How far is Boonville, MO from St. Louis, MO?
The driving distance from Boonville, MO to St. Louis, MO is about 147.9 miles (238 km), with a travel time of about 02h 16m by car.
- The straight-line flight distance is about 139.1 miles (223.9 km).
- For a round trip, plan for roughly 04h 33m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 16m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Isolated Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Boonville and St. Louis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boonville and St. Louis.
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1
Start on Main Street
2672 ft · 2 min · Main Street
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2
Turn left onto Bingham Road
3.5 mi · 6 min · Bingham Road
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3
Take the ramp left toward I 70 East: Columbia
879 ft · 21 sec
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4
Merge slight left onto U.S. Submarine Veterans' Memorial Highway
17.3 mi · 19 min · U.S. Submarine Veterans' Memorial Highway
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5
Continue on Dwight D. Eisenhower Highway
1.8 mi · 2 min · Dwight D. Eisenhower Highway
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6
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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7
Continue on Sheriff Roger I. Wilson Memorial Highway
1.9 mi · 2 min · Sheriff Roger I. Wilson Memorial Highway
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8
Continue on Dwight D. Eisenhower Highway
81 mi · 1 hr 35 min · Dwight D. Eisenhower Highway
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9
Take the exit slight right toward I 64 East, US 40 East, US 61 South: Chesterfield
1567 ft · 33 sec
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10
Merge slight left onto Avenue of the Saints
27.7 mi · 34 min · Avenue of the Saints
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11
Continue on Daniel Boone Expressway
5.7 mi · 7 min · Daniel Boone Expressway
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12
Continue on Jack Buck Memorial Highway
5.8 mi · 7 min · Jack Buck Memorial Highway
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13
Take the exit slight right toward 14th Street
1115 ft · 34 sec
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14
Turn left onto South 14th Street
1715 ft · 42 sec · South 14th Street
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15
Turn right onto Market Street
956 ft · 27 sec · Market Street
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16
Arrive at your destination
0 m · 1 sec · Market Street
Car Route Details
A richer read on the saved driving route between Boonville and St. Louis.
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
81 mi · 01h 35m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms leaving Boonville and Isolated Showers And Thunderstorms near St. Louis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boonville to St. Louis?
The road trip is about 147.9 miles (238 km) and usually takes 02h 16m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
New Florence is a useful midpoint, sitting about 73.8 miles from Boonville and 74.1 miles from St. Louis.
How much longer is the road route than the straight-line distance?
The direct path is about 139.1 miles (223.9 km), while the road route adds roughly 8.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.68 one way or $39.37 round trip. Estimated CO2 is about 46.4 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Boonville and Isolated Showers And Thunderstorms near St. Louis.
Stop Ideas Near New Florence
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 New Florence.
Hermann
Washington
Jefferson City
Kirkwood
Flight Path Map
This map shows the direct air route between Boonville and St. Louis. Straight-line distance: 139.12 mi (223.9 km).
#1 Boonville
City in Cooper County, Missouri, USA
| Population | 7,878 |
| Coordinates | 38.9736400, -92.7432400 |
| Altitude | 204 |
| Country | United States |
#2 St. Louis
The second most populous city in Missouri and the center of the St.
| Population | 315,685 |
| Coordinates | 38.6272700, -90.1978900 |
| Altitude | 142 |
| Country | United States |
End: Market Street (-90.197859, 38.627348)
Estimated Travel Time
Distance: 238 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 55m |
| 40 mph (64.37 km/h) | 03h 41m |
| 50 mph (80.47 km/h) | 02h 57m |
| 60 mph (96.56 km/h) | 02h 27m |
| 70 mph (112.65 km/h) | 02h 06m |
| 80 mph (129 km/h) | 01h 50m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $19.68 | $39.37 |
| Mid-grade | $4.25 | $22.20 | $44.40 |
| Premium | $4.65 | $24.29 | $48.59 |
| Diesel | $5.30 | $27.69 | $55.37 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.