Origin
Chalmette, LA
Night in Chalmette on Saturday
Local time
11:37 PM
CDT
Current temp
80°F
Unavailable
Live forecast
Trip from Chalmette, LA to Slidell, LA
Compiled and reviewed by the US Trip Planner planning team at COD Solutions Oy · Last reviewed Apr 19, 2026 · Editorial standards
Drive Time
34m
Distance
27.8 mi
45 km
Drive Score
8/10
Great drive
Same Day?
Yes, doable
Fuel Cost
$4
one way
EV Charging
Fair
4 stations
Best Time to Leave
4 AM
0h 32m
★
6 AM
0h 35m
8 AM
0h 41m
10 AM
0h 37m
12 PM
0h 36m
3 PM
0h 37m
5 PM
0h 40m
8 PM
0h 33m
Estimated drive times based on typical traffic patterns. Actual times may vary with weather, construction, and real-time conditions.
Chalmette, LA
Wikimedia Commons
Slidell, LA
Wikimedia Commons
Trip Overview
If you are looking for a quick connection between Chalmette and Slidell, this 27.8-mile drive is a straightforward transit through Southeast Louisiana. You can easily complete the trip in about 34 minutes, making it a perfect candidate for a single-day journey. With a fuel budget of approximately $4, the route is highly economical for travelers moving between these two points. Because the distance is relatively short, there is no need to plan for overnight stays or extensive logistical breaks. It is a highly practical drive that prioritizes efficiency over leisure, serving as an ideal link for those navigating the region.
Main Roads
| Road | Distance | Duration |
|---|---|---|
| I 10 | 16.3 mi | 17m |
| Paris Road | 5.2 mi | 6m |
| I 510 | 2.7 mi | 3m |
| Old Spanish Trail | 1.7 mi | 2m |
| Sergeant Alfred Drive | 0.7 mi | 1m |
| 3rd Street | 0.2 mi | <1m |
| West Judge Perez Drive | 0.1 mi | <1m |
| Bouscaren Street | <0.1 mi | <1m |
Longest stretch:
I 10
— 16.3 mi, about 17m
Turn-by-Turn Driving Directions
Step-by-step road directions between Chalmette, LA and Slidell, LA.
1
Start on LA 39
0.1 mi
·
21 sec
·
West Judge Perez Drive
2
Turn left onto LA 47
5.2 mi
·
6 min
·
Paris Road
Use the left lane.
3
Continue on LA 47
2.7 mi
·
3 min
·
I 510
Use the straight / slight right lanes.
4
Take the exit
0.2 mi
·
26 sec
Exit 1A
Toward I 10: New Orleans, Slidell
Use the straight / slight right lanes.
5
Keep slight right at fork
0.4 mi
·
49 sec
Toward I 10 East: Slidell
6
Merge onto I 10
16 mi
·
17 min
·
I 10
Use the straight / slight right lanes.
7
Take the exit
0.2 mi
·
29 sec
Exit 263
Toward LA 433: Old Spanish Trail
Use the slight right lane.
8
Turn left onto LA 433
1.7 mi
·
2 min
·
Old Spanish Trail
9
Turn sharp right onto Sergeant Alfred Drive
0.7 mi
·
1 min
·
Sergeant Alfred Drive
10
Continue on 3rd Street
0.2 mi
·
22 sec
·
3rd Street
11
Turn left onto Bouscaren Street
220 ft
·
9 sec
·
Bouscaren Street
12
Arrive at destination
Bouscaren Street
Heads-up: tricky spots
5 of 75 decision points cluster between mile 0.1 and 25 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0.1 mi into trip
|
~0m in
|
LA 47 / Paris Road
Turn left onto LA 47 / Paris Road
Lane positioning matters here
Use the left lane.
8
8 mi into trip
|
~10m in
Take the exit toward I 10: New Orleans, Slidell
Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one
Use the straight / slight right lanes.
Exit 1A
Toward I 10: New Orleans, Slidell
5
8.2 mi into trip
|
~11m in
Keep slight right at fork toward I 10 East: Slidell
Highway fork - watch signs carefully
Toward I 10 East: Slidell
5
8.6 mi into trip
|
~11m in
|
I 10
Merge onto I 10
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
7
25 mi into trip
|
~29m in
Take the exit toward LA 433: Old Spanish Trail
Exit ramp - move to the correct lane early. Lane positioning matters here
Use the slight right lane.
Exit 263
Toward LA 433: Old Spanish Trail
Fuel & Cost
Regular Gas
$4.20 one way
$8.40 round trip
$3.84/gal
25.4 MPG avg
10 kg CO2
| Fuel Type | $/gal | One Way | Round Trip |
|---|---|---|---|
| midgrade | $4.21 | $4.61 | $9.22 |
| premium | $4.56 | $4.99 | $9.98 |
| diesel | $5.61 | $6.14 | $12.28 |
No toll roads detected on this route.
Drive Cost (one way)
Fuel
$4
Estimated CO2 emission: 9.7 kg one way. Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $3 in charging · 0 stops · 70% less CO2
| Vehicle Type | kWh | Stops | DC Fast | Home Charge |
|---|---|---|---|---|
| Average EV | 8.3 | 0 | $2.92 | $1.33 |
| Efficient EV | 7 | 0 | $2.43 | $1.11 |
| EV Truck/SUV | 11.1 | 0 | $3.89 | $1.78 |
Gas CO2
10 kg
EV CO2
3 kg (70% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Destination
Slidell, LA
Night in Slidell on Saturday
Local time
11:37 PM
CDT
Current temp
59°F
Unavailable
Live forecast
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
21 degrees cooler at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
34m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
What kind of drive is this?
Expect a highway-focused experience, as roughly 69% of your total travel time is spent on high-speed roads. You will rely primarily on Paris Road, I-510, and I-10 to bridge the distance between your start and end points. The most significant portion of the drive consists of a 16.3-mile stretch on I-10, where you can maintain a consistent pace. Transitioning from local roads onto these major interstate arteries defines the character of the trip, shifting from suburban navigation to a faster, more industrial highway feel. It is a functional, no-nonsense commute that gets you to your destination with minimal fuss.
69% highway — fuel and pacing are the main things to plan.
12 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 16.3 mi on I 10.
How Hard Is This Drive?
5/10
This is a straightforward highway drive that stays mostly on I 10 and Paris Road. You will hit about 7 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.1 miles in near LA 47 / Paris Road.
Driving Effort
5/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 27.8 miles you will encounter 7 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 0.1 miles (LA 47 / Paris Road): Lane positioning matters here; at 8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 8.2 miles: Highway fork - watch signs carefully.
Elevation Profile
Mostly flat terrain
11 ft
-10 ft
Total Climb
33 ft
Total Descent
33 ft
Highest Point
11 ft
~23.8 mi in
Elevation Range
21 ft
About the Cities
Starting in Chalmette, LA
Full guide →Chalmette is a suburb of New Orleans in Louisiana, USA. Chalmette is the "Parish seat" (equivalent to a county in other states) of Saint Bernard Parish, known to locals simply as "The Parish".
City content from Wikivoyage (CC BY-SA 4.0) and Wikidata (CC0).
Who Is This Route For?
Weekend Trip
Doable as a same-day drive at 34m. Total distance: 27.8 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
34m drive, comfortable solo distance.
EV Driver
0 DC fast chargers along the route. Coverage: unknown.
First-Time Driver
Mostly highway driving (69%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 16.3 miles on I 10. The full list of main roads is in the Roads section above.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 0.1 miles (LA 47 / Paris Road): Lane positioning matters here; at 8 miles: Exit ramp - move to the correct lane early. Lane positioning matters here. Multiple destination signs - pick the right one; at 8.2 miles: Highway fork - watch signs carefully.
Yes — New Orleans Jazz National Historical Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Slidell, LA before heading back.
How this page is built
Compiled by the US Trip Planner planning team at COD Solutions Oy from open government datasets — OSRM over OpenStreetMap for geometry, EIA for fuel prices, USGS 3DEP for elevation, and NPS for national parks. See our methodology for refresh cadence and limitations.
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