How far is Rockford, IL from Flanagan, IL?
The driving distance from Rockford, IL to Flanagan, IL is about 114.5 miles (184.3 km), with a travel time of about 02h 17m by car.
- The straight-line flight distance is about 97 miles (156.1 km).
- For a round trip, plan for roughly 04h 35m 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 17m.
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.
Township in LaSalle County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Rockford and Flanagan.
Turn-by-Turn Driving Directions
Step-by-step road directions between Rockford and Flanagan.
-
1
Start on West State Street
546 ft · 23 sec · West State Street
-
2
Turn left onto South Church Street
1519 ft · 37 sec · South Church Street
-
3
Turn left onto Cedar Street
84 m · 5 sec · Cedar Street
-
4
Turn right onto South Main Street
3.6 mi · 6 min · South Main Street
-
5
Take the ramp left
1707 ft · 44 sec
-
6
Merge slight left onto U.S. Grant Memorial Highway
4.3 mi · 5 min · U.S. Grant Memorial Highway
-
7
Take the exit slight right
1.2 km · 2 min
-
8
Merge slight right
91.5 mi · 1 hr 38 min
-
9
Take the exit slight right toward Minonk
1702 ft · 47 sec
-
10
Turn left onto County Road 2200 North
536 ft · 15 sec · County Road 2200 North
-
11
Continue on West Chestnut Street
2224 ft · 47 sec · West Chestnut Street
-
12
Turn right onto Illinois Route 251
3.4 mi · 6 min · Illinois Route 251
-
13
Turn left onto County Road 1900 North
5.2 mi · 9 min · County Road 1900 North
-
14
Continue on East 1700 North Road
3.1 mi · 5 min · East 1700 North Road
-
15
Continue on West Falcon Highway
2861 ft · 1 min · West Falcon Highway
-
16
Turn left onto South Jefferson Street
2533 ft · 1 min · South Jefferson Street
-
17
Turn right onto Lumber Street
121 m · 23 sec · Lumber Street
-
18
Turn left onto Main Street
21 m · 5 sec · Main Street
-
19
Turn right
4 m · 1 sec
-
20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Rockford and Flanagan.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
U.S. Grant Memorial Highway
Merge slight right
91.5 mi · 01h 38m
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.
Sunny leaving Rockford and Sunny near Flanagan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Rockford to Flanagan?
The road trip is about 114.5 miles (184.3 km) and usually takes 02h 17m 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?
Meriden is a useful midpoint, sitting about 57.3 miles from Rockford and 57.2 miles from Flanagan.
How much longer is the road route than the straight-line distance?
The direct path is about 97 miles (156.1 km), while the road route adds roughly 17.5 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 1:54 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.23 one way or $30.47 round trip. Estimated CO2 is about 35.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Rockford and Sunny near Flanagan.
Stop Ideas Near Meriden
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 Meriden.
Mendota station
Princeton
Plano
Dwight station
Flight Path Map
This map shows the direct air route between Rockford and Flanagan. Straight-line distance: 97 mi (156.1 km).
#1 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
#2 Flanagan
City in Illinois, United States of America
| Population | 1,057 |
| Coordinates | 40.8780900, -88.8611800 |
| Altitude | 204 |
| Country | United States |
End: Flanagan (-88.86118, 40.87809)
Estimated Travel Time
Distance: 184 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 48m |
| 40 mph (64.37 km/h) | 02h 51m |
| 50 mph (80.47 km/h) | 02h 17m |
| 60 mph (96.56 km/h) | 01h 54m |
| 70 mph (112.65 km/h) | 01h 38m |
| 80 mph (129 km/h) | 01h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.23 | $30.47 |
| Mid-grade | $4.25 | $17.18 | $34.36 |
| Premium | $4.65 | $18.80 | $37.60 |
| Diesel | $5.30 | $21.43 | $42.86 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.