# Distance from Kathmandu (KTM) to San Cristobal De Las Casas Airport (SZT)

> 15,074 km · estimated flight time 19h · Ultra-long-haul route.

## Summary

- **Distance**: 15,074 km / 9,366 mi / 8,139 nm
- **Estimated flight time**: 19h
- **Heading**: 357° (north)
- **Return heading**: 3° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Mexico
- **Intercontinental**: Asia → North America
- **Time difference**: -11.75h (When it's 03:29 in Kathmandu, it's 15:44 in San Cristobal De Las Casas Airport)
- **Elevation difference**: 3,317 ft (SZT 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

### [San Cristobal De Las Casas Airport (SZT)](https://www.flightduration.online/airport/szt-san-cristobal-de-las-casas-airport/1ef266df-6220-649a-8d40-06bb2780ed98)

- City: San Cristobal De Las Casas Airport, Mexico
- ICAO: MMSC
- Timezone: America/Mexico_City
- Coordinates: 16.690000, -92.530000
- Elevation: 7,707 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 03:29 in Kathmandu, it's 15:44 in San Cristobal De Las Casas 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)
- [San Cristobal De Las Casas Airport (SZT)](https://www.flightduration.online/airport/szt-san-cristobal-de-las-casas-airport/1ef266df-6220-649a-8d40-06bb2780ed98)
- [Flight duration calculator](/#calculator)