How far is Lockport, IL from Chatham, IL?
The driving distance from Lockport, IL to Chatham, IL is about 35.5 miles (57.1 km), with a travel time of about 00h 49m by car.
- The straight-line flight distance is about 25.3 miles (40.7 km).
- For a round trip, plan for roughly 01h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CST.
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.
Village located in Cook County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Clear
Driving Route Map
The map below follows the saved road route between Lockport and Chatham.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lockport and Chatham.
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1
Start on West 9th Street
1.9 mi · 4 min · West 9th Street
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2
Continue on West 159th Street
1.1 km · 1 min · West 159th Street
-
3
Take the ramp right toward I 355 South: Southwest Suburbs
1514 ft · 39 sec
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4
Merge slight left onto Veterans Memorial Tollway
4.4 mi · 5 min · Veterans Memorial Tollway
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5
Keep slight left to continue on I 80 East: Indiana
1.3 mi · 3 min
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6
Merge slight left
10.9 mi · 13 min
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7
Take the exit slight left toward I 57 North, I 294 North: Chicago, Wisconsin
2647 ft · 50 sec
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8
Merge slight left
13.4 mi · 18 min
-
9
Continue on Dan Ryan Expressway
1.2 km · 1 min · Dan Ryan Expressway
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10
Take the exit slight right toward 87th Street
1067 ft · 26 sec
-
11
Turn straight onto South State Street
730 ft · 18 sec · South State Street
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12
Turn right onto East 87th Street
2636 ft · 1 min · East 87th Street
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13
Turn left onto South Doctor Martin Luther King Junior Drive
1333 ft · 39 sec · South Doctor Martin Luther King Junior Drive
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14
Turn right onto East 85th Street
668 ft · 35 sec · East 85th Street
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15
Turn left
107 m · 26 sec
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16
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Lockport and Chatham.
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 57 North
Merge slight left
13.4 mi · 00h 18m
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 Lockport and Mostly Clear near Chatham.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lockport to Chatham?
The road trip is about 35.5 miles (57.1 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?
Tinley Park is a useful midpoint, sitting about 17.7 miles from Lockport and 17.8 miles from Chatham.
How much longer is the road route than the straight-line distance?
The direct path is about 25.3 miles (40.7 km), while the road route adds roughly 10.2 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 CST. If you want a more comfortable same-day return, try to leave by 4:52 PM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.70 one way or $11.41 round trip. Estimated CO2 is about 11.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Lockport and Mostly Clear near Chatham.
Stop Ideas Near Tinley Park
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 Tinley Park.
Homewood
Dyer station
Summit
Joliet Transportation Center
Flight Path Map
This map shows the direct air route between Lockport and Chatham. Straight-line distance: 25.26 mi (40.65 km).
#1 Lockport
The most populous city in Will County, Illinois.
| Population | 59,877 |
| Coordinates | 41.5894800, -88.0578400 |
| Altitude | 181 |
| Country | United States |
#2 Chatham
Chatham is a place in Illinois, United States.
| Population | 0 |
| Coordinates | 41.7411500, -87.6125500 |
| Altitude | 180 |
| Country | United States |
End: Chatham (-87.61255, 41.74115)
Estimated Travel Time
Distance: 57 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 10m |
| 40 mph (64.37 km/h) | 00h 53m |
| 50 mph (80.47 km/h) | 00h 42m |
| 60 mph (96.56 km/h) | 00h 35m |
| 70 mph (112.65 km/h) | 00h 30m |
| 80 mph (129 km/h) | 00h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.56 | $5.70 | $11.41 |
| Mid-grade | $5.19 | $6.48 | $12.97 |
| Premium | $5.75 | $7.19 | $14.37 |
| Diesel | $6.56 | $8.20 | $16.41 |
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 · Nov 07, 2026