How far is Monroe, LA from Port Barre, LA?

The driving distance from Monroe, LA to Port Barre, LA is about 169.1 miles (272.1 km), with a travel time of about 03h 12m by car.

  • The straight-line flight distance is about 135 miles (217.3 km).
  • For a round trip, plan for roughly 06h 24m 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
169.08 mi
03h 12m
Flight
135.02 mi
217.3 km direct

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

Learn Distance

Choose another destination from Monroe.

Flight Distance

Direct air line
135.02 mi
Kilometers
217.3 km
Flight Time
00h 16m

Driving Distance

Road route
169.08 mi
Kilometers
272.11 km
Drive Time
03h 12m

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 12m.

Arrival Snapshot
Arrive in Port Barre
Thu, Apr 16, 7:07 AM CDT
Return by in Monroe
Thu, Apr 16, 10:19 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Monroe
2026-04-16T03:55
Arrive Port Barre
Thu, Apr 16, 7:07 AM CDT
Route Timing
03h 12m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
9:12 AM to 11:12 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
10:36 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Monroe
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
Ball
LA

Suburb town of Alexandria, located in Rapides Parish just north of Pineville, Louisiana, United States

From Monroe
84.7 mi
01h 36m
To Port Barre
84.4 mi
01h 36m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
89°F
Thursday

Mostly Sunny then Slight Chance Showers And Thunderstorms

Starts
Thu, Apr 16 6:00 AM CDT
Wind
5 to 10 mph S
Destination
87°F
Thursday

Mostly Sunny

Starts
Thu, Apr 16 6:00 AM CDT
Wind
5 to 15 mph S

Driving Route Map

The map below follows the saved road route between Monroe and Port Barre.

Turn-by-Turn Driving Directions

Step-by-step road directions between Monroe and Port Barre.

  1. 1

    Start on the route

    12 m · 8 sec

  2. 2

    Turn left

    14 m · 5 sec

  3. 3

    Turn right onto Louisville Avenue

    81 m · 9 sec · Louisville Avenue

  4. 4

    Turn right onto North 5th Street

    1103 ft · 19 sec · North 5th Street

  5. 5

    Continue on North 5th Street

    140 m · 8 sec · North 5th Street

  6. 6

    Continue on Lea Joyner Memorial Expressway

    1.1 km · 1 min · Lea Joyner Memorial Expressway

  7. 7

    Take the ramp left

    958 ft · 23 sec

  8. 8

    Merge slight left

    1.6 km · 1 min

  9. 9

    Take the exit slight right toward US 165: Bastrop, Columbia

    1183 ft · 29 sec

  10. 10

    Keep slight right to continue on US 165 South: Columbia

    1198 ft · 29 sec

  11. 11

    Merge slight left onto Martin Luther King Jr Drive

    88.7 mi · 1 hr 44 min · Martin Luther King Jr Drive

  12. 12

    Turn left onto US 165 North: Monroe

    1473 ft · 36 sec

  13. 13

    Merge slight left onto Pineville Expressway

    4.2 mi · 6 min · Pineville Expressway

  14. 14

    Keep slight left to continue on I 49 South, US 167 South: Opelousas

    1.2 km · 1 min

  15. 15

    Merge slight left onto Martin Luther King, Jr Highway

    64.5 mi · 1 hr 5 min · Martin Luther King, Jr Highway

  16. 16

    Take the exit slight right toward US 190: Baton Rouge, Opelousas

    2681 ft · 1 min

  17. 17

    Keep slight left to continue on US 190 East: Baton Rouge

    110 m · 10 sec

  18. 18

    Merge slight right

    6.4 mi · 8 min

  19. 19

    Turn left onto Saizan Avenue

    1.1 mi · 2 min · Saizan Avenue

  20. 20

    Arrive at your destination

    0 m · 1 sec · Saizan Avenue

Car Route Details

A richer read on the saved driving route between Monroe and Port Barre.

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
20 steps
5 turns on the saved route
Ramps & Exits
8
5 merges, 3 ramps or exits
Navigation Density
11.8 / 100 mi
Decision points by distance
Main Roads
Martin Luther King Jr Drive
88.7 mi · 52%
Martin Luther King, Jr Highway
32.2 mi · 19%
Martin Luther King
32.2 mi · 19%
US 190 East
6.47 mi · 4%
Pineville Expressway
4.16 mi · 2%
Lea Joyner Memorial Expressway
1.83 mi · 1%
Longest Stretch

Martin Luther King Jr Drive

Merge slight left onto Martin Luther King Jr Drive

88.7 mi · 01h 44m

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 12m
Long day trip
Same-Day Return
06h 24m
Round-trip wheel time
Road vs Air
+34.1 mi
135 mi direct line
Halfway Stop
Ball
01h 36m from Monroe
Leave By
10:36 AM CDT
Early departure recommended
Weather Watch

Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Monroe and Mostly Sunny near Port Barre.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Monroe to Port Barre?

The road trip is about 169.1 miles (272.1 km) and usually takes 03h 12m 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?

Ball is a useful midpoint, sitting about 84.7 miles from Monroe and 84.4 miles from Port Barre.

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

The direct path is about 135 miles (217.3 km), while the road route adds roughly 34.1 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 10:36 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $22.61 one way or $45.22 round trip. Estimated CO2 is about 53.1 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny then Slight Chance Showers And Thunderstorms around Monroe and Mostly Sunny near Port Barre.

Flight Path Map

This map shows the direct air route between Monroe and Port Barre. Straight-line distance: 135.02 mi (217.3 km).

Monroe

#1 Monroe

The most populous city in Ouachita Parish, Louisiana.

Population46,998
Coordinates32.5093100, -92.1193000
Altitude23
CountryUnited States
Port Barre

#2 Port Barre

City in Louisiana, United States of America

Population2,093
Coordinates30.5602000, -91.9540100
Altitude7
CountryUnited States
Start: Monroe (-92.1193, 32.50931)
End: Port Barre (-91.95401, 30.5602)

Estimated Travel Time

Distance: 272 km by road

SpeedTime
30 mph (48.3 km/h)05h 38m
40 mph (64.37 km/h)04h 13m
50 mph (80.47 km/h)03h 22m
60 mph (96.56 km/h)02h 49m
70 mph (112.65 km/h)02h 24m
80 mph (129 km/h)02h 06m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
5.97 gal
22.59 L · about $22.61
Round trip
$45.22
11.94 gal · 45.18 L
Estimated CO2
53.1 kg one way
Round trip: 106.1 kg / 234 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.79 $22.61 $45.22
Mid-grade $4.26 $25.43 $50.85
Premium $4.63 $27.61 $55.22
Diesel $5.42 $32.33 $64.66

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 16, 2026

There is no time difference between Monroe and Port Barre. The current time is 03:55:48.

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.