How far is Bethany, MO from Saint Peters, MO?
Distance by Flight
Shortest distance between Bethany and Saint Peters is 207.7 miles (334.26 km).
Flight distance from Bethany, MO to Saint Peters, MO is 207.7 miles. Estimated flight time is 00 hours 31 minutes.
It takes 00 hours 28 minutes to travel from Bethany to Saint Peters with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Bethany, Missouri to Saint Peters, Missouri is: 262.88 miles (423.07 km) by car.
Driving from Bethany to Saint Peters will take approximately 04 hours 28 minutes.
#1 Bethany
| Population | |
|---|---|
| GPS Coordinates | 40°16'6"N 94°1'42"W |
| Latitude | 40.2683300 |
| Longitude | -94.0282900 |
| Altitude | 272 |
| Country | United States |
#2 Saint Peters
The most populous city in St. Charles County, Missouri. It is located on the Missouri River in eastern Missouri. Saint Peters is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Magic House Children's Museum and the Saint Peters Historical Society.
| Population | 58043 |
|---|---|
| GPS Coordinates | 38°48'1"N 90°37'35"W |
| Latitude | 38.8003300 |
| Longitude | -90.6265100 |
| Altitude | 134 |
| Country | United States |
Ending point in Saint Peters: I 70 West (-90.626511,38.800311)
Estimated Travel Time Between Bethany and Saint Peters
The distance between Bethany and Saint Peters is 423 km if you choose to drive by road. You can go 04 hours 42 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 Bethany and Saint Peters. The current time is 03:28:03.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 08 hours 45 minutes |
| 40 mph (64.37 km/h) | 06 hours 34 minutes |
| 50 mph (80.47 km/h) | 05 hours 15 minutes |
| 60 mph (96.56 km/h) | 04 hours 22 minutes |
| 70 mph (112.65 km/h) | 03 hours 45 minutes |
| 75 mph (120.7 km/h) | 03 hours 30 minutes |
| 80 mph (128.75 km/h) | 03 hours 16 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 35.11 liters (9.28 gallon) of gas to cover the route between Bethany and Saint Peters.
The estimated cost of gas to go from Bethany to Saint Peters is $29.73 (diesel $41.06).
Missouri gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.21 | $3.54 | $3.86 | $4.43 |
| Total | $29.73 | $32.8 | $35.81 | $41.06 |
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 December 29, 2025.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Bethany and Saint Peters (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 Bethany 287.9 miles (463 km)
Driving distance from East Independence, MO to Bethany 88.86 miles (143 km)
