How far is Lamar, MO from O'Fallon, MO?

Distance by Flight

Shortest distance between Lamar and O'Fallon is 214.52 miles (345.24 km).

Flight distance from Lamar, MO to O'Fallon, MO is 214.52 miles. Estimated flight time is 00 hours 33 minutes.

It takes 00 hours 30 minutes to travel from Lamar to O'Fallon with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Lamar, Missouri to O'Fallon, Missouri is: 279.33 miles (449.53 km) by car.

Driving from Lamar to O'Fallon will take approximately 04 hours 33 minutes.

#1 Lamar

City in Missouri

Population 4233
GPS Coordinates 37°29'42"N 94°16'36"W
Latitude 37.4950500
Longitude -94.2766100
Altitude 293
Country United States
O'Fallon image
#2 O'Fallon

The most populous city in St. Charles County, Missouri. It is located in the eastern part of the county. O'Fallon is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the O'Fallon City Hall and the O'Fallon History Museum.

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 Lamar and O'Fallon

The distance between Lamar and O'Fallon is 450 km if you choose to drive by road. You can go 04 hours 59 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 Lamar and O'Fallon. The current time is 12:43:42.

Average Speed Travel Time
30 mph (48.3 km/h) 09 hours 18 minutes
40 mph (64.37 km/h) 06 hours 59 minutes
50 mph (80.47 km/h) 05 hours 35 minutes
60 mph (96.56 km/h) 04 hours 39 minutes
70 mph (112.65 km/h) 03 hours 59 minutes
75 mph (120.7 km/h) 03 hours 43 minutes
80 mph (128.75 km/h) 03 hours 29 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 37.31 liters (9.86 gallon) of gas to cover the route between Lamar and O'Fallon.
The estimated cost of gas to go from Lamar to O'Fallon is $31.59 (diesel $43.63).

Missouri gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.21 $3.54 $3.86 $4.43
Total $31.59 $34.85 $38.05 $43.63

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 (in Missouri ) per gallon of daily gas for calculations is $3.205 (Diesel $4.426) /gallon. Last changed prices on March 28, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Lamar 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 Lamar 115.38 miles (186 km)

Driving distance from Castle Point, MO to Lamar 300.69 miles (484 km)

O'Fallon image

Driving distance from Columbia, MO to Lamar 200.61 miles (323 km)

Driving distance from East Independence, MO to Lamar 119.37 miles (192 km)

O'Fallon image

Driving distance from Independence, MO to Lamar 123.8 miles (199 km)

O'Fallon image

Driving distance from Kansas City, MO to Lamar 120.38 miles (194 km)

O'Fallon image

Driving distance from Lee's Summit, MO to Lamar 102.76 miles (165 km)

O'Fallon image

Driving distance from Saint Charles, MO to Lamar 293.74 miles (473 km)

O'Fallon image

Driving distance from Saint Joseph, MO to Lamar 181.55 miles (292 km)

O'Fallon image

Driving distance from St. Louis, MO to Lamar 290.1 miles (467 km)

O'Fallon image

Driving distance from Saint Peters, MO to Lamar 283.42 miles (456 km)

Gas Cost Calculator