# Distance from Kathmandu (KTM) to Tehachapi (TSP)

> 12,595 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,595 km / 7,826 mi / 6,801 nm
- **Estimated flight time**: 16h
- **Heading**: 21° (north northeast)
- **Return heading**: 337° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.75h (When it's 23:27 in Kathmandu, it's 10:42 in Tehachapi)
- **Elevation difference**: 389 ft (TSP is lower 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

### [Tehachapi Municipal Airport (TSP)](https://www.flightduration.online/airport/tsp-tehachapi-tehachapi-municipal-airport/1ef266df-3c39-6b0a-aa69-06bb2780ed98)

- City: Tehachapi, United States
- ICAO: KTSP
- Timezone: America/Los_Angeles
- Coordinates: 35.130000, -118.440000
- Elevation: 4,001 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 23:27 in Kathmandu, it's 10:42 in Tehachapi.
With a 12.75-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)
- [Tehachapi Municipal Airport (TSP)](https://www.flightduration.online/airport/tsp-tehachapi-tehachapi-municipal-airport/1ef266df-3c39-6b0a-aa69-06bb2780ed98)
- [Flight duration calculator](/#calculator)