# Distance from Grand-Santi (GSI) to Seattle (SEA)

> 8,010 km · estimated flight time 10h · Long-haul route.

## Summary

- **Distance**: 8,010 km / 4,977 mi / 4,325 nm
- **Estimated flight time**: 10h
- **Heading**: 319° (northwest)
- **Return heading**: 104° (east southeast)
- **Classification**: Long-haul
- **Type**: International (GF) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -4h (When it's 18:51 in Grand-Santi, it's 14:51 in Seattle)
- **Elevation difference**: 225 ft (SEA is higher than GSI)

## Airports

### [Grand-Santi Airport (GSI)](https://www.flightduration.online/airport/gsi-grand-santi-grand-santi-airport/1ef266df-c2f6-65b2-9095-06bb2780ed98)

- City: Grand-Santi, GF
- ICAO: SOGS
- Timezone: America/Cayenne
- Coordinates: 4.290000, -54.370000
- Elevation: 207 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 a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

Time-zone information: When it's 18:51 in Grand-Santi, it's 14:51 in Seattle.
The 4-hour time difference may cause some jet lag.

## Related

- [Grand-Santi Airport (GSI)](https://www.flightduration.online/airport/gsi-grand-santi-grand-santi-airport/1ef266df-c2f6-65b2-9095-06bb2780ed98)
- [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)