How far is Smithville, MO from Wentzville, MO?
The driving distance from Smithville, MO to Wentzville, MO is about 229.3 miles (369 km), with a travel time of about 03h 27m by car.
- The straight-line flight distance is about 203.8 miles (328 km).
- For a round trip, plan for roughly 06h 55m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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 03h 27m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
City in Cooper County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Smithville and Wentzville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Smithville and Wentzville.
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1
Start on the route
21 m · 11 sec
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2
Turn left onto West Main Street
1042 ft · 41 sec · West Main Street
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3
Turn left
5.4 mi · 8 min
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4
Take the exit slight right toward I 435 East: Saint Louis
1534 ft · 53 sec
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5
Merge slight left
21.1 mi · 23 min
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6
Keep slight right to continue on I 70, US 24 West, US 40: Saint Louis, Kansas City, Sports Complex
1500 ft · 23 sec
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7
Keep slight left to continue on I 70 East: Saint Louis
1.2 mi · 2 min
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8
Keep slight left to continue on I 70 East: Saint Louis
143 m · 12 sec
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9
Merge slight left onto George Brett Super Highway
2213 ft · 29 sec · George Brett Super Highway
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10
Continue on Truman/Eisenhower Presidential Highway
2.9 mi · 3 min · Truman/Eisenhower Presidential Highway
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11
Continue on Clifton J. Scott Memorial Highway
1.8 mi · 2 min · Clifton J. Scott Memorial Highway
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12
Continue on Truman/Eisenhower Presidential Highway
2.6 mi · 3 min · Truman/Eisenhower Presidential Highway
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13
Continue on Dwight D. Eisenhower Highway
52.5 mi · 57 min · Dwight D. Eisenhower Highway
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14
Continue on U.S. Submarine Veterans' Memorial Highway
32 mi · 34 min · U.S. Submarine Veterans' Memorial Highway
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15
Keep slight left to continue on U.S. Submarine Veterans' Memorial Highway
22.4 mi · 24 min · U.S. Submarine Veterans' Memorial Highway
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16
Continue on Dwight D. Eisenhower Highway
1.8 mi · 2 min · Dwight D. Eisenhower Highway
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17
Continue on Highway Patrol Sgt. Benjamin Booth Memorial Highway
1.6 mi · 2 min · Highway Patrol Sgt. Benjamin Booth Memorial Highway
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18
Continue on Sheriff Roger I. Wilson Memorial Highway
1.9 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway
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19
Continue on Dwight D. Eisenhower Highway
80.1 mi · 1 hr 34 min · Dwight D. Eisenhower Highway
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20
Take the exit slight right toward MO Z
1118 ft · 28 sec
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21
Turn left onto South Church Street
129 m · 10 sec · South Church Street
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22
Enter the roundabout and take exit 1 toward South Church Street
26 m · 4 sec · South Church Street
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23
Exit the roundabout onto South Church Street
1037 ft · 39 sec · South Church Street
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24
Turn right onto West 4th Street
135 m · 20 sec · West 4th Street
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25
At the end of the road, turn left onto South Linn Avenue
706 ft · 26 sec · South Linn Avenue
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26
Turn right onto East Allen Street
12 m · 2 sec · East Allen Street
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27
Arrive at your destination
0 m · 1 sec · East Allen Street
Car Route Details
A richer read on the saved driving route between Smithville and Wentzville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Dwight D. Eisenhower Highway
Continue on Dwight D. Eisenhower Highway
80.1 mi · 01h 34m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Showers And Thunderstorms Likely leaving Smithville 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 Smithville to Wentzville?
The road trip is about 229.3 miles (369 km) and usually takes 03h 27m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Pilot Grove is a useful midpoint, sitting about 114.5 miles from Smithville and 114.8 miles from Wentzville.
How much longer is the road route than the straight-line distance?
The direct path is about 203.8 miles (328 km), while the road route adds roughly 25.5 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 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:04 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $30.51 one way or $61.01 round trip. Estimated CO2 is about 71.9 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Smithville and Mostly Sunny near Wentzville.
Stop Ideas Near Pilot Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Pilot Grove.
Sedalia
Jefferson City
Warrensburg
Flight Path Map
This map shows the direct air route between Smithville and Wentzville. Straight-line distance: 203.8 mi (327.99 km).
#1 Smithville
City in Tennessee
| Population | 11,011 |
| Coordinates | 39.3869400, -94.5810700 |
| Altitude | 248 |
| Country | United States |
#2 Wentzville
A city in St.
| Population | 43,109 |
| Coordinates | 38.8114400, -90.8529100 |
| Altitude | 190 |
| Country | United States |
End: East Allen Street (-90.852906, 38.81143)
Estimated Travel Time
Distance: 369 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 38m |
| 40 mph (64.37 km/h) | 05h 43m |
| 50 mph (80.47 km/h) | 04h 35m |
| 60 mph (96.56 km/h) | 03h 49m |
| 70 mph (112.65 km/h) | 03h 16m |
| 80 mph (129 km/h) | 02h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $30.51 | $61.01 |
| Mid-grade | $4.25 | $34.41 | $68.81 |
| Premium | $4.65 | $37.65 | $75.30 |
| Diesel | $5.30 | $42.91 | $85.82 |
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 Missouri · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.