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How far is Quincy, IL, from Ontario, CA?

The distance between Ontario (Ontario International Airport) and Quincy (Quincy Regional Airport) is 1510 miles / 2430 kilometers / 1312 nautical miles.

The driving distance from Ontario (ONT) to Quincy (UIN) is 1814 miles / 2920 kilometers, and travel time by car is about 31 hours 44 minutes.

Ontario International Airport – Quincy Regional Airport

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1510
Miles
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2430
Kilometers
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1312
Nautical miles

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Distance from Ontario to Quincy

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

Vincenty's formula (applied above)
  • 1509.643 miles
  • 2429.535 kilometers
  • 1311.844 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
  • 1506.597 miles
  • 2424.633 kilometers
  • 1309.197 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 Ontario to Quincy?

The estimated flight time from Ontario International Airport to Quincy Regional Airport is 3 hours and 21 minutes.

Flight carbon footprint between Ontario International Airport (ONT) and Quincy Regional Airport (UIN)

On average, flying from Ontario to Quincy generates about 180 kg of CO2 per passenger, and 180 kilograms equals 397 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ontario to Quincy

See the map of the shortest flight path between Ontario International Airport (ONT) and Quincy Regional Airport (UIN).

Airport information

Origin Ontario International Airport
City: Ontario, CA
Country: United States Flag of United States
IATA Code: ONT
ICAO Code: KONT
Coordinates: 34°3′21″N, 117°36′3″W
Destination Quincy Regional Airport
City: Quincy, IL
Country: United States Flag of United States
IATA Code: UIN
ICAO Code: KUIN
Coordinates: 39°56′33″N, 91°11′40″W