# Distance from Cornelio Procopio (CKO) to Seoul (ICN)

> 18,398 km · estimated flight time 23h · Ultra-long-haul route.

## Summary

- **Distance**: 18,398 km / 11,432 mi / 9,934 nm
- **Estimated flight time**: 23h
- **Heading**: 9° (north)
- **Return heading**: 349° (north)
- **Classification**: Ultra-long-haul
- **Type**: International (Brazil) → South Korea
- **Intercontinental**: South America → Asia
- **Time difference**: +12h (When it's 15:14 in Cornelio Procopio, it's 03:14 in Seoul)
- **Elevation difference**: 1,831 ft (ICN is lower than CKO)

## Airports

### [Cornelio Procopio Airport (CKO)](https://www.flightduration.online/airport/cko-cornelio-procopio-cornelio-procopio-airport/1ef266df-c683-6ea0-98fb-06bb2780ed98)

- City: Cornelio Procopio, Brazil
- ICAO: SSCP
- Timezone: America/Sao_Paulo
- Coordinates: -23.150000, -50.600000
- Elevation: 1,854 ft

### [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)

- City: Seoul, South Korea
- ICAO: RKSI
- Timezone: Asia/Seoul
- Coordinates: 37.470000, 126.450000
- Elevation: 23 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 15:14 in Cornelio Procopio, it's 03:14 in Seoul.
With a 12-hour time difference, expect significant jet lag.

## Related

- [Cornelio Procopio Airport (CKO)](https://www.flightduration.online/airport/cko-cornelio-procopio-cornelio-procopio-airport/1ef266df-c683-6ea0-98fb-06bb2780ed98)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)