How far is Opelousas, LA from Laplace, LA?
The driving distance from Opelousas, LA to Laplace, LA is about 112 miles (180.3 km), with a travel time of about 01h 58m by car.
- The straight-line flight distance is about 100.7 miles (162.1 km).
- For a round trip, plan for roughly 03h 56m 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 58m.
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.
City in Louisiana, United States of America
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 Opelousas and Laplace.
Turn-by-Turn Driving Directions
Step-by-step road directions between Opelousas and Laplace.
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1
Start on South Main Street
622 ft · 20 sec · South Main Street
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2
Turn left onto East Vine Street
50.4 mi · 1 hr 5 min · East Vine Street
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3
Keep slight right
3.6 mi · 5 min
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4
Turn left onto I 10 East: Baton Rouge
1512 ft · 37 sec
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5
Merge slight left
53.8 mi · 1 hr
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6
Take the exit slight right toward LA 3188 South: LaPlace
1948 ft · 48 sec
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7
Continue on Belle Terre Boulevard
2.2 mi · 4 min · Belle Terre Boulevard
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8
Turn left onto West Airline Highway
1.3 mi · 2 min · West Airline Highway
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9
Turn right
13 m · 3 sec
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10
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Opelousas and Laplace.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
I 10 East
Merge slight left
53.8 mi · 01h 00m
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 Opelousas and Mostly Sunny near Laplace.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Opelousas to Laplace?
The road trip is about 112 miles (180.3 km) and usually takes 01h 58m 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?
Port Allen is a useful midpoint, sitting about 55.9 miles from Opelousas and 56 miles from Laplace.
How much longer is the road route than the straight-line distance?
The direct path is about 100.7 miles (162.1 km), while the road route adds roughly 11.3 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 2:34 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.96 one way or $29.92 round trip. Estimated CO2 is about 35.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Opelousas and Mostly Sunny near Laplace.
Stop Ideas Near Port Allen
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Plaza
Baker Utility Office
Baker Municipal Center Auditorium
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Port Allen.
Baton Rouge, Louisiana
Hammond
New Iberia
Lafayette
Flight Path Map
This map shows the direct air route between Opelousas and Laplace. Straight-line distance: 100.74 mi (162.13 km).
#1 Opelousas
Parish seat of St.
| Population | 15,562 |
| Coordinates | 30.5335300, -92.0815100 |
| Altitude | 20 |
| Country | United States |
#2 Laplace
Unincorporated suburban community and census-designated place in Saint John the Baptist Parish, Louisiana, United States of America
| Population | 29,872 |
| Coordinates | 30.0669800, -90.4814700 |
| Altitude | 3 |
| Country | United States |
End: (-90.481509, 30.067001)
Estimated Travel Time
Distance: 180 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 43m |
| 40 mph (64.37 km/h) | 02h 48m |
| 50 mph (80.47 km/h) | 02h 14m |
| 60 mph (96.56 km/h) | 01h 52m |
| 70 mph (112.65 km/h) | 01h 36m |
| 80 mph (129 km/h) | 01h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $14.96 | $29.92 |
| Mid-grade | $4.26 | $16.82 | $33.65 |
| Premium | $4.63 | $18.27 | $36.54 |
| Diesel | $5.42 | $21.39 | $42.78 |
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 16, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.