# Distance from Miami (MIA) to Sines Airport (SIE)

> 6,721 km · estimated flight time 9h · Long-haul route.

## Summary

- **Distance**: 6,721 km / 4,176 mi / 3,629 nm
- **Estimated flight time**: 9h
- **Heading**: 59° (east northeast)
- **Return heading**: 281° (west)
- **Classification**: Long-haul
- **Type**: International (United States) → Portugal
- **Intercontinental**: North America → Europe
- **Time difference**: +5h (When it's 22:08 in Miami, it's 03:08 in Sines Airport)
- **Elevation difference**: 9 ft (SIE is lower than MIA)

## Airports

### [Miami International Airport (MIA)](https://www.flightduration.online/airport/mia-miami-miami-international-airport/1ef266df-2aed-607c-b6e6-06bb2780ed98)

- City: Miami, United States
- ICAO: KMIA
- Timezone: America/New_York
- Coordinates: 25.800000, -80.290000
- Elevation: 9 ft

### [Sines Airport (SIE)](https://www.flightduration.online/airport/sie-sines-airport/1ef266df-55f7-63c6-861d-06bb2780ed98)

- City: Sines Airport, Portugal
- ICAO: LPSI
- Timezone: Europe/Lisbon
- Coordinates: 37.940000, -8.820000
- Elevation: 0 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 22:08 in Miami, it's 03:08 in Sines Airport.
The 5-hour time difference may cause some jet lag.

## Related

- [Miami International Airport (MIA)](https://www.flightduration.online/airport/mia-miami-miami-international-airport/1ef266df-2aed-607c-b6e6-06bb2780ed98)
- [Sines Airport (SIE)](https://www.flightduration.online/airport/sie-sines-airport/1ef266df-55f7-63c6-861d-06bb2780ed98)
- [Flight duration calculator](/#calculator)