How far is Chesterfield, MO from Cottleville, MO?

The driving distance from Chesterfield, MO to Cottleville, MO is about 12.1 miles (19.5 km), with a travel time of about 00h 19m by car.

  • The straight-line flight distance is about 7.1 miles (11.4 km).
  • For a round trip, plan for roughly 00h 39m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
12.14 mi
00h 19m
Flight
7.08 mi
11.4 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Chesterfield.

Flight Distance

Direct air line
7.08 mi
Kilometers
11.4 km
Flight Time

Driving Distance

Road route
12.14 mi
Kilometers
19.53 km
Drive Time
00h 19m

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 00h 19m.

Arrival Snapshot
Arrive in Cottleville
Fri, May 1, 5:24 AM CDT
Return by in Chesterfield
Fri, May 1, 5:44 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Chesterfield
2026-05-01T05:05
Arrive Cottleville
Fri, May 1, 5:24 AM CDT
Route Timing
00h 19m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:20 AM to 7:20 PM CDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:50 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Chesterfield
10:00 PM CDT
Flexible departure

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
Weldon Spring Heights
MO

Village in the United States

From Chesterfield
6.1 mi
00h 09m
To Cottleville
6.1 mi
00h 09m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Friday

Slight Chance Rain Showers then Mostly Sunny

Starts
Fri, May 1 6:00 AM CDT
Wind
5 to 8 mph N
Destination
62°F
Friday

Slight Chance Rain Showers then Mostly Sunny

Starts
Fri, May 1 6:00 AM CDT
Wind
5 to 8 mph N

Driving Route Map

The map below follows the saved road route between Chesterfield and Cottleville.

Turn-by-Turn Driving Directions

Step-by-step road directions between Chesterfield and Cottleville.

  1. 1

    Start on Santa Maria Drive

    33 m · 8 sec · Santa Maria Drive

  2. 2

    Turn left onto Old Chesterfield Road

    751 ft · 33 sec · Old Chesterfield Road

  3. 3

    Turn right onto Baxter Road

    1596 ft · 46 sec · Baxter Road

  4. 4

    At the end of the road, turn left onto Chesterfield Airport Road

    1.1 mi · 2 min · Chesterfield Airport Road

  5. 5

    Continue on Chesterfield Airport Road

    134 m · 8 sec · Chesterfield Airport Road

  6. 6

    Turn right onto Boone's Crossing

    1015 ft · 27 sec · Boone's Crossing

  7. 7

    Take the ramp slight left toward I 64 West, US 40 West, US 61 North

    51 m · 7 sec

  8. 8

    Turn left onto I 64 West, US 40 West, US 61 North

    1219 ft · 17 sec

  9. 9

    Merge slight left onto Avenue of the Saints

    5.9 mi · 7 min · Avenue of the Saints

  10. 10

    Take the exit slight right toward MO 94: Defiance, Saint Charles

    1013 ft · 16 sec

  11. 11

    Keep slight right to continue on MO 94 East: Saint Charles

    95 m · 5 sec

  12. 12

    Merge slight left

    1.8 mi · 3 min

  13. 13

    Take the exit slight left toward Westwood Drive

    542 ft · 21 sec

  14. 14

    At the end of the road, turn right onto Westwood Drive

    1 km · 1 min · Westwood Drive

  15. 15

    Turn left onto Motherhead Road

    1.3 mi · 3 min · Motherhead Road

  16. 16

    Turn left onto Chestnut

    57 m · 10 sec · Chestnut

  17. 17

    Turn right onto Main Street

    81 m · 12 sec · Main Street

  18. 18

    Arrive at your destination

    0 m · 1 sec · Main Street

Car Route Details

A richer read on the saved driving route between Chesterfield and Cottleville.

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
18 steps
9 turns on the saved route
Ramps & Exits
5
2 merges, 3 ramps or exits
Navigation Density
148.8 / 100 mi
Decision points by distance
Main Roads
Avenue of the Saints
5.91 mi · 49%
MO 94 East
1.84 mi · 15%
Motherhead Road
1.25 mi · 10%
Chesterfield Airport Road
1.2 mi · 10%
Westwood Drive
0.73 mi · 6%
Baxter Road
0.3 mi · 2%
Longest Stretch

Avenue of the Saints

Merge slight left onto Avenue of the Saints

5.91 mi · 00h 07m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 19m
Quick drive
Same-Day Return
00h 40m
Round-trip wheel time
Road vs Air
+5 mi
7.1 mi direct line
Halfway Stop
Weldon Spring Heights
00h 09m from Chesterfield
Leave By
7:50 PM CDT
Flexible departure
Weather Watch

Slight Chance Rain Showers then Mostly Sunny leaving Chesterfield and Slight Chance Rain Showers then Mostly Sunny near Cottleville.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Chesterfield to Cottleville?

The road trip is about 12.1 miles (19.5 km) and usually takes 00h 19m in normal driving conditions.

Is this a same-day trip or an overnight route?

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

Weldon Spring Heights is a useful midpoint, sitting about 6.1 miles from Chesterfield and 6.1 miles from Cottleville.

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

The direct path is about 7.1 miles (11.4 km), while the road route adds roughly 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:50 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $1.62 one way or $3.24 round trip. Estimated CO2 is about 3.8 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Rain Showers then Mostly Sunny around Chesterfield and Slight Chance Rain Showers then Mostly Sunny near Cottleville.

Stop Ideas Near Weldon Spring Heights

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Weldon Spring Heights and the surrounding midpoint area.
City Hall Park
Scenic stop 7.3 mi away

City Hall Park

Dardenne Prairie , MO
Dardenne Prairie, MO 63368
Rating 4.8/5 294 reviews Tourist attraction,Park
City of O'Fallon
Meeting point 8.6 mi away

City of O'Fallon

O'Fallon , MO
100 N Main St, O'Fallon, MO 63366
Rating 3.3/5 22 reviews City Hall,Water utility company

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Weldon Spring Heights.

RAIL

Kirkwood

28 mi away
110 West Argonne Dr.
RAIL

Washington

32 mi away
301 West Front St.
RAIL

Gateway Transportation Center

43 mi away
551 South 16th St.
RAIL

Alton

53 mi away
3400 College Ave.

Flight Path Map

This map shows the direct air route between Chesterfield and Cottleville. Straight-line distance: 7.08 mi (11.4 km).

Chesterfield

#1 Chesterfield

A city in St.

Population47,570
Coordinates38.6631100, -90.5770700
Altitude144
CountryUnited States
Cottleville

#2 Cottleville

City in Saint Charles County, Missouri, United States

Population5,925
Coordinates38.7461600, -90.6540100
Altitude151
CountryUnited States
Start: Chesterfield (-90.57707, 38.66311)
End: Cottleville (-90.65401, 38.74616)

Estimated Travel Time

Distance: 20 km by road

SpeedTime
30 mph (48.3 km/h)00h 24m
40 mph (64.37 km/h)00h 18m
50 mph (80.47 km/h)00h 14m
60 mph (96.56 km/h)00h 12m
70 mph (112.65 km/h)00h 10m
80 mph (129 km/h)00h 09m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.43 gal
1.62 L · about $1.62
Round trip
$3.24
0.86 gal · 3.24 L
Estimated CO2
3.8 kg one way
Round trip: 7.6 kg / 17 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $1.62 $3.24
Mid-grade $4.25 $1.83 $3.66
Premium $4.65 $2.00 $4.00
Diesel $5.30 $2.28 $4.56

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 · May 01, 2026

There is no time difference between Chesterfield and Cottleville. The current time is 05:05:05.

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.