How far is Waukegan, IL from Port Byron, IL?
The driving distance from Waukegan, IL to Port Byron, IL is about 186.5 miles (300.1 km), with a travel time of about 03h 38m by car.
- The straight-line flight distance is about 138.2 miles (222.4 km).
- For a round trip, plan for roughly 07h 16m 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 03h 38m.
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 Illinois, US
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 Waukegan and Port Byron.
Turn-by-Turn Driving Directions
Step-by-step road directions between Waukegan and Port Byron.
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1
Start on North Jackson Street
2647 ft · 1 min · North Jackson Street
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2
Turn right onto Glen Rock Avenue
2495 ft · 1 min · Glen Rock Avenue
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3
Turn right onto Belvidere Street
1.6 mi · 3 min · Belvidere Street
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4
Continue on Belvidere Road
2.2 mi · 3 min · Belvidere Road
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5
Take the ramp slight right toward I 94 East Toll: Chicago
1511 ft · 37 sec
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6
Merge slight left onto Tri-State Tollway
13.9 mi · 16 min · Tri-State Tollway
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7
Keep slight right to continue on Tri-State Tollway
20.1 mi · 25 min · Tri-State Tollway
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8
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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9
Keep slight right to continue on Tri-State Tollway
1251 ft · 31 sec · Tri-State Tollway
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10
Continue on Tri-State Tollway
1937 ft · 47 sec · Tri-State Tollway
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11
Keep slight right to continue on I 88 West Toll: Aurora
2633 ft · 50 sec
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12
Merge slight left onto Ronald Reagan Memorial Tollway
1.2 km · 60 sec · Ronald Reagan Memorial Tollway
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13
Keep slight right to continue on Ronald Reagan Memorial Tollway
25.1 mi · 30 min · Ronald Reagan Memorial Tollway
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14
Keep slight left to continue on Ronald Reagan Memorial Tollway
69.5 mi · 1 hr 14 min · Ronald Reagan Memorial Tollway
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15
Continue on Ronald Reagan Memorial Highway
1.1 mi · 1 min · Ronald Reagan Memorial Highway
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16
Continue on Ronald Reagan Memorial Highway
37.8 mi · 40 min · Ronald Reagan Memorial Highway
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17
Continue on Chicago-Kansas City Expressway
4.6 mi · 5 min · Chicago-Kansas City Expressway
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18
Take the exit slight right toward I 80: Des Moines
1949 ft · 48 sec
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19
Keep slight right
1.1 km · 1 min
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20
Merge slight left
2.1 mi · 2 min
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21
Take the exit slight right toward IL 84: East Moline, Savanna
2827 ft · 1 min
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22
Keep slight right
48 m · 4 sec
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23
Turn right
2.8 mi · 5 min
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24
Turn left onto Cherry Street
25 m · 4 sec · Cherry Street
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25
Arrive at your destination
0 m · 1 sec · Cherry Street
Car Route Details
A richer read on the saved driving route between Waukegan and Port Byron.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Ronald Reagan Memorial Tollway
Keep slight left to continue on Ronald Reagan Memorial Tollway
69.5 mi · 01h 14m
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.
Mostly Sunny leaving Waukegan and Mostly Sunny near Port Byron.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Waukegan to Port Byron?
The road trip is about 186.5 miles (300.1 km) and usually takes 03h 38m 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?
Malta is a useful midpoint, sitting about 93.1 miles from Waukegan and 93.3 miles from Port Byron.
How much longer is the road route than the straight-line distance?
The direct path is about 138.2 miles (222.4 km), while the road route adds roughly 48.3 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 9:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $24.81 one way or $49.63 round trip. Estimated CO2 is about 58.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Waukegan and Mostly Sunny near Port Byron.
Stop Ideas Near Malta
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 Malta.
Rockford, Illinois
Plano
Mendota station
Naperville
Flight Path Map
This map shows the direct air route between Waukegan and Port Byron. Straight-line distance: 138.19 mi (222.4 km).
#1 Waukegan
The second most populous city in Lake County, Illinois.
| Population | 85,453 |
| Coordinates | 42.3636300, -87.8447900 |
| Altitude | 199 |
| Country | United States |
#2 Port Byron
City in Illinois, United States of America
| Population | 1,597 |
| Coordinates | 41.6064200, -90.3354100 |
| Altitude | 184 |
| Country | United States |
End: Port Byron (-90.33541, 41.60642)
Estimated Travel Time
Distance: 300 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 12m |
| 40 mph (64.37 km/h) | 04h 39m |
| 50 mph (80.47 km/h) | 03h 43m |
| 60 mph (96.56 km/h) | 03h 06m |
| 70 mph (112.65 km/h) | 02h 39m |
| 80 mph (129 km/h) | 02h 19m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $24.81 | $49.63 |
| Mid-grade | $4.25 | $27.98 | $55.97 |
| Premium | $4.65 | $30.62 | $61.25 |
| Diesel | $5.30 | $34.90 | $69.80 |
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.