# Distance from Istanbul (IST) to Semnan (SNX)

> 2,238 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,238 km / 1,391 mi / 1,208 nm
- **Estimated flight time**: 4h
- **Heading**: 98° (east)
- **Return heading**: 294° (west northwest)
- **Classification**: Medium-haul
- **Type**: International (Turkey) → Iran
- **Time difference**: +0.5h (When it's 23:11 in Istanbul, it's 23:41 in Semnan)
- **Elevation difference**: 3,340 ft (SNX is higher than IST)

## Airports

### [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

### [Semnan Airport (SNX)](https://www.flightduration.online/airport/snx-semnan-semnan-airport/1ef266df-7db1-6b28-8f31-06bb2780ed98)

- City: Semnan, Iran
- ICAO: OIIS
- Timezone: Asia/Tehran
- Coordinates: 35.590000, 53.500000
- Elevation: 3,665 ft

## Route notes

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

Time-zone information: When it's 23:11 in Istanbul, it's 23:41 in Semnan.

## Related

- [Istanbul Airport (IST)](https://www.flightduration.online/airport/ist-istanbul-istanbul-airport/1ef266df-5964-637e-b8a8-06bb2780ed98)
- [Semnan Airport (SNX)](https://www.flightduration.online/airport/snx-semnan-semnan-airport/1ef266df-7db1-6b28-8f31-06bb2780ed98)
- [Flight duration calculator](/#calculator)