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.
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.
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|
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.
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.
Driving distance from East Independence, MO to Saint Clair 221.73 miles (357 km)