How far is Bonne Terre, MO from Florissant, MO?
The driving distance from Bonne Terre, MO to Florissant, MO is about 75.8 miles (122 km), with a travel time of about 01h 16m by car.
- The straight-line flight distance is about 61.1 miles (98.4 km).
- For a round trip, plan for roughly 02h 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 01h 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 Jefferson County, Missouri, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Bonne Terre and Florissant.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bonne Terre and Florissant.
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1
Start on North Division Street
4 m · 6 sec · North Division Street
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2
Turn left onto Park Avenue
1567 ft · 31 sec · Park Avenue
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3
Continue on Benham Street
1.1 km · 1 min · Benham Street
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4
Take the ramp left toward US 67 North: Saint Louis
838 ft · 20 sec
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5
Merge slight left
22.7 mi · 26 min
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6
Keep slight right
1750 ft · 27 sec
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7
Take the exit straight toward I 55 North: Saint Louis
1735 ft · 49 sec
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8
Merge slight left
20.5 mi · 22 min
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9
Continue on Rosa Parks Highway
1.3 mi · 2 min · Rosa Parks Highway
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10
Take the exit slight right toward I 270 West, I 255 East: Kansas City, Chicago
1279 ft · 27 sec
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11
Keep slight left to continue on I 270 West: Kansas City
118 m · 8 sec
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12
Continue on I 270 West
1.2 km · 1 min
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13
Merge slight left
24.4 mi · 31 min
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14
Take the exit slight right toward US 67
1565 ft · 45 sec
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15
Turn left onto North Lindbergh Boulevard
1.8 mi · 3 min · North Lindbergh Boulevard
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16
Turn right onto West Washington Street
1 mi · 2 min · West Washington Street
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17
Turn left onto North New Florissant Road
26 m · 1 sec · North New Florissant Road
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18
Arrive at your destination
0 m · 1 sec · North New Florissant Road
Car Route Details
A richer read on the saved driving route between Bonne Terre and Florissant.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 270 West
Merge slight left
24.4 mi · 00h 31m
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.
Mostly Cloudy leaving Bonne Terre and Partly Cloudy near Florissant.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bonne Terre to Florissant?
The road trip is about 75.8 miles (122 km) and usually takes 01h 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?
Kimmswick is a useful midpoint, sitting about 37.5 miles from Bonne Terre and 38.3 miles from Florissant.
How much longer is the road route than the straight-line distance?
The direct path is about 61.1 miles (98.4 km), while the road route adds roughly 14.7 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 3:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.11 one way or $20.21 round trip. Estimated CO2 is about 23.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around Bonne Terre and Partly Cloudy near Florissant.
Stop Ideas Near Kimmswick
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 Kimmswick.
Kirkwood
Gateway Transportation Center
Washington
Alton
Flight Path Map
This map shows the direct air route between Bonne Terre and Florissant. Straight-line distance: 61.16 mi (98.42 km).
#1 Bonne Terre
City
| Population | 6,824 |
| Coordinates | 37.9231100, -90.5554000 |
| Altitude | 251 |
| Country | United States |
#2 Florissant
The most populous city in St.
| Population | 50,795 |
| Coordinates | 38.7892200, -90.3226100 |
| Altitude | 175 |
| Country | United States |
End: North New Florissant Road (-90.32261, 38.78922)
Estimated Travel Time
Distance: 122 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 31m |
| 40 mph (64.37 km/h) | 01h 53m |
| 50 mph (80.47 km/h) | 01h 30m |
| 60 mph (96.56 km/h) | 01h 15m |
| 70 mph (112.65 km/h) | 01h 04m |
| 80 mph (129 km/h) | 00h 56m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $10.11 | $20.21 |
| Mid-grade | $4.25 | $11.40 | $22.80 |
| Premium | $4.65 | $12.47 | $24.95 |
| Diesel | $5.30 | $14.21 | $28.43 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.