How far is Springfield, IL from Flagg, IL?
The driving distance from Springfield, IL to Flagg, IL is about 177.3 miles (285.3 km), with a travel time of about 03h 21m by car.
- The straight-line flight distance is about 147.1 miles (236.7 km).
- For a round trip, plan for roughly 06h 43m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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 03h 21m.
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.
Township in Woodford County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Scattered Showers And Thunderstorms then Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Springfield and Flagg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Springfield and Flagg.
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1
Start on East Washington Street
1206 ft · 42 sec · East Washington Street
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2
Turn left onto North 12th Street
1013 ft · 36 sec · North 12th Street
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3
Turn straight onto Clear Lake Avenue
2.3 mi · 4 min · Clear Lake Avenue
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4
Take the exit slight right toward I 55 North: Chicago
1533 ft · 53 sec
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5
Merge slight left
29.2 mi · 32 min
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6
Keep slight right to continue on I 55 North: Chicago
29.4 mi · 31 min
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7
Keep slight left to continue on I 55 North, I 74 West: Chicago, Peoria
7.6 mi · 8 min
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8
Take the exit slight right toward I 39 North: Rockford
98.5 mi · 1 hr 46 min
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9
Take the exit slight right toward I 88 West Toll: Moline, Rock Island
2323 ft · 1 min
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10
Merge slight left onto Ronald Reagan Memorial Tollway
2.1 mi · 2 min · Ronald Reagan Memorial Tollway
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11
Take the exit slight right toward IL 251: Rochelle, Mendota
2006 ft · 49 sec
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12
Turn right
1.4 mi · 2 min
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13
Turn right onto 4th Avenue
103 m · 10 sec · 4th Avenue
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14
Turn right onto North 6th Street
120 m · 9 sec · North 6th Street
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15
Turn right onto Lincoln Avenue
4.1 mi · 7 min · Lincoln Avenue
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16
Turn left onto South Grange Road
1.1 mi · 4 min · South Grange Road
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17
Turn left onto East Titus Road
19 m · 3 sec · East Titus Road
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18
Arrive at your destination
0 m · 1 sec · East Titus Road
Car Route Details
A richer read on the saved driving route between Springfield and Flagg.
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 39 North
Take the exit slight right toward I 39 North: Rockford
98.5 mi · 01h 46m
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.
Scattered Showers And Thunderstorms then Mostly Sunny leaving Springfield and Sunny near Flagg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Springfield to Flagg?
The road trip is about 177.3 miles (285.3 km) and usually takes 03h 21m 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?
Panola is a useful midpoint, sitting about 88.7 miles from Springfield and 88.6 miles from Flagg.
How much longer is the road route than the straight-line distance?
The direct path is about 147.1 miles (236.7 km), while the road route adds roughly 30.2 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 CDT. If you want a more comfortable same-day return, try to leave by 10:16 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.61 one way or $47.21 round trip. Estimated CO2 is about 55.6 kg one way.
What should you check before leaving?
Before you leave, expect Scattered Showers And Thunderstorms then Mostly Sunny around Springfield and Sunny near Flagg.
Stop Ideas Near Panola
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 Panola.
Uptown Station
Pontiac station
Peoria, Illinois
Dwight station
Flight Path Map
This map shows the direct air route between Springfield and Flagg. Straight-line distance: 147.06 mi (236.67 km).
#1 Springfield
The capital of Illinois and the county seat of Sangamon County.
| Population | 113,671 |
| Coordinates | 39.8017200, -89.6437100 |
| Altitude | 182 |
| 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: 285 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 54m |
| 40 mph (64.37 km/h) | 04h 25m |
| 50 mph (80.47 km/h) | 03h 32m |
| 60 mph (96.56 km/h) | 02h 57m |
| 70 mph (112.65 km/h) | 02h 31m |
| 80 mph (129 km/h) | 02h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $23.61 | $47.21 |
| Mid-grade | $4.25 | $26.62 | $53.25 |
| Premium | $4.65 | $29.13 | $58.27 |
| Diesel | $5.30 | $33.20 | $66.41 |
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.