# Distance from Concepcion (CIO) to Seattle (SEA)

> 10,197 km · estimated flight time 13h · Ultra-long-haul route.

## Summary

- **Distance**: 10,197 km / 6,336 mi / 5,506 nm
- **Estimated flight time**: 13h
- **Heading**: 322° (northwest)
- **Return heading**: 124° (southeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Paraguay) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -4h (When it's 20:54 in Concepcion, it's 16:54 in Seattle)
- **Elevation difference**: 179 ft (SEA is higher than CIO)

## Airports

### [Teniente Col Carmelo Peralta Airport (CIO)](https://www.flightduration.online/airport/cio-concepcion-teniente-col-carmelo-peralta-airport/1ef266df-a5e5-684c-b692-06bb2780ed98)

- City: Concepcion, Paraguay
- ICAO: SGCO
- Timezone: America/Asuncion
- Coordinates: -23.440000, -57.430000
- Elevation: 253 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 20:54 in Concepcion, it's 16:54 in Seattle.
The 4-hour time difference may cause some jet lag.

## Related

- [Teniente Col Carmelo Peralta Airport (CIO)](https://www.flightduration.online/airport/cio-concepcion-teniente-col-carmelo-peralta-airport/1ef266df-a5e5-684c-b692-06bb2780ed98)
- [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)