# Distance from Seoul (ICN) to San Salvador (ILS)

> 13,220 km · estimated flight time 17h · Ultra-long-haul route.

## Summary

- **Distance**: 13,220 km / 8,215 mi / 7,138 nm
- **Estimated flight time**: 17h
- **Heading**: 40° (northeast)
- **Return heading**: 328° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (South Korea) → El Salvador
- **Intercontinental**: Asia → North America
- **Time difference**: -15h (When it's 06:27 in Seoul, it's 15:27 in San Salvador)
- **Elevation difference**: 1,998 ft (ILS 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

### [Ilopango International Airport (ILS)](https://www.flightduration.online/airport/ils-san-salvador-ilopango-international-airport/1ef266df-685d-69e8-b9fd-06bb2780ed98)

- City: San Salvador, El Salvador
- ICAO: MSSS
- Timezone: America/El_Salvador
- Coordinates: 13.700000, -89.120000
- Elevation: 2,021 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 06:27 in Seoul, it's 15:27 in San Salvador.
With a 15-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)
- [Ilopango International Airport (ILS)](https://www.flightduration.online/airport/ils-san-salvador-ilopango-international-airport/1ef266df-685d-69e8-b9fd-06bb2780ed98)
- [Flight duration calculator](/#calculator)