How far is Florissant, MO from Boonville, MO?

The driving distance from Florissant, MO to Boonville, MO is about 137.9 miles (222 km), with a travel time of about 02h 48m by car.

  • The straight-line flight distance is about 130.8 miles (210.5 km).
  • For a round trip, plan for roughly 05h 36m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
137.92 mi
02h 48m
Flight
130.81 mi
210.52 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Florissant.

Flight Distance

Direct air line
130.81 mi
Kilometers
210.52 km
Flight Time
00h 15m

Driving Distance

Road route
137.92 mi
Kilometers
221.96 km
Drive Time
02h 48m

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 48m.

Arrival Snapshot
Arrive in Boonville
Wed, Apr 15, 10:49 PM CDT
Return by in Florissant
Thu, Apr 16, 1:37 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Florissant
2026-04-15T20:00
Arrive Boonville
Wed, Apr 15, 10:49 PM CDT
Route Timing
02h 48m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:48 AM to 12:48 PM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
12:54 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Florissant
9:30 PM CDT
Morning start is best

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.

Mid-route stop
New Florence
MO

City in Missouri, United States

From Florissant
68.8 mi
01h 24m
To Boonville
69.1 mi
01h 24m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Today

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 8:00 AM CDT
Wind
10 to 14 mph SW
Destination
65°F
Overnight

Chance Showers And Thunderstorms

Starts
Wed, Apr 15 12:00 AM CDT
Wind
10 to 15 mph SSW

Driving Route Map

The map below follows the saved road route between Florissant and Boonville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Florissant and Boonville.

  1. 1

    Start on North New Florissant Road

    26 m · 6 sec · North New Florissant Road

  2. 2

    Turn right onto Washington Street

    1 mi · 2 min · Washington Street

  3. 3

    Turn left onto Lindbergh Boulevard

    1.7 mi · 3 min · Lindbergh Boulevard

  4. 4

    Take the ramp slight right

    1912 ft · 47 sec

  5. 5

    Merge slight left onto Rosemary Straub Davison Highway

    3.7 mi · 5 min · Rosemary Straub Davison Highway

  6. 6

    Take the exit slight right toward I 70: Saint Louis, Kansas City

    1492 ft · 26 sec

  7. 7

    Continue on I 70: Saint Louis, Kansas City

    2478 ft · 43 sec

  8. 8

    Keep slight right to continue on I 70 West: Kansas City

    2439 ft · 42 sec

  9. 9

    Merge slight left

    125.7 mi · 2 hr 28 min

  10. 10

    Take the exit slight right toward I 70 Business, MO 87: Boonville, Prairie Home

    941 ft · 23 sec

  11. 11

    Turn right

    3.4 mi · 6 min

  12. 12

    At the end of the road, turn right onto Main Street

    2672 ft · 2 min · Main Street

  13. 13

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Florissant and Boonville.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
13 steps
4 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
9.4 / 100 mi
Decision points by distance
Main Roads
I 70 West
126 mi · 92%
Rosemary Straub Davison Highway
3.75 mi · 3%
Lindbergh Boulevard
2.07 mi · 1%
Washington Street
1.03 mi · 1%
I 70
0.75 mi · 1%
Main Street
0.51 mi
Longest Stretch

I 70 West

Merge slight left

126 mi · 02h 28m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 48m
Day trip friendly
Same-Day Return
05h 36m
Round-trip wheel time
Road vs Air
+7.1 mi
130.8 mi direct line
Halfway Stop
New Florence
01h 24m from Florissant
Leave By
12:54 PM CDT
Morning start is best
Weather Watch

Chance Showers And Thunderstorms leaving Florissant and Chance Showers And Thunderstorms near Boonville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Florissant to Boonville?

The road trip is about 137.9 miles (222 km) and usually takes 02h 48m 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 68.8 miles from Florissant and 69.1 miles from Boonville.

How much longer is the road route than the straight-line distance?

The direct path is about 130.8 miles (210.5 km), while the road route adds roughly 7.1 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 12:54 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $18.36 one way or $36.73 round trip. Estimated CO2 is about 43.3 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around Florissant and Chance Showers And Thunderstorms near Boonville.

Stop Ideas Near New Florence

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around New Florence, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to New Florence.

RAIL

Hermann

23 mi away
Wharf & Gutenberg Sts.
RAIL

Washington

54 mi away
301 West Front St.
RAIL

Jefferson City

73 mi away
101 Jefferson Street
RAIL

Kirkwood

97 mi away
110 West Argonne Dr.

Flight Path Map

This map shows the direct air route between Florissant and Boonville. Straight-line distance: 130.81 mi (210.52 km).

Florissant

#1 Florissant

The most populous city in St.

Population50,795
Coordinates38.7892200, -90.3226100
Altitude175
CountryUnited States
Boonville

#2 Boonville

City in Cooper County, Missouri, USA

Population7,878
Coordinates38.9736400, -92.7432400
Altitude204
CountryUnited States
Start: Florissant (-90.32261, 38.78922)
End: Boonville (-92.74324, 38.97364)

Estimated Travel Time

Distance: 222 km by road

SpeedTime
30 mph (48.3 km/h)04h 35m
40 mph (64.37 km/h)03h 26m
50 mph (80.47 km/h)02h 45m
60 mph (96.56 km/h)02h 17m
70 mph (112.65 km/h)01h 58m
80 mph (129 km/h)01h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
4.87 gal
18.42 L · about $18.36
Round trip
$36.73
9.74 gal · 36.84 L
Estimated CO2
43.3 kg one way
Round trip: 86.6 kg / 191 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $18.36 $36.73
Mid-grade $4.25 $20.71 $41.42
Premium $4.65 $22.66 $45.33
Diesel $5.30 $25.83 $51.66

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 16, 2026

There is no time difference between Florissant and Boonville. The current time is 20:00:46.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.