# Distance from Kathmandu (KTM) to Tehuacan Airport (TCN)

> 14,869 km · estimated flight time 18h · Ultra-long-haul route.

## Summary

- **Distance**: 14,869 km / 9,239 mi / 8,029 nm
- **Estimated flight time**: 18h
- **Heading**: 4° (north)
- **Return heading**: 357° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Mexico
- **Intercontinental**: Asia → North America
- **Time difference**: -11.75h (When it's 04:08 in Kathmandu, it's 16:23 in Tehuacan Airport)
- **Elevation difference**: 1,119 ft (TCN is higher than KTM)

## Airports

### [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)

- City: Kathmandu, Nepal
- ICAO: VNKT
- Timezone: Asia/Kathmandu
- Coordinates: 27.700000, 85.360000
- Elevation: 4,390 ft

### [Tehuacan Airport (TCN)](https://www.flightduration.online/airport/tcn-tehuacan-airport/1ef266df-6184-6554-962b-06bb2780ed98)

- City: Tehuacan Airport, Mexico
- ICAO: MMHC
- Timezone: America/Mexico_City
- Coordinates: 18.500000, -97.420000
- Elevation: 5,509 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 04:08 in Kathmandu, it's 16:23 in Tehuacan Airport.
With a 11.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Tehuacan Airport (TCN)](https://www.flightduration.online/airport/tcn-tehuacan-airport/1ef266df-6184-6554-962b-06bb2780ed98)
- [Flight duration calculator](/#calculator)