How far is Lafayette, LA from Dulac, LA?
The driving distance from Lafayette, LA to Dulac, LA is about 119.8 miles (192.8 km), with a travel time of about 02h 32m by car.
- The straight-line flight distance is about 97.2 miles (156.5 km).
- For a round trip, plan for roughly 05h 04m 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 32m.
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.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Lafayette and Dulac.
Turn-by-Turn Driving Directions
Step-by-step road directions between Lafayette and Dulac.
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1
Start on Rue Vermilion Ouest
102 m · 19 sec · Rue Vermilion Ouest
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2
Turn right onto Rue Jefferson
1668 ft · 49 sec · Rue Jefferson
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3
Turn right onto Johnston Street
1169 ft · 31 sec · Johnston Street
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4
Turn left onto East University Avenue
1.4 mi · 3 min · East University Avenue
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5
Merge slight left onto Southeast Evangeline Thruway
154 m · 8 sec · Southeast Evangeline Thruway
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6
Continue on Southwest Evangeline Thruway
4.6 mi · 6 min · Southwest Evangeline Thruway
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7
Turn right onto North Morgan Avenue
1.6 mi · 3 min · North Morgan Avenue
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8
Turn left onto Ambassador Caffery Parkway
1.5 mi · 3 min · Ambassador Caffery Parkway
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9
Turn right onto East Fairfield Drive
549 ft · 20 sec · East Fairfield Drive
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10
Turn left onto St Etienne Road
1 mi · 4 min · St Etienne Road
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11
At the end of the road, turn left onto Young Street
3032 ft · 52 sec · Young Street
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12
Keep slight right to continue on Veterans Memorial Expressway
2434 ft · 31 sec · Veterans Memorial Expressway
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13
Keep slight right to continue on Veterans Memorial Expressway
995 ft · 13 sec · Veterans Memorial Expressway
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14
Keep slight right to continue on Veterans Memorial Expressway
885 ft · 12 sec · Veterans Memorial Expressway
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15
Keep slight right to continue on Veterans Memorial Expressway
1151 ft · 15 sec · Veterans Memorial Expressway
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16
Keep slight right to continue on Veterans Memorial Expressway
1.2 km · 53 sec · Veterans Memorial Expressway
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17
Keep slight right
81.7 mi · 1 hr 29 min
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18
Take the exit slight right
2028 ft · 49 sec
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19
Keep slight right
120 m · 10 sec
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20
Turn straight onto West Main Street
3.3 mi · 5 min · West Main Street
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21
Turn right onto Martin Luther King Boulevard
2.6 mi · 4 min · Martin Luther King Boulevard
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22
Continue on West Tunnel Boulevard
1.6 mi · 3 min · West Tunnel Boulevard
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23
Continue on Honduras Street
1.2 km · 2 min · Honduras Street
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24
Keep slight left to continue on East Tunnel Boulevard
1.4 km · 2 min · East Tunnel Boulevard
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25
Turn right onto Grand Caillou Road
15.2 mi · 25 min · Grand Caillou Road
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26
Arrive at your destination
0 m · 1 sec · Grand Caillou Road
Car Route Details
A richer read on the saved driving route between Lafayette and Dulac.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Veterans Memorial Expressway
Keep slight right
81.7 mi · 01h 29m
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 Lafayette and Partly Sunny near Dulac.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Lafayette to Dulac?
The road trip is about 119.8 miles (192.8 km) and usually takes 02h 32m 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?
Patterson is a useful midpoint, sitting about 59.9 miles from Lafayette and 59.9 miles from Dulac.
How much longer is the road route than the straight-line distance?
The direct path is about 97.2 miles (156.5 km), while the road route adds roughly 22.6 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 1:26 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $16.02 one way or $32.04 round trip. Estimated CO2 is about 37.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Lafayette and Partly Sunny near Dulac.
Stop Ideas Near Patterson
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 Patterson.
Schriever
New Iberia
Baton Rouge, Louisiana
Lafayette
Flight Path Map
This map shows the direct air route between Lafayette and Dulac. Straight-line distance: 97.26 mi (156.53 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 Dulac
Human settlement in Louisiana, United States of America
| Population | 1,463 |
| Coordinates | 29.3888300, -90.7139800 |
| Altitude | 1 |
| Country | United States |
End: Dulac (-90.71398, 29.38883)
Estimated Travel Time
Distance: 193 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 59m |
| 40 mph (64.37 km/h) | 02h 59m |
| 50 mph (80.47 km/h) | 02h 23m |
| 60 mph (96.56 km/h) | 01h 59m |
| 70 mph (112.65 km/h) | 01h 42m |
| 80 mph (129 km/h) | 01h 29m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $16.02 | $32.04 |
| Mid-grade | $4.26 | $18.02 | $36.03 |
| Premium | $4.63 | $19.56 | $39.13 |
| Diesel | $5.42 | $22.91 | $45.81 |
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 20, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.