How far is Markham, IL from Pontoon Beach, IL?
The driving distance from Markham, IL to Pontoon Beach, IL is about 271.2 miles (436.5 km), with a travel time of about 05h 00m by car.
- The straight-line flight distance is about 234.4 miles (377.3 km).
- For a round trip, plan for roughly 10h 01m 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 05h 00m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 McLean County, Illinois, United States
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 Markham and Pontoon Beach.
Turn-by-Turn Driving Directions
Step-by-step road directions between Markham and Pontoon Beach.
-
1
Start on 163rd Street
20 m · 7 sec · 163rd Street
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2
Turn right onto Kedzie Avenue
2913 ft · 1 min · Kedzie Avenue
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3
Take the ramp slight right toward I 80 West
2482 ft · 1 min
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4
Merge slight left
28 mi · 35 min
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5
Take the exit slight right toward I 55 South: Saint Louis
1900 ft · 54 sec
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6
Merge slight left
93 mi · 1 hr 40 min
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7
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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8
Keep slight left to continue on I 55 South: Saint Louis
72.8 mi · 1 hr 18 min
-
9
Take the exit slight right toward I 270 West: Kansas City
2058 ft · 32 sec
-
10
Merge slight left
8.1 mi · 9 min
-
11
Take the exit slight right toward IL 111 North: Wood River
1580 ft · 34 sec
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12
Keep slight left
48 m · 4 sec
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13
Turn left
1.9 mi · 3 min
-
14
Turn right onto Pontoon Road
2690 ft · 55 sec · Pontoon Road
-
15
Turn right onto Breckenridge Lane
17 m · 5 sec · Breckenridge Lane
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16
Turn right
9 m · 2 sec
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17
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Markham and Pontoon Beach.
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
Merge slight left
93 mi · 01h 40m
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 Markham and Showers And Thunderstorms near Pontoon Beach.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Markham to Pontoon Beach?
The road trip is about 271.2 miles (436.5 km) and usually takes 05h 00m 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?
McLean is a useful midpoint, sitting about 135.6 miles from Markham and 135.6 miles from Pontoon Beach.
How much longer is the road route than the straight-line distance?
The direct path is about 234.4 miles (377.3 km), while the road route adds roughly 36.8 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 6:58 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $44.64 one way or $89.29 round trip. Estimated CO2 is about 85 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Markham and Showers And Thunderstorms near Pontoon Beach.
Stop Ideas Near McLean
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Lincoln
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to McLean.
Lincoln
Uptown Station
Peoria, Illinois
Springfield station
Flight Path Map
This map shows the direct air route between Markham and Pontoon Beach. Straight-line distance: 234.43 mi (377.28 km).
#1 Markham
A city located in Cook County, Illinois.
| Population | 13,400 |
| Coordinates | 41.5936500, -87.6947700 |
| Altitude | 189 |
| Country | United States |
#2 Pontoon Beach
Town
| Population | 5,655 |
| Coordinates | 38.7317200, -90.0803800 |
| Altitude | 127 |
| Country | United States |
End: Pontoon Beach (-90.08038, 38.73172)
Estimated Travel Time
Distance: 437 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 02m |
| 40 mph (64.37 km/h) | 06h 46m |
| 50 mph (80.47 km/h) | 05h 25m |
| 60 mph (96.56 km/h) | 04h 31m |
| 70 mph (112.65 km/h) | 03h 52m |
| 80 mph (129 km/h) | 03h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $44.64 | $89.29 |
| Mid-grade | $5.29 | $50.64 | $101.29 |
| Premium | $5.84 | $55.86 | $111.72 |
| Diesel | $6.57 | $62.88 | $125.77 |
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