How far is Lannon, WI from West Allis, WI?
The driving distance from Lannon, WI to West Allis, WI is about 16.1 miles (25.9 km), with a travel time of about 00h 22m by car.
- The straight-line flight distance is about 12 miles (19.3 km).
- For a round trip, plan for roughly 00h 45m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 22m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Village in Waukesha County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Lannon and West Allis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lannon and West Allis.
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1
Start on the route
820 ft · 1 min
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2
At the end of the road, turn right onto West Good Hope Road
4.7 mi · 8 min · West Good Hope Road
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3
Turn slight right
66 m · 8 sec
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4
Turn slight right onto Appleton Avenue
1.4 mi · 2 min · Appleton Avenue
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5
Take the ramp straight toward I 41 South, US 45 South, WI 100 South
1301 ft · 34 sec
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6
Merge slight left onto Zoo Freeway
7 mi · 10 min · Zoo Freeway
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7
Take the exit slight right toward I 94 East, I 94 West: Milwaukee, Madison
1381 ft · 34 sec
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8
Keep slight left to continue on I 94 East, I 43 South Alternate: Milwaukee
1.1 km · 1 min
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9
Keep slight right to continue on WI 181: 84th Street
1906 ft · 47 sec
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10
Keep slight right to continue on WI 181 South: 84th Street South, Milwaukee Mile Speedway, Pettit National Ice Center
59 m · 5 sec
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11
Turn right onto South 84th Street
1.1 km · 2 min · South 84th Street
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12
Turn left onto West Greenfield Avenue
2754 ft · 2 min · West Greenfield Avenue
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13
Arrive at your destination
0 m · 1 sec · West Greenfield Avenue
Car Route Details
A richer read on the saved driving route between Lannon and West Allis.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Zoo Freeway
Merge slight left onto Zoo Freeway
7.04 mi · 00h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Rain Showers leaving Lannon and Showers And Thunderstorms near West Allis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lannon to West Allis?
The road trip is about 16.1 miles (25.9 km) and usually takes 00h 22m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Butler is a useful midpoint, sitting about 8 miles from Lannon and 8.1 miles from West Allis.
How much longer is the road route than the straight-line distance?
The direct path is about 12 miles (19.3 km), while the road route adds roughly 4.1 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.15 one way or $4.30 round trip. Estimated CO2 is about 5.1 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Lannon and Showers And Thunderstorms near West Allis.
Stop Ideas Near Butler
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Milwaukee City Hall
West Allis City Hall
City Hall Square Apartments
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Butler.
Milwaukee Intermodal Station
Milwaukee Airport Railroad Station
Sturtevant station
Beaver Dam, WI
Flight Path Map
This map shows the direct air route between Lannon and West Allis. Straight-line distance: 12.02 mi (19.35 km).
#1 Lannon
Village in Waukesha County, Wisconsin
| Population | 1,284 |
| Coordinates | 43.1461200, -88.1662000 |
| Altitude | 279 |
| Country | United States |
#2 West Allis
The most populous city in Milwaukee County, Wisconsin.
| Population | 59,748 |
| Coordinates | 43.0166800, -88.0070300 |
| Altitude | 222 |
| Country | United States |
End: West Greenfield Avenue (-88.007075, 43.01665)
Estimated Travel Time
Distance: 26 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 32m |
| 40 mph (64.37 km/h) | 00h 24m |
| 50 mph (80.47 km/h) | 00h 19m |
| 60 mph (96.56 km/h) | 00h 16m |
| 70 mph (112.65 km/h) | 00h 13m |
| 80 mph (129 km/h) | 00h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $2.15 | $4.30 |
| Mid-grade | $4.25 | $2.42 | $4.85 |
| Premium | $4.65 | $2.65 | $5.31 |
| Diesel | $5.30 | $3.02 | $6.05 |
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 · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.