How far is Metairie, LA from Mamou, LA?

The driving distance from Metairie, LA to Mamou, LA is about 163.5 miles (263.1 km), with a travel time of about 03h 21m by car.

  • The straight-line flight distance is about 142.4 miles (229.2 km).
  • For a round trip, plan for roughly 06h 43m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
163.49 mi
03h 21m
Flight
142.45 mi
229.25 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Metairie.

Flight Distance

Direct air line
142.45 mi
Kilometers
229.25 km
Flight Time
00h 17m

Driving Distance

Road route
163.49 mi
Kilometers
263.11 km
Drive Time
03h 21m

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 03h 21m.

Arrival Snapshot
Arrive in Mamou
Sun, Apr 19, 5:32 PM CDT
Return by in Metairie
Sun, Apr 19, 8:53 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Metairie
2026-04-19T14:10
Arrive Mamou
Sun, Apr 19, 5:32 PM CDT
Route Timing
03h 21m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:22 AM to 11:22 AM CDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
10:16 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Metairie
9:00 PM CDT
Early departure recommended

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
Port Allen
LA

City in Louisiana, United States of America

From Metairie
81.6 mi
01h 40m
To Mamou
81.8 mi
01h 40m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
74°F
Sunday

Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms

Starts
Sun, Apr 19 6:00 AM CDT
Wind
15 to 20 mph N
Destination
74°F
Sunday

Chance Showers And Thunderstorms then Mostly Cloudy

Starts
Sun, Apr 19 6:00 AM CDT
Wind
10 to 15 mph NE

Driving Route Map

The map below follows the saved road route between Metairie and Mamou.

Turn-by-Turn Driving Directions

Step-by-step road directions between Metairie and Mamou.

  1. 1

    Start on Fagot Avenue

    34 m · 5 sec · Fagot Avenue

  2. 2

    Continue on 47th Street

    834 ft · 40 sec · 47th Street

  3. 3

    At the end of the road, turn right onto North Causeway Boulevard

    87 m · 17 sec · North Causeway Boulevard

  4. 4

    Turn left onto 46th Street

    14 m · 4 sec · 46th Street

  5. 5

    Turn right onto North Causeway Boulevard

    3247 ft · 1 min · North Causeway Boulevard

  6. 6

    Take the exit slight right toward I 10 East, I 10 West: New Orleans, Baton Rouge

    130 m · 12 sec

  7. 7

    Keep slight left to continue on I 10 West: Baton Rouge

    3140 ft · 2 min

  8. 8

    Keep slight left

    2867 ft · 1 min

  9. 9

    Merge slight left

    72.3 mi · 1 hr 22 min

  10. 10

    Keep slight left

    3.9 mi · 5 min

  11. 11

    Take the exit slight right toward LA 415: Lobdell

    1842 ft · 45 sec

  12. 12

    Keep slight right to continue on LA 415: Lobdell

    97 m · 8 sec

  13. 13

    Merge slight left onto North Lobdell Highway

    3.6 mi · 5 min · North Lobdell Highway

  14. 14

    Merge slight left onto State Route 1

    56 mi · 1 hr 11 min · State Route 1

  15. 15

    Continue on Lawler Highway

    14.7 mi · 17 min · Lawler Highway

  16. 16

    Turn right onto North C C Duson Street

    1.2 km · 1 min · North C C Duson Street

  17. 17

    Continue on State Route 13

    2.4 mi · 4 min · State Route 13

  18. 18

    Continue on Veterans Memorial Highway

    6.4 mi · 9 min · Veterans Memorial Highway

  19. 19

    Turn right

    2237 ft · 50 sec

  20. 20

    Turn left onto 6th Street

    2685 ft · 58 sec · 6th Street

  21. 21

    Turn right

    18 m · 6 sec

  22. 22

    Turn right

    14 m · 9 sec

  23. 23

    Turn left

    7 m · 2 sec

  24. 24

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between Metairie and Mamou.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
24 steps
9 turns on the saved route
Ramps & Exits
5
3 merges, 2 ramps or exits
Navigation Density
14.7 / 100 mi
Decision points by distance
Main Roads
I 10 West
77.4 mi · 47%
State Route 1
56 mi · 34%
Lawler Highway
14.7 mi · 9%
Veterans Memorial Highway
6.35 mi · 4%
North Lobdell Highway
3.59 mi · 2%
State Route 13
2.41 mi · 1%
Longest Stretch

I 10 West

Merge slight left

72.3 mi · 01h 22m

Route Summary

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

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 21m
Long day trip
Same-Day Return
06h 44m
Round-trip wheel time
Road vs Air
+21.1 mi
142.4 mi direct line
Halfway Stop
Port Allen
01h 40m from Metairie
Leave By
10:16 AM CDT
Early departure recommended
Weather Watch

Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms leaving Metairie and Chance Showers And Thunderstorms then Mostly Cloudy near Mamou.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Metairie to Mamou?

The road trip is about 163.5 miles (263.1 km) and usually takes 03h 21m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Port Allen is a useful midpoint, sitting about 81.6 miles from Metairie and 81.8 miles from Mamou.

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

The direct path is about 142.4 miles (229.2 km), while the road route adds roughly 21.1 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 6:00 AM to 8:00 AM CDT. If you want a more comfortable same-day return, try to leave by 10:16 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $21.85 one way or $43.70 round trip. Estimated CO2 is about 51.3 kg one way.

What should you check before leaving?

Before you leave, expect Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms around Metairie and Chance Showers And Thunderstorms then Mostly Cloudy near Mamou.

Stop Ideas Near Port Allen

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Port Allen and the surrounding midpoint area.
City Hall Plaza
Scenic stop 4.9 mi away

City Hall Plaza

Baton Rouge , LA
10, Baton Rouge, LA 70802
Rating 4.3/5 10 reviews Park
Stop photo coming soon
Meeting point 8.6 mi away

Baker Utility Office

Baker , LA
3325 Groom Rd, Baker, LA 70714
Rating 1.4/5 30 reviews Water utility company,Local government office
Baker Municipal Center Auditorium
Nearby stop 8.6 mi away

Baker Municipal Center Auditorium

Baker , LA
3325 Groom Rd, Baker, LA 70714
Rating 4.3/5 48 reviews Event venue

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Port Allen.

BUS

Baton Rouge, Louisiana

3 mi away
1253 Florida St.
RAIL

Hammond

72 mi away
404 N.E. Railroad Ave.
RAIL

New Iberia

77 mi away
West Washington St.
RAIL

Lafayette

81 mi away
133 East Grant St.

Flight Path Map

This map shows the direct air route between Metairie and Mamou. Straight-line distance: 142.45 mi (229.25 km).

Metairie

#1 Metairie

The most populous suburb of New Orleans, Louisiana.

Population138,481
Coordinates29.9840900, -90.1528500
Altitude1
CountryUnited States
Mamou

#2 Mamou

Human settlement in Louisiana, United States of America

Population3,077
Coordinates30.6338100, -92.4193000
Altitude19
CountryUnited States
Start: Metairie (-90.15285, 29.98409)
End: Mamou (-92.4193, 30.63381)

Estimated Travel Time

Distance: 263 km by road

SpeedTime
30 mph (48.3 km/h)05h 26m
40 mph (64.37 km/h)04h 05m
50 mph (80.47 km/h)03h 16m
60 mph (96.56 km/h)02h 43m
70 mph (112.65 km/h)02h 20m
80 mph (129 km/h)02h 02m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.77 gal
21.84 L · about $21.85
Round trip
$43.70
11.54 gal · 43.68 L
Estimated CO2
51.3 kg one way
Round trip: 102.6 kg / 226 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $21.85 $43.70
Mid-grade $4.26 $24.57 $49.15
Premium $4.63 $26.69 $53.37
Diesel $5.42 $31.24 $62.49

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 19, 2026

There is no time difference between Metairie and Mamou. The current time is 14:10:09.

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.