Distance From Rosemond Hospital Helipad to Ontario International Airport

The distance from Rosemond Hospital Helipad () to Ontario International Airport (ONT) is 4619 miles or 7433 kilometers or 4011 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 Cayenne ( French Guiana ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Cayenne and Ontario takes around 10 hours 37 minutes.

Estimated flight time from Rosemond Hospital Helipad, Cayenne, French Guiana to Ontario International Airport, Ontario, United States is 10 hours 37 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		7433 km
Statute Miles		4619 miles
Nautical Miles		4011 nm
Avg. Time of Flight		10 hours 37 minutes

Rosemond Hospital Helipad to Ontario International Airport Flight Route Map - to ONT Flight Path

Location of Rosemond Hospital Helipad & Ontario International Airport is given below.
Click the map to view Cayenne to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Cayenne, French Guiana and Ontario, United States. .

Nonstop flight route between Cayenne, French Guiana and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Cayenne (French Guiana) and Ontario (United States) is 5 Hours.
Ontario time is 5 Hours behind Cayenne.

Location	Local Time
Cayenne (French Guiana)	2025-12-06, 06:53:53 -03
Ontario (United States)	2025-12-06, 01:53:53 PST

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

Rosemond Hospital Helipad ( / ) Cayenne, French Guiana

Destination

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