How far is Saint Marys, IN from South Bend, IN?
The driving distance from Saint Marys, IN to South Bend, IN is about 253.3 miles (407.6 km), with a travel time of about 04h 20m by car.
- The straight-line flight distance is about 230.8 miles (371.4 km).
- For a round trip, plan for roughly 08h 41m 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 20m.
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.
Town in the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Saint Marys and South Bend.
Turn-by-Turn Driving Directions
Step-by-step road directions between Saint Marys and South Bend.
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1
Start on Saint Marys Road
1.2 mi · 5 min · Saint Marys Road
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2
Keep slight left to continue on Jones Lane
1427 ft · 1 min · Jones Lane
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3
Turn left onto Spickert Knob Road
896 ft · 41 sec · Spickert Knob Road
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4
Turn right
1825 ft · 2 min
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5
Turn right onto North Hill Drive
816 ft · 36 sec · North Hill Drive
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6
Turn slight right onto Hilltop Road
1566 ft · 1 min · Hilltop Road
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7
At the end of the road, turn left onto Paoli Pike
1.4 mi · 3 min · Paoli Pike
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8
Continue on State Street
695 ft · 27 sec · State Street
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9
Take the ramp left
2018 ft · 50 sec
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10
Merge slight left
5.2 mi · 6 min
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11
Take the exit slight right toward I 65 North, I 65 South: Indianapolis, Louisville
1772 ft · 34 sec
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12
Keep slight left to continue on I 65 North: Indianapolis
1.2 km · 1 min
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13
Merge slight left
96.7 mi · 1 hr 44 min
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14
Take the exit slight right toward Southport Road
1948 ft · 48 sec
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15
Turn slight right
54 m · 4 sec
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16
Turn straight onto East Southport Road
975 ft · 27 sec · East Southport Road
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17
Turn left onto South Emerson Avenue
2.5 mi · 4 min · South Emerson Avenue
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18
Take the ramp straight
2399 ft · 59 sec
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19
Merge slight left
2.3 mi · 3 min
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20
Continue straight
11.8 mi · 14 min
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21
Keep slight left
1477 ft · 20 sec
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22
Continue on I-465 WB
1.3 km · 57 sec · I-465 WB
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23
Continue straight
2.6 mi · 3 min
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24
Take the exit slight right toward Keystone Avenue
2147 ft · 52 sec
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25
Turn right onto North Keystone Parkway, West 96th Street, West 98th Street, East 96th Street
52 m · 6 sec
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26
Merge slight left onto North Keystone Avenue
1412 ft · 44 sec · North Keystone Avenue
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27
Enter the roundabout and take exit 2 toward North Keystone Parkway, East 98th Street
34 m · 6 sec
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28
Exit the roundabout onto North Keystone Parkway, East 98th Street
1186 ft · 31 sec
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29
Keep slight left to continue on Keystone Parkway
133 m · 12 sec
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30
Merge slight left onto Keystone Parkway
5 mi · 8 min · Keystone Parkway
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31
Merge slight left onto North Meridian Street
119.3 mi · 2 hr 28 min · North Meridian Street
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32
Enter the roundabout and take exit 2 toward South Michigan Street
39 m · 7 sec · South Michigan Street
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33
Exit the roundabout onto South Michigan Street
2.5 mi · 7 min · South Michigan Street
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34
Continue on South Dr. Martin Luther King Jr. Boulevard
1.1 km · 2 min · South Dr. Martin Luther King Jr. Boulevard
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35
Enter the roundabout and take exit 2 toward North Michigan Street
38 m · 7 sec · North Michigan Street
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36
Exit the roundabout onto North Michigan Street
139 m · 17 sec · North Michigan Street
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37
Turn right onto East Navarre Street
40 m · 5 sec · East Navarre Street
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38
Arrive at your destination
0 m · 1 sec · East Navarre Street
Car Route Details
A richer read on the saved driving route between Saint Marys and South Bend.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
North Meridian Street
Merge slight left onto North Meridian Street
119 mi · 02h 28m
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.
Slight Chance Rain Showers leaving Saint Marys and Sunny near South Bend.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Saint Marys to South Bend?
The road trip is about 253.3 miles (407.6 km) and usually takes 04h 20m 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?
Chesterton is a useful midpoint, sitting about 128.8 miles from Saint Marys and 124.5 miles from South Bend.
How much longer is the road route than the straight-line distance?
The direct path is about 230.8 miles (371.4 km), while the road route adds roughly 22.5 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 8:18 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $33.71 one way or $67.43 round trip. Estimated CO2 is about 79.4 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Saint Marys and Sunny near South Bend.
Stop Ideas Near Chesterton
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 Chesterton.
Indianapolis Union Station
Crawfordsville
Crawfordsville (Bus), Indiana
Lafayette station
Flight Path Map
This map shows the direct air route between Saint Marys and South Bend. Straight-line distance: 230.81 mi (371.45 km).
#1 Saint Marys
Unincorporated community in Floyd County, Minnesota
| Population | 1,370 |
| Coordinates | 38.3559000, -85.8646900 |
| Altitude | 252 |
| Country | United States |
#2 South Bend
The most populous city in St.
| Population | 101,868 |
| Coordinates | 41.6833800, -86.2500100 |
| Altitude | 211 |
| Country | United States |
End: East Navarre Street (-86.250008, 41.683158)
Estimated Travel Time
Distance: 408 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 08h 26m |
| 40 mph (64.37 km/h) | 06h 19m |
| 50 mph (80.47 km/h) | 05h 03m |
| 60 mph (96.56 km/h) | 04h 13m |
| 70 mph (112.65 km/h) | 03h 37m |
| 80 mph (129 km/h) | 03h 09m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $33.71 | $67.43 |
| Mid-grade | $4.25 | $38.02 | $76.04 |
| Premium | $4.65 | $41.61 | $83.21 |
| Diesel | $5.30 | $47.42 | $94.84 |
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.