How far is Belle Chasse, LA from Lafayette, LA?
The driving distance from Belle Chasse, LA to Lafayette, LA is about 145.7 miles (234.5 km), with a travel time of about 02h 30m by car.
- The straight-line flight distance is about 124 miles (199.6 km).
- For a round trip, plan for roughly 05h 00m 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 02h 30m.
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.
Town in West Carroll Parish, Louisiana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Belle Chasse and Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Belle Chasse and Lafayette.
-
1
Start on Hunt Street
1395 ft · 48 sec · Hunt Street
-
2
Turn left
2.5 mi · 4 min
-
3
Turn right onto Behrman Highway
2.3 mi · 4 min · Behrman Highway
-
4
Turn straight onto Behrman Place
1908 ft · 36 sec · Behrman Place
-
5
Keep slight left to continue on Behrman Place
1567 ft · 45 sec · Behrman Place
-
6
At the end of the road, turn left onto General de Gaulle Drive
1.2 mi · 2 min · General de Gaulle Drive
-
7
Take the ramp straight toward US 90 Business East: New Orleans
2126 ft · 42 sec
-
8
Merge slight left onto Westbank Expressway
1.5 km · 1 min · Westbank Expressway
-
9
Continue on Crescent City Connection
1 km · 58 sec · Crescent City Connection
-
10
Continue on Pontchartrain Expressway
80.6 mi · 1 hr 32 min · Pontchartrain Expressway
-
11
Keep slight left
52.6 mi · 1 hr
-
12
Take the exit slight right toward US 167: Morgan City
1688 ft · 41 sec
-
13
Merge slight left onto Veterans Memorial Expressway
1669 ft · 24 sec · Veterans Memorial Expressway
-
14
Continue on Northwest Evangeline Thruway
1.9 mi · 3 min · Northwest Evangeline Thruway
-
15
Turn right onto Jefferson Boulevard
1147 ft · 34 sec · Jefferson Boulevard
-
16
Continue on Rue Jefferson
1654 ft · 52 sec · Rue Jefferson
-
17
Turn right onto Rue Vermilion Ouest
102 m · 17 sec · Rue Vermilion Ouest
-
18
Arrive at your destination
0 m · 1 sec · Rue Vermilion Ouest
Car Route Details
A richer read on the saved driving route between Belle Chasse and Lafayette.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pontchartrain Expressway
Continue on Pontchartrain Expressway
80.6 mi · 01h 32m
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 Belle Chasse and Mostly Sunny near Lafayette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Belle Chasse to Lafayette?
The road trip is about 145.7 miles (234.5 km) and usually takes 02h 30m 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?
Oak Grove is a useful midpoint, sitting about 72.5 miles from Belle Chasse and 73.2 miles from Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 124 miles (199.6 km), while the road route adds roughly 21.7 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 1:30 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $19.47 one way or $38.93 round trip. Estimated CO2 is about 45.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Belle Chasse and Mostly Sunny near Lafayette.
Stop Ideas Near Oak Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Port Vincent Clerks Office
City of Donaldsonville
City of Baton Rouge Fire Station 15
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Oak Grove.
Baton Rouge, Louisiana
Hammond
Schriever
New Iberia
Flight Path Map
This map shows the direct air route between Belle Chasse and Lafayette. Straight-line distance: 124.02 mi (199.59 km).
#1 Belle Chasse
Unincorporated suburban community and census-designated place in Plaquemines Parish, Louisiana, United States
| Population | 2,038 |
| Coordinates | 29.8549300, -89.9906300 |
| Altitude | 2 |
| Country | United States |
#2 Lafayette
The third most populous city in Acadiana, Louisiana.
| Population | 126,535 |
| Coordinates | 30.2240900, -92.0198400 |
| Altitude | 11 |
| Country | United States |
End: South Buchanan Street (-92.019794, 30.224075)
Estimated Travel Time
Distance: 235 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 51m |
| 40 mph (64.37 km/h) | 03h 38m |
| 50 mph (80.47 km/h) | 02h 54m |
| 60 mph (96.56 km/h) | 02h 25m |
| 70 mph (112.65 km/h) | 02h 04m |
| 80 mph (129 km/h) | 01h 49m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $19.47 | $38.93 |
| Mid-grade | $4.26 | $21.89 | $43.78 |
| Premium | $4.63 | $23.77 | $47.54 |
| Diesel | $5.42 | $27.83 | $55.67 |
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 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.