How far is Crestwood, MO from Saint Charles, MO?
The driving distance from Crestwood, MO to Saint Charles, MO is about 21.7 miles (34.9 km), with a travel time of about 00h 26m by car.
- The straight-line flight distance is about 16.6 miles (26.7 km).
- For a round trip, plan for roughly 00h 52m 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 26m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Village in west St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Crestwood and Saint Charles.
Turn-by-Turn Driving Directions
Step-by-step road directions between Crestwood and Saint Charles.
-
1
Start on Watson Road
19 m · 8 sec · Watson Road
-
2
Turn left
115 m · 33 sec
-
3
Turn sharp left
101 m · 27 sec
-
4
Turn sharp right onto Watson Road
1.9 mi · 4 min · Watson Road
-
5
Take the ramp straight toward I 44 West, I 270, US 50 West: Tulsa, Chicago, Memphis
1898 ft · 40 sec
-
6
Keep slight right to continue on I 270: Memphis, Chicago
749 ft · 16 sec
-
7
Keep slight right to continue on I 270 North: Chicago
1937 ft · 38 sec
-
8
Merge slight left
12.6 mi · 16 min
-
9
Take the exit slight right toward I 70: Kansas City, Saint Louis, Saint Louis Lambert International Airport
1 mi · 1 min
-
10
Keep slight left to continue on I 70 West: Kansas City
645 ft · 11 sec
-
11
Continue on I 70 West: Kansas City
1 km · 57 sec
-
12
Merge slight left
2.7 mi · 3 min
-
13
Take the exit slight right toward I 70 Business: Fifth Street
841 ft · 18 sec
-
14
Keep slight right to continue on I 70 Business: Fifth Street North, Bass Pro Drive, Ameristar Boulevard
71 m · 5 sec
-
15
Turn slight right onto South Fifth Street
1.6 km · 2 min · South Fifth Street
-
16
Turn right onto Jefferson Street
1093 ft · 44 sec · Jefferson Street
-
17
Turn left onto North Second Street
949 ft · 34 sec · North Second Street
-
18
Arrive at your destination
0 m · 1 sec · North Second Street
Car Route Details
A richer read on the saved driving route between Crestwood and Saint Charles.
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 North
Merge slight left
12.6 mi · 00h 16m
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.
Mostly Sunny then Chance Showers And Thunderstorms leaving Crestwood and Mostly Sunny then Chance Showers And Thunderstorms near Saint Charles.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Crestwood to Saint Charles?
The road trip is about 21.7 miles (34.9 km) and usually takes 00h 26m 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?
Westwood is a useful midpoint, sitting about 10.8 miles from Crestwood and 10.9 miles from Saint Charles.
How much longer is the road route than the straight-line distance?
The direct path is about 16.6 miles (26.7 km), while the road route adds roughly 5.1 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:38 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.90 one way or $5.81 round trip. Estimated CO2 is about 6.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around Crestwood and Mostly Sunny then Chance Showers And Thunderstorms near Saint Charles.
Stop Ideas Near Westwood
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 Westwood.
Kirkwood
Gateway Transportation Center
Alton
Washington
Flight Path Map
This map shows the direct air route between Crestwood and Saint Charles. Straight-line distance: 16.57 mi (26.67 km).
#1 Crestwood
City in Missouri
| Population | 11,833 |
| Coordinates | 38.5570000, -90.3817800 |
| Altitude | 189 |
| Country | United States |
#2 Saint Charles
A city in St.
| Population | 71,761 |
| Coordinates | 38.7839400, -90.4812300 |
| Altitude | 147 |
| Country | United States |
End: North Second Street (-90.481269, 38.783952)
Estimated Travel Time
Distance: 35 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 43m |
| 40 mph (64.37 km/h) | 00h 32m |
| 50 mph (80.47 km/h) | 00h 26m |
| 60 mph (96.56 km/h) | 00h 21m |
| 70 mph (112.65 km/h) | 00h 18m |
| 80 mph (129 km/h) | 00h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $2.90 | $5.81 |
| Mid-grade | $4.25 | $3.27 | $6.55 |
| Premium | $4.65 | $3.58 | $7.17 |
| Diesel | $5.30 | $4.08 | $8.17 |
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 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.