How far is Flanagan, IL from Rockford, IL?
The driving distance from Flanagan, IL to Rockford, IL is about 115 miles (185.1 km), with a travel time of about 01h 54m by car.
- The straight-line flight distance is about 97 miles (156.1 km).
- For a round trip, plan for roughly 03h 49m 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 54m.
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 Flanagan and Rockford.
Turn-by-Turn Driving Directions
Step-by-step road directions between Flanagan and Rockford.
-
1
Start on the route
116 m · 30 sec
-
2
Turn right onto North Jackson Street
22 m · 5 sec · North Jackson Street
-
3
Turn right onto Lumber Street
791 ft · 40 sec · Lumber Street
-
4
Turn left onto South Jefferson Street
2533 ft · 1 min · South Jefferson Street
-
5
At the end of the road, turn right onto West Falcon Highway
2861 ft · 57 sec · West Falcon Highway
-
6
Continue on East 1700 North Road
3.1 mi · 5 min · East 1700 North Road
-
7
Continue on County Road 1900 North
5.1 mi · 9 min · County Road 1900 North
-
8
Turn right onto Illinois Route 251
3.4 mi · 6 min · Illinois Route 251
-
9
Turn left onto West Chestnut Street
2064 ft · 45 sec · West Chestnut Street
-
10
Take the ramp right
1410 ft · 34 sec
-
11
Merge slight left
91.6 mi · 1 hr 38 min
-
12
Take the exit slight left toward US 20 West: Freeport, Rockford
1.1 mi · 2 min
-
13
Merge slight left onto U.S. Grant Memorial Highway
4.7 mi · 5 min · U.S. Grant Memorial Highway
-
14
Take the exit slight right toward IL 2: Rockford, Dixon
1810 ft · 44 sec
-
15
Keep slight right
86 m · 7 sec
-
16
Turn straight onto South Main Street
3.7 mi · 6 min · South Main Street
-
17
Turn right onto West State Street
45 m · 4 sec · West State Street
-
18
Arrive at your destination
0 m · 1 sec · West State Street
Car Route Details
A richer read on the saved driving route between Flanagan and Rockford.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
West Chestnut Street
Merge slight left
91.6 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 Flanagan and Sunny near Rockford.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Flanagan to Rockford?
The road trip is about 115 miles (185.1 km) and usually takes 01h 54m 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 57.5 miles from Flanagan and 57.5 miles from Rockford.
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 18 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 2:40 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.31 one way or $30.62 round trip. Estimated CO2 is about 36.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Flanagan and Sunny near Rockford.
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 Flanagan and Rockford. Straight-line distance: 97 mi (156.1 km).
#1 Flanagan
City in Illinois, United States of America
| Population | 1,057 |
| Coordinates | 40.8780900, -88.8611800 |
| Altitude | 204 |
| Country | United States |
#2 Rockford
The second most populous city in Illinois.
| Population | 144,835 |
| Coordinates | 42.2711300, -89.0940000 |
| Altitude | 218 |
| Country | United States |
End: West State Street (-89.094046, 42.271066)
Estimated Travel Time
Distance: 185 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 49m |
| 40 mph (64.37 km/h) | 02h 52m |
| 50 mph (80.47 km/h) | 02h 18m |
| 60 mph (96.56 km/h) | 01h 55m |
| 70 mph (112.65 km/h) | 01h 38m |
| 80 mph (129 km/h) | 01h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $15.31 | $30.62 |
| Mid-grade | $4.25 | $17.27 | $34.53 |
| Premium | $4.65 | $18.90 | $37.79 |
| Diesel | $5.30 | $21.53 | $43.07 |
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.