# Distance from Merritt Island (COI) to Seoul (ICN)

> 12,169 km · estimated flight time 15h · Ultra-long-haul route.

## Summary

- **Distance**: 12,169 km / 7,562 mi / 6,571 nm
- **Estimated flight time**: 15h
- **Heading**: 337° (north northwest)
- **Return heading**: 25° (north northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → South Korea
- **Intercontinental**: North America → Asia
- **Time difference**: +13h (When it's 00:27 in Merritt Island, it's 13:27 in Seoul)
- **Elevation difference**: 17 ft (ICN 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

### [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 00:27 in Merritt Island, it's 13:27 in Seoul.
With a 13-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)
- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Flight duration calculator](/#calculator)