# Distance from Kathmandu (KTM) to Parnaiba (PHB)

> 13,769 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,769 km / 8,556 mi / 7,435 nm
- **Estimated flight time**: 17h
- **Heading**: 286° (west northwest)
- **Return heading**: 58° (east northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Brazil
- **Intercontinental**: Asia → South America
- **Time difference**: -8.75h (When it's 17:02 in Kathmandu, it's 08:17 in Parnaiba)
- **Elevation difference**: 4,374 ft (PHB 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

### [Prefeito Doutor Joao Silva Filho Airport (PHB)](https://www.flightduration.online/airport/phb-parnaiba-prefeito-doutor-joao-silva-filho-airport/1ef266df-9550-687e-abe9-06bb2780ed98)

- City: Parnaiba, Brazil
- ICAO: SBPB
- Timezone: America/Fortaleza
- Coordinates: -2.890000, -41.730000
- Elevation: 16 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 17:02 in Kathmandu, it's 08:17 in Parnaiba.
With a 8.75-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)
- [Prefeito Doutor Joao Silva Filho Airport (PHB)](https://www.flightduration.online/airport/phb-parnaiba-prefeito-doutor-joao-silva-filho-airport/1ef266df-9550-687e-abe9-06bb2780ed98)
- [Flight duration calculator](/#calculator)