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.
Town in West Carroll Parish, Louisiana
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Gretna and Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gretna and Lafayette.
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1
Start on Richard Street
52 m · 13 sec · Richard Street
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2
Turn left onto 11th Street
93 m · 15 sec · 11th Street
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3
Turn right onto Evergreen Drive
986 ft · 51 sec · Evergreen Drive
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4
At the end of the road, turn left onto Westbank Expressway
2019 ft · 46 sec · Westbank Expressway
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5
Take the ramp straight toward US 90 Business East
1530 ft · 37 sec
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6
Merge slight left onto Westbank Expressway
2.1 mi · 3 min · Westbank Expressway
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7
Continue on Crescent City Connection
1 km · 58 sec · Crescent City Connection
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8
Continue on Pontchartrain Expressway
80.6 mi · 1 hr 32 min · Pontchartrain Expressway
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9
Keep slight left
52.6 mi · 1 hr
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10
Take the exit slight right toward US 167: Morgan City
1688 ft · 41 sec
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11
Merge slight left onto Veterans Memorial Expressway
1669 ft · 24 sec · Veterans Memorial Expressway
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12
Continue on Northwest Evangeline Thruway
1.9 mi · 3 min · Northwest Evangeline Thruway
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13
Turn right onto Jefferson Boulevard
1147 ft · 34 sec · Jefferson Boulevard
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14
Continue on Rue Jefferson
1654 ft · 52 sec · Rue Jefferson
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15
Turn right onto Rue Vermilion Ouest
102 m · 17 sec · Rue Vermilion Ouest
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16
Arrive at your destination
0 m · 1 sec · Rue Vermilion Ouest
Car Route Details
A richer read on the saved driving route between Gretna and Lafayette.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pontchartrain Expressway
Continue on Pontchartrain Expressway
80.6 mi · 01h 32m
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 Gretna and Mostly 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?
Oak Grove is a useful midpoint, sitting about 69.9 miles from Gretna and 70.6 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 Chance Showers And Thunderstorms around Gretna and Mostly Sunny then Chance Showers And Thunderstorms near Lafayette.
Stop Ideas Near Oak Grove
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
City Hall Plaza
Port Vincent Clerks Office
Baton Rouge City Hall
City of Baton Rouge Fire Station 15
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Oak Grove.
Baton Rouge, Louisiana
Hammond
Schriever
New Iberia
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 · May 30, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.