# Distance from Antofagasta (ANF) to Seattle (SEA)

> 9,433 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,433 km / 5,861 mi / 5,093 nm
- **Estimated flight time**: 12h
- **Heading**: 328° (north northwest)
- **Return heading**: 134° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Chile) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -3h (When it's 02:36 in Antofagasta, it's 23:36 in Seattle)
- **Elevation difference**: 23 ft (SEA is lower than ANF)

## Airports

### [Cerro Moreno Airport (ANF)](https://www.flightduration.online/airport/anf-antofagasta-cerro-moreno-airport/1ef266df-99f9-6b96-a1b9-06bb2780ed98)

- City: Antofagasta, Chile
- ICAO: SCFA
- Timezone: America/Santiago
- Coordinates: -23.440000, -70.450000
- Elevation: 455 ft

### [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

## 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 02:36 in Antofagasta, it's 23:36 in Seattle.
The 3-hour time difference may cause some jet lag.

## Related

- [Cerro Moreno Airport (ANF)](https://www.flightduration.online/airport/anf-antofagasta-cerro-moreno-airport/1ef266df-99f9-6b96-a1b9-06bb2780ed98)
- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)