# Distance from Kathmandu (KTM) to Shell Mera (PTZ)

> 16,610 km · estimated flight time 21h · Ultra-long-haul route.

## Summary

- **Distance**: 16,610 km / 10,321 mi / 8,969 nm
- **Estimated flight time**: 21h
- **Heading**: 326° (northwest)
- **Return heading**: 30° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Nepal) → Ecuador
- **Intercontinental**: Asia → South America
- **Time difference**: -10.75h (When it's 09:03 in Kathmandu, it's 22:18 in Shell Mera)
- **Elevation difference**: 925 ft (PTZ 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

### [Rio Amazonas Airport (PTZ)](https://www.flightduration.online/airport/ptz-shell-mera-rio-amazonas-airport/1ef266df-a594-6974-99e1-06bb2780ed98)

- City: Shell Mera, Ecuador
- ICAO: SESM
- Timezone: America/Guayaquil
- Coordinates: -1.510000, -78.060000
- Elevation: 3,465 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 09:03 in Kathmandu, it's 22:18 in Shell Mera.
With a 10.75-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)
- [Rio Amazonas Airport (PTZ)](https://www.flightduration.online/airport/ptz-shell-mera-rio-amazonas-airport/1ef266df-a594-6974-99e1-06bb2780ed98)
- [Flight duration calculator](/#calculator)