The flight distance from London Heathrow Airport (LHR) in London, United Kingdom to Sines Airport (SIE) in Sines Airport, Portugal is 1,641 kilometers (1,019 miles / 886 nautical miles). The estimated flight time for this route is approximately 3h, flying south southwest at a heading of 207°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is an international route connecting United Kingdom with Portugal. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 10:03 in London, it's 10:03 in Sines Airport.

The return flight from Sines Airport (SIE) to London (LHR) follows a heading of 21° (north northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the London Heathrow Airport (LHR) and Sines Airport (SIE) detail pages, or use our flight duration calculator to compare other routes.