How far is Allen, IN from Lafayette, IN?
The driving distance from Allen, IN to Lafayette, IN is about 120.8 miles (194.4 km), with a travel time of about 02h 12m by car.
- The straight-line flight distance is about 103.1 miles (166 km).
- For a round trip, plan for roughly 04h 25m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EST.
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 02h 12m.
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.
City in Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Allen and Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Allen and Lafayette.
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1
Start on the route
1039 ft · 1 min
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2
Turn right
592 ft · 45 sec
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3
At the end of the road, turn right onto Bethel Road
2.2 mi · 4 min · Bethel Road
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4
Enter the roundabout and take exit 1 toward Huguenard Road
5 m · 1 sec · Huguenard Road
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5
Exit the roundabout onto Huguenard Road
2.6 mi · 5 min · Huguenard Road
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6
Turn right onto West Washington Center Road
1488 ft · 34 sec · West Washington Center Road
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7
Turn sharp left
1439 ft · 39 sec
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8
Keep slight left
1.5 km · 2 min
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9
Take the exit slight right toward I 69 South
12.5 mi · 14 min
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10
Take the exit slight right toward West Lafayette Center Road
1 km · 57 sec
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11
Continue on Lafayette Center Road
2 mi · 3 min · Lafayette Center Road
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12
Continue on East 900 North
1.8 mi · 3 min · East 900 North
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13
Turn left
11.7 mi · 15 min
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14
Continue on Wabash Road
44.6 mi · 56 min · Wabash Road
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15
Turn right onto Wabash Road
1.6 mi · 2 min · Wabash Road
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16
Continue on Logansport Bypass
1.1 mi · 1 min · Logansport Bypass
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17
Continue on Hoosier Heartland Highway
35 mi · 44 min · Hoosier Heartland Highway
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18
Enter the roundabout and take exit 2 toward Hoosier Heartland Highway
72 m · 7 sec · Hoosier Heartland Highway
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19
Exit the roundabout onto Hoosier Heartland Highway
1943 ft · 41 sec · Hoosier Heartland Highway
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20
Continue on Schuyler Avenue
1.9 mi · 3 min · Schuyler Avenue
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21
Turn left onto North 18th Street
1.6 mi · 4 min · North 18th Street
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22
Turn left onto South Street
151 m · 14 sec · South Street
-
23
Turn right onto Grant Street
11 m · 2 sec · Grant Street
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24
Turn right onto Douglas Street
50 m · 13 sec · Douglas Street
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25
Turn left
56 m · 13 sec
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26
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Allen and Lafayette.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Wabash Road
Continue on Wabash Road
44.6 mi · 00h 56m
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 Allen and Sunny near Lafayette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Allen to Lafayette?
The road trip is about 120.8 miles (194.4 km) and usually takes 02h 12m 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?
Peru is a useful midpoint, sitting about 60.7 miles from Allen and 60.1 miles from Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 103.1 miles (166 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 EST. If you want a more comfortable same-day return, try to leave by 2:04 PM EST.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.43 one way or $30.85 round trip. Estimated CO2 is about 37.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Allen and Sunny near Lafayette.
Stop Ideas Near Peru
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 Peru.
Lafayette station
Rensselaer
Crawfordsville (Bus), Indiana
Elkhart station
Flight Path Map
This map shows the direct air route between Allen and Lafayette. Straight-line distance: 103.17 mi (166.03 km).
#1 Allen
Unincorporated community in Indiana, United States
| Population | 666 |
| Coordinates | 41.2000500, -85.1958100 |
| Altitude | 256 |
| Country | United States |
#2 Lafayette
The most populous city in Tippecanoe County, Indiana.
| Population | 71,484 |
| Coordinates | 40.4167000, -86.8752900 |
| Altitude | 211 |
| Country | United States |
End: (-86.875433, 40.416605)
Estimated Travel Time
Distance: 194 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 01m |
| 40 mph (64.37 km/h) | 03h 01m |
| 50 mph (80.47 km/h) | 02h 24m |
| 60 mph (96.56 km/h) | 02h 00m |
| 70 mph (112.65 km/h) | 01h 43m |
| 80 mph (129 km/h) | 01h 30m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.62 | $15.43 | $30.85 |
| Mid-grade | $4.22 | $17.99 | $35.99 |
| Premium | $4.76 | $20.27 | $40.55 |
| Diesel | $6.63 | $28.26 | $56.52 |
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 · Nov 09, 2026