How far is Williamsville, IL from Naperville, IL?
The driving distance from Williamsville, IL to Naperville, IL is about 164.8 miles (265.2 km), with a travel time of about 02h 44m by car.
- The straight-line flight distance is about 146.2 miles (235.3 km).
- For a round trip, plan for roughly 05h 28m 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 02h 44m.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Williamsville and Naperville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Williamsville and Naperville.
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1
Start on West Main Street
859 ft · 30 sec · West Main Street
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2
Continue on County Highway 2
740 ft · 22 sec · County Highway 2
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3
Take the ramp slight right
2620 ft · 1 min
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4
Merge slight left
17.2 mi · 18 min
-
5
Keep slight right to continue on I 55 North: Chicago
29.4 mi · 31 min
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6
Keep slight left to continue on I 55 North, I 74 West: Chicago, Peoria
107.1 mi · 1 hr 56 min
-
7
Take the exit slight right toward Weber Road
1556 ft · 44 sec
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8
Keep slight left
71 m · 8 sec
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9
Turn straight onto Weber Road
4.1 mi · 8 min · Weber Road
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10
Continue on Washington Street
2489 ft · 56 sec · Washington Street
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11
Continue on South Washington Street
5.3 mi · 12 min · South Washington Street
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12
Arrive at your destination
0 m · 1 sec · North Washington Street
Car Route Details
A richer read on the saved driving route between Williamsville and Naperville.
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 55 North
Keep slight left to continue on I 55 North, I 74 West: Chicago, Peoria
107 mi · 01h 56m
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 Williamsville and Mostly Sunny near Naperville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Williamsville to Naperville?
The road trip is about 164.8 miles (265.2 km) and usually takes 02h 44m 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?
Chenoa is a useful midpoint, sitting about 82.3 miles from Williamsville and 82.5 miles from Naperville.
How much longer is the road route than the straight-line distance?
The direct path is about 146.2 miles (235.3 km), while the road route adds roughly 18.6 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:02 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.91 one way or $43.82 round trip. Estimated CO2 is about 51.6 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Williamsville and Mostly Sunny near Naperville.
Stop Ideas Near Chenoa
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 Chenoa.
Pontiac station
Uptown Station
Dwight station
Gilman
Flight Path Map
This map shows the direct air route between Williamsville and Naperville. Straight-line distance: 146.2 mi (235.29 km).
#1 Williamsville
Village in the United States
| Population | 1,490 |
| Coordinates | 39.9542200, -89.5487100 |
| Altitude | 183 |
| 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: 265 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 29m |
| 40 mph (64.37 km/h) | 04h 07m |
| 50 mph (80.47 km/h) | 03h 17m |
| 60 mph (96.56 km/h) | 02h 44m |
| 70 mph (112.65 km/h) | 02h 21m |
| 80 mph (129 km/h) | 02h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $21.91 | $43.82 |
| Mid-grade | $4.25 | $24.71 | $49.42 |
| Premium | $4.65 | $27.04 | $54.08 |
| Diesel | $5.30 | $30.82 | $61.63 |
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 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.