How far is Boulder, CO from Superior, WI?
The driving distance from Boulder, CO to Superior, WI is about 1079.3 miles (1737 km), with a travel time of about 19h 03m by car.
- The straight-line flight distance is about 805.8 miles (1296.8 km).
- For a round trip, plan for roughly 38h 06m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM MST.
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 19h 03m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Partly Sunny
Driving Route Map
The map below follows the saved road route between Boulder and Superior.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boulder and Superior.
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1
Start on the route
27 m · 7 sec
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2
Turn right onto 19th Street
44 m · 14 sec · 19th Street
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3
Turn left onto Arapahoe Avenue
3210 ft · 2 min · Arapahoe Avenue
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4
Turn right onto 28th Street
1.2 km · 2 min · 28th Street
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5
Turn straight onto Denver–Boulder Turnpike
3.4 mi · 4 min · Denver–Boulder Turnpike
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6
Keep slight right to continue on Denver–Boulder Turnpike
1.7 mi · 2 min · Denver–Boulder Turnpike
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7
Keep slight right to continue on Denver–Boulder Turnpike
2.6 mi · 3 min · Denver–Boulder Turnpike
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8
Keep slight right to continue on Denver–Boulder Turnpike
3170 ft · 42 sec · Denver–Boulder Turnpike
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9
Take the exit slight right toward Northwest Parkway, Interlocken Loop
1460 ft · 29 sec
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10
Keep slight left to continue on Northwest Parkway, RTD Park-n-Ride, Louisville
67 m · 8 sec
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11
Turn left onto Interlocken Loop
650 ft · 24 sec · Interlocken Loop
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12
Continue on Northwest Parkway
9.5 mi · 10 min · Northwest Parkway
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13
Continue on E-470
11.3 mi · 11 min · E-470
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14
Take the exit slight right toward 120th Avenue
2365 ft · 56 sec
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15
Turn left onto East 120th Avenue
718 ft · 28 sec · East 120th Avenue
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16
Turn left onto E 470 Toll North
1885 ft · 48 sec
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17
Merge slight left onto E-470
2403 ft · 27 sec · E-470
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18
Take the exit slight right toward I 76 East: Fort Morgan
1.1 mi · 2 min
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19
Merge slight left onto Heartland Expressway
168.3 mi · 2 hr 48 min · Heartland Expressway
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20
Merge slight left
474.5 mi · 8 hr 11 min
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21
Keep slight right to continue on I 35, I 80 East: Chicago, Minneapolis, Kansas City
14.4 mi · 17 min
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22
Keep slight right to continue on I 35 North, I 235 South: Minneapolis, Des Moines
220.5 mi · 3 hr 57 min
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23
Keep slight right
16.1 mi · 19 min
-
24
Keep slight left
2.7 mi · 5 min
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25
Keep slight left
2303 ft · 36 sec
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26
Merge slight right onto Purple Heart Memorial Highway
107 m · 5 sec · Purple Heart Memorial Highway
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27
Take the exit slight left toward I 35E North, US 10 West
5.2 mi · 7 min
-
28
Keep slight right to continue on US 10 West, I 694 West, I 694 East
1620 ft · 20 sec
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29
Take the exit slight right toward I 35E North, I 694 East
2496 ft · 35 sec
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30
Merge slight left
1.3 km · 60 sec
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31
Keep slight left to continue on I 35E North: Duluth
18 mi · 19 min
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32
Keep slight left
120.7 mi · 2 hr 11 min
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33
Take the exit slight right
2.6 mi · 4 min
-
34
Enter the roundabout and take exit 2 toward Belknap Street
42 m · 8 sec · Belknap Street
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35
Exit the roundabout onto Belknap Street
1.1 km · 2 min · Belknap Street
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36
Turn left onto Tower Avenue
117 m · 20 sec · Tower Avenue
-
37
Continue on Tower Avenue
573 ft · 27 sec · Tower Avenue
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38
Arrive at your destination
0 m · 1 sec · Tower Avenue
Car Route Details
A richer read on the saved driving route between Boulder and Superior.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Heartland Expressway
Merge slight left
474 mi · 08h 11m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Partly Sunny leaving Boulder and Mostly Sunny near Superior.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boulder to Superior?
The road trip is about 1079.3 miles (1737 km) and usually takes 19h 03m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Chalco is a useful midpoint, sitting about 539 miles from Boulder and 540.3 miles from Superior.
How much longer is the road route than the straight-line distance?
The direct path is about 805.8 miles (1296.8 km), while the road route adds roughly 273.5 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 7:30 AM MST. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $154.34 one way or $308.68 round trip. Estimated CO2 is about 338.5 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Boulder and Superior, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Partly Sunny around Boulder and Mostly Sunny near Superior.
Stop Ideas Near Chalco
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 Chalco.
Omaha
Lincoln
Flight Path Map
This map shows the direct air route between Boulder and Superior. Straight-line distance: 805.78 mi (1296.77 km).
#1 Boulder
The most populous city in Boulder County, Colorado.
| Population | 107,645 |
| Coordinates | 40.0149900, -105.2705500 |
| Altitude | 1624 |
| Country | United States |
#2 Superior
City in and county seat of Douglas County, Wisconsin
| Population | 2,265 |
| Coordinates | 46.7207700, -92.1040800 |
| Altitude | 196 |
| Country | United States |
End: Superior (-92.10408, 46.72077)
Estimated Travel Time
Distance: 1737 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 35h 57m |
| 40 mph (64.37 km/h) | 26h 59m |
| 50 mph (80.47 km/h) | 21h 35m |
| 60 mph (96.56 km/h) | 17h 59m |
| 70 mph (112.65 km/h) | 15h 25m |
| 80 mph (129 km/h) | 13h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.05 | $154.34 | $308.68 |
| Mid-grade | $4.45 | $169.35 | $338.70 |
| Premium | $4.76 | $181.42 | $362.85 |
| Diesel | $6.31 | $240.46 | $480.92 |
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 Colorado · Nov 06, 2026