Shortest distance between Salem and O'Fallon is 92.4 miles (148.71 km).
Flight distance from Salem, MO to O'Fallon, MO is 92.4 miles. Estimated flight time is 00 hours 14 minutes.
It takes 00 hours 12 minutes to travel from Salem to O'Fallon with an airplane (average speed of 550 miles).
The driving distance from Salem, Missouri to O'Fallon, Missouri is: 118.74 miles (191.1 km) by car.
Driving from Salem to O'Fallon will take approximately 02 hours 14 minutes.
The distance between Salem and O'Fallon is 191 km if you choose to drive by road. You can go 02 hours 07 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 Salem and O'Fallon. The current time is 03:36:43.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||03 hours 57 minutes|
|40 mph (64.37 km/h)||02 hours 58 minutes|
|50 mph (80.47 km/h)||02 hours 22 minutes|
|60 mph (96.56 km/h)||01 hours 58 minutes|
|70 mph (112.65 km/h)||01 hours 41 minutes|
|75 mph (120.7 km/h)||01 hours 34 minutes|
|80 mph (128.75 km/h)||01 hours 28 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 15.86 liters (4.19 gallon) of gas to cover the route between Salem and O'Fallon.
The estimated cost of gas to go from Salem to O'Fallon is $14.23 (diesel $15.6).
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 28, 2021.
The place names are translated into coordinates to approximate the distance between Salem 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.