How far is Spanish Lake, MO from Chesterfield, MO?
The driving distance from Spanish Lake, MO to Chesterfield, MO is about 29 miles (46.6 km), with a travel time of about 00h 32m by car.
- The straight-line flight distance is about 21.3 miles (34.3 km).
- For a round trip, plan for roughly 01h 04m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
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.
This is an easy same-day return drive.
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 00h 32m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Spanish Lake and Chesterfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between Spanish Lake and Chesterfield.
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1
Start on Bellefontaine Road
1.2 mi · 2 min · Bellefontaine Road
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2
Turn right onto Dunn Road
892 ft · 30 sec · Dunn Road
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3
Enter the roundabout and take exit 2 toward I 270 West: Kansas City
56 m · 11 sec
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4
Exit the roundabout onto I 270 West: Kansas City
816 ft · 12 sec
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5
Merge slight left
19.8 mi · 25 min
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6
Take the exit slight right toward I 64, US 40, US 61: Saint Louis, Wentzville
840 ft · 18 sec
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7
Keep slight right to continue on I 64 West, US 40 West, US 61 North: Wentzville
1052 ft · 23 sec
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8
Continue on I 64 West, US 40 West, US 61 North: Wentzville
674 ft · 10 sec
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9
Merge slight left onto Avenue of the Saints
5.9 mi · 7 min · Avenue of the Saints
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10
Take the exit slight right toward Chesterfield Parkway West
116 m · 8 sec
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11
Turn straight onto North Outer 40
2036 ft · 56 sec · North Outer 40
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12
Turn left onto Chesterfield Parkway West
607 ft · 27 sec · Chesterfield Parkway West
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13
Turn right
1674 ft · 33 sec
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14
Turn straight onto Wild Horse Creek Road
48 m · 4 sec · Wild Horse Creek Road
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15
Turn right onto Old Chesterfield Road
1576 ft · 1 min · Old Chesterfield Road
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16
Turn left onto Santa Maria Drive
33 m · 5 sec · Santa Maria Drive
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17
Arrive at your destination
0 m · 1 sec · Santa Maria Drive
Car Route Details
A richer read on the saved driving route between Spanish Lake and Chesterfield.
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.
I 270 West
Merge slight left
19.8 mi · 00h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Showers And Thunderstorms leaving Spanish Lake and Showers And Thunderstorms near Chesterfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Spanish Lake to Chesterfield?
The road trip is about 29 miles (46.6 km) and usually takes 00h 32m 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?
Maryland Heights is a useful midpoint, sitting about 14.5 miles from Spanish Lake and 14.5 miles from Chesterfield.
How much longer is the road route than the straight-line distance?
The direct path is about 21.3 miles (34.3 km), while the road route adds roughly 7.7 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:26 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.85 one way or $7.69 round trip. Estimated CO2 is about 9.1 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Spanish Lake and Showers And Thunderstorms near Chesterfield.
Stop Ideas Near Maryland Heights
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 Maryland Heights.
Kirkwood
Gateway Transportation Center
Alton
Washington
Flight Path Map
This map shows the direct air route between Spanish Lake and Chesterfield. Straight-line distance: 21.29 mi (34.26 km).
#1 Spanish Lake
Census designated place
| Population | 19,650 |
| Coordinates | 38.7878300, -90.2159400 |
| Altitude | 165 |
| Country | United States |
#2 Chesterfield
A city in St.
| Population | 47,570 |
| Coordinates | 38.6631100, -90.5770700 |
| Altitude | 144 |
| Country | United States |
End: Santa Maria Drive (-90.576914, 38.663102)
Estimated Travel Time
Distance: 47 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 57m |
| 40 mph (64.37 km/h) | 00h 43m |
| 50 mph (80.47 km/h) | 00h 34m |
| 60 mph (96.56 km/h) | 00h 28m |
| 70 mph (112.65 km/h) | 00h 24m |
| 80 mph (129 km/h) | 00h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.85 | $7.69 |
| Mid-grade | $4.25 | $4.34 | $8.68 |
| Premium | $4.65 | $4.75 | $9.49 |
| Diesel | $5.30 | $5.41 | $10.82 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.