# Distance from Kathmandu (KTM) to Pierre (PIR)

> 11,980 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,980 km / 7,444 mi / 6,468 nm
- **Estimated flight time**: 15h
- **Heading**: 4° (north)
- **Return heading**: 355° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.75h (When it's 03:09 in Kathmandu, it's 16:24 in Pierre)
- **Elevation difference**: 2,646 ft (PIR 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

### [Pierre Regional Airport (PIR)](https://www.flightduration.online/airport/pir-pierre-pierre-regional-airport/1ef266df-32c3-69f4-8882-06bb2780ed98)

- City: Pierre, United States
- ICAO: KPIR
- Timezone: America/Chicago
- Coordinates: 44.380000, -100.290000
- Elevation: 1,744 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 03:09 in Kathmandu, it's 16:24 in Pierre.
With a 10.75-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)
- [Pierre Regional Airport (PIR)](https://www.flightduration.online/airport/pir-pierre-pierre-regional-airport/1ef266df-32c3-69f4-8882-06bb2780ed98)
- [Flight duration calculator](/#calculator)