# Distance from Seoul (ICN) to Tetlin (TEH)

> 6,402 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,402 km / 3,978 mi / 3,457 nm
- **Estimated flight time**: 9h
- **Heading**: 32° (north northeast)
- **Return heading**: 290° (west northwest)
- **Classification**: Long-haul
- **Type**: International (South Korea) → United States
- **Intercontinental**: Asia → North America
- **Time difference**: -17h (When it's 02:59 in Seoul, it's 09:59 in Tetlin)
- **Elevation difference**: 1,648 ft (TEH is higher than ICN)

## Airports

### [Incheon International Airport (ICN)](https://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

### [Tetlin Airport (TEH)](https://flightduration.online/airport/teh-tetlin-tetlin-airport/1ef266de-ff52-6da4-b0f8-06bb2780ed98)

- City: Tetlin, United States
- ICAO: K3T4
- Timezone: America/Anchorage
- Coordinates: 63.120000, -142.520000
- Elevation: 1,671 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 02:59 in Seoul, it's 09:59 in Tetlin.
With a 17-hour time difference, expect significant jet lag.

## Related

- [Incheon International Airport (ICN)](https://flightduration.online/airport/icn-seoul-incheon-international-airport/1ef266df-8e0e-6aac-85a0-06bb2780ed98)
- [Tetlin Airport (TEH)](https://flightduration.online/airport/teh-tetlin-tetlin-airport/1ef266de-ff52-6da4-b0f8-06bb2780ed98)
- [Flight duration calculator](/#calculator)