# Distance from Seattle (SEA) to Santiago (STI)

> 5,583 km · estimated flight time 8h · Long-haul route.

## Summary

- **Distance**: 5,583 km / 3,469 mi / 3,014 nm
- **Estimated flight time**: 8h
- **Heading**: 106° (east southeast)
- **Return heading**: 316° (northwest)
- **Classification**: Long-haul
- **Type**: International (United States) → Dominican Republic
- **Time difference**: +3h (When it's 22:13 in Seattle, it's 01:13 in Santiago)
- **Elevation difference**: 133 ft (STI is higher 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

### [Cibao International Airport (STI)](https://www.flightduration.online/airport/sti-santiago-cibao-international-airport/1ef266df-5beb-60a2-9076-06bb2780ed98)

- City: Santiago, Dominican Republic
- ICAO: MDST
- Timezone: America/Santo_Domingo
- Coordinates: 19.410000, -70.600000
- Elevation: 565 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 22:13 in Seattle, it's 01:13 in Santiago.
The 3-hour time difference may cause some jet lag.

## Related

- [Seattle-Tacoma International Airport (SEA)](https://www.flightduration.online/airport/sea-seattle-seattle-tacoma-international-airport/1ef266df-37e8-64a2-a4f1-06bb2780ed98)
- [Cibao International Airport (STI)](https://www.flightduration.online/airport/sti-santiago-cibao-international-airport/1ef266df-5beb-60a2-9076-06bb2780ed98)
- [Flight duration calculator](/#calculator)