How far is Lafayette, LA from Port Barre, LA?
The driving distance from Lafayette, LA to Port Barre, LA is about 29.8 miles (47.9 km), with a travel time of about 00h 36m by car.
- The straight-line flight distance is about 23.5 miles (37.9 km).
- For a round trip, plan for roughly 01h 13m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM CDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 00h 36m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
Partly Sunny
Partly Sunny then Slight Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Lafayette and Port Barre.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lafayette and Port Barre.
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1
Start on Rue Vermilion Ouest
102 m · 22 sec · Rue Vermilion Ouest
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2
Turn left onto Rue Jefferson
1654 ft · 51 sec · Rue Jefferson
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3
Continue on Jefferson Boulevard
1447 ft · 47 sec · Jefferson Boulevard
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4
Turn left onto Northeast Evangeline Thruway
1.9 mi · 3 min · Northeast Evangeline Thruway
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5
Continue on Veterans Memorial Expressway
8.8 mi · 9 min · Veterans Memorial Expressway
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6
Continue on Charles I. "Doc" Hudson Highway
10.8 mi · 12 min · Charles I. "Doc" Hudson Highway
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7
Take the exit slight right toward US 190 East: Baton Rouge
2120 ft · 52 sec
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8
Merge slight left
6.2 mi · 8 min
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9
Turn left onto Saizan Avenue
1.1 mi · 2 min · Saizan Avenue
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10
Arrive at your destination
0 m · 1 sec · Saizan Avenue
Car Route Details
A richer read on the saved driving route between Lafayette and Port Barre.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
Charles I. "Doc" Hudson Highway
Continue on Charles I. "Doc" Hudson Highway
10.8 mi · 00h 12m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Partly Sunny leaving Lafayette and Partly Sunny then Slight Chance Showers And Thunderstorms near Port Barre.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lafayette to Port Barre?
The road trip is about 29.8 miles (47.9 km) and usually takes 00h 36m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Grand Coteau is a useful midpoint, sitting about 14.9 miles from Lafayette and 14.9 miles from Port Barre.
How much longer is the road route than the straight-line distance?
The direct path is about 23.5 miles (37.9 km), while the road route adds roughly 6.3 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 7:00 AM to 7:00 PM CDT. If you want a more comfortable same-day return, try to leave by 7:16 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $3.98 one way or $7.95 round trip. Estimated CO2 is about 9.3 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny around Lafayette and Partly Sunny then Slight Chance Showers And Thunderstorms near Port Barre.
Stop Ideas Near Grand Coteau
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Port Barre Park
Lafayette Consolidated Government
Housing Authority of Lafayette
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Grand Coteau.
Lafayette
New Iberia
Baton Rouge, Louisiana
Lake Charles
Flight Path Map
This map shows the direct air route between Lafayette and Port Barre. Straight-line distance: 23.55 mi (37.9 km).
#1 Lafayette
The third most populous city in Acadiana, Louisiana.
| Population | 126,535 |
| Coordinates | 30.2240900, -92.0198400 |
| Altitude | 11 |
| Country | United States |
#2 Port Barre
City in Louisiana, United States of America
| Population | 2,093 |
| Coordinates | 30.5602000, -91.9540100 |
| Altitude | 7 |
| Country | United States |
End: Port Barre (-91.95401, 30.5602)
Estimated Travel Time
Distance: 48 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 59m |
| 40 mph (64.37 km/h) | 00h 44m |
| 50 mph (80.47 km/h) | 00h 35m |
| 60 mph (96.56 km/h) | 00h 29m |
| 70 mph (112.65 km/h) | 00h 25m |
| 80 mph (129 km/h) | 00h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $3.98 | $7.95 |
| Mid-grade | $4.26 | $4.47 | $8.94 |
| Premium | $4.63 | $4.86 | $9.71 |
| Diesel | $5.42 | $5.69 | $11.37 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.