How far is Bay Saint Louis, MS from Hattiesburg, MS?
The driving distance from Bay Saint Louis, MS to Hattiesburg, MS is about 83.7 miles (134.7 km), with a travel time of about 01h 34m by car.
- The straight-line flight distance is about 70.4 miles (113.3 km).
- For a round trip, plan for roughly 03h 08m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
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 34m.
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 Pearl River County, Mississippi, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Bay Saint Louis and Hattiesburg.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bay Saint Louis and Hattiesburg.
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1
Start on South 2nd Street
1012 ft · 33 sec · South 2nd Street
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2
Turn left onto Main Street
1.1 mi · 2 min · Main Street
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3
Turn left
2 mi · 3 min
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4
Turn slight right
113 m · 13 sec
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5
Continue straight
24.9 mi · 37 min
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6
Continue straight
15.6 mi · 23 min
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7
Take the ramp slight right
1317 ft · 33 sec
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8
Merge slight left
33.3 mi · 36 min
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9
Take the exit slight right toward US 11: Downtown Hattiesburg
1211 ft · 32 sec
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10
Turn straight onto Veterans Memorial Drive
2 mi · 3 min · Veterans Memorial Drive
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11
Continue on Broadway Drive
2.6 mi · 5 min · Broadway Drive
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12
Continue on West Pine Street
2970 ft · 1 min · West Pine Street
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13
Turn right onto 2nd Avenue
153 m · 14 sec · 2nd Avenue
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14
Turn left onto West Railroad Street
1036 ft · 32 sec · West Railroad Street
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15
Turn left onto Ronie Street
103 m · 12 sec · Ronie Street
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16
Turn right onto West Front Street
1326 ft · 1 min · West Front Street
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17
Turn left onto Mobile Street
98 m · 21 sec · Mobile Street
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18
Turn left onto East Pine Street
129 m · 18 sec · East Pine Street
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19
Arrive at your destination
0 m · 1 sec · East Pine Street
Car Route Details
A richer read on the saved driving route between Bay Saint Louis and Hattiesburg.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Main Street
Merge slight left
33.3 mi · 00h 36m
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.
Mostly Sunny leaving Bay Saint Louis and Mostly Sunny near Hattiesburg.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bay Saint Louis to Hattiesburg?
The road trip is about 83.7 miles (134.7 km) and usually takes 01h 34m 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?
Poplarville is a useful midpoint, sitting about 41.9 miles from Bay Saint Louis and 41.8 miles from Hattiesburg.
How much longer is the road route than the straight-line distance?
The direct path is about 70.4 miles (113.3 km), while the road route adds roughly 13.3 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 CDT. If you want a more comfortable same-day return, try to leave by 3:22 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.17 one way or $22.34 round trip. Estimated CO2 is about 26.2 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Bay Saint Louis and Mostly Sunny near Hattiesburg.
Stop Ideas Near Poplarville
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 Poplarville.
Picayune
Hattiesburg station
Gulfport, MS
Hattiesburg, MS
Flight Path Map
This map shows the direct air route between Bay Saint Louis and Hattiesburg. Straight-line distance: 70.4 mi (113.29 km).
#1 Bay Saint Louis
City in Hancock County, Mississippi, United States of America
| Population | 14,529 |
| Coordinates | 30.3088100, -89.3300500 |
| Altitude | 7 |
| Country | United States |
#2 Hattiesburg
The most populous city in Forrest County, Mississippi.
| Population | 45,806 |
| Coordinates | 31.3271200, -89.2903400 |
| Altitude | 52 |
| Country | United States |
End: East Pine Street (-89.290316, 31.327101)
Estimated Travel Time
Distance: 135 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 47m |
| 40 mph (64.37 km/h) | 02h 05m |
| 50 mph (80.47 km/h) | 01h 40m |
| 60 mph (96.56 km/h) | 01h 23m |
| 70 mph (112.65 km/h) | 01h 11m |
| 80 mph (129 km/h) | 01h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $11.17 | $22.34 |
| Mid-grade | $4.26 | $12.56 | $25.13 |
| Premium | $4.63 | $13.64 | $27.29 |
| Diesel | $5.42 | $15.97 | $31.95 |
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 Mississippi · Apr 20, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.