Distance From Sun Company-Radnor Heliport to Ontario International Airport

The distance from Sun Company-Radnor Heliport () to Ontario International Airport (ONT) is 2344 miles or 3772 kilometers or 2036 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 Radnor ( United States ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Radnor and Ontario takes around 5 hours 23 minutes.

Estimated flight time from Sun Company-Radnor Heliport, Radnor, United States to Ontario International Airport, Ontario, United States is 5 hours 23 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		3772 km
Statute Miles		2344 miles
Nautical Miles		2036 nm
Avg. Time of Flight		5 hours 23 minutes

Sun Company-Radnor Heliport to Ontario International Airport Flight Route Map - to ONT Flight Path

Location of Sun Company-Radnor Heliport & Ontario International Airport is given below.
Click the map to view Radnor to Ontario nonstop flight path and travel direction.

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

Nonstop flight route between Radnor, United States and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Radnor (United States) and Ontario (United States) is 3 Hours.
Ontario time is 3 Hours behind Radnor.

Location	Local Time
Radnor (United States)	2026-08-08, 00:49:57 EDT
Ontario (United States)	2026-08-07, 21:49:57 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

Sun Company-Radnor Heliport ( / 2PN9) Radnor, United States

Destination

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