Distance From Zürich Airport to Ontario International Airport, ZRH - ONT Distance

The distance from Zürich Airport (ZRH) to Ontario International Airport (ONT) is 5893 miles or 9484 kilometers or 5118 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 Zurich ( Switzerland ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Zurich and Ontario takes around 13 hours 32 minutes.

Estimated flight time from Zürich Airport, Zurich, Switzerland to Ontario International Airport, Ontario, United States is 13 hours 32 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 • ZRH - ONT

Kilometers		9484 km
Statute Miles		5893 miles
Nautical Miles		5118 nm
Avg. Time of Flight		13 hours 32 minutes

Zürich Airport to Ontario International Airport Flight Route Map - ZRH to ONT Flight Path

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

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

Nonstop flight route between Zurich, Switzerland and Ontario, United States.

Time Difference Between the Airports • ZRH - ONT

Time difference between Zurich (Switzerland) and Ontario (United States) is 9 Hours.
Ontario time is 9 Hours behind Zurich.

Location	Local Time
Zurich (Switzerland)	2026-06-14, 00:15:46 CEST
Ontario (United States)	2026-06-13, 15:15:46 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

Zürich Airport (ZRH / LSZH) Zurich, Switzerland

Destination

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