a7-06bb2780ed98)

- City: Tehran, Iran
- ICAO: OIII
- Timezone: Asia/Tehran
- Coordinates: 35.690000, 51.310000
- Elevation: 3,962 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 01:24 in Charlotte, it's 08:54 in Tehran.
With a 7.5-hour time difference, expect significant jet lag.

## Related

- [Charlotte/Douglas International Airport (CLT)](https://www.flightduration.online/airport/clt-charlotte-charlottedouglas-international-airport/1ef266df-1448-633a-a635-06bb2780ed98)
- [Mehrabad International Airport (THR)](https://www.flightduration.online/airport/thr-tehran-mehrabad-international-airport/1ef266df-7d9a-64b4-a7a7-06bb2780ed98)
- [Flight duration calculator](/#calculator)