Shortest distance between Tarkio and O'Fallon is 273.18 miles (439.64 km).
Flight distance from Tarkio, MO to O'Fallon, MO is 273.18 miles. Estimated flight time is 00 hours 40 minutes.
It takes 00 hours 36 minutes to travel from Tarkio to O'Fallon with an airplane (average speed of 550 miles).
The driving distance from Tarkio, Missouri to O'Fallon, Missouri is: 337.34 miles (542.9 km) by car.
Driving from Tarkio to O'Fallon will take approximately 05 hours 27 minutes.
The distance between Tarkio and O'Fallon is 543 km if you choose to drive by road. You can go 06 hours 01 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 Tarkio and O'Fallon. The current time is 06:23:24.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||11 hours 14 minutes|
|40 mph (64.37 km/h)||08 hours 26 minutes|
|50 mph (80.47 km/h)||06 hours 44 minutes|
|60 mph (96.56 km/h)||05 hours 37 minutes|
|70 mph (112.65 km/h)||04 hours 49 minutes|
|75 mph (120.7 km/h)||04 hours 29 minutes|
|80 mph (128.75 km/h)||04 hours 12 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 45.06 liters (11.9 gallon) of gas to cover the route between Tarkio and O'Fallon.
The estimated cost of gas to go from Tarkio to O'Fallon is $48.83 (diesel $57.72).
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 June 28, 2022.
The place names are translated into coordinates to approximate the distance between Tarkio 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.