How far is Decatur, IL from Homer Glen, IL?
The driving distance from Decatur, IL to Homer Glen, IL is about 159.8 miles (257.1 km), with a travel time of about 03h 10m by car.
- The straight-line flight distance is about 132.7 miles (213.6 km).
- For a round trip, plan for roughly 06h 21m 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 10m.
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.
Human settlement in Iroquois County, Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Decatur and Homer Glen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Decatur and Homer Glen.
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1
Start on East Wood Street
155 m · 23 sec · East Wood Street
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2
Turn left onto South Franklin Street
2129 ft · 46 sec · South Franklin Street
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3
Continue on North Water Street
4 mi · 6 min · North Water Street
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4
Take the ramp slight right toward I 72 East: Champaign
2373 ft · 1 min
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5
Merge slight left
40.4 mi · 44 min
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6
Take the exit slight right toward I 57 North: Chicago
1520 ft · 43 sec
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7
Merge slight left
83.2 mi · 1 hr 29 min
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8
Take the exit slight right toward Bourbonnais Parkway
2050 ft · 42 sec
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9
Turn left onto Bourbonnais Parkway
3273 ft · 1 min · Bourbonnais Parkway
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10
Turn right
18.2 mi · 26 min
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11
Turn left onto West Steger Road
1196 ft · 55 sec · West Steger Road
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12
Turn right onto Wolf Road
9.1 mi · 16 min · Wolf Road
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13
Turn left onto West 159th Street
2.4 mi · 5 min · West 159th Street
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14
Arrive at your destination
0 m · 1 sec · West 159th Street
Car Route Details
A richer read on the saved driving route between Decatur and Homer Glen.
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 North
Merge slight left
83.2 mi · 01h 29m
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.
Mostly Sunny leaving Decatur and Mostly Sunny near Homer Glen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Decatur to Homer Glen?
The road trip is about 159.8 miles (257.1 km) and usually takes 03h 10m 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?
Buckley is a useful midpoint, sitting about 79.9 miles from Decatur and 79.8 miles from Homer Glen.
How much longer is the road route than the straight-line distance?
The direct path is about 132.7 miles (213.6 km), while the road route adds roughly 27.1 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 10:38 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.27 one way or $42.54 round trip. Estimated CO2 is about 50.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Decatur and Mostly Sunny near Homer Glen.
Stop Ideas Near Buckley
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 Buckley.
Gilman
Rantoul
Illinois Terminal
Pontiac station
Flight Path Map
This map shows the direct air route between Decatur and Homer Glen. Straight-line distance: 132.72 mi (213.6 km).
#1 Decatur
The most populous city in Macon County, Illinois.
| Population | 70,007 |
| Coordinates | 39.8403100, -88.9548000 |
| Altitude | 205 |
| Country | United States |
#2 Homer Glen
Village in Illinois, United States
| Population | 24,281 |
| Coordinates | 41.6000300, -87.9381100 |
| Altitude | 225 |
| Country | United States |
End: Homer Glen (-87.93811, 41.60003)
Estimated Travel Time
Distance: 257 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 19m |
| 40 mph (64.37 km/h) | 03h 59m |
| 50 mph (80.47 km/h) | 03h 11m |
| 60 mph (96.56 km/h) | 02h 39m |
| 70 mph (112.65 km/h) | 02h 16m |
| 80 mph (129 km/h) | 01h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $21.27 | $42.54 |
| Mid-grade | $4.25 | $23.99 | $47.97 |
| Premium | $4.65 | $26.25 | $52.50 |
| Diesel | $5.30 | $29.91 | $59.83 |
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 · May 01, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.