How far is Slidell, LA from Chalmette, LA?
The driving distance from Slidell, LA to Chalmette, LA is about 28.2 miles (45.4 km), with a travel time of about 00h 35m by car.
- The straight-line flight distance is about 25.5 miles (41 km).
- For a round trip, plan for roughly 01h 10m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 35m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Census-designated place in St.
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 Slidell and Chalmette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Slidell and Chalmette.
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1
Start on Bouscaren Street
67 m · 12 sec · Bouscaren Street
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2
Turn right onto 3rd Street
837 ft · 17 sec · 3rd Street
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3
Continue on Sergeant Alfred Drive
1.1 km · 1 min · Sergeant Alfred Drive
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4
Turn sharp left onto Old Spanish Trail
1.5 mi · 2 min · Old Spanish Trail
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5
Take the ramp straight toward I 10 West: New Orleans
1645 ft · 40 sec
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6
Merge slight left
16.1 mi · 17 min
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7
Take the exit slight right toward I 510 South, LA 47: Chalmette, Little Woods
1082 ft · 26 sec
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8
Keep slight right to continue on LA 47 North: Little Woods
1095 ft · 27 sec
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9
Merge slight left onto Paris Road
83 m · 8 sec · Paris Road
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10
Continue on Paris Road
8.7 mi · 11 min · Paris Road
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11
Turn right
42 m · 5 sec
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12
Turn straight onto West Judge Perez Drive
634 ft · 21 sec · West Judge Perez Drive
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13
Continue on West Judge Perez Drive
77 m · 12 sec · West Judge Perez Drive
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14
Arrive at your destination
0 m · 1 sec · West Judge Perez Drive
Car Route Details
A richer read on the saved driving route between Slidell and Chalmette.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
I 10 West
Merge slight left
16.1 mi · 00h 17m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Sunny leaving Slidell and Mostly Sunny near Chalmette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Slidell to Chalmette?
The road trip is about 28.2 miles (45.4 km) and usually takes 00h 35m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Eden Isle is a useful midpoint, sitting about 14.1 miles from Slidell and 14.1 miles from Chalmette.
How much longer is the road route than the straight-line distance?
The direct path is about 25.5 miles (41 km), while the road route adds roughly 2.7 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:20 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.79 one way or $7.57 round trip. Estimated CO2 is about 8.9 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Slidell and Mostly Sunny near Chalmette.
Stop Ideas Near Eden Isle
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 Eden Isle.
Slidell
Picayune
New Orleans Union Passenger Terminal
Hammond
Flight Path Map
This map shows the direct air route between Slidell and Chalmette. Straight-line distance: 25.46 mi (40.97 km).
#1 Slidell
City in Louisiana
| Population | 27,541 |
| Coordinates | 30.2751900, -89.7811700 |
| Altitude | 1 |
| Country | United States |
#2 Chalmette
Census designated place
| Population | 16,751 |
| Coordinates | 29.9429600, -89.9653700 |
| Altitude | 1 |
| Country | United States |
End: Chalmette (-89.96537, 29.94296)
Estimated Travel Time
Distance: 45 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 56m |
| 40 mph (64.37 km/h) | 00h 42m |
| 50 mph (80.47 km/h) | 00h 33m |
| 60 mph (96.56 km/h) | 00h 28m |
| 70 mph (112.65 km/h) | 00h 24m |
| 80 mph (129 km/h) | 00h 21m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $3.79 | $7.57 |
| Mid-grade | $4.26 | $4.26 | $8.52 |
| Premium | $4.63 | $4.63 | $9.25 |
| Diesel | $5.42 | $5.42 | $10.83 |
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 · Apr 11, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.