How far is Wheaton, IL from Flagg, IL?
The driving distance from Wheaton, IL to Flagg, IL is about 63.1 miles (101.5 km), with a travel time of about 01h 22m by car.
- The straight-line flight distance is about 53.3 miles (85.7 km).
- For a round trip, plan for roughly 02h 44m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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.
This route works well as a day trip with time at the destination.
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 01h 22m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Illinois, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Wheaton and Flagg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Wheaton and Flagg.
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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
3.6 mi · 7 min · South Naperville Road
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7
Turn right onto Warrenville Road
1427 ft · 29 sec · Warrenville Road
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8
Turn left onto Freedom Drive
156 m · 14 sec · Freedom Drive
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9
Take the ramp slight right toward I 88 Toll West: Aurora
3235 ft · 1 min
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10
Merge slight left onto Ronald Reagan Memorial Tollway
13 mi · 16 min · Ronald Reagan Memorial Tollway
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11
Keep slight left to continue on Ronald Reagan Memorial Tollway
37.4 mi · 40 min · Ronald Reagan Memorial Tollway
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12
Take the exit slight right toward IL 251: Rochelle, Mendota
2006 ft · 49 sec
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13
Turn right
1.4 mi · 2 min
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14
Turn right onto 4th Avenue
103 m · 10 sec · 4th Avenue
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15
Turn right onto North 6th Street
120 m · 9 sec · North 6th Street
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16
Turn right onto Lincoln Avenue
4.1 mi · 7 min · Lincoln Avenue
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17
Turn left onto South Grange Road
1.1 mi · 4 min · South Grange Road
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18
Turn left onto East Titus Road
19 m · 3 sec · East Titus Road
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19
Arrive at your destination
0 m · 1 sec · East Titus Road
Car Route Details
A richer read on the saved driving route between Wheaton and Flagg.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Ronald Reagan Memorial Tollway
Keep slight left to continue on Ronald Reagan Memorial Tollway
37.4 mi · 00h 40m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Rain Showers leaving Wheaton and Rain Showers near Flagg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Wheaton to Flagg?
The road trip is about 63.1 miles (101.5 km) and usually takes 01h 22m 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?
Maple Park is a useful midpoint, sitting about 31.5 miles from Wheaton and 31.6 miles from Flagg.
How much longer is the road route than the straight-line distance?
The direct path is about 53.3 miles (85.7 km), while the road route adds roughly 9.8 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 3:46 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.40 one way or $20.81 round trip. Estimated CO2 is about 19.8 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Wheaton and Rain Showers near Flagg.
Stop Ideas Near Maple Park
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 Maple Park.
Plano
Naperville
Rockford, Illinois
Mendota station
Flight Path Map
This map shows the direct air route between Wheaton and Flagg. Straight-line distance: 53.23 mi (85.66 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 Flagg
City in Illinois, United States of America
| Population | 12,745 |
| Coordinates | 41.8958600, -89.1409300 |
| Altitude | 238 |
| Country | United States |
End: Flagg (-89.14093, 41.89586)
Estimated Travel Time
Distance: 102 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 06m |
| 40 mph (64.37 km/h) | 01h 34m |
| 50 mph (80.47 km/h) | 01h 15m |
| 60 mph (96.56 km/h) | 01h 03m |
| 70 mph (112.65 km/h) | 00h 54m |
| 80 mph (129 km/h) | 00h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.67 | $10.40 | $20.81 |
| Mid-grade | $5.29 | $11.80 | $23.60 |
| Premium | $5.84 | $13.02 | $26.03 |
| Diesel | $6.57 | $14.65 | $29.31 |
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