How far is Bolingbrook, IL from Cahokia, IL?
The driving distance from Bolingbrook, IL to Cahokia, IL is about 270.6 miles (435.5 km), with a travel time of about 04h 59m by car.
- The straight-line flight distance is about 243.4 miles (391.7 km).
- For a round trip, plan for roughly 09h 58m 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 04h 59m.
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.
Showers And Thunderstorms
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Bolingbrook and Cahokia.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bolingbrook and Cahokia.
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1
Start on North Bolingbrook Drive
1.4 km · 2 min · North Bolingbrook Drive
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2
Take the ramp slight right toward I 55 South: Bloomington
1449 ft · 37 sec
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3
Merge slight left
109.5 mi · 2 hr
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4
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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5
Keep slight left to continue on I 55 South: Saint Louis
89.3 mi · 1 hr 37 min
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6
Keep slight left to continue on I 55 South, I 64, IL 3, US 40 West: Louisville, Saint Louis
1.1 km · 1 min
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7
Merge slight left
1 mi · 2 min
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8
Keep slight right to continue on IL 3 South: Cahokia
2632 ft · 32 sec
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9
Take the exit slight right toward IL 3 South: Cahokia Heights, Great River Road South
3.6 mi · 6 min
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10
Turn right onto West 1st Street
29 m · 4 sec · West 1st Street
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11
Arrive at your destination
0 m · 1 sec · West 1st Street
Car Route Details
A richer read on the saved driving route between Bolingbrook 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
Merge slight left
109 mi · 02h 00m
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.
Showers And Thunderstorms leaving Bolingbrook and Chance Rain Showers near Cahokia.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bolingbrook to Cahokia?
The road trip is about 270.6 miles (435.5 km) and usually takes 04h 59m 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 135.3 miles from Bolingbrook and 135.3 miles from Cahokia.
How much longer is the road route than the straight-line distance?
The direct path is about 243.4 miles (391.7 km), while the road route adds roughly 27.2 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 7:02 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.01 one way or $72.03 round trip. Estimated CO2 is about 84.9 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Bolingbrook and Chance Rain Showers 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 Bolingbrook and Cahokia. Straight-line distance: 243.42 mi (391.75 km).
#1 Bolingbrook
Town in Illinois
| Population | 74,025 |
| Coordinates | 41.6986400, -88.0684000 |
| Altitude | 214 |
| 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: 435 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 00m |
| 40 mph (64.37 km/h) | 06h 45m |
| 50 mph (80.47 km/h) | 05h 24m |
| 60 mph (96.56 km/h) | 04h 30m |
| 70 mph (112.65 km/h) | 03h 51m |
| 80 mph (129 km/h) | 03h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $36.01 | $72.03 |
| Mid-grade | $4.25 | $40.62 | $81.23 |
| Premium | $4.65 | $44.45 | $88.89 |
| Diesel | $5.30 | $50.65 | $101.31 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.