Distance From Grand Couronne Heliport to Ontario International Airport

The distance from Grand Couronne Heliport () to Ontario International Airport (ONT) is 5556 miles or 8941 kilometers or 4825 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.

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How long does it take to travel from Rouen ( France ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Rouen and Ontario takes around 12 hours 46 minutes.

Estimated flight time from Grand Couronne Heliport, Rouen, France to Ontario International Airport, Ontario, United States is 12 hours 46 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 • - ONT

Kilometers		8941 km
Statute Miles		5556 miles
Nautical Miles		4825 nm
Avg. Time of Flight		12 hours 46 minutes

Grand Couronne Heliport to Ontario International Airport Flight Route Map - to ONT Flight Path

Location of Grand Couronne Heliport & Ontario International Airport is given below.
Click the map to view Rouen to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Rouen, France and Ontario, United States. .

Nonstop flight route between Rouen, France and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Rouen (France) and Ontario (United States) is 8 Hours.
Ontario time is 8 Hours behind Rouen.

Location	Local Time
Rouen (France)	2026-03-19, 19:38:19 CET
Ontario (United States)	2026-03-19, 11:38:19 PDT

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.

Origin

Grand Couronne Heliport ( / ) Rouen, France

Destination

Ontario International Airport (ONT / KONT) Ontario, United States