How far is South Bend, IN from Sullivan, IN?
The driving distance from South Bend, IN to Sullivan, IN is about 237.4 miles (382 km), with a travel time of about 04h 58m by car.
- The straight-line flight distance is about 188.9 miles (304 km).
- For a round trip, plan for roughly 09h 57m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
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 04h 58m.
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.
The most populous city in Hamilton County, Indiana.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between South Bend and Sullivan.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Bend and Sullivan.
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1
Start on East Navarre Street
40 m · 12 sec · East Navarre Street
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2
Turn left onto North Michigan Street
135 m · 13 sec · North Michigan Street
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3
Enter the roundabout and take exit 2 toward North Michigan Street
38 m · 7 sec · North Michigan Street
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4
Exit the roundabout onto North Michigan Street
60 m · 7 sec · North Michigan Street
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5
Continue on North Dr. Martin Luther King Jr. Boulevard
1 km · 2 min · North Dr. Martin Luther King Jr. Boulevard
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6
Continue on South Michigan Street
2.5 mi · 7 min · South Michigan Street
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7
Enter the roundabout and take exit 2 toward South Michigan Street
38 m · 7 sec · South Michigan Street
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8
Exit the roundabout onto South Michigan Street
3118 ft · 1 min · South Michigan Street
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9
Continue on South Michigan Street
25.1 mi · 30 min · South Michigan Street
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10
Merge slight left
1.4 km · 1 min
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11
Turn slight right
156 m · 7 sec
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12
Continue straight
84.6 mi · 1 hr 45 min
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13
Turn right onto East 226th Street
82 m · 10 sec · East 226th Street
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14
Turn left
98 m · 51 sec
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15
Continue straight
98 m · 25 sec
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16
Turn right onto East 226th Street
82 m · 10 sec · East 226th Street
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17
Turn right
13 mi · 18 min
-
18
Take the exit slight right toward I 465, US 31 South
1 km · 55 sec
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19
Keep slight right to continue on I 465 West
3177 ft · 1 min
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20
Merge slight left
4.8 mi · 6 min
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21
Keep slight right to continue on I 465 South
15.4 mi · 18 min
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22
Take the exit slight right toward I 70: Saint Louis, Indianapolis International Airport, Indianapolis
1336 ft · 33 sec
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23
Keep slight right to continue on I 70 West: Saint Louis, Indianapolis International Airport
2.6 mi · 5 min
-
24
Keep slight left to continue on I 70 West: Saint Louis
1755 ft · 43 sec
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25
Merge slight left onto Dwight D Eisenhower Highway
58.3 mi · 1 hr 3 min · Dwight D Eisenhower Highway
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26
Take the exit slight right toward US 40 East, SR 641 South, SR 46
1463 ft · 25 sec
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27
Keep slight right to continue on US 40 East, SR 46 West
2380 ft · 39 sec
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28
Turn straight
146 m · 16 sec
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29
Continue straight
1533 ft · 39 sec
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30
Turn straight
5.7 mi · 7 min
-
31
Keep slight left
1.3 km · 2 min
-
32
Merge slight left
16.1 mi · 21 min
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33
Take the exit slight left toward North Section Street
2.7 mi · 5 min · North Section Street
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34
Turn left onto West Wall Street
1065 ft · 49 sec · West Wall Street
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35
Turn right onto North State Street
118 m · 17 sec · North State Street
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36
Arrive at your destination
0 m · 1 sec · South State Street
Car Route Details
A richer read on the saved driving route between South Bend and Sullivan.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
South Michigan Street
Continue straight
84.6 mi · 01h 45m
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.
Mostly Sunny then Chance Showers And Thunderstorms leaving South Bend and Chance Showers And Thunderstorms near Sullivan.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Bend to Sullivan?
The road trip is about 237.4 miles (382 km) and usually takes 04h 58m 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?
Westfield is a useful midpoint, sitting about 118.7 miles from South Bend and 118.7 miles from Sullivan.
How much longer is the road route than the straight-line distance?
The direct path is about 188.9 miles (304 km), while the road route adds roughly 48.5 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 7:02 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $31.60 one way or $63.20 round trip. Estimated CO2 is about 74.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Chance Showers And Thunderstorms around South Bend and Chance Showers And Thunderstorms near Sullivan.
Stop Ideas Near Westfield
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Noblesville Housing Authority
Carmel City Hall
Thomas A. Weaver Municipal Complex
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Westfield.
Indianapolis Union Station
Crawfordsville (Bus), Indiana
Crawfordsville
Lafayette station
Flight Path Map
This map shows the direct air route between South Bend and Sullivan. Straight-line distance: 188.87 mi (303.96 km).
#1 South Bend
The most populous city in St.
| Population | 101,868 |
| Coordinates | 41.6833800, -86.2500100 |
| Altitude | 211 |
| Country | United States |
#2 Sullivan
City in the U.
| Population | 4,089 |
| Coordinates | 39.0953200, -87.4058500 |
| Altitude | 161 |
| Country | United States |
End: Sullivan (-87.40585, 39.09532)
Estimated Travel Time
Distance: 382 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 54m |
| 40 mph (64.37 km/h) | 05h 56m |
| 50 mph (80.47 km/h) | 04h 44m |
| 60 mph (96.56 km/h) | 03h 57m |
| 70 mph (112.65 km/h) | 03h 23m |
| 80 mph (129 km/h) | 02h 57m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $31.60 | $63.20 |
| Mid-grade | $4.25 | $35.64 | $71.28 |
| Premium | $4.65 | $39.00 | $78.00 |
| Diesel | $5.30 | $44.45 | $88.90 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.