How far is Moss Bluff, LA from Slidell, LA?
The driving distance from Moss Bluff, LA to Slidell, LA is about 217.7 miles (350.3 km), with a travel time of about 03h 34m by car.
- The straight-line flight distance is about 203.4 miles (327.4 km).
- For a round trip, plan for roughly 07h 08m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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 03h 34m.
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.
Human settlement in Louisiana, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Moss Bluff and Slidell.
Turn-by-Turn Driving Directions
Step-by-step road directions between Moss Bluff and Slidell.
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1
Start on Old Highway 171
753 ft · 33 sec · Old Highway 171
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2
Turn slight right onto Old Highway 171
34 m · 8 sec · Old Highway 171
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3
Turn slight right onto Theriot Road
1792 ft · 56 sec · Theriot Road
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4
Turn left onto Martin Luther King Highway
4 mi · 6 min · Martin Luther King Highway
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5
Take the exit straight
1788 ft · 44 sec
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6
Keep slight left
1659 ft · 41 sec
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7
Merge slight left
126.2 mi · 2 hr 20 min
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8
Take the exit slight left toward I 12 East: Hammond
1.3 km · 2 min
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9
Continue on West Florida Republic Parkway
79.5 mi · 1 hr 26 min · West Florida Republic Parkway
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10
Take the exit slight right toward Airport Drive, North Shore Boulevard
2028 ft · 51 sec
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11
Turn right onto Northshore Boulevard
3233 ft · 1 min · Northshore Boulevard
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12
At the end of the road, turn left onto Gause Boulevard West
3 mi · 5 min · Gause Boulevard West
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13
Turn right onto Front Street
1 km · 1 min · Front Street
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14
Turn left onto Fremaux Avenue
723 ft · 19 sec · Fremaux Avenue
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15
Turn right onto 3rd Street
845 ft · 19 sec · 3rd Street
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16
Turn right onto Bouscaren Street
67 m · 10 sec · Bouscaren Street
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17
Arrive at your destination
0 m · 1 sec · Bouscaren Street
Car Route Details
A richer read on the saved driving route between Moss Bluff and Slidell.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Martin Luther King Highway
Merge slight left
126 mi · 02h 20m
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 leaving Moss Bluff and Sunny near Slidell.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Moss Bluff to Slidell?
The road trip is about 217.7 miles (350.3 km) and usually takes 03h 34m 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?
Grosse Tete is a useful midpoint, sitting about 108.2 miles from Moss Bluff and 109.5 miles from Slidell.
How much longer is the road route than the straight-line distance?
The direct path is about 203.4 miles (327.4 km), while the road route adds roughly 14.3 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 9:52 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $29.08 one way or $58.17 round trip. Estimated CO2 is about 68.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Moss Bluff and Sunny near Slidell.
Stop Ideas Near Grosse Tete
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 Grosse Tete.
Baton Rouge, Louisiana
New Iberia
Lafayette
Hammond
Flight Path Map
This map shows the direct air route between Moss Bluff and Slidell. Straight-line distance: 203.42 mi (327.37 km).
#1 Moss Bluff
City in Louisiana, United States of America
| Population | 11,557 |
| Coordinates | 30.3027000, -93.1907100 |
| Altitude | 7 |
| Country | United States |
#2 Slidell
City in Louisiana
| Population | 27,541 |
| Coordinates | 30.2751900, -89.7811700 |
| Altitude | 1 |
| Country | United States |
End: Bouscaren Street (-89.78117, 30.275199)
Estimated Travel Time
Distance: 350 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 07h 15m |
| 40 mph (64.37 km/h) | 05h 26m |
| 50 mph (80.47 km/h) | 04h 21m |
| 60 mph (96.56 km/h) | 03h 37m |
| 70 mph (112.65 km/h) | 03h 06m |
| 80 mph (129 km/h) | 02h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $29.08 | $58.17 |
| Mid-grade | $4.26 | $32.71 | $65.42 |
| Premium | $4.63 | $35.52 | $71.04 |
| Diesel | $5.42 | $41.59 | $83.17 |
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 Louisiana · 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.