How far is Prophetstown, IL from Naperville, IL?
The driving distance from Prophetstown, IL to Naperville, IL is about 103.5 miles (166.6 km), with a travel time of about 01h 39m by car.
- The straight-line flight distance is about 92.6 miles (149 km).
- For a round trip, plan for roughly 03h 19m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 39m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Prophetstown and Naperville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Prophetstown and Naperville.
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1
Start on Washington Street
89 m · 11 sec · Washington Street
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2
Turn left onto West 2nd Street
1321 ft · 26 sec · West 2nd Street
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3
Continue on Johnson Drive
767 ft · 15 sec · Johnson Drive
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4
Continue on Bishop Road
2.6 mi · 4 min · Bishop Road
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5
At the end of the road, turn left onto Crosby Road
2.6 mi · 4 min · Crosby Road
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6
Take the ramp right
1926 ft · 47 sec
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7
Merge slight left onto Ronald Reagan Memorial Highway
17.8 mi · 19 min · Ronald Reagan Memorial Highway
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8
Continue on Ronald Reagan Memorial Tollway
80.9 mi · 1 hr 28 min · Ronald Reagan Memorial Tollway
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9
Take the exit slight right toward Winfield Road
2012 ft · 49 sec
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10
Turn right onto Winfield Road
936 ft · 26 sec · Winfield Road
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11
Turn left onto West Diehl Road
1.1 km · 1 min · West Diehl Road
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12
Turn right onto Mill Street
1.1 mi · 2 min · Mill Street
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13
Turn left onto West Ogden Avenue
1972 ft · 49 sec · West Ogden Avenue
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14
Turn left onto North Washington Street
15 m · 1 sec · North Washington Street
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15
Arrive at your destination
0 m · 1 sec · North Washington Street
Car Route Details
A richer read on the saved driving route between Prophetstown and Naperville.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Ronald Reagan Memorial Tollway
Continue on Ronald Reagan Memorial Tollway
80.9 mi · 01h 28m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Prophetstown and Sunny near Naperville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Prophetstown to Naperville?
The road trip is about 103.5 miles (166.6 km) and usually takes 01h 39m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Flagg is a useful midpoint, sitting about 53.6 miles from Prophetstown and 50 miles from Naperville.
How much longer is the road route than the straight-line distance?
The direct path is about 92.6 miles (149 km), while the road route adds roughly 10.9 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:10 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.76 one way or $27.53 round trip. Estimated CO2 is about 32.4 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Prophetstown and Sunny near Naperville.
Stop Ideas Near Flagg
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 Flagg.
Mendota station
Rockford, Illinois
Plano
Princeton
Flight Path Map
This map shows the direct air route between Prophetstown and Naperville. Straight-line distance: 92.58 mi (149 km).
#1 Prophetstown
City in Whiteside County, Illinois, United States
| Population | 1,919 |
| Coordinates | 41.6714200, -89.9362200 |
| Altitude | 189 |
| Country | United States |
#2 Naperville
The second most populous city in Illinois.
| Population | 147,986 |
| Coordinates | 41.7858600, -88.1472900 |
| Altitude | 216 |
| Country | United States |
End: North Washington Street (-88.147302, 41.785837)
Estimated Travel Time
Distance: 167 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 27m |
| 40 mph (64.37 km/h) | 02h 35m |
| 50 mph (80.47 km/h) | 02h 04m |
| 60 mph (96.56 km/h) | 01h 43m |
| 70 mph (112.65 km/h) | 01h 28m |
| 80 mph (129 km/h) | 01h 17m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.76 | $27.53 |
| Mid-grade | $4.25 | $15.52 | $31.05 |
| Premium | $4.65 | $16.99 | $33.97 |
| Diesel | $5.30 | $19.36 | $38.72 |
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 · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.