How far is Gretna, LA from Hammond, LA?
The driving distance from Gretna, LA to Hammond, LA is about 62.8 miles (101 km), with a travel time of about 01h 06m by car.
- The straight-line flight distance is about 47.5 miles (76.5 km).
- For a round trip, plan for roughly 02h 13m 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 06m.
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.
Unincorporated suburban community and census-designated place in Saint John the Baptist Parish, Louisiana, United States of America
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 Gretna and Hammond.
Turn-by-Turn Driving Directions
Step-by-step road directions between Gretna and Hammond.
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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
26.2 mi · 32 min · Pontchartrain Expressway
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9
Take the exit slight right toward I 55 North: Hammond
1.1 mi · 2 min
-
10
Continue straight
24.8 mi · 27 min
-
11
Take the exit slight right toward LA 22: Ponchatoula, Springfield
840 ft · 20 sec
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12
Keep slight right
691 ft · 17 sec
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13
Turn straight
142 m · 14 sec
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14
Turn left
2.6 mi · 4 min
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15
Enter the roundabout and take exit 1 toward Veterans Avenue
37 m · 2 sec · Veterans Avenue
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16
Exit the roundabout onto Veterans Avenue
885 ft · 17 sec · Veterans Avenue
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17
Enter the roundabout and take exit 2 toward Veterans Avenue
44 m · 2 sec · Veterans Avenue
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18
Exit the roundabout onto Veterans Avenue
120 m · 7 sec · Veterans Avenue
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19
Enter the roundabout and take exit 1 toward Southwest Railroad Avenue
43 m · 3 sec · Southwest Railroad Avenue
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20
Exit the roundabout onto Southwest Railroad Avenue
1.8 mi · 3 min · Southwest Railroad Avenue
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21
Turn left onto West Charles Street
124 m · 18 sec · West Charles Street
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22
Arrive at your destination
0 m · 1 sec · West Charles Street
Car Route Details
A richer read on the saved driving route between Gretna and Hammond.
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
26.2 mi · 00h 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.
Mostly Sunny leaving Gretna and Mostly Sunny near Hammond.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Gretna to Hammond?
The road trip is about 62.8 miles (101 km) and usually takes 01h 06m 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?
Laplace is a useful midpoint, sitting about 30.4 miles from Gretna and 32.3 miles from Hammond.
How much longer is the road route than the straight-line distance?
The direct path is about 47.5 miles (76.5 km), while the road route adds roughly 15.3 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 4:16 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $8.37 one way or $16.74 round trip. Estimated CO2 is about 19.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Gretna and Mostly Sunny near Hammond.
Stop Ideas Near Laplace
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 Laplace.
New Orleans Union Passenger Terminal
Schriever
Hammond
Slidell
Flight Path Map
This map shows the direct air route between Gretna and Hammond. Straight-line distance: 47.52 mi (76.47 km).
#1 Gretna
Suburb city of New Orleans
| Population | 17,615 |
| Coordinates | 29.9146500, -90.0539600 |
| Altitude | 0 |
| Country | United States |
#2 Hammond
City in Tangipahoa Parish, Louisiana, United States
| Population | 21,359 |
| Coordinates | 30.5046300, -90.4629300 |
| Altitude | 13 |
| Country | United States |
End: West Charles Street (-90.46295, 30.504696)
Estimated Travel Time
Distance: 101 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 05m |
| 40 mph (64.37 km/h) | 01h 34m |
| 50 mph (80.47 km/h) | 01h 15m |
| 60 mph (96.56 km/h) | 01h 02m |
| 70 mph (112.65 km/h) | 00h 53m |
| 80 mph (129 km/h) | 00h 46m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $8.37 | $16.74 |
| Mid-grade | $4.26 | $9.41 | $18.82 |
| Premium | $4.63 | $10.22 | $20.44 |
| Diesel | $5.42 | $11.97 | $23.93 |
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.