The distance from Grand Couronne Heliport () to Buffalo Niagara International Airport (BUF) is 3661 miles or 5892 kilometers or 3179 nautical miles.
The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.
5892 kilometers is the direct flight distance between Grand Couronne Heliport (France) and Buffalo Niagara International Airport (United States).
How long does it take to travel from Rouen ( France ) to Buffalo ( United States )?
A one-way nonstop (direct) flight between Rouen and Buffalo takes around 8 hours 25 minutes.
Estimated
flight time from Grand Couronne Heliport, Rouen, France to Buffalo Niagara International Airport, Buffalo, United States is
8 hours 25 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.
Travel Distance Between the Airports • - BUF
| Kilometers | | 5892 km |
| Statute Miles | | 3661 miles |
| Nautical Miles | | 3179 nm |
| Avg. Time of Flight | | 8 hours 25 minutes |
Grand Couronne Heliport to Buffalo Niagara International Airport Flight Route Map - to BUF Flight Path
Location of Grand Couronne Heliport & Buffalo Niagara International Airport is given below.
Click the map to view Rouen to Buffalo nonstop flight path and travel direction.
Click to see flight route on Google Map between Rouen, France and Buffalo, United States. .
Nonstop flight route between Rouen, France and Buffalo, United States.
Time Difference Between the Airports • - BUF
Time difference between
Rouen (France) and
Buffalo (United States) is 6 Hours.
Buffalo time is 6 Hours behind Rouen.
| Location | Local Time |
| Rouen (France) | 2026-05-01, 12:49:35 CEST |
| Buffalo (United States) | 2026-05-01, 06:49:35 EDT |
Why should you arrive 3 hours before international flight?
Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.