Cost to drive from Memphis to New Orleans
Driving from Memphis to New Orleans covers 394 miles (634 km) and takes about 7h 14min without stops. At Tennessee's current fuel prices (week of 2026-07-20), the fuel for the trip costs about $48.78 in a typical petrol car — here's the full breakdown for petrol, diesel and electric.
| Location | Petrol/gal | Diesel/gal |
|---|---|---|
| Memphis | $3.71 | $4.93 |
| New Orleans | $3.68 | $4.94 |
Enter your fuel economy and see stops along the way.
How this cost is calculated
We take the real driving distance between Memphis and New Orleans (394 miles) from OpenStreetMap routing, then multiply by a typical car's fuel use and Tennessee's current average pump price. The petrol figure assumes 30 MPG · 7.8 L/100km; diesel and EV use 35 MPG · 6.7 L/100km and 3.5 mi/kWh. Your real cost depends on your car, traffic, driving style and the stations you pick — use the planner for your exact numbers, and check live prices on the Tennessee fuel prices page.
Related routes
Frequently asked questions
How much does it cost to drive from Memphis to New Orleans?
The drive is 394 miles (634 km) and takes about 7h 14min without stops. Fuel costs roughly $48.78 in an average petrol car, $55.52 in a diesel, and $19.13 in an electric car, using Tennessee's current fuel prices.
How far is it from Memphis to New Orleans in miles and km?
About 394 miles or 634 kilometres by road — roughly 7h 14min of driving.
Is it cheaper to fill up in Memphis or New Orleans?
Petrol is cheaper in Louisiana ($3.68/gal) than in Tennessee ($3.71/gal), so wait to fill up when you arrive.
How do I get the exact cost for my car?
Open the FuelWide route planner, enter your car's fuel economy, and it prices the trip on live data — and shows fuel or charging stops along the way.
Driving distance via OSRM / OpenStreetMap. Fuel prices are Tennessee's current official averages; efficiency and electricity rate are typical estimates. Your figure will vary — use the planner for an exact result.