How far is West Allis, WI from Onalaska, WI?
The driving distance from West Allis, WI to Onalaska, WI is about 202.7 miles (326.2 km), with a travel time of about 03h 43m by car.
- The straight-line flight distance is about 172.7 miles (277.9 km).
- For a round trip, plan for roughly 07h 26m 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 43m.
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.
Town in Wisconsin, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Rain Showers
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between West Allis and Onalaska.
Turn-by-Turn Driving Directions
Step-by-step road directions between West Allis and Onalaska.
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1
Start on West Greenfield Avenue
1.4 mi · 4 min · West Greenfield Avenue
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2
Take the ramp slight right toward I 894 West, US 45 North
907 ft · 24 sec
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3
Keep slight left to continue on I 94: Madison, Milwaukee
751 ft · 18 sec
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4
Merge slight left onto Zoo Freeway
6 m · 1 sec · Zoo Freeway
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5
Take the exit slight right toward I 94 West, I 94 East: Madison, Milwaukee
937 ft · 16 sec
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6
Keep slight left to continue on I 94 West: Madison
3267 ft · 56 sec
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7
Keep slight left to continue on I 94 West: Madison
665 ft · 11 sec
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8
Merge slight left onto East-West Freeway
10.2 mi · 12 min · East-West Freeway
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9
Keep slight left to continue on East-West Freeway
53.5 mi · 57 min · East-West Freeway
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10
Keep slight right to continue on I 39 North, I 90 West, I 94 West: Wisconsin Dells, Eau Claire
29.1 mi · 31 min
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11
Keep slight left
63.5 mi · 1 hr 8 min
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12
Keep slight left to continue on I 90 West: Tomah, La Crosse
42.1 mi · 45 min
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13
Take the exit slight right toward US 53 South, WI 35: La Crosse, Onalaska
980 ft · 28 sec
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14
Turn right onto Rose Street
1.4 mi · 3 min · Rose Street
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15
Arrive at your destination
0 m · 1 sec · 2nd Avenue North
Car Route Details
A richer read on the saved driving route between West Allis and Onalaska.
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 39 North
Keep slight left
63.5 mi · 01h 08m
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.
Mostly Sunny then Chance Rain Showers leaving West Allis and Mostly Sunny then Chance Showers And Thunderstorms near Onalaska.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from West Allis to Onalaska?
The road trip is about 202.7 miles (326.2 km) and usually takes 03h 43m 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?
Lewiston is a useful midpoint, sitting about 101.2 miles from West Allis and 101.5 miles from Onalaska.
How much longer is the road route than the straight-line distance?
The direct path is about 172.7 miles (277.9 km), while the road route adds roughly 30 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 9:34 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.96 one way or $53.93 round trip. Estimated CO2 is about 63.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Rain Showers around West Allis and Mostly Sunny then Chance Showers And Thunderstorms near Onalaska.
Stop Ideas Near Lewiston
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 Lewiston.
Wisconsin Dells
Portage
Westfield, WI
Columbus
Flight Path Map
This map shows the direct air route between West Allis and Onalaska. Straight-line distance: 172.65 mi (277.85 km).
#1 West Allis
The most populous city in Milwaukee County, Wisconsin.
| Population | 59,748 |
| Coordinates | 43.0166800, -88.0070300 |
| Altitude | 222 |
| Country | United States |
#2 Onalaska
Fourth-class city in La Crosse County, Wisconsin
| Population | 5,766 |
| Coordinates | 43.8844100, -91.2351400 |
| Altitude | 216 |
| Country | United States |
End: Onalaska (-91.23514, 43.88441)
Estimated Travel Time
Distance: 326 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 45m |
| 40 mph (64.37 km/h) | 05h 04m |
| 50 mph (80.47 km/h) | 04h 03m |
| 60 mph (96.56 km/h) | 03h 22m |
| 70 mph (112.65 km/h) | 02h 53m |
| 80 mph (129 km/h) | 02h 31m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $26.96 | $53.93 |
| Mid-grade | $4.25 | $30.41 | $60.82 |
| Premium | $4.65 | $33.28 | $66.55 |
| Diesel | $5.30 | $37.92 | $75.85 |
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 Wisconsin · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.