# Distance from Seattle (SEA) to Chillan (YAI)

> 10,595 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,595 km / 6,583 mi / 5,721 nm
- **Estimated flight time**: 13h
- **Heading**: 142° (southeast)
- **Return heading**: 329° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Chile
- **Intercontinental**: North America → South America
- **Time difference**: +3h (When it's 00:48 in Seattle, it's 03:48 in Chillan)
- **Elevation difference**: 63 ft (YAI is higher 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

### [Gral. Bernardo O´Higgins Airport (YAI)](https://www.flightduration.online/airport/yai-chillan-gral-bernardo-ohiggins-airport/1ef266df-9857-6130-88a5-06bb2780ed98)

- City: Chillan, Chile
- ICAO: SCCH
- Timezone: America/Santiago
- Coordinates: -36.580000, -72.030000
- Elevation: 495 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 00:48 in Seattle, it's 03:48 in Chillan.
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)
- [Gral. Bernardo O´Higgins Airport (YAI)](https://www.flightduration.online/airport/yai-chillan-gral-bernardo-ohiggins-airport/1ef266df-9857-6130-88a5-06bb2780ed98)
- [Flight duration calculator](/#calculator)