How far is O'Fallon, MO from St. Louis, MO?

Distance by Flight

Shortest distance between O'Fallon and St. Louis is 29.88 miles (48.08 km).

Flight distance from O'Fallon, MO to St. Louis, MO is 29.88 miles. Estimated flight time is 00 hours 04 minutes.

Driving distance

The driving distance from O'Fallon, Missouri to St. Louis, Missouri is: 33.48 miles (53.88 km) by car.

Driving from O'Fallon to St. Louis will take approximately 00 hours 37 minutes.

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#1 O'Fallon

The most populous city in St. Charles County, Missouri. It is located in the eastern part of the county. O'Fallon is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the O'Fallon City Hall and the O'Fallon History Museum.

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

The second most populous city in Missouri and the center of the St. Louis metropolitan area. It is located on the Mississippi River in eastern Missouri. St. Louis is known for its Gateway Arch, its baseball team, the St. Louis Cardinals, and its many attractions, such as the St. Louis Zoo and the Missouri Botanical Garden.

Population 315685
GPS Coordinates 38°37'38"N 90°11'52"W
Latitude 38.6272700
Longitude -90.1978900
Altitude 142
Country United States

Estimated Travel Time Between O'Fallon and St. Louis

The distance between O'Fallon and St. Louis is 54 km if you choose to drive by road. You can go 00 hours 35 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 O'Fallon and St. Louis. The current time is 18:56:22.

Average Speed Travel Time
30 mph (48.3 km/h) 01 hours 06 minutes
40 mph (64.37 km/h) 00 hours 50 minutes
50 mph (80.47 km/h) 00 hours 40 minutes
60 mph (96.56 km/h) 00 hours 33 minutes
70 mph (112.65 km/h) 00 hours 28 minutes
75 mph (120.7 km/h) 00 hours 26 minutes
80 mph (128.75 km/h) 00 hours 25 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 4.47 liters (1.18 gallon) of gas to cover the route between O'Fallon and St. Louis.
The estimated cost of gas to go from O'Fallon to St. Louis is $3.79 (diesel $5.23).

Missouri gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.21 $3.54 $3.86 $4.43
Total $3.79 $4.18 $4.56 $5.23

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 (in Missouri ) per gallon of daily gas for calculations is $3.205 (Diesel $4.426) /gallon. Last changed prices on March 28, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between O'Fallon and St. Louis (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 Blue Springs, MO to O'Fallon 199.18 miles (321 km)

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Driving distance from Cape Girardeau, MO to O'Fallon 141.5 miles (228 km)

Driving distance from Castle Point, MO to O'Fallon 28.32 miles (46 km)

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Driving distance from Chesterfield, MO to O'Fallon 17.36 miles (28 km)

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Driving distance from Columbia, MO to O'Fallon 92.87 miles (149 km)

Driving distance from East Independence, MO to O'Fallon 207.91 miles (335 km)

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Driving distance from Florissant, MO to O'Fallon 25.17 miles (41 km)

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Driving distance from Independence, MO to O'Fallon 208.06 miles (335 km)

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Driving distance from Jefferson City, MO to O'Fallon 101.18 miles (163 km)

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Driving distance from Joplin, MO to O'Fallon 279.33 miles (450 km)

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Driving distance from Kansas City, MO to O'Fallon 216.04 miles (348 km)

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Driving distance from Lee's Summit, MO to O'Fallon 214.96 miles (346 km)

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