How far is Ontario, CA, from Cologne?

The distance between Cologne (Cologne Bonn Airport) and Ontario (Ontario International Airport) is 5690 miles / 9158 kilometers / 4945 nautical miles.

Distance from Cologne to Ontario

There are several ways to calculate the distance from Cologne to Ontario. Here are two standard methods:

Vincenty's formula (applied above)

• 5690.417 miles
• 9157.839 kilometers
• 4944.838 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula

• 5676.830 miles
• 9135.973 kilometers
• 4933.031 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Cologne to Ontario?

The estimated flight time from Cologne Bonn Airport to Ontario International Airport is 11 hours and 16 minutes.

What is the time difference between Cologne and Ontario?

The time difference between Cologne and Ontario is 9 hours. Ontario is 9 hours behind Cologne.

Flight carbon footprint between Cologne Bonn Airport (CGN) and Ontario International Airport (ONT)

On average, flying from Cologne to Ontario generates about 675 kg of CO2 per passenger, and 675 kilograms equals 1 488 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Cologne to Ontario

See the map of the shortest flight path between Cologne Bonn Airport (CGN) and Ontario International Airport (ONT).

Airport information

Origin	Cologne Bonn Airport
City:	Cologne
Country:	Germany
IATA Code:	CGN
ICAO Code:	EDDK
Coordinates:	50°51′57″N, 7°8′33″E

Destination	Ontario International Airport
City:	Ontario, CA
Country:	United States
IATA Code:	ONT
ICAO Code:	KONT
Coordinates:	34°3′21″N, 117°36′3″W