How far is Slidell, LA from Grambling, LA?
The driving distance from Slidell, LA to Grambling, LA is about 303 miles (487.7 km), with a travel time of about 05h 44m by car.
- The straight-line flight distance is about 232.6 miles (374.4 km).
- For a round trip, plan for roughly 11h 28m 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 05h 44m.
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.
Largest city and the parish seat of Concordia Parish, Louisiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Driving Route Map
The map below follows the saved road route between Slidell and Grambling.
Turn-by-Turn Driving Directions
Step-by-step road directions between Slidell and Grambling.
-
1
Start on Bouscaren Street
67 m · 15 sec · Bouscaren Street
-
2
Turn left onto 3rd Street
845 ft · 24 sec · 3rd Street
-
3
Turn left onto Fremaux Avenue
723 ft · 21 sec · Fremaux Avenue
-
4
Turn right onto Front Street
1 km · 1 min · Front Street
-
5
Turn left onto Gause Boulevard West
3 mi · 5 min · Gause Boulevard West
-
6
Turn right onto Northshore Boulevard
1.1 km · 1 min · Northshore Boulevard
-
7
Continue on Airport Road
1520 ft · 29 sec · Airport Road
-
8
Take the ramp left
1862 ft · 45 sec
-
9
Merge slight left onto West Florida Republic Parkway
41.7 mi · 45 min · West Florida Republic Parkway
-
10
Take the exit slight right toward I 55: Jackson
2308 ft · 56 sec
-
11
Merge slight left onto Congressman Jimmy Morrison Highway
56.4 mi · 1 hr · Congressman Jimmy Morrison Highway
-
12
Take the exit slight right
29.3 mi · 34 min
-
13
At the end of the road, turn left
1.2 km · 53 sec
-
14
Take the exit left
1612 ft · 46 sec
-
15
Merge slight left
28.2 mi · 33 min
-
16
Keep slight left
6 mi · 7 min
-
17
Take the exit slight right
13.2 mi · 16 min
-
18
Continue on E. E. Wallace Boulevard North
63.2 mi · 1 hr 13 min · E. E. Wallace Boulevard North
-
19
Turn left
1459 ft · 36 sec
-
20
Merge slight left
56.3 mi · 1 hr 2 min
-
21
Take the exit slight right
1474 ft · 36 sec
-
22
Keep slight right
116 m · 9 sec
-
23
Turn straight onto Rwe Jones Drive
1.5 km · 2 min · Rwe Jones Drive
-
24
Turn left onto Martin Luther King Jr Avenue
846 ft · 23 sec · Martin Luther King Jr Avenue
-
25
Turn right onto Main Street
827 ft · 36 sec · Main Street
-
26
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Slidell and Grambling.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
E. E. Wallace Boulevard North
Continue on E. E. Wallace Boulevard North
63.2 mi · 01h 13m
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.
Sunny leaving Slidell and Sunny near Grambling.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Slidell to Grambling?
The road trip is about 303 miles (487.7 km) and usually takes 05h 44m 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?
Vidalia is a useful midpoint, sitting about 151.6 miles from Slidell and 151.5 miles from Grambling.
How much longer is the road route than the straight-line distance?
The direct path is about 232.6 miles (374.4 km), while the road route adds roughly 70.4 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 5:32 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $40.48 one way or $80.97 round trip. Estimated CO2 is about 95 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Slidell and Sunny near Grambling.
Stop Ideas Near Vidalia
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 Vidalia.
Brookhaven
Vicksburg, MS
McComb
Hazlehurst station
Flight Path Map
This map shows the direct air route between Slidell and Grambling. Straight-line distance: 232.65 mi (374.42 km).
#1 Slidell
City in Louisiana
| Population | 27,541 |
| Coordinates | 30.2751900, -89.7811700 |
| Altitude | 1 |
| Country | United States |
#2 Grambling
City in Louisiana, United States of America
| Population | 5,114 |
| Coordinates | 32.5276500, -92.7140400 |
| Altitude | 93 |
| Country | United States |
End: Grambling (-92.71404, 32.52765)
Estimated Travel Time
Distance: 488 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 10h 05m |
| 40 mph (64.37 km/h) | 07h 34m |
| 50 mph (80.47 km/h) | 06h 03m |
| 60 mph (96.56 km/h) | 05h 03m |
| 70 mph (112.65 km/h) | 04h 19m |
| 80 mph (129 km/h) | 03h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $40.48 | $80.97 |
| Mid-grade | $4.26 | $45.53 | $91.06 |
| Premium | $4.63 | $49.44 | $98.88 |
| Diesel | $5.42 | $57.89 | $115.77 |
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 · Jul 27, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.