How far is West Lafayette, IN from Plainfield, IN?
The driving distance from West Lafayette, IN to Plainfield, IN is about 70.2 miles (112.9 km), with a travel time of about 01h 28m by car.
- The straight-line flight distance is about 56.7 miles (91.2 km).
- For a round trip, plan for roughly 02h 56m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 28m.
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.
Human settlement in Boone County, Indiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between West Lafayette and Plainfield.
Turn-by-Turn Driving Directions
Step-by-step road directions between West Lafayette and Plainfield.
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1
Start on Northwestern Avenue
13 m · 2 sec · Northwestern Avenue
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2
Turn right onto Vine Street
84 m · 16 sec · Vine Street
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3
Turn right onto Wiggins Street
1627 ft · 48 sec · Wiggins Street
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4
Continue on Old US Highway 231
1 km · 1 min · Old US Highway 231
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5
Continue on Union Street
1.6 mi · 4 min · Union Street
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6
Turn right onto North Earl Avenue
2673 ft · 1 min · North Earl Avenue
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7
Turn left onto South Street
2 mi · 4 min · South Street
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8
Take the ramp right toward I 65 South: Indianapolis
1898 ft · 25 sec
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9
Merge slight left
42.4 mi · 46 min
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10
Keep slight left
5.9 mi · 7 min
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11
Take the exit slight right toward I 465 South
1210 ft · 30 sec
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12
Continue on I 465 South
1 km · 1 min
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13
Merge slight left
7.4 mi · 9 min
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14
Take the exit slight right toward US 40 West: Washington Street, Plainfield
1450 ft · 35 sec
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15
Keep slight right to continue on US 40 West: Plainfield
95 m · 10 sec
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16
Turn straight onto West Washington Street
4.7 mi · 7 min · West Washington Street
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17
Continue on East Main Street
3.1 mi · 5 min · East Main Street
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18
Turn right onto Avon Avenue
37 m · 2 sec · Avon Avenue
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19
Arrive at your destination
0 m · 1 sec · Avon Avenue
Car Route Details
A richer read on the saved driving route between West Lafayette and Plainfield.
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 65 South
Merge slight left
42.4 mi · 00h 46m
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.
Sunny leaving West Lafayette and Mostly Sunny near Plainfield.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from West Lafayette to Plainfield?
The road trip is about 70.2 miles (112.9 km) and usually takes 01h 28m 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?
Ulen is a useful midpoint, sitting about 35 miles from West Lafayette and 35 miles from Plainfield.
How much longer is the road route than the straight-line distance?
The direct path is about 56.7 miles (91.2 km), while the road route adds roughly 13.5 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 EDT. If you want a more comfortable same-day return, try to leave by 3:34 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $9.35 one way or $18.70 round trip. Estimated CO2 is about 22 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around West Lafayette and Mostly Sunny near Plainfield.
Stop Ideas Near Ulen
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 Ulen.
Crawfordsville
Crawfordsville (Bus), Indiana
Indianapolis Union Station
Lafayette station
Flight Path Map
This map shows the direct air route between West Lafayette and Plainfield. Straight-line distance: 56.65 mi (91.17 km).
#1 West Lafayette
The most populous city in Tippecanoe County, Indiana.
| Population | 51,605 |
| Coordinates | 40.4258700, -86.9080700 |
| Altitude | 186 |
| Country | United States |
#2 Plainfield
Town in Indiana, United States
| Population | 36,275 |
| Coordinates | 39.7042100, -86.3994400 |
| Altitude | 223 |
| Country | United States |
End: Plainfield (-86.39944, 39.70421)
Estimated Travel Time
Distance: 113 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 20m |
| 40 mph (64.37 km/h) | 01h 45m |
| 50 mph (80.47 km/h) | 01h 24m |
| 60 mph (96.56 km/h) | 01h 10m |
| 70 mph (112.65 km/h) | 01h 00m |
| 80 mph (129 km/h) | 00h 52m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $9.35 | $18.70 |
| Mid-grade | $4.25 | $10.55 | $21.09 |
| Premium | $4.65 | $11.54 | $23.08 |
| Diesel | $5.30 | $13.15 | $26.31 |
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 Indiana · 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.