Shortest distance between Arnold and O'Fallon is 31.37 miles (50.48 km).
Flight distance from Arnold, MO to O'Fallon, MO is 31.37 miles. Estimated flight time is 00 hours 05 minutes.
The driving distance from Arnold, Missouri to O'Fallon, Missouri is: 41.58 miles (66.92 km) by car.
Driving from Arnold to O'Fallon will take approximately 00 hours 43 minutes.
The distance between Arnold and O'Fallon is 67 km if you choose to drive by road. You can go 00 hours 44 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 Arnold and O'Fallon. The current time is 00:04:19.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||01 hours 23 minutes|
|40 mph (64.37 km/h)||01 hours 02 minutes|
|50 mph (80.47 km/h)||00 hours 49 minutes|
|60 mph (96.56 km/h)||00 hours 41 minutes|
|70 mph (112.65 km/h)||00 hours 35 minutes|
|75 mph (120.7 km/h)||00 hours 33 minutes|
|80 mph (128.75 km/h)||00 hours 31 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 5.55 liters (1.47 gallon) of gas to cover the route between Arnold and O'Fallon.
The estimated cost of gas to go from Arnold to O'Fallon is $4.85 (diesel $5.47).
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 $3.306 (Diesel $3.725) /gallon. Last changed prices on January 22, 2022.
The place names are translated into coordinates to approximate the distance between Arnold 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.