How far is Prospect Heights, IL from Lockport, IL?
The driving distance from Prospect Heights, IL to Lockport, IL is about 43.8 miles (70.5 km), with a travel time of about 00h 49m by car.
- The straight-line flight distance is about 35.5 miles (57.1 km).
- For a round trip, plan for roughly 01h 39m 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 00h 49m.
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.
Town in DuPage County, Illinois, USA
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 Prospect Heights and Lockport.
Turn-by-Turn Driving Directions
Step-by-step road directions between Prospect Heights and Lockport.
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1
Start on West Camp McDonald Road
1.4 km · 2 min · West Camp McDonald Road
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2
Turn right onto East Rand Road
1.5 mi · 3 min · East Rand Road
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3
Turn left onto Palatine Road
1.4 mi · 2 min · Palatine Road
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4
Take the exit slight right toward IL 53 South
1330 ft · 33 sec
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5
Merge slight left
3.2 mi · 4 min
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6
Keep slight left to continue on I 290 East: Chicago, Biesterfield Road
7 mi · 9 min
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7
Keep slight left to continue on I 355 South Tollway: Joliet
27.6 mi · 33 min
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8
Take the exit slight right toward IL 7: 159th Street
2113 ft · 52 sec
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9
Turn right onto West 159th Street
1.2 km · 1 min · West 159th Street
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10
Continue on East 9th Street
1.9 mi · 4 min · East 9th Street
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11
Arrive at your destination
0 m · 1 sec · West 9th Street
Car Route Details
A richer read on the saved driving route between Prospect Heights and Lockport.
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 355 South Tollway
Keep slight left to continue on I 355 South Tollway: Joliet
27.6 mi · 00h 33m
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.
Showers And Thunderstorms leaving Prospect Heights and Showers And Thunderstorms near Lockport.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Prospect Heights to Lockport?
The road trip is about 43.8 miles (70.5 km) and usually takes 00h 49m 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?
Glen Ellyn is a useful midpoint, sitting about 22.4 miles from Prospect Heights and 21.3 miles from Lockport.
How much longer is the road route than the straight-line distance?
The direct path is about 35.5 miles (57.1 km), while the road route adds roughly 8.3 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 4:50 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.23 one way or $14.46 round trip. Estimated CO2 is about 13.8 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Prospect Heights and Showers And Thunderstorms near Lockport.
Stop Ideas Near Glen Ellyn
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 Glen Ellyn.
Naperville
La Grange Road
Summit
Glenview station
Flight Path Map
This map shows the direct air route between Prospect Heights and Lockport. Straight-line distance: 35.49 mi (57.12 km).
#1 Prospect Heights
City in Cook County, Illinois, United States
| Population | 15,702 |
| Coordinates | 42.0953000, -87.9375700 |
| Altitude | 204 |
| Country | United States |
#2 Lockport
The most populous city in Will County, Illinois.
| Population | 59,877 |
| Coordinates | 41.5894800, -88.0578400 |
| Altitude | 181 |
| Country | United States |
End: West 9th Street (-88.057844, 41.589471)
Estimated Travel Time
Distance: 70 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 27m |
| 40 mph (64.37 km/h) | 01h 05m |
| 50 mph (80.47 km/h) | 00h 52m |
| 60 mph (96.56 km/h) | 00h 43m |
| 70 mph (112.65 km/h) | 00h 37m |
| 80 mph (129 km/h) | 00h 32m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $7.23 | $14.46 |
| Mid-grade | $5.29 | $8.20 | $16.41 |
| Premium | $5.84 | $9.05 | $18.09 |
| Diesel | $6.57 | $10.19 | $20.37 |
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 · Oct 15, 2026