Distance From Ummern Airfield to Ontario International Airport

The distance from Ummern Airfield () to Ontario International Airport (ONT) is 5681 miles or 9143 kilometers or 4934 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 Gifhorn ( Germany ) to Ontario ( United States )?

A one-way nonstop (direct) flight between Gifhorn and Ontario takes around 13 hours 3 minutes.

Estimated flight time from Ummern Airfield, Gifhorn, Germany to Ontario International Airport, Ontario, United States is 13 hours 3 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		9143 km
Statute Miles		5681 miles
Nautical Miles		4934 nm
Avg. Time of Flight		13 hours 3 minutes

Ummern Airfield to Ontario International Airport Flight Route Map - to ONT Flight Path

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

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

Nonstop flight route between Gifhorn, Germany and Ontario, United States.

Time Difference Between the Airports • - ONT

Time difference between Gifhorn (Germany) and Ontario (United States) is 9 Hours.
Ontario time is 9 Hours behind Gifhorn.

Location	Local Time
Gifhorn (Germany)	2026-06-17, 12:00:23 CEST
Ontario (United States)	2026-06-17, 03:00:23 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

Ummern Airfield ( / ) Gifhorn, Germany

Destination

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