How far is Evanston, IL from Flagg, IL?
The driving distance from Evanston, IL to Flagg, IL is about 92.6 miles (149.1 km), with a travel time of about 02h 04m by car.
- The straight-line flight distance is about 75.2 miles (121 km).
- For a round trip, plan for roughly 04h 08m 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 02h 04m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
This departure sits inside the recommended comfort window for the route.
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.
Partly Sunny then Chance Rain Showers
Patchy Frost then Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Evanston and Flagg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Evanston and Flagg.
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1
Start on the route
60 m · 22 sec
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2
At the end of the road, turn left
43 m · 16 sec
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3
At the end of the road, turn left onto Dempster Street
65 m · 15 sec · Dempster Street
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4
Turn left onto Asbury Avenue
1 mi · 2 min · Asbury Avenue
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5
Turn right onto Oakton Street
4 mi · 7 min · Oakton Street
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6
Turn slight left onto Gross Point Road
2627 ft · 52 sec · Gross Point Road
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7
Turn straight onto New Gross Point Road
531 ft · 15 sec · New Gross Point Road
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8
Turn right onto Howard Street
1222 ft · 35 sec · Howard Street
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9
Turn left onto North Lehigh Avenue
37 m · 2 sec · North Lehigh Avenue
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10
Turn right onto West Gross Point Road
1.4 km · 2 min · West Gross Point Road
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11
Turn slight right onto West Touhy Avenue
4 mi · 8 min · West Touhy Avenue
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12
Turn left onto South Des Plaines River Road
56 m · 4 sec · South Des Plaines River Road
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13
Take the ramp slight right toward I 294 South: Indiana
2265 ft · 55 sec
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14
Merge slight left onto Tri-State Tollway
8.9 mi · 12 min · Tri-State Tollway
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15
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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16
Keep slight right to continue on Tri-State Tollway
1251 ft · 31 sec · Tri-State Tollway
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17
Continue on Tri-State Tollway
1937 ft · 47 sec · Tri-State Tollway
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18
Keep slight right to continue on I 88 West Toll: Aurora
2633 ft · 50 sec
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19
Merge slight left onto Ronald Reagan Memorial Tollway
1.2 km · 60 sec · Ronald Reagan Memorial Tollway
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20
Keep slight right to continue on Ronald Reagan Memorial Tollway
25.1 mi · 30 min · Ronald Reagan Memorial Tollway
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21
Keep slight left to continue on Ronald Reagan Memorial Tollway
37.4 mi · 40 min · Ronald Reagan Memorial Tollway
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22
Take the exit slight right toward IL 251: Rochelle, Mendota
2006 ft · 49 sec
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23
Turn right
1.4 mi · 2 min
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24
Turn right onto 4th Avenue
103 m · 10 sec · 4th Avenue
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25
Turn right onto North 6th Street
120 m · 9 sec · North 6th Street
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26
Turn right onto Lincoln Avenue
4.1 mi · 7 min · Lincoln Avenue
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27
Turn left onto South Grange Road
1.1 mi · 4 min · South Grange Road
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28
Turn left onto East Titus Road
19 m · 3 sec · East Titus Road
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29
Arrive at your destination
0 m · 1 sec · East Titus Road
Car Route Details
A richer read on the saved driving route between Evanston 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.
Partly Sunny then Chance Rain Showers leaving Evanston and Patchy Frost then Chance Rain Showers near Flagg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Evanston to Flagg?
The road trip is about 92.6 miles (149.1 km) and usually takes 02h 04m 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?
North Aurora is a useful midpoint, sitting about 46.2 miles from Evanston and 46.4 miles from Flagg.
How much longer is the road route than the straight-line distance?
The direct path is about 75.2 miles (121 km), while the road route adds roughly 17.4 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 2:22 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.33 one way or $24.66 round trip. Estimated CO2 is about 29.1 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Rain Showers around Evanston and Patchy Frost then Chance Rain Showers near Flagg.
Stop Ideas Near North Aurora
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 North Aurora.
Naperville
Plano
Joliet Transportation Center
La Grange Road
Flight Path Map
This map shows the direct air route between Evanston and Flagg. Straight-line distance: 75.2 mi (121.03 km).
#1 Evanston
A city in Cook County, Illinois.
| Population | 72,683 |
| Coordinates | 42.0411400, -87.6900600 |
| Altitude | 187 |
| 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: 149 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 05m |
| 40 mph (64.37 km/h) | 02h 18m |
| 50 mph (80.47 km/h) | 01h 51m |
| 60 mph (96.56 km/h) | 01h 32m |
| 70 mph (112.65 km/h) | 01h 19m |
| 80 mph (129 km/h) | 01h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $12.33 | $24.66 |
| Mid-grade | $4.25 | $13.91 | $27.81 |
| Premium | $4.65 | $15.22 | $30.44 |
| Diesel | $5.30 | $17.34 | $34.69 |
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 · May 07, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.