# Distance from Seattle (SEA) to Thessaloniki (SKG)

> 9,650 km · estimated flight time 12h · Ultra-long-haul route.

## Summary

- **Distance**: 9,650 km / 5,996 mi / 5,211 nm
- **Estimated flight time**: 12h
- **Heading**: 26° (north northeast)
- **Return heading**: 337° (north northwest)
- **Classification**: Ultra-long-haul
- **Type**: International (United States) → Greece
- **Intercontinental**: North America → Europe
- **Time difference**: +10h (When it's 01:37 in Seattle, it's 11:37 in Thessaloniki)
- **Elevation difference**: 410 ft (SKG 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

### [Thessaloniki Macedonia International Airport (SKG)](https://www.flightduration.online/airport/skg-thessaloniki-thessaloniki-macedonia-international-airport/1ef266df-4eaa-6046-a3f1-06bb2780ed98)

- City: Thessaloniki, Greece
- ICAO: LGTS
- Timezone: Europe/Athens
- Coordinates: 40.520000, 22.970000
- Elevation: 22 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 01:37 in Seattle, it's 11:37 in Thessaloniki.
With a 10-hour time difference, expect significant jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Thessaloniki Macedonia International Airport (SKG)](https://www.flightduration.online/airport/skg-thessaloniki-thessaloniki-macedonia-international-airport/1ef266df-4eaa-6046-a3f1-06bb2780ed98)
- [Flight duration calculator](/#calculator)