How far is Marrero, LA from Saint Martinville, LA?
The driving distance from Marrero, LA to Saint Martinville, LA is about 136.4 miles (219.5 km), with a travel time of about 02h 48m by car.
- The straight-line flight distance is about 104.8 miles (168.7 km).
- For a round trip, plan for roughly 05h 37m 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 48m.
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
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Marrero and Saint Martinville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Marrero and Saint Martinville.
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1
Start on Barataria Boulevard
105 m · 13 sec · Barataria Boulevard
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2
Continue on Barataria Boulevard
1975 ft · 58 sec · Barataria Boulevard
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3
Turn right onto Westbank Expressway
40 m · 3 sec · Westbank Expressway
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4
Take the ramp slight left toward US 90 Business West
1280 ft · 31 sec
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5
Merge slight left onto Westbank Expressway
4.2 mi · 5 min · Westbank Expressway
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6
Keep slight right to continue on Westbank Expressway
9.1 mi · 14 min · Westbank Expressway
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7
Continue straight
11 mi · 18 min
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8
Continue straight
1695 ft · 26 sec
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9
Continue straight
2419 ft · 37 sec
-
10
Continue straight
97.7 mi · 1 hr 47 min
-
11
Take the exit slight right toward LA 329
1790 ft · 44 sec
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12
Turn right onto Avery Island Road
2645 ft · 1 min · Avery Island Road
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13
At the end of the road, turn right onto Abbeville Hwy 14
1.5 km · 1 min · Abbeville Hwy 14
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14
Continue on Center Street
1.4 mi · 2 min · Center Street
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15
At the end of the road, turn left onto East Main Street
1.4 km · 2 min · East Main Street
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16
Turn right onto Chestnut Street
717 ft · 14 sec · Chestnut Street
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17
Continue on Jane Street
2.5 mi · 4 min · Jane Street
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18
Continue on Main Highway
3.9 mi · 6 min · Main Highway
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19
Enter the roundabout and take exit 2 toward Main Highway
38 m · 2 sec · Main Highway
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20
Exit the roundabout onto Main Highway
1.4 km · 1 min · Main Highway
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21
Continue on Rue Principale Sud
1.1 mi · 2 min · Rue Principale Sud
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22
Turn left onto West Bridge Street
1447 ft · 44 sec · West Bridge Street
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23
Arrive at your destination
0 m · 1 sec · West Bridge Street
Car Route Details
A richer read on the saved driving route between Marrero and Saint Martinville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Westbank Expressway
Continue straight
97.7 mi · 01h 47m
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.
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms leaving Marrero and Chance Showers And Thunderstorms near Saint Martinville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Marrero to Saint Martinville?
The road trip is about 136.4 miles (219.5 km) and usually takes 02h 48m 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?
Morgan City is a useful midpoint, sitting about 68.2 miles from Marrero and 68.2 miles from Saint Martinville.
How much longer is the road route than the straight-line distance?
The direct path is about 104.8 miles (168.7 km), while the road route adds roughly 31.6 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 12:52 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.22 one way or $36.43 round trip. Estimated CO2 is about 42.7 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms around Marrero and Chance Showers And Thunderstorms near Saint Martinville.
Stop Ideas Near Morgan City
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 Morgan City.
Schriever
New Iberia
Baton Rouge, Louisiana
Lafayette
Flight Path Map
This map shows the direct air route between Marrero and Saint Martinville. Straight-line distance: 104.86 mi (168.75 km).
#1 Marrero
CDP in Jefferson Parish, Louisiana
| Population | 33,141 |
| Coordinates | 29.8993700, -90.1003500 |
| Altitude | 1 |
| Country | United States |
#2 Saint Martinville
City in Louisiana, USA
| Population | 5,676 |
| Coordinates | 30.1252000, -91.8334500 |
| Altitude | 7 |
| Country | United States |
End: Saint Martinville (-91.83345, 30.1252)
Estimated Travel Time
Distance: 219 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 32m |
| 40 mph (64.37 km/h) | 03h 24m |
| 50 mph (80.47 km/h) | 02h 43m |
| 60 mph (96.56 km/h) | 02h 16m |
| 70 mph (112.65 km/h) | 01h 56m |
| 80 mph (129 km/h) | 01h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $18.22 | $36.43 |
| Mid-grade | $4.26 | $20.49 | $40.97 |
| Premium | $4.63 | $22.25 | $44.49 |
| Diesel | $5.42 | $26.05 | $52.09 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.