How far is West Allis, WI from Sullivan, WI?
The driving distance from West Allis, WI to Sullivan, WI is about 34.2 miles (55 km), with a travel time of about 00h 46m by car.
- The straight-line flight distance is about 29.3 miles (47.2 km).
- For a round trip, plan for roughly 01h 33m 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 00h 46m.
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.
Third-class city in Waukesha County, Wisconsin, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Partly Sunny
Driving Route Map
The map below follows the saved road route between West Allis and Sullivan.
Turn-by-Turn Driving Directions
Step-by-step road directions between West Allis and Sullivan.
-
1
Start on West Greenfield Avenue
1.4 mi · 4 min · West Greenfield Avenue
-
2
Take the ramp slight right toward I 894 West, US 45 North
907 ft · 24 sec
-
3
Keep slight left to continue on I 94: Madison, Milwaukee
751 ft · 18 sec
-
4
Merge slight left onto Zoo Freeway
6 m · 1 sec · Zoo Freeway
-
5
Take the exit slight right toward I 94 West, I 94 East: Madison, Milwaukee
937 ft · 16 sec
-
6
Keep slight left to continue on I 94 West: Madison
3267 ft · 56 sec
-
7
Keep slight left to continue on I 94 West: Madison
665 ft · 11 sec
-
8
Merge slight left onto East-West Freeway
10.2 mi · 12 min · East-West Freeway
-
9
Keep slight left to continue on East-West Freeway
10.2 mi · 11 min · East-West Freeway
-
10
Take the exit slight right toward CTH P: Sawyer Road
1177 ft · 29 sec
-
11
Keep slight left to continue on CTH P South: Sawyer Road, Delafield Road
71 m · 7 sec
-
12
Enter the roundabout and take exit 3 toward North Sawyer Road
72 m · 5 sec · North Sawyer Road
-
13
Exit the roundabout onto North Sawyer Road
99 m · 7 sec · North Sawyer Road
-
14
Enter the roundabout and take exit 1 toward North Sawyer Road
32 m · 2 sec · North Sawyer Road
-
15
Exit the roundabout onto North Sawyer Road
126 m · 8 sec · North Sawyer Road
-
16
Enter the roundabout and take exit 2 toward North Sawyer Road
33 m · 2 sec · North Sawyer Road
-
17
Exit the roundabout onto North Sawyer Road
2.6 mi · 5 min · North Sawyer Road
-
18
At the end of the road, turn right onto Sunset Drive
5.3 mi · 8 min · Sunset Drive
-
19
Continue on US Highway 18
2.1 mi · 3 min · US Highway 18
-
20
Continue on Main Street
3095 ft · 1 min · Main Street
-
21
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between West Allis and Sullivan.
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.
East-West Freeway
Merge slight left onto East-West Freeway
10.2 mi · 00h 12m
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.
Mostly Sunny leaving West Allis and Partly Sunny near Sullivan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from West Allis to Sullivan?
The road trip is about 34.2 miles (55 km) and usually takes 00h 46m 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?
Pewaukee is a useful midpoint, sitting about 17 miles from West Allis and 17.1 miles from Sullivan.
How much longer is the road route than the straight-line distance?
The direct path is about 29.3 miles (47.2 km), while the road route adds roughly 4.9 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 4:56 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $4.53 one way or $9.05 round trip. Estimated CO2 is about 10.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around West Allis and Partly Sunny near Sullivan.
Stop Ideas Near Pewaukee
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 Pewaukee.
Milwaukee Intermodal Station
Milwaukee Airport Railroad Station
Sturtevant station
Beaver Dam, WI
Flight Path Map
This map shows the direct air route between West Allis and Sullivan. Straight-line distance: 29.36 mi (47.25 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 Sullivan
Village in Jefferson County, Wisconsin
| Population | 2,299 |
| Coordinates | 43.0127900, -88.5881600 |
| Altitude | 263 |
| Country | United States |
End: Sullivan (-88.58816, 43.01279)
Estimated Travel Time
Distance: 55 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 08m |
| 40 mph (64.37 km/h) | 00h 51m |
| 50 mph (80.47 km/h) | 00h 40m |
| 60 mph (96.56 km/h) | 00h 34m |
| 70 mph (112.65 km/h) | 00h 29m |
| 80 mph (129 km/h) | 00h 25m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $4.53 | $9.05 |
| Mid-grade | $4.25 | $5.10 | $10.21 |
| Premium | $4.65 | $5.58 | $11.17 |
| Diesel | $5.30 | $6.36 | $12.73 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.