Distance From Maithon Heliport to Ontario International Airport

The distance from Maithon Heliport () to Ontario International Airport (ONT) is 8131 miles or 13086 kilometers or 7061 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 Maithon ( India ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Maithon and Ontario takes around 18 hours 41 minutes.

Estimated flight time from Maithon Heliport, Maithon, India to Ontario International Airport, Ontario, United States is 18 hours 41 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		13086 km
Statute Miles		8131 miles
Nautical Miles		7061 nm
Avg. Time of Flight		18 hours 41 minutes

Maithon Heliport to Ontario International Airport Flight Route Map - to ONT Flight Path

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

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

Nonstop flight route between Maithon, India and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Maithon (India) and Ontario (United States) is 12 Hours 30 Minutes.
Ontario time is 12 Hours 30 Minutes behind Maithon.

Location	Local Time
Maithon (India)	2026-03-18, 10:26:51 IST
Ontario (United States)	2026-03-17, 21:56:51 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

Maithon Heliport ( / ) Maithon, India

Destination

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