How far is Osage, IA from Dubuque, IA?
The driving distance from Osage, IA to Dubuque, IA is about 162.4 miles (261.4 km), with a travel time of about 02h 41m by car.
- The straight-line flight distance is about 121.4 miles (195.4 km).
- For a round trip, plan for roughly 05h 22m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 02h 41m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
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 Osage and Dubuque.
Turn-by-Turn Driving Directions
Step-by-step road directions between Osage and Dubuque.
-
1
Start on Main Street
1.6 km · 2 min · Main Street
-
2
Continue on County Road T42
3 mi · 4 min · County Road T42
-
3
Turn right
11.4 mi · 16 min
-
4
Take the ramp left toward US 18 east, US 218 south, IA 27 south: Waterloo
1648 ft · 45 sec
-
5
Merge slight left onto Avenue of the Saints
49.3 mi · 57 min · Avenue of the Saints
-
6
Take the exit slight right toward US 218 south: Waterloo
97 m · 8 sec
-
7
Continue on US 218 south: Waterloo
1625 ft · 40 sec
-
8
Merge slight left onto Leo P Rooff Expressway
6.7 mi · 8 min · Leo P Rooff Expressway
-
9
Continue on Washington Street
2.4 mi · 4 min · Washington Street
-
10
Keep slight right to continue on I-380 south, US 20, IA 27: Cedar Rapids, Dubuque, Cedar Falls
6.5 mi · 8 min
-
11
Keep slight left
81.4 mi · 1 hr 37 min
-
12
Turn left onto South Locust Street
553 ft · 18 sec · South Locust Street
-
13
Turn straight onto IA 946
708 ft · 21 sec
-
14
At the end of the road, turn left
128 m · 13 sec
-
15
Take the exit slight right toward White Street, Port of Dubuque
1432 ft · 32 sec
-
16
Continue on White Street
638 ft · 27 sec · White Street
-
17
Turn left onto East 7th Street
87 m · 20 sec · East 7th Street
-
18
Turn left onto Central Avenue
10 m · 1 sec · Central Avenue
-
19
Arrive at your destination
0 m · 1 sec · Central Avenue
Car Route Details
A richer read on the saved driving route between Osage and Dubuque.
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-380 south
Keep slight left
81.4 mi · 01h 37m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Sunny leaving Osage and Sunny near Dubuque.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Osage to Dubuque?
The road trip is about 162.4 miles (261.4 km) and usually takes 02h 41m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Raymond is a useful midpoint, sitting about 81.5 miles from Osage and 81 miles from Dubuque.
How much longer is the road route than the straight-line distance?
The direct path is about 121.4 miles (195.4 km), while the road route adds roughly 41 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:08 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $21.61 one way or $43.22 round trip. Estimated CO2 is about 50.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Osage and Sunny near Dubuque.
Flight Path Map
This map shows the direct air route between Osage and Dubuque. Straight-line distance: 121.39 mi (195.36 km).
#1 Osage
City in Mitchell County, Iowa, United States
| Population | 3,549 |
| Coordinates | 43.2841400, -92.8110300 |
| Altitude | 360 |
| 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: 261 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 24m |
| 40 mph (64.37 km/h) | 04h 03m |
| 50 mph (80.47 km/h) | 03h 14m |
| 60 mph (96.56 km/h) | 02h 42m |
| 70 mph (112.65 km/h) | 02h 19m |
| 80 mph (129 km/h) | 02h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $21.61 | $43.22 |
| Mid-grade | $4.25 | $24.37 | $48.74 |
| Premium | $4.65 | $26.67 | $53.33 |
| Diesel | $5.30 | $30.39 | $60.78 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.