The flight distance from London Heathrow Airport (LHR) in London, United Kingdom to Adirondack Regional Airport (SLK) in Saranac Lake, United States is 5,314 kilometers (3,302 miles / 2,870 nautical miles). The estimated flight time for this route is approximately 7h, flying west northwest at a heading of 292°.

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 United States. It is an intercontinental flight between Europe and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 21:01 in London, it's 16:01 in Saranac Lake. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,580 feet between the two airports. Adirondack Regional Airport sits higher than London Heathrow Airport.

The return flight from Saranac Lake (SLK) to London (LHR) follows a heading of 54° (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 Adirondack Regional Airport (SLK) detail pages, or use our flight duration calculator to compare other routes.