# Distance from Bucharest (OTP) to Semnan (SNX)

> 2,521 km · estimated flight time 4h · Medium-haul route.

## Summary

- **Distance**: 2,521 km / 1,566 mi / 1,361 nm
- **Estimated flight time**: 4h
- **Heading**: 104° (east southeast)
- **Return heading**: 302° (west northwest)
- **Classification**: Medium-haul
- **Type**: International (Romania) → Iran
- **Intercontinental**: Europe → Asia
- **Time difference**: +0.5h (When it's 21:40 in Bucharest, it's 22:10 in Semnan)
- **Elevation difference**: 3,351 ft (SNX is higher than OTP)

## Airports

### [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)

- City: Bucharest, Romania
- ICAO: LROP
- Timezone: Europe/Bucharest
- Coordinates: 44.570000, 26.100000
- Elevation: 314 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 21:40 in Bucharest, it's 22:10 in Semnan.

## Related

- [Henri Coanda International Airport (OTP)](https://www.flightduration.online/airport/otp-bucharest-henri-coanda-international-airport/1ef266df-5682-65f2-900a-06bb2780ed98)
- [Semnan Airport (SNX)](https://www.flightduration.online/airport/snx-semnan-semnan-airport/1ef266df-7db1-6b28-8f31-06bb2780ed98)
- [Flight duration calculator](/#calculator)