How far is Harlan, IA from Dubuque, IA?
The driving distance from Harlan, IA to Dubuque, IA is about 296.6 miles (477.4 km), with a travel time of about 04h 47m by car.
- The straight-line flight distance is about 246.1 miles (396 km).
- For a round trip, plan for roughly 09h 34m 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 47m.
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.
City in Iowa, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Mostly Sunny then Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Harlan and Dubuque.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harlan and Dubuque.
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1
Start on Willow Street
17 m · 5 sec · Willow Street
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2
Turn right onto 12th Street
1.5 mi · 3 min · 12th Street
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3
Continue on Linden Road
1.1 mi · 2 min · Linden Road
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4
Continue on 800th Street
1965 ft · 46 sec · 800th Street
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5
Turn left
8.5 mi · 12 min
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6
Continue on Avoca Lane
671 ft · 19 sec · Avoca Lane
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7
Take the ramp slight right
1377 ft · 34 sec
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8
Merge slight left
82.1 mi · 1 hr 28 min
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9
Keep slight right to continue on I 35, I 80 East: Chicago, Minneapolis, Kansas City
14.4 mi · 17 min
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10
Keep slight left
4.5 mi · 5 min
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11
Take the exit slight right toward US 6 West, US 65 North, IA 330 North: Marshalltown, Bondurant
2428 ft · 1 min
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12
Turn left onto Northeast Hubbell Avenue
1.2 mi · 2 min · Northeast Hubbell Avenue
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13
Continue on Northeast Hubbell Road
33.5 mi · 39 min · Northeast Hubbell Road
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14
Take the exit right
2792 ft · 1 min
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15
Merge slight left onto Lincoln Highway
37 mi · 43 min · Lincoln Highway
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16
Continue on 73rd Street
26.8 mi · 31 min · 73rd Street
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17
Take the exit slight right toward IA 100 East: Cedar Rapids, Marion
1.6 km · 2 min
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18
Continue straight
9.4 mi · 11 min
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19
Keep slight right to continue on Collins Road Northeast
5.9 mi · 8 min · Collins Road Northeast
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20
Turn left
1.1 mi · 2 min
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21
Turn right onto Marion Airport Road
24.1 mi · 28 min · Marion Airport Road
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22
Continue on 200th Avenue
32.4 mi · 37 min · 200th Avenue
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23
Keep slight left
5.1 mi · 7 min
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24
Keep slight left
1.1 mi · 1 min
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25
Take the exit slight right toward White Street, Port of Dubuque
1432 ft · 32 sec
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26
Continue on White Street
638 ft · 27 sec · White Street
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27
Turn left onto East 7th Street
87 m · 20 sec · East 7th Street
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28
Turn left onto Central Avenue
10 m · 1 sec · Central Avenue
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29
Arrive at your destination
0 m · 1 sec · Central Avenue
Car Route Details
A richer read on the saved driving route between Harlan and Dubuque.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Avoca Lane
Merge slight left
82.1 mi · 01h 28m
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 Showers And Thunderstorms leaving Harlan and Mostly Sunny then Showers And Thunderstorms Likely near Dubuque.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harlan to Dubuque?
The road trip is about 296.6 miles (477.4 km) and usually takes 04h 47m 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?
Melbourne is a useful midpoint, sitting about 146.1 miles from Harlan and 150.5 miles from Dubuque.
How much longer is the road route than the straight-line distance?
The direct path is about 246.1 miles (396 km), while the road route adds roughly 50.5 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 7:26 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $39.48 one way or $78.96 round trip. Estimated CO2 is about 93 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Harlan and Mostly Sunny then Showers And Thunderstorms Likely near Dubuque.
Stop Ideas Near Melbourne
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 Melbourne.
Osceola
Ottumwa station
Flight Path Map
This map shows the direct air route between Harlan and Dubuque. Straight-line distance: 246.07 mi (396.01 km).
#1 Harlan
City in Iowa, USA
| Population | 4,795 |
| Coordinates | 41.6530400, -95.3255500 |
| Altitude | 382 |
| Country | United States |
#2 Dubuque
The most populous city in Dubuque County, Iowa.
| Population | 57,781 |
| Coordinates | 42.5005600, -90.6645700 |
| Altitude | 189 |
| Country | United States |
End: Central Avenue (-90.664595, 42.500561)
Estimated Travel Time
Distance: 477 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 53m |
| 40 mph (64.37 km/h) | 07h 24m |
| 50 mph (80.47 km/h) | 05h 55m |
| 60 mph (96.56 km/h) | 04h 56m |
| 70 mph (112.65 km/h) | 04h 14m |
| 80 mph (129 km/h) | 03h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $39.48 | $78.96 |
| Mid-grade | $4.25 | $44.53 | $89.06 |
| Premium | $4.65 | $48.73 | $97.45 |
| Diesel | $5.30 | $55.53 | $111.07 |
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 Iowa · Apr 17, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.