Shortest distance between Fenton and O'Fallon is 25 miles (40.24 km).
Flight distance from Fenton, MO to O'Fallon, MO is 25 miles. Estimated flight time is 00 hours 04 minutes.
The driving distance from Fenton, Missouri to O'Fallon, Missouri is: 33.81 miles (54.42 km) by car.
Driving from Fenton to O'Fallon will take approximately 00 hours 38 minutes.
The distance between Fenton and O'Fallon is 54 km if you choose to drive by road. You can go 00 hours 36 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 Fenton and O'Fallon. The current time is 21:01:09.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||01 hours 07 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 27 minutes|
|80 mph (128.75 km/h)||00 hours 25 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 4.52 liters (1.19 gallon) of gas to cover the route between Fenton and O'Fallon.
The estimated cost of gas to go from Fenton to O'Fallon is $4.89 (diesel $5.79).
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 $4.102 (Diesel $4.849) /gallon. Last changed prices on May 26, 2022.
The place names are translated into coordinates to approximate the distance between Fenton 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.