How far is West Allis, WI from Fairfield, WI?
The driving distance from West Allis, WI to Fairfield, WI is about 54.2 miles (87.3 km), with a travel time of about 01h 04m by car.
- The straight-line flight distance is about 47.2 miles (75.9 km).
- For a round trip, plan for roughly 02h 09m 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 04m.
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.
Village in Walworth County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely then Mostly Cloudy
Rain Showers Likely then Partly Sunny
Driving Route Map
The map below follows the saved road route between West Allis and Fairfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between West Allis and Fairfield.
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1
Start on West Greenfield Avenue
1.5 mi · 4 min · West Greenfield Avenue
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2
Turn left onto I 41 South, I 894 East, US 45 South
1706 ft · 44 sec
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3
Merge slight left onto Zoo Freeway
3.2 mi · 4 min · Zoo Freeway
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4
Take the exit slight right toward I 43 South, US 45 South: Beloit
45.6 mi · 49 min
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5
Take the exit slight right toward US 14: Darien, Janesville
1398 ft · 34 sec
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6
Keep slight right
37 m · 3 sec
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7
Merge slight left
1.1 mi · 2 min
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8
Turn left onto County Highway C
2.2 mi · 4 min · County Highway C
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9
Turn left onto East Bradford Town Hall Road
12 m · 2 sec · East Bradford Town Hall Road
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10
Arrive at your destination
0 m · 1 sec · East Bradford Town Hall Road
Car Route Details
A richer read on the saved driving route between West Allis and Fairfield.
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 43 South
Take the exit slight right toward I 43 South, US 45 South: Beloit
45.6 mi · 00h 50m
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 Likely then Mostly Cloudy leaving West Allis and Rain Showers Likely then Partly Sunny near Fairfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from West Allis to Fairfield?
The road trip is about 54.2 miles (87.3 km) and usually takes 01h 04m 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?
East Troy is a useful midpoint, sitting about 27.1 miles from West Allis and 27.2 miles from Fairfield.
How much longer is the road route than the straight-line distance?
The direct path is about 47.2 miles (75.9 km), while the road route adds roughly 7 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 4:20 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $7.20 one way or $14.41 round trip. Estimated CO2 is about 17 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely then Mostly Cloudy around West Allis and Rain Showers Likely then Partly Sunny near Fairfield.
Stop Ideas Near East Troy
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 East Troy.
Sturtevant station
Milwaukee Airport Railroad Station
Milwaukee Intermodal Station
Janesville, Wisconsin
Flight Path Map
This map shows the direct air route between West Allis and Fairfield. Straight-line distance: 47.15 mi (75.88 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 Fairfield
Civil town in Sauk County, Wisconsin
| Population | 1,104 |
| Coordinates | 42.6330700, -88.7764900 |
| Altitude | 279 |
| Country | United States |
End: Fairfield (-88.77649, 42.63307)
Estimated Travel Time
Distance: 87 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 48m |
| 40 mph (64.37 km/h) | 01h 21m |
| 50 mph (80.47 km/h) | 01h 05m |
| 60 mph (96.56 km/h) | 00h 54m |
| 70 mph (112.65 km/h) | 00h 46m |
| 80 mph (129 km/h) | 00h 40m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $7.20 | $14.41 |
| Mid-grade | $4.25 | $8.12 | $16.25 |
| Premium | $4.65 | $8.89 | $17.78 |
| Diesel | $5.30 | $10.13 | $20.26 |
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 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.