How far is O'Fallon, MO from Bel-Nor, MO?

The driving distance from O'Fallon, MO to Bel-Nor, MO is about 24.1 miles (38.8 km), with a travel time of about 00h 33m by car.

  • The straight-line flight distance is about 21.9 miles (35.3 km).
  • For a round trip, plan for roughly 01h 07m 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
24.1 mi
00h 33m
Flight
21.96 mi
35.34 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from O'Fallon.

Flight Distance

Direct air line
21.96 mi
Kilometers
35.34 km
Flight Time
00h 02m

Driving Distance

Road route
24.1 mi
Kilometers
38.78 km
Drive Time
00h 33m

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 33m.

Arrival Snapshot
Arrive in Bel-Nor
Sun, Apr 12, 5:49 AM CDT
Return by in O'Fallon
Sun, Apr 12, 6:23 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave O'Fallon
2026-04-12T05:16
Arrive Bel-Nor
Sun, Apr 12, 5:49 AM CDT
Route Timing
00h 33m
One way by road
Best Departure Window
7:00 AM to 7:00 PM CDT
Leave when it suits your day
Arrive between
7:34 AM to 7:34 PM CDT

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

Leave by
7:22 PM CDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in O'Fallon
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
Saint Charles
MO

A city in St.

From O'Fallon
12.1 mi
00h 16m
To Bel-Nor
12.1 mi
00h 16m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
79°F
Sunday

Chance Showers And Thunderstorms

Starts
Sun, Apr 12 6:00 AM CDT
Wind
9 to 17 mph S
Destination
79°F
Sunday

Mostly Cloudy then Chance Rain Showers

Starts
Sun, Apr 12 1:00 AM CDT
Wind
9 to 16 mph S

Driving Route Map

The map below follows the saved road route between O'Fallon and Bel-Nor.

Turn-by-Turn Driving Directions

Step-by-step road directions between O'Fallon and Bel-Nor.

  1. 1

    Start on the route

    8 m · 7 sec

  2. 2

    Turn left onto South Main Street

    3116 ft · 2 min · South Main Street

  3. 3

    Turn left onto Drennen Parkway

    1.4 km · 1 min · Drennen Parkway

  4. 4

    Take the ramp slight left toward I 70 East: Saint Louis

    133 m · 6 sec

  5. 5

    Merge slight left

    20.9 mi · 26 min

  6. 6

    Take the exit slight right toward North Hanley Road

    917 ft · 24 sec

  7. 7

    Turn right onto North Hanley Road

    1.1 km · 1 min · North Hanley Road

  8. 8

    Turn left onto Natural Bridge Road

    1956 ft · 37 sec · Natural Bridge Road

  9. 9

    Turn right onto Clearview Drive

    589 ft · 26 sec · Clearview Drive

  10. 10

    Keep slight left to continue on Hatherly Drive

    1256 ft · 55 sec · Hatherly Drive

  11. 11

    Continue on Hatherly Drive

    52 m · 8 sec · Hatherly Drive

  12. 12

    Turn right onto Audrain Drive

    50 m · 7 sec · Audrain Drive

  13. 13

    Arrive at your destination

    0 m · 1 sec · Audrain Drive

Car Route Details

A richer read on the saved driving route between O'Fallon and Bel-Nor.

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
13 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
53.9 / 100 mi
Decision points by distance
Main Roads
I 70 East
21 mi · 87%
Drennen Parkway
0.88 mi · 4%
North Hanley Road
0.85 mi · 4%
South Main Street
0.59 mi · 2%
Natural Bridge Road
0.37 mi · 2%
Hatherly Drive
0.27 mi · 1%
Longest Stretch

I 70 East

Merge slight left

20.9 mi · 00h 26m

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 33m
Quick drive
Same-Day Return
01h 08m
Round-trip wheel time
Road vs Air
+2.2 mi
21.9 mi direct line
Halfway Stop
Saint Charles
00h 16m from O'Fallon
Leave By
7:22 PM CDT
Flexible departure
Weather Watch

Chance Showers And Thunderstorms leaving O'Fallon and Mostly Cloudy then Chance Rain Showers near Bel-Nor.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from O'Fallon to Bel-Nor?

The road trip is about 24.1 miles (38.8 km) and usually takes 00h 33m 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 12.1 miles from O'Fallon and 12.1 miles from Bel-Nor.

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

The direct path is about 21.9 miles (35.3 km), while the road route adds roughly 2.2 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 7:22 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.21 one way or $6.41 round trip. Estimated CO2 is about 7.6 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms around O'Fallon and Mostly Cloudy then Chance Rain Showers near Bel-Nor.

Stop Ideas Near Saint Charles

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 Saint Charles and the surrounding midpoint area.
City Hall Park
Scenic stop 13.9 mi away

City Hall Park

Dardenne Prairie , MO
Dardenne Prairie, MO 63368
Rating 4.8/5 294 reviews Tourist attraction,Park
Jennings City Hall
Meeting point 13.4 mi away

Jennings City Hall

Jennings , MO
2120 Hord Ave, Jennings, MO 63136
Rating 4.3/5 26 reviews City Hall
Ferguson Finance Director
Nearby stop 10.6 mi away

Ferguson Finance Director

Ferguson , MO
110 Church St, Ferguson, MO 63135
Rating 5.0/5 1 reviews City tax office

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Saint Charles.

RAIL

Kirkwood

23 mi away
110 West Argonne Dr.
RAIL

Gateway Transportation Center

30 mi away
551 South 16th St.
RAIL

Alton

33 mi away
3400 College Ave.
RAIL

Washington

52 mi away
301 West Front St.

Flight Path Map

This map shows the direct air route between O'Fallon and Bel-Nor. Straight-line distance: 21.96 mi (35.34 km).

O'Fallon

#1 O'Fallon

The most populous city in St.

Population89,769
Coordinates38.8106100, -90.6998500
Altitude165
CountryUnited States
Bel-Nor

#2 Bel-Nor

City in St.

Population1,391
Coordinates38.7020000, -90.3167800
Altitude193
CountryUnited States
Start: O'Fallon (-90.69985, 38.81061)
End: Bel-Nor (-90.31678, 38.702)

Estimated Travel Time

Distance: 39 km by road

SpeedTime
30 mph (48.3 km/h)00h 48m
40 mph (64.37 km/h)00h 36m
50 mph (80.47 km/h)00h 28m
60 mph (96.56 km/h)00h 24m
70 mph (112.65 km/h)00h 20m
80 mph (129 km/h)00h 18m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.85 gal
3.22 L · about $3.21
Round trip
$6.41
1.7 gal · 6.44 L
Estimated CO2
7.6 kg one way
Round trip: 15.1 kg / 33 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $3.21 $6.41
Mid-grade $4.25 $3.62 $7.23
Premium $4.65 $3.96 $7.91
Diesel $5.30 $4.51 $9.02

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 12, 2026

There is no time difference between O'Fallon and Bel-Nor. The current time is 05:16:08.

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.