How far is Sulphur, LA from Lafayette, LA?
The driving distance from Sulphur, LA to Lafayette, LA is about 83.5 miles (134.4 km), with a travel time of about 01h 22m by car.
- The straight-line flight distance is about 81 miles (130.4 km).
- For a round trip, plan for roughly 02h 45m 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 22m.
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, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Sulphur and Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sulphur and Lafayette.
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1
Start on East Napoleon Street
6 mi · 9 min · East Napoleon Street
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2
Take the ramp straight
18.6 mi · 22 min
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3
Continue straight
56.1 mi · 1 hr
-
4
Take the exit slight right toward LA 182
1334 ft · 33 sec
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5
Keep slight right
93 m · 8 sec
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6
Turn slight right onto North University Avenue
1.9 mi · 3 min · North University Avenue
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7
Turn left onto Versailles Boulevard
1400 ft · 1 min · Versailles Boulevard
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8
At the end of the road, turn right onto Saint John Street
72 m · 12 sec · Saint John Street
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9
Turn left onto Rue Vermilion Ouest
952 ft · 44 sec · Rue Vermilion Ouest
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10
Arrive at your destination
0 m · 1 sec · Rue Vermilion Ouest
Car Route Details
A richer read on the saved driving route between Sulphur and Lafayette.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
East Napoleon Street
Continue straight
56.1 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.
Chance Showers And Thunderstorms leaving Sulphur and Chance Showers And Thunderstorms near Lafayette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sulphur to Lafayette?
The road trip is about 83.5 miles (134.4 km) and usually takes 01h 22m 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?
Jennings is a useful midpoint, sitting about 41.6 miles from Sulphur and 41.9 miles from Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 81 miles (130.4 km), while the road route adds roughly 2.5 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 3:44 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.17 one way or $22.34 round trip. Estimated CO2 is about 26.2 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Sulphur and Chance Showers And Thunderstorms near Lafayette.
Stop Ideas Near Jennings
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 Jennings.
Lake Charles
Lafayette
New Iberia
Flight Path Map
This map shows the direct air route between Sulphur and Lafayette. Straight-line distance: 81.05 mi (130.43 km).
#1 Sulphur
Suburb city of Lake Charles, located in Calcasieu Parish, Louisiana, United States
| Population | 20,120 |
| Coordinates | 30.2365900, -93.3773800 |
| Altitude | 5 |
| 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: 134 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 46m |
| 40 mph (64.37 km/h) | 02h 05m |
| 50 mph (80.47 km/h) | 01h 40m |
| 60 mph (96.56 km/h) | 01h 23m |
| 70 mph (112.65 km/h) | 01h 11m |
| 80 mph (129 km/h) | 01h 02m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $11.17 | $22.34 |
| Mid-grade | $4.26 | $12.56 | $25.13 |
| Premium | $4.63 | $13.64 | $27.29 |
| Diesel | $5.42 | $15.97 | $31.95 |
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 22, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.