# Distance from Bollon Airport (BLS) to Kathmandu (KTM)

> 9,070 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,070 km / 5,636 mi / 4,897 nm
- **Estimated flight time**: 12h
- **Heading**: 308° (northwest)
- **Return heading**: 128° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Australia) → Nepal
- **Intercontinental**: Oceania → Asia
- **Time difference**: -4.25h (When it's 20:45 in Bollon Airport, it's 16:30 in Kathmandu)
- **Elevation difference**: 4,208 ft (KTM is higher than BLS)

## Airports

### [Bollon Airport (BLS)](https://flightduration.online/airport/bls-bollon-airport/1ef266e0-0647-646a-b755-06bb2780ed98)

- City: Bollon Airport, Australia
- ICAO: YBLL
- Timezone: Australia/Brisbane
- Coordinates: -28.060000, 147.480000
- Elevation: 182 ft

### [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

## 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 20:45 in Bollon Airport, it's 16:30 in Kathmandu.
The 4.25-hour time difference may cause some jet lag.

## Related

- [Bollon Airport (BLS)](https://flightduration.online/airport/bls-bollon-airport/1ef266e0-0647-646a-b755-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)