Shortest distance between Hallsville and O'Fallon is 84.4 miles (135.83 km).
Flight distance from Hallsville, MO to O'Fallon, MO is 84.4 miles. Estimated flight time is 00 hours 11 minutes.
It takes 00 hours 10 minutes to travel from Hallsville to O'Fallon with an airplane (average speed of 550 miles).
The driving distance from Hallsville, Missouri to O'Fallon, Missouri is: 98.79 miles (158.99 km) by car.
Driving from Hallsville to O'Fallon will take approximately 01 hours 37 minutes.
The distance between Hallsville and O'Fallon is 159 km if you choose to drive by road. You can go 01 hours 45 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 Hallsville and O'Fallon. The current time is 21:06:00.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||03 hours 17 minutes|
|40 mph (64.37 km/h)||02 hours 28 minutes|
|50 mph (80.47 km/h)||01 hours 58 minutes|
|60 mph (96.56 km/h)||01 hours 38 minutes|
|70 mph (112.65 km/h)||01 hours 24 minutes|
|75 mph (120.7 km/h)||01 hours 19 minutes|
|80 mph (128.75 km/h)||01 hours 13 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 13.2 liters (3.49 gallon) of gas to cover the route between Hallsville and O'Fallon.
The estimated cost of gas to go from Hallsville to O'Fallon is $14.3 (diesel $16.9).
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 07, 2023.
The place names are translated into coordinates to approximate the distance between Hallsville 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.