# Distance from Kathmandu (KTM) to Okmulgee (OKM)

> 12,964 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,964 km / 8,056 mi / 7,000 nm
- **Estimated flight time**: 16h
- **Heading**: 1° (north)
- **Return heading**: 359° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.75h (When it's 08:31 in Kathmandu, it's 21:46 in Okmulgee)
- **Elevation difference**: 3,670 ft (OKM 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

### [Okmulgee Regional/Paul And Betty Abbott Field (OKM)](https://www.flightduration.online/airport/okm-okmulgee-okmulgee-regionalpaul-and-betty-abbott-field/1ef266df-307b-6ee4-bf2a-06bb2780ed98)

- City: Okmulgee, United States
- ICAO: KOKM
- Timezone: America/Chicago
- Coordinates: 35.700000, -95.900000
- Elevation: 720 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 08:31 in Kathmandu, it's 21:46 in Okmulgee.
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)
- [Okmulgee Regional/Paul And Betty Abbott Field (OKM)](https://www.flightduration.online/airport/okm-okmulgee-okmulgee-regionalpaul-and-betty-abbott-field/1ef266df-307b-6ee4-bf2a-06bb2780ed98)
- [Flight duration calculator](/#calculator)