# Distance from Kathmandu (KTM) to Springfield (VSF)

> 11,799 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 11,799 km / 7,332 mi / 6,371 nm
- **Estimated flight time**: 15h
- **Heading**: 343° (north northwest)
- **Return heading**: 20° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -9.75h (When it's 07:08 in Kathmandu, it's 21:23 in Springfield)
- **Elevation difference**: 3,813 ft (VSF 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

### [Hartness State (Springfield) Airport (VSF)](https://www.flightduration.online/airport/vsf-springfield-hartness-state-springfield-airport/1ef266df-3ee6-6cfe-b26d-06bb2780ed98)

- City: Springfield, United States
- ICAO: KVSF
- Timezone: America/New_York
- Coordinates: 43.340000, -72.520000
- Elevation: 578 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 07:08 in Kathmandu, it's 21:23 in Springfield.
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)
- [Hartness State (Springfield) Airport (VSF)](https://www.flightduration.online/airport/vsf-springfield-hartness-state-springfield-airport/1ef266df-3ee6-6cfe-b26d-06bb2780ed98)
- [Flight duration calculator](/#calculator)