# Distance from Machala (MCH) to Seattle (SEA)

> 6,984 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,984 km / 4,340 mi / 3,771 nm
- **Estimated flight time**: 9h
- **Heading**: 329° (north northwest)
- **Return heading**: 131° (southeast)
- **Classification**: Long-haul
- **Type**: International (Ecuador) → United States
- **Intercontinental**: South America → North America
- **Time difference**: -2h (When it's 22:47 in Machala, it's 20:47 in Seattle)
- **Elevation difference**: 421 ft (SEA is higher than MCH)

## Airports

### [General Manuel Serrano Airport (MCH)](https://www.flightduration.online/airport/mch-machala-general-manuel-serrano-airport/1ef266df-a530-6ef6-b9ea-06bb2780ed98)

- City: Machala, Ecuador
- ICAO: SEMH
- Timezone: America/Guayaquil
- Coordinates: -3.270000, -79.960000
- Elevation: 11 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 22:47 in Machala, it's 20:47 in Seattle.

## Related

- [General Manuel Serrano Airport (MCH)](https://www.flightduration.online/airport/mch-machala-general-manuel-serrano-airport/1ef266df-a530-6ef6-b9ea-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)