Distance From Borris-in-Ossory Airstrip to Ontario International Airport

The distance from Borris-in-Ossory Airstrip () to Ontario International Airport (ONT) is 5110 miles or 8223 kilometers or 4438 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 Borris-in-Ossory ( Ireland ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Borris-in-Ossory and Ontario takes around 11 hours 44 minutes.

Estimated flight time from Borris-in-Ossory Airstrip, Borris-in-Ossory, Ireland to Ontario International Airport, Ontario, United States is 11 hours 44 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		8223 km
Statute Miles		5110 miles
Nautical Miles		4438 nm
Avg. Time of Flight		11 hours 44 minutes

Borris-in-Ossory Airstrip to Ontario International Airport Flight Route Map - to ONT Flight Path

Location of Borris-in-Ossory Airstrip & Ontario International Airport is given below.
Click the map to view Borris-in-Ossory to Ontario nonstop flight path and travel direction.

Click to see flight route on Google Map between Borris-in-Ossory, Ireland and Ontario, United States. .

Nonstop flight route between Borris-in-Ossory, Ireland and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Borris-in-Ossory (Ireland) and Ontario (United States) is 8 Hours.
Ontario time is 8 Hours behind Borris-in-Ossory.

Location	Local Time
Borris-in-Ossory (Ireland)	2026-08-04, 10:53:42 IST
Ontario (United States)	2026-08-04, 02:53:42 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

Borris-in-Ossory Airstrip ( / ) Borris-in-Ossory, Ireland

Destination

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