How far is Lafayette, IN from Porter, IN?
The driving distance from Lafayette, IN to Porter, IN is about 101.2 miles (162.9 km), with a travel time of about 01h 59m by car.
- The straight-line flight distance is about 83.5 miles (134.4 km).
- For a round trip, plan for roughly 03h 58m 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 59m.
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 Newton County, Indiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Lafayette and Porter.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lafayette and Porter.
-
1
Start on the route
56 m · 16 sec
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2
Turn right onto Douglas Street
50 m · 8 sec · Douglas Street
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3
Turn left onto Grant Street
11 m · 7 sec · Grant Street
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4
Turn left onto South Street
151 m · 16 sec · South Street
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5
Turn right onto North 18th Street
1.6 mi · 4 min · North 18th Street
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6
Turn right onto Schuyler Avenue
1.9 mi · 3 min · Schuyler Avenue
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7
Continue on Hoosier Heartland Highway
773 ft · 23 sec · Hoosier Heartland Highway
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8
Turn left onto I 65 North
1374 ft · 36 sec
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9
Merge slight left
84 mi · 1 hr 32 min
-
10
Take the exit slight right toward I 80 East, I 94 East, US 6 East: Toledo, Detroit
1.4 km · 1 min
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11
Keep slight left to continue on I 80 East, I 94 East, US 6 East: Toledo, Detroit
1559 ft · 27 sec
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12
Merge slight left onto Borman Expressway
9.6 mi · 11 min · Borman Expressway
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13
Take the exit slight right toward US 20 East: Porter
1648 ft · 40 sec
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14
Turn straight
1 mi · 2 min
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15
Turn right onto West Beam Street
1.3 km · 3 min · West Beam Street
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16
Turn right onto Wagner Road
684 ft · 25 sec · Wagner Road
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17
Turn left onto Franklin Street
121 m · 17 sec · Franklin Street
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18
Arrive at your destination
0 m · 1 sec · Franklin Street
Car Route Details
A richer read on the saved driving route between Lafayette and Porter.
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 North
Merge slight left
84 mi · 01h 32m
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 Lafayette and Mostly Sunny near Porter.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lafayette to Porter?
The road trip is about 101.2 miles (162.9 km) and usually takes 01h 59m 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?
Mount Ayr is a useful midpoint, sitting about 50.6 miles from Lafayette and 50.6 miles from Porter.
How much longer is the road route than the straight-line distance?
The direct path is about 83.5 miles (134.4 km), while the road route adds roughly 17.7 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 EDT. If you want a more comfortable same-day return, try to leave by 2:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.46 one way or $26.92 round trip. Estimated CO2 is about 31.7 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Lafayette and Porter, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Lafayette and Mostly Sunny near Porter.
Stop Ideas Near Mount Ayr
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 Mount Ayr.
Rensselaer
Kankakee
Gilman
Dyer station
Flight Path Map
This map shows the direct air route between Lafayette and Porter. Straight-line distance: 83.48 mi (134.35 km).
#1 Lafayette
The most populous city in Tippecanoe County, Indiana.
| Population | 71,484 |
| Coordinates | 40.4167000, -86.8752900 |
| Altitude | 211 |
| Country | United States |
#2 Porter
Settlement in Indiana, USA
| Population | 4,840 |
| Coordinates | 41.6155900, -87.0742000 |
| Altitude | 195 |
| Country | United States |
End: Porter (-87.0742, 41.61559)
Estimated Travel Time
Distance: 163 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 22m |
| 40 mph (64.37 km/h) | 02h 31m |
| 50 mph (80.47 km/h) | 02h 01m |
| 60 mph (96.56 km/h) | 01h 41m |
| 70 mph (112.65 km/h) | 01h 26m |
| 80 mph (129 km/h) | 01h 15m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $13.46 | $26.92 |
| Mid-grade | $4.25 | $15.18 | $30.37 |
| Premium | $4.65 | $16.61 | $33.23 |
| Diesel | $5.30 | $18.94 | $37.87 |
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.