How far is Port Allen, LA from Monroe, LA?
The driving distance from Port Allen, LA to Monroe, LA is about 188.1 miles (302.7 km), with a travel time of about 03h 16m by car.
- The straight-line flight distance is about 151.9 miles (244.5 km).
- For a round trip, plan for roughly 06h 32m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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.
This drive is better planned with a longer stop or an overnight stay.
Flight Distance
Driving Distance
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 16m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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.
Small town in Concordia Parish, Louisiana, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny
Driving Route Map
A saved road route is not available yet, so the map falls back to a straight-line overview.
Turn-by-Turn Driving Directions
Step-by-step road directions between Port Allen and Monroe.
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny then Slight Chance Showers And Thunderstorms leaving Port Allen and Mostly Sunny near Monroe.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Port Allen to Monroe?
The road trip is about 188.1 miles (302.7 km) and usually takes 03h 16m 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?
Ridgecrest is a useful midpoint, sitting about 75.9 miles from Port Allen and 112.1 miles from Monroe.
How much longer is the road route than the straight-line distance?
The direct path is about 151.9 miles (244.5 km), while the road route adds roughly 36.2 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 10:28 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $25.15 one way or $50.29 round trip. Estimated CO2 is about 59 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 Monroe.
Stop Ideas Near Ridgecrest
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Ridgecrest.
Vicksburg, MS
Brookhaven
McComb
Hazlehurst station
Flight Path Map
This map shows the direct air route between Port Allen and Monroe. Straight-line distance: 151.89 mi (244.45 km).
#1 Port Allen
City in Louisiana, United States of America
| Population | 4,720 |
| Coordinates | 30.4521400, -91.2101100 |
| Altitude | 8 |
| Country | United States |
#2 Monroe
The most populous city in Ouachita Parish, Louisiana.
| Population | 46,998 |
| Coordinates | 32.5093100, -92.1193000 |
| Altitude | 23 |
| Country | United States |
End: North 4th Street (-92.119438, 32.509236)
Estimated Travel Time
Distance: 303 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 15m |
| 40 mph (64.37 km/h) | 04h 42m |
| 50 mph (80.47 km/h) | 03h 45m |
| 60 mph (96.56 km/h) | 03h 08m |
| 70 mph (112.65 km/h) | 02h 41m |
| 80 mph (129 km/h) | 02h 20m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $25.15 | $50.29 |
| Mid-grade | $4.26 | $28.28 | $56.56 |
| Premium | $4.63 | $30.71 | $61.42 |
| Diesel | $5.42 | $35.96 | $71.91 |
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
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.