How far is Sullivan, IN from West Lafayette, IN?
The driving distance from Sullivan, IN to West Lafayette, IN is about 121.1 miles (194.9 km), with a travel time of about 02h 15m by car.
- The straight-line flight distance is about 95.6 miles (153.9 km).
- For a round trip, plan for roughly 04h 31m 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 02h 15m.
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.
Town in Adams Township, Parke County, Indiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Showers And Thunderstorms
Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Sullivan and West Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sullivan and West Lafayette.
-
1
Start on South State Street
9 m · 7 sec · South State Street
-
2
Turn left onto East Washington Street
1067 ft · 37 sec · East Washington Street
-
3
Turn right onto North Section Street
2.5 mi · 4 min · North Section Street
-
4
Take the ramp straight toward North Section Street
1193 ft · 33 sec · North Section Street
-
5
Merge slight left
16.2 mi · 22 min
-
6
Take the exit slight right toward SR 641 North
2219 ft · 42 sec
-
7
Continue straight
5.5 mi · 6 min
-
8
Take the exit slight right toward I-70 East: Indianapolis
3072 ft · 58 sec
-
9
Merge slight left onto Dwight D Eisenhower Highway
10.7 mi · 12 min · Dwight D Eisenhower Highway
-
10
Take the exit slight right toward SR 59: Brazil, Linton
1730 ft · 35 sec
-
11
Turn left onto State Route 59
3.8 mi · 5 min · State Route 59
-
12
Continue on South Forest Avenue
24.1 mi · 37 min · South Forest Avenue
-
13
At the end of the road, turn right
2.6 mi · 4 min
-
14
Turn left
2.7 mi · 4 min
-
15
Turn left onto Cross Street
1853 ft · 33 sec · Cross Street
-
16
Turn right
13.2 mi · 20 min
-
17
Turn left onto South Washington Street
11.7 mi · 18 min · South Washington Street
-
18
Continue on Holden Street
137 m · 8 sec · Holden Street
-
19
Turn slight left onto North Main Street
104 m · 6 sec · North Main Street
-
20
Continue on Base Line Road
1.6 mi · 2 min · Base Line Road
-
21
Continue on Base Line Rd
4 mi · 6 min · Base Line Rd
-
22
Continue on Base Line Road
9.6 mi · 14 min · Base Line Road
-
23
Turn right onto South River Road
1 mi · 2 min · South River Road
-
24
Enter the roundabout and take exit 2 toward South River Road
57 m · 8 sec · South River Road
-
25
Exit the roundabout onto South River Road
1391 ft · 47 sec · South River Road
-
26
Turn left onto East State Street
1247 ft · 50 sec · East State Street
-
27
Turn right onto Northwestern Avenue
739 ft · 28 sec · Northwestern Avenue
-
28
Arrive at your destination
0 m · 1 sec · Northwestern Avenue
Car Route Details
A richer read on the saved driving route between Sullivan and West Lafayette.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
South Forest Avenue
Continue on South Forest Avenue
24.1 mi · 00h 37m
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.
Showers And Thunderstorms leaving Sullivan and Showers And Thunderstorms near West Lafayette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sullivan to West Lafayette?
The road trip is about 121.1 miles (194.9 km) and usually takes 02h 15m 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?
Rockville is a useful midpoint, sitting about 56 miles from Sullivan and 65.1 miles from West Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 95.6 miles (153.9 km), while the road route adds roughly 25.5 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 1:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.49 one way or $32.98 round trip. Estimated CO2 is about 37.9 kg one way.
What should you check before leaving?
Before you leave, expect Showers And Thunderstorms around Sullivan and Showers And Thunderstorms near West Lafayette.
Stop Ideas Near Rockville
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 Rockville.
Crawfordsville
Crawfordsville (Bus), Indiana
Danville, Illinois
Lafayette station
Flight Path Map
This map shows the direct air route between Sullivan and West Lafayette. Straight-line distance: 95.66 mi (153.95 km).
#1 Sullivan
City in the U.
| Population | 4,089 |
| Coordinates | 39.0953200, -87.4058500 |
| Altitude | 161 |
| Country | United States |
#2 West Lafayette
The most populous city in Tippecanoe County, Indiana.
| Population | 51,605 |
| Coordinates | 40.4258700, -86.9080700 |
| Altitude | 186 |
| Country | United States |
End: Northwestern Avenue (-86.908094, 40.425857)
Estimated Travel Time
Distance: 195 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 02m |
| 40 mph (64.37 km/h) | 03h 01m |
| 50 mph (80.47 km/h) | 02h 25m |
| 60 mph (96.56 km/h) | 02h 01m |
| 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 | $3.86 | $16.49 | $32.98 |
| Mid-grade | $4.46 | $19.02 | $38.05 |
| Premium | $4.99 | $21.30 | $42.60 |
| Diesel | $6.62 | $28.27 | $56.54 |
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 · Oct 15, 2026