# Distance from Seoul (ICN) to Simara (SIF)

> 4,027 km · estimated flight time 6h · Long-haul route.

## Summary

- **Distance**: 4,027 km / 2,502 mi / 2,174 nm
- **Estimated flight time**: 6h
- **Heading**: 266° (west)
- **Return heading**: 63° (east northeast)
- **Classification**: Long-haul
- **Type**: International (South Korea) → Nepal
- **Time difference**: -3.25h (When it's 21:57 in Seoul, it's 18:42 in Simara)
- **Elevation difference**: 427 ft (SIF 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

### [Simara Airport (SIF)](https://www.flightduration.online/airport/sif-simara-simara-airport/1ef266df-f342-6950-adfb-06bb2780ed98)

- City: Simara, Nepal
- ICAO: VNSI
- Timezone: Asia/Kathmandu
- Coordinates: 27.160000, 84.980000
- Elevation: 450 ft

## Route notes

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 21:57 in Seoul, it's 18:42 in Simara.
The 3.25-hour time difference may cause some jet lag.

## Related

- [Incheon International Airport (ICN)](https://www.flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Simara Airport (SIF)](https://www.flightduration.online/airport/sif-simara-simara-airport/1ef266df-f342-6950-adfb-06bb2780ed98)
- [Flight duration calculator](/#calculator)