# Distance from Seattle (SEA) to Chaiten (WCH)

> 11,167 km · estimated flight time 14h · Ultra-long-haul route.

## Summary

- **Distance**: 11,167 km / 6,939 mi / 6,029 nm
- **Estimated flight time**: 14h
- **Heading**: 145° (southeast)
- **Return heading**: 328° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Chile
- **Intercontinental**: North America → South America
- **Time difference**: +3h (When it's 18:28 in Seattle, it's 21:28 in Chaiten)
- **Elevation difference**: 419 ft (WCH is lower than SEA)

## Airports

### [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)

- City: Seattle, United States
- ICAO: KSEA
- Timezone: America/Los_Angeles
- Coordinates: 47.450000, -122.310000
- Elevation: 432 ft

### [Chaiten Airport (WCH)](https://www.flightduration.online/airport/wch-chaiten-chaiten-airport/1ef266df-9dfe-6be2-9e33-06bb2780ed98)

- City: Chaiten, Chile
- ICAO: SCTN
- Timezone: America/Santiago
- Coordinates: -42.930000, -72.700000
- Elevation: 13 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 18:28 in Seattle, it's 21:28 in Chaiten.
The 3-hour time difference may cause some jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Chaiten Airport (WCH)](https://www.flightduration.online/airport/wch-chaiten-chaiten-airport/1ef266df-9dfe-6be2-9e33-06bb2780ed98)
- [Flight duration calculator](/#calculator)