The flight distance from Cluj-Napoca International Airport (CLJ) in Cluj-Napoca, Romania to Guarulhos - Governador Andre Franco Montoro International Airport (GRU) in Sao Paulo, Brazil is 10,497 kilometers (6,522 miles / 5,668 nautical miles). The estimated flight time for this route is approximately 13h, flying west southwest at a heading of 240°.

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 Romania 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 04:13 in Cluj-Napoca, it's 23:13 in Sao Paulo. 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 1,423 feet between the two airports. Guarulhos - Governador Andre Franco Montoro International Airport sits higher than Cluj-Napoca International Airport.

The return flight from Sao Paulo (GRU) to Cluj-Napoca (CLJ) follows a heading of 40° (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 Cluj-Napoca International Airport (CLJ) and Guarulhos - Governador Andre Franco Montoro International Airport (GRU) detail pages, or use our flight duration calculator to compare other routes.