How far is Alton, IL from Peoria, IL?
The driving distance from Alton, IL to Peoria, IL is about 158.3 miles (254.7 km), with a travel time of about 02h 38m by car.
- The straight-line flight distance is about 128.5 miles (206.8 km).
- For a round trip, plan for roughly 05h 17m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 38m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Sangamon County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Alton and Peoria.
Turn-by-Turn Driving Directions
Step-by-step road directions between Alton and Peoria.
-
1
Start on Alby Street
58 m · 10 sec · Alby Street
-
2
Turn right onto East Broadway
649 ft · 22 sec · East Broadway
-
3
Turn right onto Piasa Street
2192 ft · 37 sec · Piasa Street
-
4
Continue on Martin Luther King Drive
1.5 km · 1 min · Martin Luther King Drive
-
5
Turn right onto College Avenue
1274 ft · 26 sec · College Avenue
-
6
Turn right
20 m · 1 sec
-
7
Enter the roundabout and take exit 2 toward College Avenue
116 m · 10 sec · College Avenue
-
8
Exit the roundabout onto College Avenue
3.6 mi · 6 min · College Avenue
-
9
Continue on West Macarthur Drive
1.3 mi · 2 min · West Macarthur Drive
-
10
Continue on West MacArthur Drive
1.4 mi · 3 min · West MacArthur Drive
-
11
Continue on West Bethalto Drive
1.8 mi · 4 min · West Bethalto Drive
-
12
Continue on State Route 140
9.6 mi · 13 min · State Route 140
-
13
Continue on West State Street
1.3 km · 2 min · West State Street
-
14
Continue on State Route 140
135 m · 14 sec · State Route 140
-
15
Take the ramp left
1515 ft · 38 sec
-
16
Merge slight left
96.7 mi · 1 hr 44 min
-
17
Keep slight left to continue on I 155 North: Peoria, Hartsburg
32 mi · 34 min
-
18
Keep slight left to continue on I 74 West: Peoria
1.5 km · 2 min
-
19
Merge slight left
1 mi · 1 min
-
20
Keep slight right to continue on I 74 West: Peoria
6 mi · 7 min
-
21
Take the exit slight right toward IL 29 North: Downtown Peoria
869 ft · 23 sec
-
22
Continue on Spalding Avenue
138 m · 20 sec · Spalding Avenue
-
23
Turn left onto Northeast Jefferson Avenue
799 ft · 17 sec · Northeast Jefferson Avenue
-
24
Arrive at your destination
0 m · 1 sec · Northeast Jefferson Avenue
Car Route Details
A richer read on the saved driving route between Alton and Peoria.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
State Route 140
Merge slight left
96.7 mi · 01h 44m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms leaving Alton and Mostly Sunny near Peoria.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Alton to Peoria?
The road trip is about 158.3 miles (254.7 km) and usually takes 02h 38m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Cotton Hill is a useful midpoint, sitting about 78.8 miles from Alton and 79.5 miles from Peoria.
How much longer is the road route than the straight-line distance?
The direct path is about 128.5 miles (206.8 km), while the road route adds roughly 29.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:12 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.04 one way or $42.08 round trip. Estimated CO2 is about 49.6 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Alton and Mostly Sunny near Peoria.
Stop Ideas Near Cotton Hill
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 Cotton Hill.
Springfield station
Carlinville
Lincoln
Alton
Flight Path Map
This map shows the direct air route between Alton and Peoria. Straight-line distance: 128.52 mi (206.84 km).
#1 Alton
City in Madison County, Illinois, United States
| Population | 26,049 |
| Coordinates | 38.8906000, -90.1842800 |
| Altitude | 150 |
| Country | United States |
#2 Peoria
The third most populous city in Illinois.
| Population | 109,428 |
| Coordinates | 40.6936500, -89.5889900 |
| Altitude | 153 |
| Country | United States |
End: Northeast Jefferson Avenue (-89.589088, 40.693742)
Estimated Travel Time
Distance: 255 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 16m |
| 40 mph (64.37 km/h) | 03h 57m |
| 50 mph (80.47 km/h) | 03h 09m |
| 60 mph (96.56 km/h) | 02h 38m |
| 70 mph (112.65 km/h) | 02h 15m |
| 80 mph (129 km/h) | 01h 58m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $21.04 | $42.08 |
| Mid-grade | $4.25 | $23.73 | $47.46 |
| Premium | $4.65 | $25.97 | $51.94 |
| Diesel | $5.30 | $29.60 | $59.19 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.