How far is Port Allen, LA from New Orleans, LA?

The driving distance from Port Allen, LA to New Orleans, LA is about 83 miles (133.6 km), with a travel time of about 01h 22m by car.

  • The straight-line flight distance is about 76 miles (122.3 km).
  • For a round trip, plan for roughly 02h 45m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
83 mi
01h 22m
Flight
75.99 mi
122.3 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Port Allen.

Flight Distance

Direct air line
75.99 mi
Kilometers
122.3 km
Flight Time
00h 09m

Driving Distance

Road route
83 mi
Kilometers
133.57 km
Drive Time
01h 22m

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 22m.

Arrival Snapshot
Arrive in New Orleans
Fri, Apr 10, 5:02 PM CDT
Return by in Port Allen
Fri, Apr 10, 6:25 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Port Allen
2026-04-10T15:40
Arrive New Orleans
Fri, Apr 10, 5:02 PM CDT
Route Timing
01h 22m
One way by road
Best Departure Window
8:00 AM to 10:00 AM CDT
Aim for a morning departure
Arrive between
9:23 AM to 11:23 AM CDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
3:44 PM CDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Port Allen
9:30 PM CDT
Morning start is best

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.

Mid-route stop
Gramercy
LA

Neighborhood in Manhattan, New York City

From Port Allen
41.3 mi
00h 41m
To New Orleans
41.7 mi
00h 41m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
82°F
Friday

Mostly Sunny then Slight Chance Showers And Thunderstorms

Starts
Fri, Apr 10 6:00 AM CDT
Wind
5 to 10 mph E
Destination
77°F
Friday

Mostly Sunny

Starts
Fri, Apr 10 6:00 AM CDT
Wind
5 to 15 mph E

Driving Route Map

The map below follows the saved road route between Port Allen and New Orleans.

Turn-by-Turn Driving Directions

Step-by-step road directions between Port Allen and New Orleans.

  1. 1

    Start on South Alexander Avenue

    93 m · 11 sec · South Alexander Avenue

  2. 2

    Turn right onto Avenue A

    16 m · 2 sec · Avenue A

  3. 3

    Turn left onto Dr Martin Luther King Jr Memorial Highway

    1998 ft · 46 sec · Dr Martin Luther King Jr Memorial Highway

  4. 4

    Continue on Highway 1 South

    786 ft · 15 sec · Highway 1 South

  5. 5

    Take the exit slight right toward I 10 East: Baton Rouge

    806 ft · 22 sec

  6. 6

    Keep slight right to continue on I 10 East: Baton Rouge

    2900 ft · 1 min

  7. 7

    Merge slight left onto Horace Wilkinson Bridge

    76.5 mi · 1 hr 28 min · Horace Wilkinson Bridge

  8. 8

    Keep slight right to continue on Pontchartrain Expressway

    3.5 mi · 4 min · Pontchartrain Expressway

  9. 9

    Keep slight right

    2544 ft · 36 sec

  10. 10

    Take the exit slight left toward Poydras Street, Superdome

    1368 ft · 37 sec

  11. 11

    Turn left onto South Claiborne Avenue

    1555 ft · 41 sec · South Claiborne Avenue

  12. 12

    Turn right onto Tulane Avenue

    1639 ft · 42 sec · Tulane Avenue

  13. 13

    Arrive at your destination

    0 m · 1 sec · Tulane Avenue

Car Route Details

A richer read on the saved driving route between Port Allen and New Orleans.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
13 steps
4 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
15.7 / 100 mi
Decision points by distance
Main Roads
Horace Wilkinson Bridge
76.5 mi · 92%
Pontchartrain Expressway
4.03 mi · 5%
I 10 East
0.7 mi · 1%
Dr Martin Luther King Jr Memorial Highway
0.38 mi
Tulane Avenue
0.31 mi
South Claiborne Avenue
0.29 mi
Longest Stretch

Horace Wilkinson Bridge

Merge slight left onto Horace Wilkinson Bridge

76.5 mi · 01h 28m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

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.

Drive Time
01h 22m
Day trip friendly
Same-Day Return
02h 46m
Round-trip wheel time
Road vs Air
+7 mi
76 mi direct line
Halfway Stop
Gramercy
00h 41m from Port Allen
Leave By
3:44 PM CDT
Morning start is best
Weather Watch

Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Port Allen and Mostly Sunny near New Orleans.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Port Allen to New Orleans?

The road trip is about 83 miles (133.6 km) and usually takes 01h 22m 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?

Gramercy is a useful midpoint, sitting about 41.3 miles from Port Allen and 41.7 miles from New Orleans.

How much longer is the road route than the straight-line distance?

The direct path is about 76 miles (122.3 km), while the road route adds roughly 7 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 3:44 PM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $11.10 one way or $22.19 round trip. Estimated CO2 is about 26 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Port Allen and Mostly Sunny near New Orleans.

Stop Ideas Near Gramercy

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Gramercy, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Gramercy.

RAIL

Schriever

35 mi away
Hwy 20 and Hwy 24
RAIL

Hammond

56 mi away
404 N.E. Railroad Ave.
UNK

New Orleans Union Passenger Terminal

60 mi away
1001 Loyola Avenue
BUS

Baton Rouge, Louisiana

65 mi away
1253 Florida St.

Flight Path Map

This map shows the direct air route between Port Allen and New Orleans. Straight-line distance: 75.99 mi (122.3 km).

Port Allen

#1 Port Allen

City in Louisiana, United States of America

Population4,720
Coordinates30.4521400, -91.2101100
Altitude8
CountryUnited States
New Orleans

#2 New Orleans

The most populous city in Louisiana and the center of the New Orleans metropolitan area.

Population389,476
Coordinates29.9546500, -90.0750700
Altitude0
CountryUnited States
Start: South Alexander Avenue (-91.210084, 30.452141)
End: Tulane Avenue (-90.07507, 29.954633)

Estimated Travel Time

Distance: 134 km by road

SpeedTime
30 mph (48.3 km/h)02h 45m
40 mph (64.37 km/h)02h 04m
50 mph (80.47 km/h)01h 39m
60 mph (96.56 km/h)01h 22m
70 mph (112.65 km/h)01h 11m
80 mph (129 km/h)01h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.93 gal
11.09 L · about $11.10
Round trip
$22.19
5.86 gal · 22.18 L
Estimated CO2
26 kg one way
Round trip: 52.1 kg / 115 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $11.10 $22.19
Mid-grade $4.26 $12.48 $24.96
Premium $4.63 $13.55 $27.10
Diesel $5.42 $15.87 $31.73

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

There is no time difference between Port Allen and New Orleans. The current time is 15:40:05.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.