How far is Elgin, IL from South Jacksonville, IL?
The driving distance from Elgin, IL to South Jacksonville, IL is about 243.6 miles (392 km), with a travel time of about 04h 38m by car.
- The straight-line flight distance is about 190.3 miles (306.3 km).
- For a round trip, plan for roughly 09h 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 04h 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.
City in McLean County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Elgin and South Jacksonville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Elgin and South Jacksonville.
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1
Start on East Chicago Street
10 m · 5 sec · East Chicago Street
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2
Turn right onto Villa Street
2.4 mi · 4 min · Villa Street
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3
Merge slight right onto Martin Luther King Jr Memorial Highway
1583 ft · 29 sec · Martin Luther King Jr Memorial Highway
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4
Continue on West Lake Street
5.2 mi · 7 min · West Lake Street
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5
Continue on Lake Street
6.5 mi · 10 min · Lake Street
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6
Take the ramp right toward I 355 Toll South: Joliet
1589 ft · 39 sec
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7
Merge slight left
18.2 mi · 23 min
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8
Take the exit slight right toward I 55 South: Joliet Road, Saint Louis
1453 ft · 36 sec
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9
Keep slight left to continue on Joliet Road South
1965 ft · 48 sec
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10
Keep slight left to continue on I 55 South: Saint Louis
706 ft · 17 sec
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11
Merge slight left onto Adlai Stevenson Expressway
111.5 mi · 2 hr 3 min · Adlai Stevenson Expressway
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12
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
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13
Keep slight right to continue on I 72 West, US 36 West: Jacksonville
28.9 mi · 31 min
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14
Take the exit slight right toward I 72 Business West: Jacksonville
1987 ft · 48 sec
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15
Keep slight left to continue on I 72 Business West: Jacksonville
132 m · 12 sec
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16
Turn right onto Old Route 36
1 km · 56 sec · Old Route 36
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17
Continue on East Morton Avenue
2.5 mi · 4 min · East Morton Avenue
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18
Turn left onto South Main Street
1 mi · 2 min · South Main Street
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19
Turn left onto East Vandalia Road
91 m · 13 sec · East Vandalia Road
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20
Arrive at your destination
0 m · 1 sec · East Vandalia Road
Car Route Details
A richer read on the saved driving route between Elgin and South Jacksonville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Adlai Stevenson Expressway
Merge slight left onto Adlai Stevenson Expressway
112 mi · 02h 03m
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 Elgin and Sunny near South Jacksonville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Elgin to South Jacksonville?
The road trip is about 243.6 miles (392 km) and usually takes 04h 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?
Lexington is a useful midpoint, sitting about 121.7 miles from Elgin and 121.9 miles from South Jacksonville.
How much longer is the road route than the straight-line distance?
The direct path is about 190.3 miles (306.3 km), while the road route adds roughly 53.3 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 7:44 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $32.39 one way or $64.79 round trip. Estimated CO2 is about 76.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Elgin and Sunny near South Jacksonville.
Stop Ideas Near Lexington
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 Lexington.
Uptown Station
Pontiac station
Dwight station
Rantoul
Flight Path Map
This map shows the direct air route between Elgin and South Jacksonville. Straight-line distance: 190.34 mi (306.32 km).
#1 Elgin
The second most populous city in Kane County, Illinois.
| Population | 110,196 |
| Coordinates | 42.0372500, -88.2811900 |
| Altitude | 227 |
| Country | United States |
#2 South Jacksonville
City in Illinois, United States of America
| Population | 3,075 |
| Coordinates | 39.7086600, -90.2281800 |
| Altitude | 189 |
| Country | United States |
End: South Jacksonville (-90.22818, 39.70866)
Estimated Travel Time
Distance: 392 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 06m |
| 40 mph (64.37 km/h) | 06h 05m |
| 50 mph (80.47 km/h) | 04h 52m |
| 60 mph (96.56 km/h) | 04h 03m |
| 70 mph (112.65 km/h) | 03h 28m |
| 80 mph (129 km/h) | 03h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $32.39 | $64.79 |
| Mid-grade | $4.25 | $36.53 | $73.07 |
| Premium | $4.65 | $39.98 | $79.96 |
| Diesel | $5.30 | $45.56 | $91.12 |
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 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.