How far is Joliet, IL from Prophetstown, IL?
The driving distance from Joliet, IL to Prophetstown, IL is about 119.4 miles (192.2 km), with a travel time of about 02h 24m by car.
- The straight-line flight distance is about 96.3 miles (154.9 km).
- For a round trip, plan for roughly 04h 48m 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 24m.
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.
City in Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Joliet and Prophetstown.
Turn-by-Turn Driving Directions
Step-by-step road directions between Joliet and Prophetstown.
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1
Start on the route
34 m · 10 sec
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2
Turn right onto Ottawa Street
1397 ft · 44 sec · Ottawa Street
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3
Continue on Ottawa Street
758 ft · 22 sec · Ottawa Street
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4
Continue on Chicago Street
2079 ft · 1 min · Chicago Street
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5
Take the ramp slight right toward I 80 West: Moline, Rock Island
1707 ft · 42 sec
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6
Merge slight left
99.1 mi · 1 hr 47 min
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7
Take the exit slight right toward IL 78: Prophetstown, Kewanee
1260 ft · 33 sec
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8
Turn right onto East 2750 Street
18.5 mi · 32 min · East 2750 Street
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9
Continue on Washington Street
2010 ft · 40 sec · Washington Street
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10
Arrive at your destination
0 m · 1 sec · Washington Street
Car Route Details
A richer read on the saved driving route between Joliet and Prophetstown.
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 80 West
Merge slight left
99.1 mi · 01h 47m
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.
Mostly Sunny leaving Joliet and Mostly Sunny near Prophetstown.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Joliet to Prophetstown?
The road trip is about 119.4 miles (192.2 km) and usually takes 02h 24m 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?
Dalzell is a useful midpoint, sitting about 59.6 miles from Joliet and 59.8 miles from Prophetstown.
How much longer is the road route than the straight-line distance?
The direct path is about 96.3 miles (154.9 km), while the road route adds roughly 23.1 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 1:42 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.88 one way or $31.75 round trip. Estimated CO2 is about 37.4 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Joliet and Mostly Sunny near Prophetstown.
Stop Ideas Near Dalzell
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 Dalzell.
Mendota station
Princeton
Plano
Kewanee
Flight Path Map
This map shows the direct air route between Joliet and Prophetstown. Straight-line distance: 96.26 mi (154.92 km).
#1 Joliet
The second most populous city in Will County, Illinois.
| Population | 85,583 |
| Coordinates | 41.5251900, -88.0834000 |
| Altitude | 165 |
| Country | United States |
#2 Prophetstown
City in Whiteside County, Illinois, United States
| Population | 1,919 |
| Coordinates | 41.6714200, -89.9362200 |
| Altitude | 189 |
| Country | United States |
End: Prophetstown (-89.93622, 41.67142)
Estimated Travel Time
Distance: 192 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 58m |
| 40 mph (64.37 km/h) | 02h 59m |
| 50 mph (80.47 km/h) | 02h 23m |
| 60 mph (96.56 km/h) | 01h 59m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.88 | $31.75 |
| Mid-grade | $4.25 | $17.91 | $35.81 |
| Premium | $4.65 | $19.59 | $39.19 |
| Diesel | $5.30 | $22.33 | $44.66 |
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.