# Distance from Kathmandu (KTM) to Dayton (MGY)

> 12,455 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,455 km / 7,739 mi / 6,725 nm
- **Estimated flight time**: 16h
- **Heading**: 351° (north)
- **Return heading**: 10° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.75h (When it's 12:11 in Kathmandu, it's 02:26 in Dayton)
- **Elevation difference**: 3,433 ft (MGY 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

### [Dayton/Wright Brothers Airport (MGY)](https://www.flightduration.online/airport/mgy-dayton-daytonwright-brothers-airport/1ef266df-2ac9-619a-a40d-06bb2780ed98)

- City: Dayton, United States
- ICAO: KMGY
- Timezone: America/New_York
- Coordinates: 39.590000, -84.220000
- Elevation: 957 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 12:11 in Kathmandu, it's 02:26 in Dayton.
With a 9.75-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)
- [Dayton/Wright Brothers Airport (MGY)](https://www.flightduration.online/airport/mgy-dayton-daytonwright-brothers-airport/1ef266df-2ac9-619a-a40d-06bb2780ed98)
- [Flight duration calculator](/#calculator)