# Distance from Las Vegas (LAS) to Semnan (SNX)

> 11,960 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,960 km / 7,431 mi / 6,458 nm
- **Estimated flight time**: 15h
- **Heading**: 10° (north)
- **Return heading**: 350° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Iran
- **Intercontinental**: North America → Asia
- **Time difference**: +10.5h (When it's 19:49 in Las Vegas, it's 06:19 in Semnan)
- **Elevation difference**: 1,484 ft (SNX is higher than LAS)

## Airports

### [Harry Reid International Airport (LAS)](https://www.flightduration.online/airport/las-las-vegas-harry-reid-international-airport/1ef266df-26e1-6280-853b-06bb2780ed98)

- City: Las Vegas, United States
- ICAO: KLAS
- Timezone: America/Los_Angeles
- Coordinates: 36.080000, -115.150000
- Elevation: 2,181 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 19:49 in Las Vegas, it's 06:19 in Semnan.
With a 10.5-hour time difference, expect significant jet lag.

## Related

- [Harry Reid International Airport (LAS)](https://www.flightduration.online/airport/las-las-vegas-harry-reid-international-airport/1ef266df-26e1-6280-853b-06bb2780ed98)
- [Semnan Airport (SNX)](https://www.flightduration.online/airport/snx-semnan-semnan-airport/1ef266df-7db1-6b28-8f31-06bb2780ed98)
- [Flight duration calculator](/#calculator)