Distance From François Desourdy Heliport to Ontario International Airport

The distance from François Desourdy Heliport () to Ontario International Airport (ONT) is 2516 miles or 4049 kilometers or 2185 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 Sherbrooke ( Canada ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Sherbrooke and Ontario takes around 5 hours 47 minutes.

Estimated flight time from François Desourdy Heliport, Sherbrooke, Canada to Ontario International Airport, Ontario, United States is 5 hours 47 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		4049 km
Statute Miles		2516 miles
Nautical Miles		2185 nm
Avg. Time of Flight		5 hours 47 minutes

François Desourdy Heliport to Ontario International Airport Flight Route Map - to ONT Flight Path

Location of François Desourdy Heliport & Ontario International Airport is given below.
Click the map to view Sherbrooke to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Sherbrooke, Canada and Ontario, United States. .

Nonstop flight route between Sherbrooke, Canada and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Sherbrooke (Canada) and Ontario (United States) is 4 Hours.
Ontario time is 4 Hours behind Sherbrooke.

Location	Local Time
Sherbrooke (Canada)	2026-06-18, 16:03:52 ADT
Ontario (United States)	2026-06-18, 12:03:52 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

François Desourdy Heliport ( / CSG7) Sherbrooke, Canada

Destination

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