# Distance from Nepalgunj (KEP) to St Louis (STL)

> 12,536 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,536 km / 7,789 mi / 6,769 nm
- **Estimated flight time**: 16h
- **Heading**: 353° (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 23:39 in Nepalgunj, it's 12:54 in St Louis)
- **Elevation difference**: 77 ft (STL is higher than KEP)

## Airports

### [Nepalgunj Airport (KEP)](https://www.flightduration.online/airport/kep-nepalgunj-nepalgunj-airport/1ef266df-f320-6f30-adc3-06bb2780ed98)

- City: Nepalgunj, Nepal
- ICAO: VNNG
- Timezone: Asia/Kathmandu
- Coordinates: 28.100000, 81.670000
- Elevation: 540 ft

### [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)

- City: St Louis, United States
- ICAO: KSTL
- Timezone: America/Chicago
- Coordinates: 38.750000, -90.370000
- Elevation: 617 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 23:39 in Nepalgunj, it's 12:54 in St Louis.
With a 10.75-hour time difference, expect significant jet lag.

## Related

- [Nepalgunj Airport (KEP)](https://www.flightduration.online/airport/kep-nepalgunj-nepalgunj-airport/1ef266df-f320-6f30-adc3-06bb2780ed98)
- [St Louis Lambert International Airport (STL)](https://www.flightduration.online/airport/stl-st-louis-st-louis-lambert-international-airport/1ef266df-39ab-67da-9abe-06bb2780ed98)
- [Flight duration calculator](/#calculator)