Shortest distance between Rock Hill and O'Fallon is 22.3 miles (35.88 km).
Flight distance from Rock Hill, MO to O'Fallon, MO is 22.3 miles. Estimated flight time is 00 hours 03 minutes.
The driving distance from Rock Hill, Missouri to O'Fallon, Missouri is: 28.8 miles (46.35 km) by car.
Driving from Rock Hill to O'Fallon will take approximately 00 hours 34 minutes.
The distance between Rock Hill and O'Fallon is 46 km if you choose to drive by road. You can go 00 hours 30 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 Rock Hill and O'Fallon. The current time is 07:13:31.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||00 hours 57 minutes|
|40 mph (64.37 km/h)||00 hours 43 minutes|
|50 mph (80.47 km/h)||00 hours 34 minutes|
|60 mph (96.56 km/h)||00 hours 28 minutes|
|70 mph (112.65 km/h)||00 hours 24 minutes|
|75 mph (120.7 km/h)||00 hours 23 minutes|
|80 mph (128.75 km/h)||00 hours 21 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 3.85 liters (1.02 gallon) of gas to cover the route between Rock Hill and O'Fallon.
The estimated cost of gas to go from Rock Hill to O'Fallon is $4.17 (diesel $4.93).
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 February 06, 2023.
The place names are translated into coordinates to approximate the distance between Rock Hill 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.