# Distance from Ascension Island (ASI) to Kathmandu (KTM)

> 11,375 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,375 km / 7,068 mi / 6,142 nm
- **Estimated flight time**: 14h
- **Heading**: 63° (east northeast)
- **Return heading**: 267° (west)
- **Classification**: Ultra-long-haul
- **Type**: International (SH) → Nepal
- **Time difference**: +5.75h (When it's 08:21 in Ascension Island, it's 14:06 in Kathmandu)
- **Elevation difference**: 4,112 ft (KTM is higher than ASI)

## Airports

### [RAF Ascension Island (ASI)](https://www.flightduration.online/airport/asi-ascension-island-raf-ascension-island/1ef266de-d88a-637a-8b82-06bb2780ed98)

- City: Ascension Island, SH
- ICAO: FHAW
- Timezone: Atlantic/St_Helena
- Coordinates: -7.970000, -14.390000
- Elevation: 278 ft

### [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

## 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 08:21 in Ascension Island, it's 14:06 in Kathmandu.
The 5.75-hour time difference may cause some jet lag.

## Related

- [RAF Ascension Island (ASI)](https://www.flightduration.online/airport/asi-ascension-island-raf-ascension-island/1ef266de-d88a-637a-8b82-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)