The flight distance from London Heathrow Airport (LHR) in London, United Kingdom to Marechal Cunha Machado International Airport (SLZ) in Sao Luis, Brazil is 7,288 kilometers (4,529 miles / 3,935 nautical miles). The estimated flight time for this route is approximately 10h, flying southwest at a heading of 229°.

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.

This is an international route connecting United Kingdom with Brazil. It is an intercontinental flight between Europe and South America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 06:39 in London, it's 03:39 in Sao Luis. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Sao Luis (SLZ) to London (LHR) follows a heading of 28° (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 Marechal Cunha Machado International Airport (SLZ) detail pages, or use our flight duration calculator to compare other routes.