How far is Dubuque, IA from Knoxville, IA?
The driving distance from Dubuque, IA to Knoxville, IA is about 193.9 miles (312.1 km), with a travel time of about 03h 49m by car.
- The straight-line flight distance is about 149.8 miles (241.1 km).
- For a round trip, plan for roughly 07h 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 03h 49m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
This departure sits inside the recommended comfort window for the route.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
Human settlement in Johnson County, Iowa, United States of America
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 Dubuque and Knoxville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dubuque and Knoxville.
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1
Start on Central Avenue
929 ft · 34 sec · Central Avenue
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2
Take the ramp straight toward US 61 South, US 151 South
1021 ft · 28 sec
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3
Continue straight
5.6 mi · 8 min
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4
Take the exit slight right
57 mi · 1 hr 6 min
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5
Turn left
7.5 mi · 9 min
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6
Keep slight right to continue on US 30 West, US 151 South: Cedar Rapids
2229 ft · 38 sec
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7
Merge slight left onto Lincoln Freeway
6.4 mi · 7 min · Lincoln Freeway
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8
Take the exit slight right toward I 380 South, US 218 South, IA 27 South: Iowa City, Airport
1764 ft · 50 sec
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9
Merge slight left onto Avenue of the Saints
15.8 mi · 17 min · Avenue of the Saints
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10
Take the exit slight right toward I 80
1362 ft · 33 sec
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11
Keep slight right to continue on I 80 West: Des Moines
1.1 km · 1 min
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12
Merge slight left
73.8 mi · 1 hr 19 min
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13
Take the exit slight right toward US 6, IA 14: Newton, Monroe
1632 ft · 44 sec
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14
Turn left onto State Highway 14
11 mi · 16 min · State Highway 14
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15
Continue on Monroe Street
1.6 km · 2 min · Monroe Street
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16
Continue on State Highway 14
12.5 mi · 19 min · State Highway 14
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17
Continue on North Lincoln Street
1.1 mi · 2 min · North Lincoln Street
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18
Arrive at your destination
0 m · 1 sec · North Lincoln Street
Car Route Details
A richer read on the saved driving route between Dubuque and Knoxville.
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 80 West
Merge slight left
73.8 mi · 01h 19m
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.
Sunny leaving Dubuque and Sunny near Knoxville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dubuque to Knoxville?
The road trip is about 193.9 miles (312.1 km) and usually takes 03h 49m 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?
Tiffin is a useful midpoint, sitting about 96.9 miles from Dubuque and 97.1 miles from Knoxville.
How much longer is the road route than the straight-line distance?
The direct path is about 149.8 miles (241.1 km), while the road route adds roughly 44.1 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 9:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.79 one way or $51.59 round trip. Estimated CO2 is about 60.8 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dubuque and Sunny near Knoxville.
Stop Ideas Near Tiffin
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 Tiffin.
Mount Pleasant
Davenport, Iowa
Rock Island, IL
Ottumwa station
Flight Path Map
This map shows the direct air route between Dubuque and Knoxville. Straight-line distance: 149.81 mi (241.1 km).
#1 Dubuque
The most populous city in Dubuque County, Iowa.
| Population | 57,781 |
| Coordinates | 42.5005600, -90.6645700 |
| Altitude | 189 |
| Country | United States |
#2 Knoxville
City in and seat of Marion County, Iowa, United States
| Population | 7,082 |
| Coordinates | 41.3208300, -93.1093700 |
| Altitude | 277 |
| Country | United States |
End: Knoxville (-93.10937, 41.32083)
Estimated Travel Time
Distance: 312 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 27m |
| 40 mph (64.37 km/h) | 04h 50m |
| 50 mph (80.47 km/h) | 03h 52m |
| 60 mph (96.56 km/h) | 03h 13m |
| 70 mph (112.65 km/h) | 02h 46m |
| 80 mph (129 km/h) | 02h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $25.79 | $51.59 |
| Mid-grade | $4.25 | $29.09 | $58.18 |
| Premium | $4.65 | $31.83 | $63.67 |
| Diesel | $5.30 | $36.28 | $72.56 |
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 Iowa · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.