# Distance from Merritt Island (COI) to Kathmandu (KTM)

> 13,609 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,609 km / 8,456 mi / 7,348 nm
- **Estimated flight time**: 17h
- **Heading**: 15° (north northeast)
- **Return heading**: 345° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Nepal
- **Intercontinental**: North America → Asia
- **Time difference**: +9.75h (When it's 00:44 in Merritt Island, it's 10:29 in Kathmandu)
- **Elevation difference**: 4,384 ft (KTM is higher than COI)

## Airports

### [Merritt Island Airport (COI)](https://www.flightduration.online/airport/coi-merritt-island-merritt-island-airport/1ef266df-14a7-60b0-a657-06bb2780ed98)

- City: Merritt Island, United States
- ICAO: KCOI
- Timezone: America/New_York
- Coordinates: 28.340000, -80.690000
- Elevation: 6 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 00:44 in Merritt Island, it's 10:29 in Kathmandu.
With a 9.75-hour time difference, expect significant jet lag.

## Related

- [Merritt Island Airport (COI)](https://www.flightduration.online/airport/coi-merritt-island-merritt-island-airport/1ef266df-14a7-60b0-a657-06bb2780ed98)
- [Tribhuvan International Airport (KTM)](https://www.flightduration.online/airport/ktm-kathmandu-tribhuvan-international-airport/1ef266df-f304-6ec0-afd1-06bb2780ed98)
- [Flight duration calculator](/#calculator)