# Distance from Constantine (CZL) to Seattle (SEA)

> 9,412 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,412 km / 5,848 mi / 5,082 nm
- **Estimated flight time**: 12h
- **Heading**: 328° (north northwest)
- **Return heading**: 39° (northeast)
- **Classification**: Ultra-long-haul
- **Type**: International (Algeria) → United States
- **Intercontinental**: Africa → North America
- **Time difference**: -8h (When it's 21:44 in Constantine, it's 13:44 in Seattle)
- **Elevation difference**: 1,833 ft (SEA is lower than CZL)

## Airports

### [Mohamed Boudiaf International Airport (CZL)](https://www.flightduration.online/airport/czl-constantine-mohamed-boudiaf-international-airport/1ef266de-b573-6bca-a28f-06bb2780ed98)

- City: Constantine, Algeria
- ICAO: DABC
- Timezone: Africa/Algiers
- Coordinates: 36.280000, 6.620000
- Elevation: 2,265 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 21:44 in Constantine, it's 13:44 in Seattle.
With a 8-hour time difference, expect significant jet lag.

## Related

- [Mohamed Boudiaf International Airport (CZL)](https://www.flightduration.online/airport/czl-constantine-mohamed-boudiaf-international-airport/1ef266de-b573-6bca-a28f-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)