How far is Chalmette, LA from Baton Rouge, LA?
The driving distance from Chalmette, LA to Baton Rouge, LA is about 87.6 miles (140.9 km), with a travel time of about 01h 34m by car.
- The straight-line flight distance is about 80.8 miles (130 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.
Unincorporated suburban community and census-designated place in St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
A saved road route is not available yet, so the map falls back to a straight-line overview.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chalmette and Baton Rouge.
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 Chalmette and Mostly Sunny then Chance Showers And Thunderstorms near Baton Rouge.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chalmette to Baton Rouge?
The road trip is about 87.6 miles (140.9 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?
Reserve is a useful midpoint, sitting about 40.4 miles from Chalmette and 47.2 miles from Baton Rouge.
How much longer is the road route than the straight-line distance?
The direct path is about 80.8 miles (130 km), while the road route adds roughly 6.8 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 $11.70 one way or $23.40 round trip. Estimated CO2 is about 27.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Chalmette and Mostly Sunny then Chance Showers And Thunderstorms near Baton Rouge.
Stop Ideas Near Reserve
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 Reserve.
Schriever
New Orleans Union Passenger Terminal
Hammond
Baton Rouge, Louisiana
Flight Path Map
This map shows the direct air route between Chalmette and Baton Rouge. Straight-line distance: 80.76 mi (129.97 km).
#1 Chalmette
Census designated place
| Population | 16,751 |
| Coordinates | 29.9429600, -89.9653700 |
| Altitude | 1 |
| Country | United States |
#2 Baton Rouge
The capital of Louisiana.
| Population | 219,052 |
| Coordinates | 30.4433200, -91.1874700 |
| Altitude | 14 |
| Country | United States |
End: Government Street (-91.18751, 30.443332)
Estimated Travel Time
Distance: 141 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 55m |
| 40 mph (64.37 km/h) | 02h 11m |
| 50 mph (80.47 km/h) | 01h 45m |
| 60 mph (96.56 km/h) | 01h 27m |
| 70 mph (112.65 km/h) | 01h 15m |
| 80 mph (129 km/h) | 01h 05m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $11.70 | $23.40 |
| Mid-grade | $4.26 | $13.16 | $26.32 |
| Premium | $4.63 | $14.29 | $28.58 |
| Diesel | $5.42 | $16.73 | $33.46 |
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 10, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.