# Distance from Atlanta (ATL) to Medan-Sumatra Island (KNO)

> 15,866 km · estimated flight time 20h · Ultra-long-haul route.

## Summary

- **Distance**: 15,866 km / 9,859 mi / 8,567 nm
- **Estimated flight time**: 20h
- **Heading**: 355° (north)
- **Return heading**: 4° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Indonesia
- **Intercontinental**: North America → Asia
- **Time difference**: +11h (When it's 10:45 in Atlanta, it's 21:45 in Medan-Sumatra Island)
- **Elevation difference**: 912 ft (KNO is lower than ATL)

## Airports

### [Hartsfield - Jackson Atlanta International Airport (ATL)](https://www.flightduration.online/airport/atl-atlanta-hartsfield-jackson-atlanta-international-airport/1ef266df-0f11-62ae-9978-06bb2780ed98)

- City: Atlanta, United States
- ICAO: KATL
- Timezone: America/New_York
- Coordinates: 33.640000, -84.430000
- Elevation: 1,026 ft

### [Polonia International Airport (KNO)](https://www.flightduration.online/airport/kno-medan-sumatra-island-polonia-international-airport/1ef266df-fd67-6476-919d-06bb2780ed98)

- City: Medan-Sumatra Island, Indonesia
- ICAO: WIMM
- Timezone: Asia/Jakarta
- Coordinates: 3.560000, 98.670000
- Elevation: 114 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 10:45 in Atlanta, it's 21:45 in Medan-Sumatra Island.
With a 11-hour time difference, expect significant jet lag.

## Related

- [Hartsfield - Jackson Atlanta International Airport (ATL)](https://www.flightduration.online/airport/atl-atlanta-hartsfield-jackson-atlanta-international-airport/1ef266df-0f11-62ae-9978-06bb2780ed98)
- [Polonia International Airport (KNO)](https://www.flightduration.online/airport/kno-medan-sumatra-island-polonia-international-airport/1ef266df-fd67-6476-919d-06bb2780ed98)
- [Flight duration calculator](/#calculator)