# Distance from Alpine (ALE) to Kathmandu (KTM)

> 13,486 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,486 km / 8,380 mi / 7,282 nm
- **Estimated flight time**: 17h
- **Heading**: 351° (north)
- **Return heading**: 9° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +10.75h (When it's 05:21 in Alpine, it's 16:06 in Kathmandu)
- **Elevation difference**: 124 ft (KTM is lower than ALE)

## Airports

### [Alpine-Casparis Municipal Airport (ALE)](https://www.flightduration.online/airport/ale-alpine-alpine-casparis-municipal-airport/1ef266df-1898-69e4-ad69-06bb2780ed98)

- City: Alpine, United States
- ICAO: KE38
- Timezone: America/Chicago
- Coordinates: 30.380000, -103.680000
- Elevation: 4,514 ft

### [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

## 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 05:21 in Alpine, it's 16:06 in Kathmandu.
With a 10.75-hour time difference, expect significant jet lag.

## Related

- [Alpine-Casparis Municipal Airport (ALE)](https://www.flightduration.online/airport/ale-alpine-alpine-casparis-municipal-airport/1ef266df-1898-69e4-ad69-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)