# Distance from Kathmandu (KTM) to Tullahoma (THA)

> 12,946 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,946 km / 8,044 mi / 6,990 nm
- **Estimated flight time**: 16h
- **Heading**: 352° (north)
- **Return heading**: 8° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -10.75h (When it's 13:20 in Kathmandu, it's 02:35 in Tullahoma)
- **Elevation difference**: 3,306 ft (THA 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

### [Tullahoma Regional/Wm Northern Field (THA)](https://www.flightduration.online/airport/tha-tullahoma-tullahoma-regionalwm-northern-field/1ef266df-3b81-6e60-9cd9-06bb2780ed98)

- City: Tullahoma, United States
- ICAO: KTHA
- Timezone: America/Chicago
- Coordinates: 35.380000, -86.250000
- Elevation: 1,084 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 13:20 in Kathmandu, it's 02:35 in Tullahoma.
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)
- [Tullahoma Regional/Wm Northern Field (THA)](https://www.flightduration.online/airport/tha-tullahoma-tullahoma-regionalwm-northern-field/1ef266df-3b81-6e60-9cd9-06bb2780ed98)
- [Flight duration calculator](/#calculator)