Distance From South Boston Medical Heliport to Ontario International Airport

The distance from South Boston Medical Heliport () to Ontario International Airport (ONT) is 2173 miles or 3497 kilometers or 1887 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 South Boston ( United States ) to Ontario ( United States )?

A one-way nonstop (direct) flight between South Boston and Ontario takes around 4 hours 59 minutes.

Estimated flight time from South Boston Medical Heliport, South Boston, United States to Ontario International Airport, Ontario, United States is 4 hours 59 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		3497 km
Statute Miles		2173 miles
Nautical Miles		1887 nm
Avg. Time of Flight		4 hours 59 minutes

South Boston Medical Heliport to Ontario International Airport Flight Route Map - to ONT Flight Path

Location of South Boston Medical Heliport & Ontario International Airport is given below.
Click the map to view South Boston to Ontario nonstop flight path and travel direction.

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

Nonstop flight route between South Boston, United States and Ontario, United States.

Time Difference Between the Airports • - ONT

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

Location	Local Time
South Boston (United States)	2026-06-23, 20:09:52 EDT
Ontario (United States)	2026-06-23, 17:09:52 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

South Boston Medical Heliport ( / 5VA0) South Boston, United States

Destination

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