How far is Port Byron, IL from Chicago, IL?

The driving distance from Port Byron, IL to Chicago, IL is about 154.2 miles (248.2 km), with a travel time of about 02h 34m by car.

  • The straight-line flight distance is about 139.5 miles (224.5 km).
  • For a round trip, plan for roughly 05h 09m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
154.21 mi
02h 34m
Flight
139.49 mi
224.48 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Port Byron.

Flight Distance

Direct air line
139.49 mi
Kilometers
224.48 km
Flight Time
00h 16m

Driving Distance

Road route
154.21 mi
Kilometers
248.18 km
Drive Time
02h 34m

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 02h 34m.

Arrival Snapshot
Arrive in Chicago
Wed, Apr 22, 9:06 PM CDT
Return by in Port Byron
Wed, Apr 22, 11:41 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Port Byron
2026-04-22T18:31
Arrive Chicago
Wed, Apr 22, 9:06 PM CDT
Route Timing
02h 34m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
10:35 AM to 12:35 PM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
1:20 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Port Byron
9:30 PM CDT
Morning start is best

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.

Mid-route stop
Creston
IL

City in Illinois, United States of America

From Port Byron
77 mi
01h 17m
To Chicago
77.2 mi
01h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
78°F
Wednesday

Sunny

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 to 10 mph SW
Destination
64°F
Wednesday

Mostly Sunny

Starts
Wed, Apr 22 6:00 AM CDT
Wind
5 mph NE

Driving Route Map

The map below follows the saved road route between Port Byron and Chicago.

Turn-by-Turn Driving Directions

Step-by-step road directions between Port Byron and Chicago.

  1. 1

    Start on Cherry Street

    25 m · 9 sec · Cherry Street

  2. 2

    Turn left onto South High Street

    2748 ft · 48 sec · South High Street

  3. 3

    Turn right onto Agnes Street

    2703 ft · 1 min · Agnes Street

  4. 4

    Continue on 94th Avenue North

    7.2 mi · 17 min · 94th Avenue North

  5. 5

    Turn sharp right onto Moline Road

    1777 ft · 53 sec · Moline Road

  6. 6

    Take the ramp slight right

    1378 ft · 34 sec

  7. 7

    Merge slight left onto Ronald Reagan Memorial Highway

    33.2 mi · 36 min · Ronald Reagan Memorial Highway

  8. 8

    Continue on Ronald Reagan Memorial Tollway

    91 mi · 1 hr 41 min · Ronald Reagan Memorial Tollway

  9. 9

    Keep slight right to continue on Ronald Reagan Memorial Tollway

    6 mi · 8 min · Ronald Reagan Memorial Tollway

  10. 10

    Merge slight right onto Eisenhower Expressway

    13.2 mi · 18 min · Eisenhower Expressway

  11. 11

    Take the exit slight right toward I 90 East, I 94 East: Indiana, Taylor Street, Roosevelt Road

    616 ft · 15 sec

  12. 12

    Keep slight left to continue on I 90 East, I 94 East: Indiana

    1203 ft · 29 sec

  13. 13

    Merge slight left onto Dan Ryan Expressway

    1.2 km · 1 min · Dan Ryan Expressway

  14. 14

    Take the exit slight right toward 18th Street

    1398 ft · 34 sec

  15. 15

    Turn slight left onto South Union Avenue

    963 ft · 30 sec · South Union Avenue

  16. 16

    Turn right onto South Canalport Avenue

    154 m · 13 sec · South Canalport Avenue

  17. 17

    Turn left onto South Halsted Street

    737 ft · 19 sec · South Halsted Street

  18. 18

    Turn right onto West Cermak Road

    976 ft · 25 sec · West Cermak Road

  19. 19

    Turn left

    46 m · 11 sec

  20. 20

    Turn right

    794 ft · 58 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Port Byron and Chicago.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
21 steps
9 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
13.6 / 100 mi
Decision points by distance
Main Roads
Ronald Reagan Memorial Tollway
97 mi · 63%
Ronald Reagan Memorial Highway
33.2 mi · 22%
Eisenhower Expressway
13.2 mi · 9%
94th Avenue North
7.18 mi · 5%
Dan Ryan Expressway
0.75 mi
Moline Road
0.6 mi
Longest Stretch

Ronald Reagan Memorial Tollway

Continue on Ronald Reagan Memorial Tollway

91 mi · 01h 41m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
02h 34m
Day trip friendly
Same-Day Return
05h 10m
Round-trip wheel time
Road vs Air
+14.7 mi
139.5 mi direct line
Halfway Stop
Creston
01h 17m from Port Byron
Leave By
1:20 PM CDT
Morning start is best
Weather Watch

Sunny leaving Port Byron and Mostly Sunny near Chicago.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Port Byron to Chicago?

The road trip is about 154.2 miles (248.2 km) and usually takes 02h 34m 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?

Creston is a useful midpoint, sitting about 77 miles from Port Byron and 77.2 miles from Chicago.

How much longer is the road route than the straight-line distance?

The direct path is about 139.5 miles (224.5 km), while the road route adds roughly 14.7 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 1:20 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $20.51 one way or $41.03 round trip. Estimated CO2 is about 48.3 kg one way.

What should you check before leaving?

Before you leave, expect Sunny around Port Byron and Mostly Sunny near Chicago.

Stop Ideas Near Creston

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Creston, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Creston.

BUS

Rockford, Illinois

38 mi away
7559 Walton St.
RAIL

Mendota station

44 mi away
783 Main Street
RAIL

Plano

46 mi away
101 West Main Street
BUS

South Beloit, Illinois

62 mi away
15766 Manchester Road

Flight Path Map

This map shows the direct air route between Port Byron and Chicago. Straight-line distance: 139.49 mi (224.48 km).

Port Byron

#1 Port Byron

City in Illinois, United States of America

Population1,597
Coordinates41.6064200, -90.3354100
Altitude184
CountryUnited States
Chicago

#2 Chicago

The third most populous city in the United States and the center of the Chicago metropolitan area.

Population2,677,643
Coordinates41.850033, -87.6500523
Altitude179
CountryUnited States
Start: Cherry Street (-90.335401, 41.606606)
End: (-87.650099, 41.850032)

Estimated Travel Time

Distance: 248 km by road

SpeedTime
30 mph (48.3 km/h)05h 08m
40 mph (64.37 km/h)03h 51m
50 mph (80.47 km/h)03h 05m
60 mph (96.56 km/h)02h 34m
70 mph (112.65 km/h)02h 12m
80 mph (129 km/h)01h 55m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.44 gal
20.6 L · about $20.51
Round trip
$41.03
10.88 gal · 41.2 L
Estimated CO2
48.3 kg one way
Round trip: 96.7 kg / 213 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $20.51 $41.03
Mid-grade $4.25 $23.14 $46.27
Premium $4.65 $25.32 $50.64
Diesel $5.30 $28.85 $57.71

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 22, 2026

There is no time difference between Port Byron and Chicago. The current time is 18:31:43.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.