How far is Mount Prospect, IL from Belleville, IL?
The driving distance from Mount Prospect, IL to Belleville, IL is about 300.7 miles (483.9 km), with a travel time of about 04h 56m by car.
- The straight-line flight distance is about 267.7 miles (430.8 km).
- For a round trip, plan for roughly 09h 52m 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 56m.
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.
Township in McLean County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Isolated Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Mount Prospect and Belleville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mount Prospect and Belleville.
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1
Start on the route
16 m · 9 sec
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2
Turn left onto West Central Road
1.4 km · 2 min · West Central Road
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3
Turn slight right onto Rand Road
3.2 mi · 5 min · Rand Road
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4
Continue on North Northwest Highway
158 m · 13 sec · North Northwest Highway
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5
Take the ramp straight toward I 294 South: Indiana
2467 ft · 1 min
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6
Merge slight left onto Tri-State Tollway
13.5 mi · 17 min · Tri-State Tollway
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7
Keep slight left to continue on Tri-State Tollway
4.8 mi · 6 min · Tri-State Tollway
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8
Keep slight right to continue on Tri-State Tollway
1.2 mi · 1 min · Tri-State Tollway
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9
Take the exit slight right toward I 55: Chicago, St. Louis
1 km · 1 min
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10
Keep slight right to continue on I 55 South: Saint Louis
2295 ft · 56 sec
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11
Merge slight left onto Adlai Stevenson Expressway
119.4 mi · 2 hr 13 min · Adlai Stevenson Expressway
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12
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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13
Keep slight left to continue on I 55 South: Saint Louis
77.9 mi · 1 hr 24 min
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14
Take the exit slight right toward IL 159 South: Collinsville
1434 ft · 48 sec
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15
Continue on Vandalia Street
3 mi · 5 min · Vandalia Street
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16
Continue on South Morrison Avenue
1.3 mi · 2 min · South Morrison Avenue
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17
Continue on North Illinois Street
9.3 mi · 15 min · North Illinois Street
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18
Turn left onto East F Street
18 m · 3 sec · East F Street
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19
Arrive at your destination
0 m · 1 sec · East F Street
Car Route Details
A richer read on the saved driving route between Mount Prospect and Belleville.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Adlai Stevenson Expressway
Merge slight left onto Adlai Stevenson Expressway
119 mi · 02h 13m
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 Likely leaving Mount Prospect and Isolated Showers And Thunderstorms near Belleville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mount Prospect to Belleville?
The road trip is about 300.7 miles (483.9 km) and usually takes 04h 56m 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?
Funks Grove is a useful midpoint, sitting about 150.6 miles from Mount Prospect and 150.1 miles from Belleville.
How much longer is the road route than the straight-line distance?
The direct path is about 267.7 miles (430.8 km), while the road route adds roughly 33 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 7:08 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $40.01 one way or $80.02 round trip. Estimated CO2 is about 94.3 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Mount Prospect and Isolated Showers And Thunderstorms near Belleville.
Stop Ideas Near Funks Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Bloomington, Illinois
Bloomington Finance Department
City Hall - Town of Normal
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Funks Grove.
Uptown Station
Lincoln
Peoria, Illinois
Pontiac station
Flight Path Map
This map shows the direct air route between Mount Prospect and Belleville. Straight-line distance: 267.7 mi (430.82 km).
#1 Mount Prospect
Village in Elk Grove and Wheeling Townships in Cook County, Illinois, United States
| Population | 53,299 |
| Coordinates | 42.0664200, -87.9372900 |
| Altitude | 204 |
| Country | United States |
#2 Belleville
The county seat of St.
| Population | 40,536 |
| Coordinates | 38.5200500, -89.9839900 |
| Altitude | 157 |
| Country | United States |
End: East F Street (-89.983993, 38.519971)
Estimated Travel Time
Distance: 484 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 01m |
| 40 mph (64.37 km/h) | 07h 31m |
| 50 mph (80.47 km/h) | 06h 00m |
| 60 mph (96.56 km/h) | 05h 00m |
| 70 mph (112.65 km/h) | 04h 17m |
| 80 mph (129 km/h) | 03h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $40.01 | $80.02 |
| Mid-grade | $4.25 | $45.12 | $90.25 |
| Premium | $4.65 | $49.38 | $98.76 |
| Diesel | $5.30 | $56.28 | $112.55 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.