How far is Peoria, IL from Alton, IL?
The driving distance from Peoria, IL to Alton, IL is about 157.4 miles (253.3 km), with a travel time of about 03h 03m by car.
- The straight-line flight distance is about 128.5 miles (206.8 km).
- For a round trip, plan for roughly 06h 06m 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 03h 03m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
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.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Peoria and Alton.
Turn-by-Turn Driving Directions
Step-by-step road directions between Peoria and Alton.
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1
Start on Northeast Jefferson Avenue
26 m · 6 sec · Northeast Jefferson Avenue
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2
Turn right onto Hamilton Boulevard
141 m · 17 sec · Hamilton Boulevard
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3
Turn right onto Northeast Madison Avenue
137 m · 16 sec · Northeast Madison Avenue
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4
Turn right onto Fayette Street
143 m · 15 sec · Fayette Street
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5
Take the ramp straight toward I 74 East, IL 29 South: Bloomington, Pekin
1039 ft · 25 sec
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6
Merge slight left onto Murray Baker Bridge
7.3 mi · 9 min · Murray Baker Bridge
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7
Take the exit slight right toward I 155 South: Lincoln
1.2 km · 2 min
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8
Continue straight
31.8 mi · 34 min
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9
Merge slight left
34 mi · 37 min
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10
Keep slight left to continue on I 55 South: Saint Louis
62.6 mi · 1 hr 7 min
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11
Take the exit slight right toward IL 140: Alton, Greenville
1756 ft · 43 sec
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12
Turn right onto East State Street
1 km · 1 min · East State Street
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13
Continue on State Route 140
9.6 mi · 13 min · State Route 140
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14
Continue on East Bethalto Drive
1.8 mi · 4 min · East Bethalto Drive
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15
Continue on East MacArthur Drive
1.4 mi · 3 min · East MacArthur Drive
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16
Continue on West Macarthur Drive
1.3 mi · 2 min · West Macarthur Drive
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17
Continue on College Avenue
3.6 mi · 6 min · College Avenue
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18
Enter the roundabout and take exit 3 toward College Avenue
121 m · 8 sec · College Avenue
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19
Exit the roundabout onto College Avenue
1355 ft · 27 sec · College Avenue
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20
Turn left onto Martin Luther King Drive
1.5 km · 1 min · Martin Luther King Drive
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21
Continue on Piasa Street
1877 ft · 37 sec · Piasa Street
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22
Turn left onto West 3rd Street
662 ft · 31 sec · West 3rd Street
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23
Turn right onto Alby Street
36 m · 5 sec · Alby Street
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24
Arrive at your destination
0 m · 1 sec · Alby Street
Car Route Details
A richer read on the saved driving route between Peoria and Alton.
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
62.6 mi · 01h 07m
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 Peoria and Showers And Thunderstorms near Alton.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Peoria to Alton?
The road trip is about 157.4 miles (253.3 km) and usually takes 03h 03m 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?
Cotton Hill is a useful midpoint, sitting about 78.7 miles from Peoria and 78.7 miles from Alton.
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 28.9 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 10:54 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.93 one way or $41.86 round trip. Estimated CO2 is about 49.3 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Peoria and Showers And Thunderstorms near Alton.
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 Peoria and Alton. Straight-line distance: 128.52 mi (206.84 km).
#1 Peoria
The third most populous city in Illinois.
| Population | 109,428 |
| Coordinates | 40.6936500, -89.5889900 |
| Altitude | 153 |
| Country | United States |
#2 Alton
City in Madison County, Illinois, United States
| Population | 26,049 |
| Coordinates | 38.8906000, -90.1842800 |
| Altitude | 150 |
| Country | United States |
End: Alton (-90.18428, 38.8906)
Estimated Travel Time
Distance: 253 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 14m |
| 40 mph (64.37 km/h) | 03h 56m |
| 50 mph (80.47 km/h) | 03h 08m |
| 60 mph (96.56 km/h) | 02h 37m |
| 70 mph (112.65 km/h) | 02h 14m |
| 80 mph (129 km/h) | 01h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $20.93 | $41.86 |
| Mid-grade | $4.25 | $23.60 | $47.21 |
| Premium | $4.65 | $25.83 | $51.66 |
| Diesel | $5.30 | $29.44 | $58.87 |
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.