# Distance from Phoenix (PHX) to Semnan (SNX)

> 12,194 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,194 km / 7,577 mi / 6,584 nm
- **Estimated flight time**: 15h
- **Heading**: 12° (north northeast)
- **Return heading**: 347° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +10.5h (When it's 22:06 in Phoenix, it's 08:36 in Semnan)
- **Elevation difference**: 2,530 ft (SNX is higher than PHX)

## Airports

### [Phoenix Sky Harbor International Airport (PHX)](https://www.flightduration.online/airport/phx-phoenix-phoenix-sky-harbor-international-airport/1ef266df-32a8-6c76-a19e-06bb2780ed98)

- City: Phoenix, United States
- ICAO: KPHX
- Timezone: America/Phoenix
- Coordinates: 33.430000, -112.010000
- Elevation: 1,135 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 22:06 in Phoenix, it's 08:36 in Semnan.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Phoenix Sky Harbor International Airport (PHX)](https://www.flightduration.online/airport/phx-phoenix-phoenix-sky-harbor-international-airport/1ef266df-32a8-6c76-a19e-06bb2780ed98)
- [Semnan Airport (SNX)](https://www.flightduration.online/airport/snx-semnan-semnan-airport/1ef266df-7db1-6b28-8f31-06bb2780ed98)
- [Flight duration calculator](/#calculator)