How far is Seneca, WI from West Allis, WI?
The driving distance from Seneca, WI to West Allis, WI is about 177.2 miles (285.1 km), with a travel time of about 03h 03m by car.
- The straight-line flight distance is about 149.8 miles (241 km).
- For a round trip, plan for roughly 06h 06m 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 03m.
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.
Village in Dane County, Wisconsin
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms Likely
Showers And Thunderstorms Likely
Driving Route Map
The map below follows the saved road route between Seneca and West Allis.
Turn-by-Turn Driving Directions
Step-by-step road directions between Seneca and West Allis.
-
1
Start on State Highway 27
1 mi · 2 min · State Highway 27
-
2
Turn right onto County Highway S
3 mi · 7 min · County Highway S
-
3
Continue on County Road S
2.5 mi · 6 min · County Road S
-
4
Continue on County Highway S
12.6 mi · 18 min · County Highway S
-
5
Turn right onto County Highway F
3.9 mi · 9 min · County Highway F
-
6
At the end of the road, turn left onto State Highway 60
18.7 mi · 28 min · State Highway 60
-
7
Turn right
27.9 mi · 40 min
-
8
Turn left onto State Highway 19/78
1.4 mi · 2 min · State Highway 19/78
-
9
Continue on State Highway 19
9.6 mi · 13 min · State Highway 19
-
10
Turn right
1.5 mi · 2 min
-
11
Turn left onto State Highway 19
4.2 mi · 6 min · State Highway 19
-
12
Continue on West Main Street
1.2 km · 1 min · West Main Street
-
13
Enter the roundabout and take exit 2 toward West Main Street
35 m · 7 sec · West Main Street
-
14
Exit the roundabout onto West Main Street
1 mi · 3 min · West Main Street
-
15
Continue on State Highway 19
1.5 mi · 2 min · State Highway 19
-
16
Enter the roundabout and take exit 2 toward State Highway 19
42 m · 8 sec · State Highway 19
-
17
Exit the roundabout onto State Highway 19
2.4 mi · 3 min · State Highway 19
-
18
Enter the roundabout and take exit 2 toward the route
44 m · 8 sec
-
19
Exit the roundabout
1.5 km · 2 min
-
20
Take the ramp right toward I 39 South, I 90 East, I 94 East: Madison
2508 ft · 1 min
-
21
Merge slight left
6.3 mi · 7 min
-
22
Keep slight left to continue on I 94: Milwaukee
65.1 mi · 1 hr 11 min
-
23
Take the exit slight right toward WI 181: 84th Street
1.5 km · 2 min
-
24
Keep slight right to continue on WI 181 South: 84th Street South, Milwaukee Mile Speedway, Pettit National Ice Center
59 m · 5 sec
-
25
Turn right onto South 84th Street
1.1 km · 2 min · South 84th Street
-
26
Turn left onto West Greenfield Avenue
2754 ft · 2 min · West Greenfield Avenue
-
27
Arrive at your destination
0 m · 1 sec · West Greenfield Avenue
Car Route Details
A richer read on the saved driving route between Seneca 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.
I 94
Keep slight left to continue on I 94: Milwaukee
65.1 mi · 01h 11m
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.
Showers And Thunderstorms Likely leaving Seneca and Showers And Thunderstorms Likely near West Allis.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Seneca to West Allis?
The road trip is about 177.2 miles (285.1 km) and usually takes 03h 03m 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?
Waunakee is a useful midpoint, sitting about 83.3 miles from Seneca and 93.8 miles from West Allis.
How much longer is the road route than the straight-line distance?
The direct path is about 149.8 miles (241 km), while the road route adds roughly 27.4 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 10:54 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $23.57 one way or $47.14 round trip. Estimated CO2 is about 55.5 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms Likely around Seneca and Showers And Thunderstorms Likely near West Allis.
Stop Ideas Near Waunakee
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 Waunakee.
Madison, Wisconsin
Madison (South), Wisconsin
Portage
Columbus
Flight Path Map
This map shows the direct air route between Seneca and West Allis. Straight-line distance: 149.78 mi (241.04 km).
#1 Seneca
Town in Crawford County, Wisconsin, United States
| Population | 1,051 |
| Coordinates | 43.2649800, -90.9584600 |
| Altitude | 382 |
| 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: 285 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 54m |
| 40 mph (64.37 km/h) | 04h 25m |
| 50 mph (80.47 km/h) | 03h 32m |
| 60 mph (96.56 km/h) | 02h 57m |
| 70 mph (112.65 km/h) | 02h 31m |
| 80 mph (129 km/h) | 02h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $23.57 | $47.14 |
| Mid-grade | $4.25 | $26.58 | $53.16 |
| Premium | $4.65 | $29.09 | $58.18 |
| Diesel | $5.30 | $33.15 | $66.30 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.