How far is Monmouth, IL from Wheaton, IL?
The driving distance from Monmouth, IL to Wheaton, IL is about 190.5 miles (306.6 km), with a travel time of about 03h 01m by car.
- The straight-line flight distance is about 147.3 miles (237 km).
- For a round trip, plan for roughly 06h 02m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 03h 01m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Whiteside County, Illinois, 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 Monmouth and Wheaton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Monmouth and Wheaton.
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1
Start on South 1st Street
65 m · 15 sec · South 1st Street
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2
Turn left onto East Broadway
89 m · 8 sec · East Broadway
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3
Enter the roundabout and take exit 1 toward Public Square
5 m · 1 sec · North Main Street
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4
Exit the rotary onto North Main Street
1.4 km · 2 min · North Main Street
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5
Take the ramp slight right
84 m · 8 sec
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6
Merge slight left onto Chicago-Kansas City Expressway
18.9 mi · 22 min · Chicago-Kansas City Expressway
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7
Keep slight right to continue on Chicago-Kansas City Expressway
31.9 mi · 35 min · Chicago-Kansas City Expressway
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8
Keep slight left to continue on Chicago-Kansas City Expressway
6.3 mi · 7 min · Chicago-Kansas City Expressway
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9
Take the exit slight right toward I 88 East, IL 92 East: Sterling, Rock Falls
127.1 mi · 2 hr 19 min
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10
Take the exit slight right
2050 ft · 48 sec
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11
Continue on Freedom Drive
1385 ft · 38 sec · Freedom Drive
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12
Turn right onto Warrenville Road
1428 ft · 29 sec · Warrenville Road
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13
Turn left onto Naperville Road
3.6 mi · 7 min · Naperville Road
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14
Turn left onto East Roosevelt Road
906 ft · 26 sec · East Roosevelt Road
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15
Turn right onto South Main Street
2720 ft · 1 min · South Main Street
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16
At the end of the road, turn left onto West Wesley Street
31 m · 3 sec · West Wesley Street
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17
Arrive at your destination
0 m · 1 sec · West Wesley Street
Car Route Details
A richer read on the saved driving route between Monmouth and Wheaton.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 88 East
Take the exit slight right toward I 88 East, IL 92 East: Sterling, Rock Falls
127 mi · 02h 19m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Showers And Thunderstorms leaving Monmouth and Showers And Thunderstorms near Wheaton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Monmouth to Wheaton?
The road trip is about 190.5 miles (306.6 km) and usually takes 03h 01m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Sterling is a useful midpoint, sitting about 95.1 miles from Monmouth and 95.4 miles from Wheaton.
How much longer is the road route than the straight-line distance?
The direct path is about 147.3 miles (237 km), while the road route adds roughly 43.2 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:58 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.35 one way or $62.70 round trip. Estimated CO2 is about 59.7 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Monmouth and Showers And Thunderstorms near Wheaton.
Stop Ideas Near Sterling
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 Sterling.
Princeton
Mendota station
Kewanee
Moline, Illinois
Flight Path Map
This map shows the direct air route between Monmouth and Wheaton. Straight-line distance: 147.27 mi (237.01 km).
#1 Monmouth
City in Warren County, Illinois, United States
| Population | 8,801 |
| Coordinates | 40.9114300, -90.6473600 |
| Altitude | 232 |
| Country | United States |
#2 Wheaton
The most populous city in DuPage County, Illinois.
| Population | 52,451 |
| Coordinates | 41.8661400, -88.1070100 |
| Altitude | 231 |
| Country | United States |
End: West Wesley Street (-88.10701, 41.866123)
Estimated Travel Time
Distance: 307 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 20m |
| 40 mph (64.37 km/h) | 04h 45m |
| 50 mph (80.47 km/h) | 03h 48m |
| 60 mph (96.56 km/h) | 03h 10m |
| 70 mph (112.65 km/h) | 02h 43m |
| 80 mph (129 km/h) | 02h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $31.35 | $62.70 |
| Mid-grade | $5.29 | $35.56 | $71.12 |
| Premium | $5.84 | $39.22 | $78.45 |
| Diesel | $6.57 | $44.16 | $88.31 |
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 Illinois · Oct 15, 2026