How far is Aurora, IL from Cahokia, IL?
The driving distance from Aurora, IL to Cahokia, IL is about 271.4 miles (436.7 km), with a travel time of about 05h 09m by car.
- The straight-line flight distance is about 241.5 miles (388.6 km).
- For a round trip, plan for roughly 10h 19m 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 05h 09m.
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.
Unincorporated community in Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Aurora and Cahokia.
Turn-by-Turn Driving Directions
Step-by-step road directions between Aurora and Cahokia.
-
1
Start on West Galena Boulevard
575 ft · 15 sec · West Galena Boulevard
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2
Turn right onto South Lake Street
5.9 mi · 10 min · South Lake Street
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3
Continue straight
1.2 mi · 2 min
-
4
Turn left onto Orchard Road
1.2 km · 1 min · Orchard Road
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5
Continue on Minkler Road
1.5 km · 2 min · Minkler Road
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6
Enter the roundabout and take exit 1 toward Minkler Road
39 m · 4 sec · Minkler Road
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7
Exit the roundabout onto Minkler Road
3.4 mi · 5 min · Minkler Road
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8
At the end of the road, turn right onto East Schoolhouse Road
2391 ft · 47 sec · East Schoolhouse Road
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9
Turn left onto Ashley Road
3.8 mi · 5 min · Ashley Road
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10
Turn right onto Caton Farm Road
1.5 mi · 2 min · Caton Farm Road
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11
Turn left
7.2 mi · 10 min
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12
Continue on North Bridge Street
1.3 mi · 2 min · North Bridge Street
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13
Continue straight
22.1 mi · 26 min
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14
Take the exit right toward I 55 South: Bloomington
1864 ft · 46 sec
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15
Merge slight left
62.4 mi · 1 hr 7 min
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16
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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17
Keep slight left to continue on I 55 South: Saint Louis
89.3 mi · 1 hr 37 min
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18
Keep slight left to continue on I 55 South, I 64, IL 3, US 40 West: Louisville, Saint Louis
1.1 km · 1 min
-
19
Merge slight left
1 mi · 2 min
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20
Keep slight right to continue on IL 3 South: Cahokia
2632 ft · 32 sec
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21
Take the exit slight right toward IL 3 South: Cahokia Heights, Great River Road South
3.6 mi · 6 min
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22
Turn right onto West 1st Street
29 m · 4 sec · West 1st Street
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23
Arrive at your destination
0 m · 1 sec · West 1st Street
Car Route Details
A richer read on the saved driving route between Aurora and Cahokia.
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 South
Keep slight left to continue on I 55 South: Saint Louis
89.3 mi · 01h 37m
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.
Sunny leaving Aurora and Sunny near Cahokia.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Aurora to Cahokia?
The road trip is about 271.4 miles (436.7 km) and usually takes 05h 09m 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?
Lawndale is a useful midpoint, sitting about 135.7 miles from Aurora and 135.6 miles from Cahokia.
How much longer is the road route than the straight-line distance?
The direct path is about 241.5 miles (388.6 km), while the road route adds roughly 29.9 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 6:40 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.13 one way or $72.25 round trip. Estimated CO2 is about 85.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Aurora and Sunny near Cahokia.
Stop Ideas Near Lawndale
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Lincoln
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Lawndale.
Lincoln
Uptown Station
Springfield station
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Aurora and Cahokia. Straight-line distance: 241.48 mi (388.62 km).
#1 Aurora
The second most populous city in Illinois.
| Population | 196,383 |
| Coordinates | 41.7605800, -88.3200700 |
| Altitude | 207 |
| Country | United States |
#2 Cahokia
Village in St.
| Population | 13,742 |
| Coordinates | 38.5708800, -90.1901100 |
| Altitude | 124 |
| Country | United States |
End: Cahokia (-90.19011, 38.57088)
Estimated Travel Time
Distance: 437 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 02m |
| 40 mph (64.37 km/h) | 06h 47m |
| 50 mph (80.47 km/h) | 05h 25m |
| 60 mph (96.56 km/h) | 04h 31m |
| 70 mph (112.65 km/h) | 03h 52m |
| 80 mph (129 km/h) | 03h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $36.13 | $72.25 |
| Mid-grade | $4.25 | $40.74 | $81.49 |
| Premium | $4.65 | $44.59 | $89.17 |
| Diesel | $5.30 | $50.81 | $101.62 |
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.