How far is Des Plaines, IL from Montgomery, IL?
The driving distance from Des Plaines, IL to Montgomery, IL is about 41.8 miles (67.2 km), with a travel time of about 00h 59m by car.
- The straight-line flight distance is about 31.7 miles (51 km).
- For a round trip, plan for roughly 01h 58m 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 59m.
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 in Downers Grove, Lisle, and York Townships, DuPage County, Illinois, US
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers
Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Des Plaines and Montgomery.
Turn-by-Turn Driving Directions
Step-by-step road directions between Des Plaines and Montgomery.
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1
Start on Henry Avenue
557 ft · 25 sec · Henry Avenue
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2
Turn right onto South Des Plaines River Road
1.8 mi · 3 min · South Des Plaines River Road
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3
Take the ramp slight right toward I 294 South: Indiana
2265 ft · 55 sec
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4
Merge slight left onto Tri-State Tollway
8.9 mi · 12 min · Tri-State Tollway
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5
Take the exit slight right toward I 88 West, I 294 South: Aurora, Indiana
1.5 km · 2 min · Tri-State Tollway
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6
Keep slight right to continue on Tri-State Tollway
1251 ft · 31 sec · Tri-State Tollway
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7
Continue on Tri-State Tollway
1937 ft · 47 sec · Tri-State Tollway
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8
Keep slight right to continue on I 88 West Toll: Aurora
2633 ft · 50 sec
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9
Merge slight left onto Ronald Reagan Memorial Tollway
1.2 km · 60 sec · Ronald Reagan Memorial Tollway
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10
Keep slight right to continue on Ronald Reagan Memorial Tollway
22.1 mi · 27 min · Ronald Reagan Memorial Tollway
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11
Take the exit slight right toward IL 31, IL 56 East
3174 ft · 1 min
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12
Turn right onto South Lincolnway Street
1904 ft · 53 sec · South Lincolnway Street
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13
Continue on North Lake Street
4.7 mi · 9 min · North Lake Street
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14
Arrive at your destination
0 m · 1 sec · South Lake Street
Car Route Details
A richer read on the saved driving route between Des Plaines and Montgomery.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Ronald Reagan Memorial Tollway
Keep slight right to continue on Ronald Reagan Memorial Tollway
22.1 mi · 00h 27m
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 Rain Showers leaving Des Plaines and Chance Rain Showers near Montgomery.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Des Plaines to Montgomery?
The road trip is about 41.8 miles (67.2 km) and usually takes 00h 59m 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?
Downers Grove is a useful midpoint, sitting about 20.9 miles from Des Plaines and 20.9 miles from Montgomery.
How much longer is the road route than the straight-line distance?
The direct path is about 31.7 miles (51 km), while the road route adds roughly 10.1 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 4:32 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.54 one way or $11.09 round trip. Estimated CO2 is about 13.1 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers around Des Plaines and Chance Rain Showers near Montgomery.
Stop Ideas Near Downers Grove
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 Downers Grove.
La Grange Road
Naperville
Summit
Chicago Union Station
Flight Path Map
This map shows the direct air route between Des Plaines and Montgomery. Straight-line distance: 31.68 mi (50.99 km).
#1 Des Plaines
The most populous city in Cook County, Illinois.
| Population | 58,179 |
| Coordinates | 42.0333600, -87.8834000 |
| Altitude | 193 |
| Country | United States |
#2 Montgomery
Village in Kane and Kendall counties, Illinois, USA
| Population | 20,181 |
| Coordinates | 41.7305800, -88.3459000 |
| Altitude | 195 |
| Country | United States |
End: Montgomery (-88.3459, 41.73058)
Estimated Travel Time
Distance: 67 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 23m |
| 40 mph (64.37 km/h) | 01h 02m |
| 50 mph (80.47 km/h) | 00h 50m |
| 60 mph (96.56 km/h) | 00h 41m |
| 70 mph (112.65 km/h) | 00h 35m |
| 80 mph (129 km/h) | 00h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $5.54 | $11.09 |
| Mid-grade | $4.25 | $6.25 | $12.50 |
| Premium | $4.65 | $6.84 | $13.68 |
| Diesel | $5.30 | $7.80 | $15.59 |
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 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.