Shortest distance between Barnhart and O'Fallon is 36.23 miles (58.3 km).
Flight distance from Barnhart, MO to O'Fallon, MO is 36.23 miles. Estimated flight time is 00 hours 05 minutes.
The driving distance from Barnhart, Missouri to O'Fallon, Missouri is: 48.47 miles (78 km) by car.
Driving from Barnhart to O'Fallon will take approximately 00 hours 50 minutes.
The distance between Barnhart and O'Fallon is 78 km if you choose to drive by road. You can go 00 hours 51 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 Barnhart and O'Fallon. The current time is 04:54:16.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||01 hours 36 minutes|
|40 mph (64.37 km/h)||01 hours 12 minutes|
|50 mph (80.47 km/h)||00 hours 58 minutes|
|60 mph (96.56 km/h)||00 hours 48 minutes|
|70 mph (112.65 km/h)||00 hours 41 minutes|
|75 mph (120.7 km/h)||00 hours 38 minutes|
|80 mph (128.75 km/h)||00 hours 36 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 6.47 liters (1.71 gallon) of gas to cover the route between Barnhart and O'Fallon.
The estimated cost of gas to go from Barnhart to O'Fallon is $5.68 (diesel $6.46).
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 $3.323 (Diesel $3.78) /gallon. Last changed prices on January 26, 2022.
The place names are translated into coordinates to approximate the distance between Barnhart 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.