# Distance from Fort Smith (FSM) to Istanbul (IST)

> 9,715 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,715 km / 6,037 mi / 5,246 nm
- **Estimated flight time**: 12h
- **Heading**: 39° (northeast)
- **Return heading**: 317° (northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Turkey
- **Intercontinental**: North America → Asia
- **Time difference**: +8h (When it's 22:33 in Fort Smith, it's 06:33 in Istanbul)
- **Elevation difference**: 144 ft (IST is lower than FSM)

## Airports

### [Fort Smith Regional Airport (FSM)](https://www.flightduration.online/airport/fsm-fort-smith-fort-smith-regional-airport/1ef266df-1d03-6a42-b07d-06bb2780ed98)

- City: Fort Smith, United States
- ICAO: KFSM
- Timezone: America/Chicago
- Coordinates: 35.300000, -94.400000
- Elevation: 469 ft

### [Istanbul Airport (IST)](https://www.flightduration.online/airport/ist-istanbul-istanbul-airport/1ef266df-5964-637e-b8a8-06bb2780ed98)

- City: Istanbul, Turkey
- ICAO: LTFM
- Timezone: Europe/Istanbul
- Coordinates: 41.280000, 28.750000
- Elevation: 325 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 22:33 in Fort Smith, it's 06:33 in Istanbul.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Fort Smith Regional Airport (FSM)](https://www.flightduration.online/airport/fsm-fort-smith-fort-smith-regional-airport/1ef266df-1d03-6a42-b07d-06bb2780ed98)
- [Istanbul Airport (IST)](https://www.flightduration.online/airport/ist-istanbul-istanbul-airport/1ef266df-5964-637e-b8a8-06bb2780ed98)
- [Flight duration calculator](/#calculator)