How far is Gretna, LA from Lafayette, LA?
The driving distance from Gretna, LA to Lafayette, LA is about 140.6 miles (226.2 km), with a travel time of about 02h 15m by car.
- The straight-line flight distance is about 119.5 miles (192.3 km).
- For a round trip, plan for roughly 04h 31m 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 15m.
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.
Partly Sunny then Chance Showers And Thunderstorms
Driving Route Map
A saved road route is not available yet, so the map falls back to a straight-line overview.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gretna and Lafayette.
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 Gretna and Partly Sunny then 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 Gretna to Lafayette?
The road trip is about 140.6 miles (226.2 km) and usually takes 02h 15m 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?
Belle Rose is a useful midpoint, sitting about 59.7 miles from Gretna and 80.8 miles from Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 119.5 miles (192.3 km), while the road route adds roughly 21.1 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 1:58 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.78 one way or $37.57 round trip. Estimated CO2 is about 44.1 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Gretna and Partly Sunny then Chance Showers And Thunderstorms near Lafayette.
Stop Ideas Near Belle Rose
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 Belle Rose.
Schriever
Baton Rouge, Louisiana
New Iberia
Hammond
Flight Path Map
This map shows the direct air route between Gretna and Lafayette. Straight-line distance: 119.48 mi (192.28 km).
#1 Gretna
Suburb city of New Orleans
| Population | 17,615 |
| Coordinates | 29.9146500, -90.0539600 |
| Altitude | 0 |
| 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: 226 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 40m |
| 40 mph (64.37 km/h) | 03h 30m |
| 50 mph (80.47 km/h) | 02h 48m |
| 60 mph (96.56 km/h) | 02h 20m |
| 70 mph (112.65 km/h) | 02h 00m |
| 80 mph (129 km/h) | 01h 45m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $18.78 | $37.57 |
| Mid-grade | $4.26 | $21.12 | $42.25 |
| Premium | $4.63 | $22.94 | $45.88 |
| Diesel | $5.42 | $26.86 | $53.72 |
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 10, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.