How far is Saint Clair, MI from Wentzville, MO?
The driving distance from Saint Clair, MI to Wentzville, MO is about 604.3 miles (972.5 km), with a travel time of about 11h 40m by car.
- The straight-line flight distance is about 517.5 miles (832.8 km).
- For a round trip, plan for roughly 23h 21m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 11h 40m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Madison County, Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Saint Clair and Wentzville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Clair and Wentzville.
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1
Start on the route
74 m · 20 sec
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2
Turn right
63 m · 17 sec
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3
Turn right
18 m · 10 sec
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4
Turn left
18 m · 7 sec
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5
Turn right onto South Riverside Avenue
18 m · 8 sec · South Riverside Avenue
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6
Turn left onto Clinton Avenue
1279 ft · 42 sec · Clinton Avenue
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7
Turn left onto Fred W. Moore Highway
3.5 mi · 6 min · Fred W. Moore Highway
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8
Enter the roundabout and take exit 2 toward Fred W. Moore Highway
40 m · 3 sec · Fred W. Moore Highway
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9
Exit the roundabout onto Fred W. Moore Highway
3.8 mi · 5 min · Fred W. Moore Highway
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10
Take the ramp left toward I 94 West: Detroit
1129 ft · 28 sec
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11
Merge slight left
43.4 mi · 50 min
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12
Take the exit slight right toward I 96: Canada, Lansing
757 ft · 18 sec
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13
Keep slight left to continue on I 96 East: Canada
2443 ft · 60 sec
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14
Merge slight left onto Jeffries Freeway
2 mi · 3 min · Jeffries Freeway
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15
Merge slight left onto Fisher Freeway
1.3 km · 1 min · Fisher Freeway
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16
Keep slight left to continue on Fisher Freeway
12.2 mi · 14 min · Fisher Freeway
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17
Continue on Detroit-Toledo Expressway
38.3 mi · 42 min · Detroit-Toledo Expressway
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18
Take the exit slight right toward I 280 South: Cleveland
734 ft · 13 sec
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19
Keep slight left to continue on I 280 South: Cleveland
1106 ft · 19 sec
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20
Keep slight right to continue on I 280 South: Cleveland
695 ft · 12 sec
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21
Continue straight
1 km · 48 sec
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22
Take the exit slight right toward SR 25 South: Downtown
989 ft · 24 sec
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23
Keep slight right to continue on SR 25 South: Greenbelt Parkway, Downtown
1506 ft · 37 sec
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24
Turn straight onto Greenbelt Parkway
1.1 mi · 2 min · Greenbelt Parkway
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25
Continue on Spielbusch Avenue
1768 ft · 36 sec · Spielbusch Avenue
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26
Continue on North Michigan Street
1 km · 2 min · North Michigan Street
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27
Continue on Anthony Wayne Trail
80.5 mi · 1 hr 31 min · Anthony Wayne Trail
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28
Turn right onto Fahlsing Road
3139 ft · 1 min · Fahlsing Road
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29
Turn left onto Old US 24
7.4 mi · 15 min · Old US 24
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30
Take the ramp left
79 m · 6 sec
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31
Merge slight left
2 mi · 3 min
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32
Turn left
1994 ft · 51 sec
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33
Merge slight left onto Ronald Reagan Expressway
20.5 mi · 22 min · Ronald Reagan Expressway
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34
Take the exit slight right toward I 69 South: Indianapolis
1529 ft · 52 sec
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35
Merge slight left
70.5 mi · 1 hr 16 min
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36
Continue straight
24.4 mi · 26 min
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37
Keep slight left
1065 ft · 13 sec
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38
Merge slight left
1508 ft · 23 sec
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39
Continue on Binford Boulevard
6.4 mi · 10 min · Binford Boulevard
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40
Continue on East Fall Creek Parkway North Drive
979 ft · 22 sec · East Fall Creek Parkway North Drive
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41
Turn left onto North Keystone Avenue
2.5 mi · 6 min · North Keystone Avenue
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42
Take the ramp slight right toward I 70 West
1972 ft · 36 sec
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43
Merge slight left onto Dwight D Eisenhower Highway
3.4 mi · 5 min · Dwight D Eisenhower Highway
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44
Keep slight right to continue on I 70: St Louis, Indianapolis International Airport
144.5 mi · 2 hr 40 min
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45
Keep slight right to continue on I 70 West: Saint Louis
76.8 mi · 1 hr 23 min
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46
Keep slight right to continue on I 270 West, I 55 North: Kansas City, Chicago
29.7 mi · 37 min
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47
Take the exit slight right toward I 70: Saint Louis, Kansas City
1492 ft · 26 sec
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48
Continue on I 70: Saint Louis, Kansas City
2478 ft · 43 sec
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49
Keep slight right to continue on I 70 West: Kansas City
2439 ft · 42 sec
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50
Merge slight left
22.7 mi · 28 min
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51
Take the exit slight right toward MO Z
812 ft · 23 sec
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52
Enter the roundabout and take exit 1 toward South Church Street
6 m · 1 sec · South Church Street
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53
Exit the roundabout onto South Church Street
1037 ft · 39 sec · South Church Street
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54
Turn right onto West 4th Street
135 m · 20 sec · West 4th Street
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55
At the end of the road, turn left onto South Linn Avenue
706 ft · 26 sec · South Linn Avenue
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56
Turn right onto East Allen Street
12 m · 2 sec · East Allen Street
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57
Arrive at your destination
0 m · 1 sec · East Allen Street
Car Route Details
A richer read on the saved driving route between Saint Clair and Wentzville.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 70
Keep slight right to continue on I 70: St Louis, Indianapolis International Airport
144 mi · 02h 40m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Chance Rain Showers leaving Saint Clair and Mostly Sunny near Wentzville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Clair to Wentzville?
The road trip is about 604.3 miles (972.5 km) and usually takes 11h 40m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Ingalls is a useful midpoint, sitting about 301.8 miles from Saint Clair and 302.5 miles from Wentzville.
How much longer is the road route than the straight-line distance?
The direct path is about 517.5 miles (832.8 km), while the road route adds roughly 86.8 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $80.40 one way or $160.80 round trip. Estimated CO2 is about 189.5 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Saint Clair and Wentzville, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Saint Clair and Mostly Sunny near Wentzville.
Stop Ideas Near Ingalls
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Noblesville Housing Authority
McCordsville Town Hall
Thomas A. Weaver Municipal Complex
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ingalls.
Indianapolis Union Station
Connersville station
Crawfordsville
Crawfordsville (Bus), Indiana
Flight Path Map
This map shows the direct air route between Saint Clair and Wentzville. Straight-line distance: 517.45 mi (832.76 km).
#1 Saint Clair
County in Michigan, United States
| Population | 7,079 |
| Coordinates | 42.8208700, -82.4860200 |
| Altitude | 178 |
| Country | United States |
#2 Wentzville
A city in St.
| Population | 43,109 |
| Coordinates | 38.8114400, -90.8529100 |
| Altitude | 190 |
| Country | United States |
End: Wentzville (-90.85291, 38.81144)
Estimated Travel Time
Distance: 972 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 20h 08m |
| 40 mph (64.37 km/h) | 15h 06m |
| 50 mph (80.47 km/h) | 12h 05m |
| 60 mph (96.56 km/h) | 10h 04m |
| 70 mph (112.65 km/h) | 08h 37m |
| 80 mph (129 km/h) | 07h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $80.40 | $160.80 |
| Mid-grade | $4.25 | $90.67 | $181.35 |
| Premium | $4.65 | $99.22 | $198.45 |
| Diesel | $5.30 | $113.08 | $226.16 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Michigan · Aug 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.