How far is Gretna, LA from Slidell, LA?
Distance by Flight
Shortest distance between Gretna and Slidell is 29.77 miles (47.92 km).
Flight distance from Gretna, LA to Slidell, LA is 29.77 miles. Estimated flight time is 00 hours 04 minutes.
Driving distance
The driving distance from Gretna, Louisiana to Slidell, Louisiana is: 38.78 miles (62.42 km) by car.
Driving from Gretna to Slidell will take approximately 00 hours 42 minutes.
#1 Gretna
Suburb city of New Orleans
| Population | 17615 |
|---|---|
| GPS Coordinates | 29°54'53"N 90°3'14"W |
| Latitude | 29.9146500 |
| Longitude | -90.0539600 |
| Altitude | 0 |
| Country | United States |
#2 Slidell
City in Louisiana
| Population | 27541 |
|---|---|
| GPS Coordinates | 30°16'31"N 89°46'52"W |
| Latitude | 30.2751900 |
| Longitude | -89.7811700 |
| Altitude | 1 |
| Country | United States |
Ending point in Slidell: Bouscaren Street (-89.78117,30.275199)
Estimated Travel Time Between Gretna and Slidell
The distance between Gretna and Slidell is 62 km if you choose to drive by road. You can go 00 hours 41 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
There is no time difference between Gretna and Slidell. The current time is 08:27:30.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 01 hours 17 minutes |
| 40 mph (64.37 km/h) | 00 hours 58 minutes |
| 50 mph (80.47 km/h) | 00 hours 46 minutes |
| 60 mph (96.56 km/h) | 00 hours 38 minutes |
| 70 mph (112.65 km/h) | 00 hours 33 minutes |
| 75 mph (120.7 km/h) | 00 hours 31 minutes |
| 80 mph (128.75 km/h) | 00 hours 29 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 5.18 liters (1.37 gallon) of gas to cover the route between Gretna and Slidell.
The estimated cost of gas to go from Gretna to Slidell is $4.21 (diesel $5.56).
Louisiana gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.07 | $3.48 | $3.84 | $4.06 |
| Total | $4.21 | $4.77 | $5.26 | $5.56 |
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price (in Louisiana ) per gallon of daily gas for calculations is $3.073 (Diesel $4.064) /gallon. Last changed prices on November 21, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Gretna and Slidell (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.
Distance to Other Cities
Driving distance from Laplace, LA to Gretna 33.58 miles (54 km)
Driving distance from Maryland, LA to Gretna 93.5 miles (150 km)
