How far is Harlan, IA from Davenport, IA?
The driving distance from Harlan, IA to Davenport, IA is about 270 miles (434.5 km), with a travel time of about 04h 19m by car.
- The straight-line flight distance is about 245.5 miles (395.1 km).
- For a round trip, plan for roughly 08h 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 04h 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.
Human settlement in Jasper County, 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 Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Harlan and Davenport.
Turn-by-Turn Driving Directions
Step-by-step road directions between Harlan and Davenport.
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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
152.3 mi · 2 hr 45 min
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11
Take the exit slight right toward I 280 East, US 6 East, US 61 South: Rock Island, Moline
1.1 mi · 2 min
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12
Take the exit slight right toward US 6 East, CR F58 West: Kimberly Road, Walcott
2019 ft · 51 sec
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13
Continue on West Kimberly Road
3 mi · 4 min · West Kimberly Road
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14
Turn slight right onto Hickory Grove Road
2.5 mi · 5 min · Hickory Grove Road
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15
Turn left onto West Locust Street
1.5 km · 2 min · West Locust Street
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16
Turn right onto Gaines Street
1543 ft · 49 sec · Gaines Street
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17
Turn left onto West 14th Street
1544 ft · 46 sec · West 14th Street
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18
At the end of the road, turn right onto Harrison Street
1.2 km · 2 min · Harrison Street
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19
Turn right onto West 4th Street
50 m · 4 sec · West 4th Street
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20
Arrive at your destination
0 m · 1 sec · West 4th Street
Car Route Details
A richer read on the saved driving route between Harlan and Davenport.
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 35
Keep slight left
152 mi · 02h 45m
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 Chance Showers And Thunderstorms near Davenport.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Harlan to Davenport?
The road trip is about 270 miles (434.5 km) and usually takes 04h 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?
Lambs Grove is a useful midpoint, sitting about 134.7 miles from Harlan and 135.3 miles from Davenport.
How much longer is the road route than the straight-line distance?
The direct path is about 245.5 miles (395.1 km), while the road route adds roughly 24.5 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 8:20 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $35.94 one way or $71.88 round trip. Estimated CO2 is about 84.7 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Harlan and Mostly Sunny then Chance Showers And Thunderstorms near Davenport.
Stop Ideas Near Lambs Grove
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 Lambs Grove.
Osceola
Ottumwa station
Flight Path Map
This map shows the direct air route between Harlan and Davenport. Straight-line distance: 245.49 mi (395.08 km).
#1 Harlan
City in Iowa, USA
| Population | 4,795 |
| Coordinates | 41.6530400, -95.3255500 |
| Altitude | 382 |
| Country | United States |
#2 Davenport
The most populous city in Scott County, Iowa.
| Population | 101,799 |
| Coordinates | 41.5236400, -90.5776400 |
| Altitude | 180 |
| Country | United States |
End: West 4th Street (-90.577639, 41.523536)
Estimated Travel Time
Distance: 435 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 59m |
| 40 mph (64.37 km/h) | 06h 45m |
| 50 mph (80.47 km/h) | 05h 23m |
| 60 mph (96.56 km/h) | 04h 29m |
| 70 mph (112.65 km/h) | 03h 51m |
| 80 mph (129 km/h) | 03h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $35.94 | $71.88 |
| Mid-grade | $4.25 | $40.53 | $81.06 |
| Premium | $4.65 | $44.35 | $88.71 |
| Diesel | $5.30 | $50.55 | $101.09 |
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.