How long does it take to drive?

It takes about 50 minutes under normal traffic conditions.

No, the I-10 route is toll-free.

Is there public transport?

No, there is no direct public transit between these cities.

What is the best time to travel?

Mid-day is best to avoid commuter traffic.

Yes, the Twin Span Bridge is a modern, safe highway structure.

Gretna

Slidell

Driving

Gretna to Slidell

Updated: 29 May 2026

The route from Gretna to Slidell covers 65 kilometers, taking you across the iconic Lake Pontchartrain via the I-10 Twin Span Bridge. You will travel through the heart of New Orleans before heading east toward the Northshore. Driving is the only practical mode of transport for this trip, typically taking 50 minutes. This journey transitions you from the urban Westbank to the suburban, nature-focused environment of Slidell.

Total Distance: 65 km driving, 50 km air distance.

Fastest Way

Driving via I-10 is the fastest method at 50 minutes.

Cheapest Way

Driving your own vehicle is the most economical choice.

Compare Gretna to Slidell Routes

Driving

Direct

Duration

50 mins

Avg Price

$8 - $12 fuel

Operator

Personal Vehicle

Route

I-10 E

The Twin Span Bridge offers beautiful views of the lake.

Travel Tips

Bridge Safety
High winds can affect driving on the Twin Span Bridge.
Traffic
Avoid the I-10 corridor during morning and evening rush hours.
Navigation
Use a GPS to navigate the New Orleans city streets before hitting I-10.
Dining
Slidell is known for excellent seafood; try the local restaurants.
Weather
Check for bridge closures during severe tropical weather.

Safety Tips

Speeding
Police frequently monitor speeds on the bridge.
Distractions
Keep your eyes on the road while crossing the lake.
Emergency
Know the location of the nearest exit if you have car trouble.
Vehicle Check
Ensure your tires are properly inflated for highway driving.