# Distance from Dallas-Fort Worth (DFW) to Semnan (SNX)

> 11,805 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,805 km / 7,335 mi / 6,374 nm
- **Estimated flight time**: 15h
- **Heading**: 25° (north northeast)
- **Return heading**: 335° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +8.5h (When it's 17:51 in Dallas-Fort Worth, it's 02:21 in Semnan)
- **Elevation difference**: 3,059 ft (SNX is higher than DFW)

## Airports

### [Dallas-Fort Worth International Airport (DFW)](https://www.flightduration.online/airport/dfw-dallas-fort-worth-dallas-fort-worth-international-airport/1ef266df-1719-6ac8-ad12-06bb2780ed98)

- City: Dallas-Fort Worth, United States
- ICAO: KDFW
- Timezone: America/Chicago
- Coordinates: 32.900000, -97.040000
- Elevation: 606 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 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 17:51 in Dallas-Fort Worth, it's 02:21 in Semnan.
With a 8.5-hour time difference, expect significant jet lag.

## Related

- [Dallas-Fort Worth International Airport (DFW)](https://www.flightduration.online/airport/dfw-dallas-fort-worth-dallas-fort-worth-international-airport/1ef266df-1719-6ac8-ad12-06bb2780ed98)
- [Semnan Airport (SNX)](https://www.flightduration.online/airport/snx-semnan-semnan-airport/1ef266df-7db1-6b28-8f31-06bb2780ed98)
- [Flight duration calculator](/#calculator)