How far is Saint Peter, WI from West Allis, WI?
The driving distance from Saint Peter, WI to West Allis, WI is about 69.2 miles (111.4 km), with a travel time of about 01h 09m by car.
- The straight-line flight distance is about 59.1 miles (95.1 km).
- For a round trip, plan for roughly 02h 18m 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 01h 09m.
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.
Civil town in Washington County, Wisconsin, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Rain Showers
Driving Route Map
The map below follows the saved road route between Saint Peter and West Allis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Peter and West Allis.
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1
Start on County Road QQ
909 ft · 27 sec · County Road QQ
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2
Turn right onto County Highway WH
2.6 mi · 6 min · County Highway WH
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3
Turn left onto US Highway 151
7.5 mi · 10 min · US Highway 151
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4
Take the exit slight left
2376 ft · 57 sec
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5
Merge slight left
55.8 mi · 1 hr 3 min
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6
Take the exit slight right toward I 94 East, I 94 West: Milwaukee, Madison
1381 ft · 34 sec
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7
Keep slight left to continue on I 94 East, I 43 South Alternate: Milwaukee
1.1 km · 1 min
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8
Keep slight right to continue on WI 181: 84th Street
1906 ft · 47 sec
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9
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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10
Turn right onto South 84th Street
1.1 km · 2 min · South 84th Street
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11
Turn left onto West Greenfield Avenue
2754 ft · 2 min · West Greenfield Avenue
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12
Arrive at your destination
0 m · 1 sec · West Greenfield Avenue
Car Route Details
A richer read on the saved driving route between Saint Peter and West Allis.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
US Highway 151
Merge slight left
55.8 mi · 01h 03m
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.
Rain Showers leaving Saint Peter and Rain Showers near West Allis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Peter to West Allis?
The road trip is about 69.2 miles (111.4 km) and usually takes 01h 09m 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?
Addison is a useful midpoint, sitting about 34.5 miles from Saint Peter and 34.7 miles from West Allis.
How much longer is the road route than the straight-line distance?
The direct path is about 59.1 miles (95.1 km), while the road route adds roughly 10.1 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 4:12 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.04 one way or $20.09 round trip. Estimated CO2 is about 21.7 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Saint Peter and Rain Showers near West Allis.
Stop Ideas Near Addison
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 Addison.
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Fond du Lac, Wisconsin
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Flight Path Map
This map shows the direct air route between Saint Peter and West Allis. Straight-line distance: 59.07 mi (95.06 km).
#1 Saint Peter
Situated in Fond du Lac County, this unincorporated community rests at an elevation of 1063 feet in east-central Wisconsin.
| Population | 0 |
| Coordinates | 43.8363800, -88.3414900 |
| Altitude | 324 |
| 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: 111 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 18m |
| 40 mph (64.37 km/h) | 01h 43m |
| 50 mph (80.47 km/h) | 01h 23m |
| 60 mph (96.56 km/h) | 01h 09m |
| 70 mph (112.65 km/h) | 00h 59m |
| 80 mph (129 km/h) | 00h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.12 | $10.04 | $20.09 |
| Mid-grade | $4.72 | $11.50 | $23.01 |
| Premium | $5.30 | $12.92 | $25.84 |
| Diesel | $6.19 | $15.11 | $30.21 |
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 · Oct 15, 2026