The flight distance from Guarulhos - Governador Andre Franco Montoro International Airport (GRU) in Sao Paulo, Brazil to Keflavik International Airport (KEF) in Reykjavik, Iceland is 9,940 kilometers (6,176 miles / 5,367 nautical miles). The estimated flight time for this route is approximately 13h, flying north at a heading of 10°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

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

Time zone information: When it's 13:25 in Sao Paulo, it's 16:25 in Reykjavik. The 3-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 2,288 feet between the two airports. Keflavik International Airport sits lower than Guarulhos - Governador Andre Franco Montoro International Airport.

The return flight from Reykjavik (KEF) to Sao Paulo (GRU) follows a heading of 202° (south southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Guarulhos - Governador Andre Franco Montoro International Airport (GRU) and Keflavik International Airport (KEF) detail pages, or use our flight duration calculator to compare other routes.