How far is O'Fallon, MO from Northwoods, MO?
The driving distance from O'Fallon, MO to Northwoods, MO is about 25.2 miles (40.5 km), with a travel time of about 00h 34m by car.
- The straight-line flight distance is about 23.6 miles (38 km).
- For a round trip, plan for roughly 01h 09m 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 34m.
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.
A city in St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between O'Fallon and Northwoods.
Turn-by-Turn Driving Directions
Step-by-step road directions between O'Fallon and Northwoods.
-
1
Start on the route
8 m · 7 sec
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2
Turn left onto South Main Street
3116 ft · 2 min · South Main Street
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3
Turn left onto Drennen Parkway
1.4 km · 1 min · Drennen Parkway
-
4
Take the ramp slight left toward I 70 East: Saint Louis
133 m · 6 sec
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5
Merge slight left
21.8 mi · 27 min
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6
Take the exit slight right toward Bermuda Road
1578 ft · 24 sec
-
7
Keep slight left to continue on I 70 East: Saint Louis
810 ft · 13 sec
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8
Merge slight left
3168 ft · 49 sec
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9
Take the exit slight right toward MO U: Lucas & Hunt Road
750 ft · 22 sec
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10
Turn right onto Lucas-Hunt Road
1206 ft · 37 sec · Lucas-Hunt Road
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11
Turn left onto Roland Boulevard
1715 ft · 1 min · Roland Boulevard
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12
At the end of the road, turn right onto Nelson Drive
128 m · 18 sec · Nelson Drive
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13
Arrive at your destination
0 m · 1 sec · Nelson Drive
Car Route Details
A richer read on the saved driving route between O'Fallon and Northwoods.
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 70 East
Merge slight left
21.8 mi · 00h 27m
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.
Sunny leaving O'Fallon and Sunny near Northwoods.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from O'Fallon to Northwoods?
The road trip is about 25.2 miles (40.5 km) and usually takes 00h 34m 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?
Saint Charles is a useful midpoint, sitting about 12.6 miles from O'Fallon and 12.6 miles from Northwoods.
How much longer is the road route than the straight-line distance?
The direct path is about 23.6 miles (38 km), while the road route adds roughly 1.6 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 7:20 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.36 one way or $6.71 round trip. Estimated CO2 is about 7.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around O'Fallon and Sunny near Northwoods.
Stop Ideas Near Saint Charles
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Park
Jennings City Hall
Ferguson Finance Director
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Saint Charles.
Kirkwood
Gateway Transportation Center
Alton
Washington
Flight Path Map
This map shows the direct air route between O'Fallon and Northwoods. Straight-line distance: 23.61 mi (37.99 km).
#1 O'Fallon
The most populous city in St.
| Population | 89,769 |
| Coordinates | 38.8106100, -90.6998500 |
| Altitude | 165 |
| Country | United States |
#2 Northwoods
City in Saint Louis County, Missouri, United States
| Population | 4,061 |
| Coordinates | 38.7042200, -90.2834500 |
| Altitude | 170 |
| Country | United States |
End: Northwoods (-90.28345, 38.70422)
Estimated Travel Time
Distance: 40 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 50m |
| 40 mph (64.37 km/h) | 00h 37m |
| 50 mph (80.47 km/h) | 00h 30m |
| 60 mph (96.56 km/h) | 00h 25m |
| 70 mph (112.65 km/h) | 00h 21m |
| 80 mph (129 km/h) | 00h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $3.36 | $6.71 |
| Mid-grade | $4.25 | $3.79 | $7.57 |
| Premium | $4.65 | $4.14 | $8.28 |
| Diesel | $5.30 | $4.72 | $9.44 |
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.