# Distance from Kathmandu (KTM) to Mariposa (RMY)

> 12,295 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,295 km / 7,640 mi / 6,639 nm
- **Estimated flight time**: 15h
- **Heading**: 21° (north northeast)
- **Return heading**: 336° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.75h (When it's 03:25 in Kathmandu, it's 14:40 in Mariposa)
- **Elevation difference**: 2,136 ft (RMY 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

### [Mariposa-Yosemite Airport (RMY)](https://www.flightduration.online/airport/rmy-mariposa-mariposa-yosemite-airport/1ef266df-2bf9-64f2-bae5-06bb2780ed98)

- City: Mariposa, United States
- ICAO: KMPI
- Timezone: America/Los_Angeles
- Coordinates: 37.510000, -120.040000
- Elevation: 2,254 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 03:25 in Kathmandu, it's 14:40 in Mariposa.
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)
- [Mariposa-Yosemite Airport (RMY)](https://www.flightduration.online/airport/rmy-mariposa-mariposa-yosemite-airport/1ef266df-2bf9-64f2-bae5-06bb2780ed98)
- [Flight duration calculator](/#calculator)