# Distance from Kathmandu (KTM) to St Johns (SJN)

> 12,925 km · estimated flight time 16h · Ultra-long-haul route.

## Summary

- **Distance**: 12,925 km / 8,031 mi / 6,979 nm
- **Estimated flight time**: 16h
- **Heading**: 14° (north northeast)
- **Return heading**: 345° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -12.75h (When it's 03:49 in Kathmandu, it's 15:04 in St Johns)
- **Elevation difference**: 1,347 ft (SJN is higher 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

### [St Johns Industrial Air Park (SJN)](https://www.flightduration.online/airport/sjn-st-johns-st-johns-industrial-air-park/1ef266df-3897-6ee8-90f4-06bb2780ed98)

- City: St Johns, United States
- ICAO: KSJN
- Timezone: America/Phoenix
- Coordinates: 34.520000, -109.380000
- Elevation: 5,737 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 03:49 in Kathmandu, it's 15:04 in St Johns.
With a 12.75-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)
- [St Johns Industrial Air Park (SJN)](https://www.flightduration.online/airport/sjn-st-johns-st-johns-industrial-air-park/1ef266df-3897-6ee8-90f4-06bb2780ed98)
- [Flight duration calculator](/#calculator)