How far is Gray Summit, MO from O'Fallon, MO?
Distance by Flight
Shortest distance between Gray Summit and O'Fallon is 23.05 miles (37.09 km).
Flight distance from Gray Summit, MO to O'Fallon, MO is 23.05 miles. Estimated flight time is 00 hours 03 minutes.
Driving distance
The driving distance from Gray Summit, Missouri to O'Fallon, Missouri is: 32.57 miles (52.41 km) by car.
Driving from Gray Summit to O'Fallon will take approximately 00 hours 46 minutes.
#1 Gray Summit
Census designated place
| Population | 2701 |
|---|---|
| GPS Coordinates | 38°29'23"N 90°49'0"W |
| Latitude | 38.4897800 |
| Longitude | -90.8168000 |
| Altitude | 203 |
| Country | United States |
#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 |
Ending point in O'Fallon: (-90.699849,38.810674)
Estimated Travel Time Between Gray Summit and O'Fallon
The distance between Gray Summit and O'Fallon is 52 km if you choose to drive by road. You can go 00 hours 34 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 Gray Summit and O'Fallon. The current time is 00:18:33.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 01 hours 05 minutes |
| 40 mph (64.37 km/h) | 00 hours 48 minutes |
| 50 mph (80.47 km/h) | 00 hours 39 minutes |
| 60 mph (96.56 km/h) | 00 hours 32 minutes |
| 70 mph (112.65 km/h) | 00 hours 27 minutes |
| 75 mph (120.7 km/h) | 00 hours 26 minutes |
| 80 mph (128.75 km/h) | 00 hours 24 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 4.35 liters (1.15 gallon) of gas to cover the route between Gray Summit and O'Fallon.
The estimated cost of gas to go from Gray Summit to O'Fallon is $3.68 (diesel $5.09).
Missouri gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.21 | $3.54 | $3.86 | $4.43 |
| Total | $3.68 | $4.06 | $4.44 | $5.09 |
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 April 27, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Gray Summit 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
Driving distance from Castle Point, MO to Gray Summit 51.81 miles (83 km)
Driving distance from East Independence, MO to Gray Summit 219.35 miles (353 km)
