How far is Plainfield, IL from Quincy, IL?
The driving distance from Plainfield, IL to Quincy, IL is about 253.6 miles (408.1 km), with a travel time of about 04h 23m by car.
- The straight-line flight distance is about 204.4 miles (329 km).
- For a round trip, plan for roughly 08h 47m 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 04h 23m.
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 Logan County, Illinois
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Plainfield and Quincy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Plainfield and Quincy.
-
1
Start on West Hazelcrest Drive
94 m · 16 sec · West Hazelcrest Drive
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2
Turn right onto North Division Street
1.5 mi · 3 min · North Division Street
-
3
Turn left onto North Joliet Road
2.2 mi · 5 min · North Joliet Road
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4
Take the ramp right toward I 55 South: Bloomington
1306 ft · 32 sec
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5
Merge slight left
99.9 mi · 1 hr 48 min
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6
Keep slight right to continue on I 55 South: Saint Louis, Springfield
64.8 mi · 1 hr 10 min
-
7
Keep slight right to continue on I 72 West, US 36 West: Jacksonville
92.9 mi · 1 hr 40 min
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8
Keep slight left to continue on I 172 North: Quincy
1.3 km · 51 sec
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9
Continue on Chicago-Kansas City Expressway
2.2 mi · 2 min · Chicago-Kansas City Expressway
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10
Take the exit slight right toward IL 57: Marblehead, Quincy
2698 ft · 1 min
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11
Turn left
11.8 mi · 21 min
-
12
Turn left
2248 ft · 43 sec
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13
Turn right
22 m · 2 sec
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14
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Plainfield and Quincy.
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 55 South
Merge slight left
99.9 mi · 01h 48m
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.
Showers And Thunderstorms Likely leaving Plainfield and Partly Sunny near Quincy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Plainfield to Quincy?
The road trip is about 253.6 miles (408.1 km) and usually takes 04h 23m 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?
Broadwell is a useful midpoint, sitting about 138.6 miles from Plainfield and 115 miles from Quincy.
How much longer is the road route than the straight-line distance?
The direct path is about 204.4 miles (329 km), while the road route adds roughly 49.2 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 8:12 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.75 one way or $67.50 round trip. Estimated CO2 is about 79.5 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Plainfield and Partly Sunny near Quincy.
Stop Ideas Near Broadwell
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Route 66 Original Alignment- Driveable!
City of Lincoln
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Broadwell.
Lincoln
Springfield station
Uptown Station
Peoria, Illinois
Flight Path Map
This map shows the direct air route between Plainfield and Quincy. Straight-line distance: 204.4 mi (328.95 km).
#1 Plainfield
Plainfield is a place in Illinois, United States.
| Population | 0 |
| Coordinates | 41.6269700, -88.2039500 |
| Altitude | 188 |
| Country | United States |
#2 Quincy
County seat of Adams County, Illinois, United States
| Population | 39,589 |
| Coordinates | 39.9356000, -91.4098700 |
| Altitude | 173 |
| Country | United States |
End: Broadway Street (-91.40987, 39.935697)
Estimated Travel Time
Distance: 408 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 26m |
| 40 mph (64.37 km/h) | 06h 20m |
| 50 mph (80.47 km/h) | 05h 04m |
| 60 mph (96.56 km/h) | 04h 13m |
| 70 mph (112.65 km/h) | 03h 37m |
| 80 mph (129 km/h) | 03h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $33.75 | $67.50 |
| Mid-grade | $4.25 | $38.06 | $76.13 |
| Premium | $4.65 | $41.65 | $83.31 |
| Diesel | $5.30 | $47.47 | $94.94 |
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 24, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.