# Distance from Seoul (ICN) to Porto (OPO)

> 10,146 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,146 km / 6,305 mi / 5,479 nm
- **Estimated flight time**: 13h
- **Heading**: 328° (north northwest)
- **Return heading**: 34° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → Portugal
- **Intercontinental**: Asia → Europe
- **Time difference**: -8h (When it's 02:28 in Seoul, it's 18:28 in Porto)
- **Elevation difference**: 205 ft (OPO is higher than ICN)

## Airports

### [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

### [Francisco de Sa Carneiro Airport (OPO)](https://www.flightduration.online/airport/opo-porto-francisco-de-sa-carneiro-airport/1ef266df-55e0-6a2c-911f-06bb2780ed98)

- City: Porto, Portugal
- ICAO: LPPR
- Timezone: Europe/Lisbon
- Coordinates: 41.250000, -8.680000
- Elevation: 228 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 02:28 in Seoul, it's 18:28 in Porto.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Francisco de Sa Carneiro Airport (OPO)](https://www.flightduration.online/airport/opo-porto-francisco-de-sa-carneiro-airport/1ef266df-55e0-6a2c-911f-06bb2780ed98)
- [Flight duration calculator](/#calculator)