How far is Saint Clair from O'Fallon?

Distance by Flight

Shortest distance between Saint Clair and O'Fallon is 35.55 miles (57.22 km).

Flight distance from Saint Clair, MO to O'Fallon, MO is 35.55 miles. Estimated flight time is 00 hours 06 minutes.

Driving distance

The driving distance from Saint Clair, Missouri to O'Fallon, Missouri is: 50.12 miles (80.66 km) by car.

Driving from Saint Clair to O'Fallon will take approximately 01 hours 04 minutes.

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#1 Saint Clair

City in Franklin County, Missouri, United States

Population 4689
GPS Coordinates 38°20'43"N 90°58'51"W
Latitude 38.3453300
Longitude -90.9809700
Altitude 234
Country United States
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#2 O'Fallon

City in St. Charles County, Missouri, United States

Population 89769
GPS Coordinates 38°48'38"N 90°41'59"W
Latitude 38.8106100
Longitude -90.6998500
Altitude 165
Country United States

Estimated Travel Time Between Saint Clair and O'Fallon

The distance between Saint Clair and O'Fallon is 81 km if you choose to drive by road. You can go 00 hours 53 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between Saint Clair and O'Fallon. The current time is 06:39:36.

Average Speed Travel Time
30 mph (48.3 km/h) 01 hours 40 minutes
40 mph (64.37 km/h) 01 hours 15 minutes
50 mph (80.47 km/h) 01 hours 00 minutes
60 mph (96.56 km/h) 00 hours 50 minutes
70 mph (112.65 km/h) 00 hours 42 minutes
75 mph (120.7 km/h) 00 hours 40 minutes
80 mph (128.75 km/h) 00 hours 37 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 6.69 liters (1.77 gallon) of gas to cover the route between Saint Clair and O'Fallon.
The estimated cost of gas to go from Saint Clair to O'Fallon is $6 (diesel $6.59).

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price per gallon of daily gas for calculations is $3.395 (Diesel $3.724) /gallon. Last changed prices on November 29, 2021.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Saint Clair and O'Fallon (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

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Driving distance from Castle Point, MO to Saint Clair 63.38 miles (102 km)

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Driving distance from Columbia, MO to Saint Clair 106.69 miles (172 km)

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Driving distance from Florissant, MO to Saint Clair 60.24 miles (97 km)

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Driving distance from Independence, MO to Saint Clair 221.87 miles (357 km)

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Driving distance from Joplin, MO to Saint Clair 232.6 miles (374 km)

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Driving distance from Kansas City, MO to Saint Clair 229.85 miles (370 km)

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Driving distance from Lee's Summit, MO to Saint Clair 211.02 miles (340 km)

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Driving distance from Saint Joseph, MO to Saint Clair 287.58 miles (463 km)

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Driving distance from St. Louis, MO to Saint Clair 52.8 miles (85 km)

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