# Distance from Cancun (CUN) to Semey (PLX)

> 11,976 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,976 km / 7,442 mi / 6,467 nm
- **Estimated flight time**: 15h
- **Heading**: 9° (north)
- **Return heading**: 347° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Mexico) → Kazakhstan
- **Intercontinental**: North America → Asia
- **Time difference**: +10h (When it's 22:58 in Cancun, it's 08:58 in Semey)
- **Elevation difference**: 737 ft (PLX is higher than CUN)

## Airports

### [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)

- City: Cancun, Mexico
- ICAO: MMUN
- Timezone: America/Cancun
- Coordinates: 21.040000, -86.880000
- Elevation: 22 ft

### [Semey International Airport (PLX)](https://www.flightduration.online/airport/plx-semey-semey-international-airport/1ef266df-e435-68ae-a43f-06bb2780ed98)

- City: Semey, Kazakhstan
- ICAO: UASS
- Timezone: Asia/Almaty
- Coordinates: 50.350000, 80.230000
- Elevation: 759 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 22:58 in Cancun, it's 08:58 in Semey.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Cancun International Airport (CUN)](https://www.flightduration.online/airport/cun-cancun-cancun-international-airport/1ef266df-6268-6862-9a5d-06bb2780ed98)
- [Semey International Airport (PLX)](https://www.flightduration.online/airport/plx-semey-semey-international-airport/1ef266df-e435-68ae-a43f-06bb2780ed98)
- [Flight duration calculator](/#calculator)