How far is Wheaton, IL from Saint Elmo, IL?
The driving distance from Wheaton, IL to Saint Elmo, IL is about 244.9 miles (394.2 km), with a travel time of about 04h 36m by car.
- The straight-line flight distance is about 200 miles (321.8 km).
- For a round trip, plan for roughly 09h 12m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CST.
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 36m.
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 Ford County, Illinois
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 Wheaton and Saint Elmo.
Turn-by-Turn Driving Directions
Step-by-step road directions between Wheaton and Saint Elmo.
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1
Start on West Wesley Street
761 ft · 23 sec · West Wesley Street
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2
Turn left onto North Wheaton Avenue
142 m · 28 sec · North Wheaton Avenue
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3
Turn left onto West Front Street
897 ft · 31 sec · West Front Street
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4
Turn right onto South Main Street
2252 ft · 1 min · South Main Street
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5
Turn left onto East Roosevelt Road
906 ft · 26 sec · East Roosevelt Road
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6
Turn right onto South Naperville Road
3.9 mi · 7 min · South Naperville Road
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7
Take the ramp slight right toward I 88 Toll East: Chicago
1704 ft · 42 sec
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8
Merge slight left onto Ronald Reagan Memorial Tollway
3.1 mi · 4 min · Ronald Reagan Memorial Tollway
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9
Take the exit slight right toward I 355 Toll South: Joliet
1961 ft · 48 sec
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10
Keep slight left to continue on I 355 South: Joliet
2223 ft · 54 sec
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11
Merge slight left onto Veterans Memorial Tollway
19.4 mi · 22 min · Veterans Memorial Tollway
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12
Keep slight left to continue on I 80 East: Indiana
1.3 mi · 3 min
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13
Merge slight left
10.6 mi · 12 min
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14
Take the exit slight right toward I 57 South: Memphis
3222 ft · 1 min
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15
Merge slight left
186.7 mi · 3 hr 22 min
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16
Keep slight right to continue on I 70 West: Saint Louis
15.8 mi · 17 min
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17
Take the exit slight right toward St Elmo
1133 ft · 19 sec
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18
Turn right onto Interstate Drive
2974 ft · 1 min · Interstate Drive
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19
At the end of the road, turn right onto East Cumberland Road
2671 ft · 56 sec · East Cumberland Road
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20
Turn left onto South Main Street
1254 ft · 57 sec · South Main Street
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21
Turn right onto East 4th Street
44 m · 6 sec · East 4th Street
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22
Arrive at your destination
0 m · 1 sec · East 4th Street
Car Route Details
A richer read on the saved driving route between Wheaton and Saint Elmo.
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 57 South
Merge slight left
187 mi · 03h 22m
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 Wheaton and Sunny near Saint Elmo.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Wheaton to Saint Elmo?
The road trip is about 244.9 miles (394.2 km) and usually takes 04h 36m 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?
Paxton is a useful midpoint, sitting about 122.5 miles from Wheaton and 122.5 miles from Saint Elmo.
How much longer is the road route than the straight-line distance?
The direct path is about 200 miles (321.8 km), while the road route adds roughly 44.9 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 CST. If you want a more comfortable same-day return, try to leave by 7:48 AM CST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $39.80 one way or $79.61 round trip. Estimated CO2 is about 76.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Wheaton and Sunny near Saint Elmo.
Stop Ideas Near Paxton
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 Paxton.
Rantoul
Gilman
Illinois Terminal
Danville, Illinois
Flight Path Map
This map shows the direct air route between Wheaton and Saint Elmo. Straight-line distance: 199.98 mi (321.83 km).
#1 Wheaton
The most populous city in DuPage County, Illinois.
| Population | 52,451 |
| Coordinates | 41.8661400, -88.1070100 |
| Altitude | 231 |
| Country | United States |
#2 Saint Elmo
City in Illinois
| Population | 1,367 |
| Coordinates | 39.0272700, -88.8481100 |
| Altitude | 189 |
| Country | United States |
End: Saint Elmo (-88.84811, 39.02727)
Estimated Travel Time
Distance: 394 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 09m |
| 40 mph (64.37 km/h) | 06h 07m |
| 50 mph (80.47 km/h) | 04h 53m |
| 60 mph (96.56 km/h) | 04h 04m |
| 70 mph (112.65 km/h) | 03h 29m |
| 80 mph (129 km/h) | 03h 03m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.61 | $39.80 | $79.61 |
| Mid-grade | $5.24 | $45.27 | $90.55 |
| Premium | $5.79 | $50.06 | $100.12 |
| Diesel | $6.59 | $56.95 | $113.91 |
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 · Nov 06, 2026