How far is Naperville, IL from Thomasboro, IL?
The driving distance from Naperville, IL to Thomasboro, IL is about 137.6 miles (221.4 km), with a travel time of about 02h 42m by car.
- The straight-line flight distance is about 106.7 miles (171.7 km).
- For a round trip, plan for roughly 05h 24m 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 42m.
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 Kankakee County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Naperville and Thomasboro.
Turn-by-Turn Driving Directions
Step-by-step road directions between Naperville and Thomasboro.
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1
Start on North Washington Street
15 m · 9 sec · North Washington Street
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2
Turn left onto East Ogden Avenue
5 mi · 10 min · East Ogden Avenue
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3
Take the ramp right toward I 355 Toll South: Joliet
1189 ft · 29 sec
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4
Merge slight left onto Veterans Memorial Tollway
19.2 mi · 22 min · Veterans Memorial Tollway
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5
Keep slight left to continue on I 80 East: Indiana
1.3 mi · 3 min
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6
Merge slight left
10.6 mi · 12 min
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7
Take the exit slight right toward I 57 South: Memphis
3222 ft · 1 min
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8
Merge slight left
93.9 mi · 1 hr 42 min
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9
Take the exit slight right toward US 136: Rantoul, Fisher
1572 ft · 45 sec
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10
Keep slight left to continue on US 136: Rantoul
655 ft · 20 sec
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11
Turn straight onto Champaign Avenue
1.4 mi · 3 min · Champaign Avenue
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12
Turn right onto South Tanner Street
1692 ft · 49 sec · South Tanner Street
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13
At the end of the road, turn right onto Liberty Avenue
1.2 km · 1 min · Liberty Avenue
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14
Continue on West Liberty Drive
1.4 km · 1 min · West Liberty Drive
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15
Continue on County Road 1500 East
2.9 mi · 4 min · County Road 1500 East
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16
Turn right onto West Clark Street
78 m · 9 sec · West Clark Street
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17
Arrive at your destination
0 m · 1 sec · West Clark Street
Car Route Details
A richer read on the saved driving route between Naperville and Thomasboro.
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 57 South
Merge slight left
93.9 mi · 01h 42m
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.
Mostly Sunny leaving Naperville and Sunny near Thomasboro.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Naperville to Thomasboro?
The road trip is about 137.6 miles (221.4 km) and usually takes 02h 42m 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?
Kankakee is a useful midpoint, sitting about 68.8 miles from Naperville and 68.8 miles from Thomasboro.
How much longer is the road route than the straight-line distance?
The direct path is about 106.7 miles (171.7 km), while the road route adds roughly 30.9 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 1:06 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.33 one way or $36.65 round trip. Estimated CO2 is about 43.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Naperville and Sunny near Thomasboro.
Stop Ideas Near Kankakee
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 Kankakee.
Kankakee
Gilman
Dwight station
Joliet Transportation Center
Flight Path Map
This map shows the direct air route between Naperville and Thomasboro. Straight-line distance: 106.71 mi (171.73 km).
#1 Naperville
The second most populous city in Illinois.
| Population | 147,986 |
| Coordinates | 41.7858600, -88.1472900 |
| Altitude | 216 |
| Country | United States |
#2 Thomasboro
City in Illinois, United States of America
| Population | 1,066 |
| Coordinates | 40.2417000, -88.1842100 |
| Altitude | 223 |
| Country | United States |
End: Thomasboro (-88.18421, 40.2417)
Estimated Travel Time
Distance: 221 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 35m |
| 40 mph (64.37 km/h) | 03h 26m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 17m |
| 70 mph (112.65 km/h) | 01h 57m |
| 80 mph (129 km/h) | 01h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $18.33 | $36.65 |
| Mid-grade | $4.25 | $20.67 | $41.34 |
| Premium | $4.65 | $22.62 | $45.24 |
| Diesel | $5.30 | $25.78 | $51.55 |
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.