# Distance from Kathmandu (KTM) to Trenton (TTN)

> 12,183 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,183 km / 7,570 mi / 6,578 nm
- **Estimated flight time**: 15h
- **Heading**: 344° (north northwest)
- **Return heading**: 19° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.75h (When it's 00:16 in Kathmandu, it's 14:31 in Trenton)
- **Elevation difference**: 4,177 ft (TTN is lower than KTM)

## Airports

### [Tribhuvan International Airport (KTM)](https://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

### [Trenton Mercer Airport (TTN)](https://flightduration.online/airport/ttn-trenton-trenton-mercer-airport/1ef266df-3c4a-6cd4-89b9-06bb2780ed98)

- City: Trenton, United States
- ICAO: KTTN
- Timezone: America/New_York
- Coordinates: 40.280000, -74.810000
- Elevation: 213 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 00:16 in Kathmandu, it's 14:31 in Trenton.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Trenton Mercer Airport (TTN)](https://flightduration.online/airport/ttn-trenton-trenton-mercer-airport/1ef266df-3c4a-6cd4-89b9-06bb2780ed98)
- [Flight duration calculator](/#calculator)