# Distance from Butler (BTP) to Kathmandu (KTM)

> 12,251 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,251 km / 7,612 mi / 6,615 nm
- **Estimated flight time**: 15h
- **Heading**: 14° (north northeast)
- **Return heading**: 348° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +9.75h (When it's 19:41 in Butler, it's 05:26 in Kathmandu)
- **Elevation difference**: 3,142 ft (KTM is higher than BTP)

## Airports

### [Pittsburgh/Butler Regional Airport (BTP)](https://www.flightduration.online/airport/btp-butler-pittsburghbutler-regional-airport/1ef266df-117c-68fe-9a24-06bb2780ed98)

- City: Butler, United States
- ICAO: KBTP
- Timezone: America/New_York
- Coordinates: 40.780000, -79.950000
- Elevation: 1,248 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 19:41 in Butler, it's 05:26 in Kathmandu.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Pittsburgh/Butler Regional Airport (BTP)](https://www.flightduration.online/airport/btp-butler-pittsburghbutler-regional-airport/1ef266df-117c-68fe-9a24-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)