How far is Byrnes Mill from O'Fallon?

Distance by Flight

Shortest distance between Byrnes Mill and O'Fallon is 26.53 miles (42.7 km).

Flight distance from Byrnes Mill, MO to O'Fallon, MO is 26.53 miles. Estimated flight time is 00 hours 05 minutes.

Driving distance

The driving distance from Byrnes Mill, Missouri to O'Fallon, Missouri is: 44.25 miles (71.22 km) by car.

Driving from Byrnes Mill to O'Fallon will take approximately 00 hours 51 minutes.

O'Fallon image
#1 Byrnes Mill

City in Jefferson County, Missouri, United States

Population 3015
GPS Coordinates 38°26'16"N 90°34'54"W
Latitude 38.4378300
Longitude -90.5817900
Altitude 143
Country United States
O'Fallon image
#2 O'Fallon

City in St. Charles County, Missouri, United States

Population 89769
GPS Coordinates 38°48'38"N 90°41'59"W
Latitude 38.8106100
Longitude -90.6998500
Altitude 165
Country United States

Estimated Travel Time Between Byrnes Mill and O'Fallon

The distance between Byrnes Mill and O'Fallon is 71 km if you choose to drive by road. You can go 00 hours 47 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 Byrnes Mill and O'Fallon. The current time is 04:46:02.

Average Speed Travel Time
30 mph (48.3 km/h) 01 hours 28 minutes
40 mph (64.37 km/h) 01 hours 06 minutes
50 mph (80.47 km/h) 00 hours 53 minutes
60 mph (96.56 km/h) 00 hours 44 minutes
70 mph (112.65 km/h) 00 hours 37 minutes
75 mph (120.7 km/h) 00 hours 35 minutes
80 mph (128.75 km/h) 00 hours 33 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 5.91 liters (1.56 gallon) of gas to cover the route between Byrnes Mill and O'Fallon.
The estimated cost of gas to go from Byrnes Mill to O'Fallon is $5.16 (diesel $5.82).

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 $3.306 (Diesel $3.725) /gallon. Last changed prices on January 20, 2022.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Byrnes Mill 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.

Distance to Other Cities

O'Fallon image

Driving distance from Blue Springs, MO to Byrnes Mill 232.02 miles (373 km)

Driving distance from Castle Point, MO to Byrnes Mill 40.63 miles (65 km)

O'Fallon image

Driving distance from Columbia, MO to Byrnes Mill 125.71 miles (202 km)

O'Fallon image

Driving distance from Florissant, MO to Byrnes Mill 37.48 miles (60 km)

O'Fallon image

Driving distance from Independence, MO to Byrnes Mill 240.9 miles (388 km)

O'Fallon image

Driving distance from Joplin, MO to Byrnes Mill 260.9 miles (420 km)

O'Fallon image

Driving distance from Kansas City, MO to Byrnes Mill 248.88 miles (401 km)

O'Fallon image

Driving distance from Lee's Summit, MO to Byrnes Mill 247.8 miles (399 km)

O'Fallon image
O'Fallon image

Driving distance from Saint Joseph, MO to Byrnes Mill 306.6 miles (493 km)

O'Fallon image

Driving distance from St. Louis, MO to Byrnes Mill 29.63 miles (48 km)

Gas Cost Calculator

Find hotel in