How far is Belleville, IL from Darien, IL?
The driving distance from Belleville, IL to Darien, IL is about 273.7 miles (440.4 km), with a travel time of about 05h 08m by car.
- The straight-line flight distance is about 247.2 miles (397.9 km).
- For a round trip, plan for roughly 10h 16m 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 08m.
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.
City in Logan County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Belleville and Darien.
Turn-by-Turn Driving Directions
Step-by-step road directions between Belleville and Darien.
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1
Start on East F Street
18 m · 6 sec · East F Street
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2
Turn right onto North Illinois Street
9.3 mi · 15 min · North Illinois Street
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3
Continue on South Morrison Avenue
1.3 mi · 2 min · South Morrison Avenue
-
4
Continue on Vandalia Street
2.8 mi · 5 min · Vandalia Street
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5
Take the ramp slight right toward I 55 North, I 70 East
2235 ft · 55 sec
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6
Merge slight left
3.8 mi · 4 min
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7
Keep slight left to continue on I 55 North, I 270 West: Chicago, Springfield, Kansas City
107.9 mi · 1 hr 57 min
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8
Keep slight right to continue on I 55 North: Chicago
29.4 mi · 31 min
-
9
Keep slight left to continue on I 55 North, I 74 West: Chicago, Peoria
116.9 mi · 2 hr 9 min
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10
Take the exit slight right toward Cass Avenue North
1550 ft · 44 sec
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11
Turn straight onto Cass Avenue
1.5 mi · 3 min · Cass Avenue
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12
Continue on Cass Avenue
101 m · 9 sec · Cass Avenue
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13
Arrive at your destination
0 m · 1 sec · Cass Avenue
Car Route Details
A richer read on the saved driving route between Belleville and Darien.
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 North
Keep slight left to continue on I 55 North, I 74 West: Chicago, Peoria
117 mi · 02h 09m
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 Belleville and Mostly Sunny near Darien.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Belleville to Darien?
The road trip is about 273.7 miles (440.4 km) and usually takes 05h 08m 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?
Atlanta is a useful midpoint, sitting about 136.9 miles from Belleville and 136.8 miles from Darien.
How much longer is the road route than the straight-line distance?
The direct path is about 247.2 miles (397.9 km), while the road route adds roughly 26.5 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 6:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $36.43 one way or $72.86 round trip. Estimated CO2 is about 85.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Belleville and Mostly Sunny near Darien.
Stop Ideas Near Atlanta
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 Atlanta.
Lincoln
Uptown Station
Peoria, Illinois
Springfield station
Flight Path Map
This map shows the direct air route between Belleville and Darien. Straight-line distance: 247.24 mi (397.9 km).
#1 Belleville
The county seat of St.
| Population | 40,536 |
| Coordinates | 38.5200500, -89.9839900 |
| Altitude | 157 |
| Country | United States |
#2 Darien
Town in Connecticut
| Population | 21,531 |
| Coordinates | 41.7519800, -87.9739500 |
| Altitude | 231 |
| Country | United States |
End: Darien (-87.97395, 41.75198)
Estimated Travel Time
Distance: 440 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 07m |
| 40 mph (64.37 km/h) | 06h 50m |
| 50 mph (80.47 km/h) | 05h 28m |
| 60 mph (96.56 km/h) | 04h 33m |
| 70 mph (112.65 km/h) | 03h 54m |
| 80 mph (129 km/h) | 03h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $36.43 | $72.86 |
| Mid-grade | $4.25 | $41.08 | $82.17 |
| Premium | $4.65 | $44.96 | $89.92 |
| Diesel | $5.30 | $51.24 | $102.47 |
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.