How far is Antioch, IL from Quincy, IL?
The driving distance from Antioch, IL to Quincy, IL is about 320.1 miles (515.1 km), with a travel time of about 05h 19m by car.
- The straight-line flight distance is about 245.9 miles (395.8 km).
- For a round trip, plan for roughly 10h 39m 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 05h 19m.
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.
Village in Henry County, Illinois, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Rain Showers then Mostly Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Antioch and Quincy.
Turn-by-Turn Driving Directions
Step-by-step road directions between Antioch and Quincy.
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1
Start on Main Street
2 m · 6 sec · Main Street
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2
Turn left onto Lake Street
2388 ft · 1 min · Lake Street
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3
Turn right onto West IL Route 173
5.6 mi · 8 min · West IL Route 173
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4
Continue on Kenosha Road
3.7 mi · 5 min · Kenosha Road
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5
Continue on Kenosha Street
18.8 mi · 27 min · Kenosha Street
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6
Turn left onto North Division Street
2662 ft · 49 sec · North Division Street
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7
Turn right onto West Brink Street
12.4 mi · 18 min · West Brink Street
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8
Continue on State Route 173
5.6 mi · 8 min · State Route 173
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9
Continue on West Lane Road
1.5 mi · 2 min · West Lane Road
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10
Take the ramp right
2836 ft · 1 min
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11
Merge slight left onto Jane Addams Memorial Tollway
8.3 mi · 9 min · Jane Addams Memorial Tollway
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12
Keep slight right to continue on I 39, US 51 South: Bloomington
1.3 km · 53 sec
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13
Continue straight
2.1 mi · 2 min
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14
Keep slight right
22.3 mi · 24 min
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15
Take the exit slight right toward I 88 West Toll: Moline, Rock Island
2931 ft · 50 sec
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16
Merge slight left onto Ronald Reagan Memorial Tollway
33.8 mi · 36 min · Ronald Reagan Memorial Tollway
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17
Continue on Ronald Reagan Memorial Highway
1.1 mi · 1 min · Ronald Reagan Memorial Highway
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18
Continue on Ronald Reagan Memorial Highway
37.8 mi · 40 min · Ronald Reagan Memorial Highway
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19
Continue on Chicago-Kansas City Expressway
5.4 mi · 6 min · Chicago-Kansas City Expressway
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20
Take the exit slight right toward I 80: Peoria
7.1 mi · 8 min
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21
Keep slight left to continue on Chicago-Kansas City Expressway
31.3 mi · 34 min · Chicago-Kansas City Expressway
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22
Take the exit slight right toward US 34 West: Monmouth
49.6 mi · 59 min
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23
Continue on East 1200th Street
1.2 mi · 1 min · East 1200th Street
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24
Continue on North Lafayette Street
1.6 mi · 3 min · North Lafayette Street
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25
Turn right onto West Calhoun Street
929 ft · 27 sec · West Calhoun Street
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26
Continue on North Johnson Street
121 m · 11 sec · North Johnson Street
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27
Turn right onto West Jackson Street
6.2 mi · 10 min · West Jackson Street
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28
Continue on Macomb Street
2971 ft · 50 sec · Macomb Street
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29
Continue on East North Street
1 km · 56 sec · East North Street
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30
Continue on East Campbell Street
3.1 mi · 5 min · East Campbell Street
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31
Turn right onto Chicago-Kansas City Expressway
46 mi · 53 min · Chicago-Kansas City Expressway
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32
Take the exit slight right toward US 24: Mount Sterling, Keokuk
2465 ft · 1 min
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33
Turn right
9.1 mi · 14 min
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34
Turn left onto Vermont Street
141 m · 26 sec · Vermont Street
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35
Turn left onto North 4th Street
104 m · 5 sec · North 4th Street
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36
Turn right
22 m · 2 sec
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37
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Antioch and Quincy.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
US 34 West
Take the exit slight right toward US 34 West: Monmouth
49.6 mi · 00h 59m
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.
Chance Rain Showers then Mostly Cloudy leaving Antioch and Mostly Cloudy near Quincy.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Antioch to Quincy?
The road trip is about 320.1 miles (515.1 km) and usually takes 05h 19m 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?
Cleveland is a useful midpoint, sitting about 159.3 miles from Antioch and 160.8 miles from Quincy.
How much longer is the road route than the straight-line distance?
The direct path is about 245.9 miles (395.8 km), while the road route adds roughly 74.2 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 6:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $42.57 one way or $85.15 round trip. Estimated CO2 is about 100.3 kg one way.
What should you check before leaving?
Before you leave, expect Chance Rain Showers then Mostly Cloudy around Antioch and Mostly Cloudy near Quincy.
Stop Ideas Near Cleveland
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 Cleveland.
Moline, Illinois
Rock Island, IL
Davenport, Iowa
Kewanee
Flight Path Map
This map shows the direct air route between Antioch and Quincy. Straight-line distance: 245.96 mi (395.84 km).
#1 Antioch
Town in the American state of Illinois
| Population | 14,174 |
| Coordinates | 42.4772400, -88.0956400 |
| Altitude | 239 |
| 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: 515 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 39m |
| 40 mph (64.37 km/h) | 08h 00m |
| 50 mph (80.47 km/h) | 06h 24m |
| 60 mph (96.56 km/h) | 05h 20m |
| 70 mph (112.65 km/h) | 04h 34m |
| 80 mph (129 km/h) | 03h 59m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $42.57 | $85.15 |
| Mid-grade | $4.25 | $48.02 | $96.03 |
| Premium | $4.65 | $52.54 | $105.09 |
| Diesel | $5.30 | $59.88 | $119.76 |
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 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.