How far is Dayton, IL from Chicago, IL?
The driving distance from Dayton, IL to Chicago, IL is about 164.1 miles (264.1 km), with a travel time of about 02h 42m by car.
- The straight-line flight distance is about 140.1 miles (225.5 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 Ogle County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Widespread Frost then Mostly Sunny
Slight Chance Snow Showers then Mostly Sunny
Driving Route Map
The map below follows the saved road route between Dayton and Chicago.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Chicago.
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1
Start on Dayton Corner B Street
35 m · 9 sec · Dayton Corner B Street
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2
Turn left onto Cleveland Road
1.3 km · 1 min · Cleveland Road
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3
Take the ramp slight right
1879 ft · 46 sec
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4
Merge slight left onto Chicago-Kansas City Expressway
2.8 mi · 3 min · Chicago-Kansas City Expressway
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5
Take the exit slight right toward I 88 East, IL 92 East: Sterling, Rock Falls
135 mi · 2 hr 29 min
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6
Keep slight right to continue on Ronald Reagan Memorial Tollway
6 mi · 8 min · Ronald Reagan Memorial Tollway
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7
Merge slight right onto Eisenhower Expressway
13.2 mi · 18 min · Eisenhower Expressway
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8
Take the exit slight right toward I 90 East, I 94 East: Indiana, Taylor Street, Roosevelt Road
616 ft · 15 sec
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9
Keep slight left to continue on I 90 East, I 94 East: Indiana
1203 ft · 29 sec
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10
Merge slight left onto Dan Ryan Expressway
1.2 km · 1 min · Dan Ryan Expressway
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11
Take the exit slight right toward 18th Street
1398 ft · 34 sec
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12
Turn slight left onto South Union Avenue
963 ft · 30 sec · South Union Avenue
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13
Turn right onto South Canalport Avenue
154 m · 13 sec · South Canalport Avenue
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14
Turn left onto South Halsted Street
737 ft · 19 sec · South Halsted Street
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15
Turn right onto West Cermak Road
976 ft · 25 sec · West Cermak Road
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16
Turn left
46 m · 11 sec
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17
Turn right
794 ft · 58 sec
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18
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Dayton and Chicago.
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
135 mi · 02h 29m
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.
Widespread Frost then Mostly Sunny leaving Dayton and Slight Chance Snow Showers then Mostly Sunny near Chicago.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Chicago?
The road trip is about 164.1 miles (264.1 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?
Rochelle is a useful midpoint, sitting about 80 miles from Dayton and 84.1 miles from Chicago.
How much longer is the road route than the straight-line distance?
The direct path is about 140.1 miles (225.5 km), while the road route adds roughly 24 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 $21.83 one way or $43.67 round trip. Estimated CO2 is about 51.5 kg one way.
What should you check before leaving?
Before you leave, expect Widespread Frost then Mostly Sunny around Dayton and Slight Chance Snow Showers then Mostly Sunny near Chicago.
Stop Ideas Near Rochelle
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 Rochelle.
Rockford, Illinois
Mendota station
Plano
South Beloit, Illinois
Flight Path Map
This map shows the direct air route between Dayton and Chicago. Straight-line distance: 140.11 mi (225.48 km).
#1 Dayton
Census-designated place in Illinois, USA
| Population | 2,258 |
| Coordinates | 41.4892000, -90.3215100 |
| Altitude | 184 |
| Country | United States |
#2 Chicago
The third most populous city in the United States and the center of the Chicago metropolitan area.
| Population | 2,677,643 |
| Coordinates | 41.850033, -87.6500523 |
| Altitude | 179 |
| Country | United States |
End: (-87.650099, 41.850032)
Estimated Travel Time
Distance: 264 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 28m |
| 40 mph (64.37 km/h) | 04h 06m |
| 50 mph (80.47 km/h) | 03h 16m |
| 60 mph (96.56 km/h) | 02h 44m |
| 70 mph (112.65 km/h) | 02h 20m |
| 80 mph (129 km/h) | 02h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $21.83 | $43.67 |
| Mid-grade | $4.25 | $24.62 | $49.25 |
| Premium | $4.65 | $26.95 | $53.89 |
| Diesel | $5.30 | $30.71 | $61.42 |
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.