How far is Bastrop, LA from Port Allen, LA?
The driving distance from Bastrop, LA to Port Allen, LA is about 193.4 miles (311.3 km), with a travel time of about 04h 02m by car.
- The straight-line flight distance is about 165.9 miles (267 km).
- For a round trip, plan for roughly 08h 05m 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 04h 02m.
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.
Sunny
Driving Route Map
The map below follows the saved road route between Bastrop and Port Allen.
Turn-by-Turn Driving Directions
Step-by-step road directions between Bastrop and Port Allen.
-
1
Start on South Sassafras Street
110 m · 20 sec · South Sassafras Street
-
2
Turn left onto East Jefferson Avenue
2760 ft · 47 sec · East Jefferson Avenue
-
3
Turn straight onto East Madison Avenue
1.4 mi · 2 min · East Madison Avenue
-
4
Continue on Mer Rouge Road
1541 ft · 33 sec · Mer Rouge Road
-
5
Turn right onto Grabault Road
6.1 mi · 11 min · Grabault Road
-
6
Turn right onto Oak Ridge Road
2.2 mi · 3 min · Oak Ridge Road
-
7
Continue on North Oak Street
2309 ft · 39 sec · North Oak Street
-
8
Continue on Oak Ridge Road
4.2 mi · 6 min · Oak Ridge Road
-
9
Continue on North Oak Street
13.2 mi · 20 min · North Oak Street
-
10
Enter the roundabout and take exit 2 toward South Julia Street
48 m · 3 sec · South Julia Street
-
11
Exit the roundabout onto South Julia Street
45.2 mi · 53 min · South Julia Street
-
12
Continue on State Rte 15
18.2 mi · 21 min · State Rte 15
-
13
Continue on East Wallace Boulevard
1.6 mi · 2 min · East Wallace Boulevard
-
14
Continue straight
11.5 mi · 13 min
-
15
Keep slight right
526 ft · 14 sec
-
16
Merge slight left onto Seargent Prentiss Drive
79.3 mi · 1 hr 34 min · Seargent Prentiss Drive
-
17
Continue on Scenic Highway
2.4 mi · 4 min · Scenic Highway
-
18
Take the ramp right
862 ft · 24 sec
-
19
Merge slight left onto Airline Highway
2.5 mi · 4 min · Airline Highway
-
20
Take the exit left
74 m · 13 sec
-
21
Turn left onto Airline Highway
1120 ft · 19 sec · Airline Highway
-
22
Turn right onto Highway 1 North
2.9 mi · 4 min · Highway 1 North
-
23
Continue on Dr Martin Luther King Jr Memorial Highway
1.2 km · 1 min · Dr Martin Luther King Jr Memorial Highway
-
24
Turn left onto Court Street
33 m · 5 sec · Court Street
-
25
Turn right onto South Alexander Avenue
13 m · 1 sec · South Alexander Avenue
-
26
Arrive at your destination
0 m · 1 sec · South Alexander Avenue
Car Route Details
A richer read on the saved driving route between Bastrop and Port Allen.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Seargent Prentiss Drive
Merge slight left onto Seargent Prentiss Drive
79.3 mi · 01h 34m
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.
Sunny leaving Bastrop and Sunny near Port Allen.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Bastrop to Port Allen?
The road trip is about 193.4 miles (311.3 km) and usually takes 04h 02m 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 96.8 miles from Bastrop and 96.6 miles from Port Allen.
How much longer is the road route than the straight-line distance?
The direct path is about 165.9 miles (267 km), while the road route adds roughly 27.5 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 8:54 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $26.72 one way or $53.44 round trip. Estimated CO2 is about 60.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Bastrop and Sunny near Port Allen.
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 Bastrop and Port Allen. Straight-line distance: 165.93 mi (267.04 km).
#1 Bastrop
City in Louisiana
| Population | 9,688 |
| Coordinates | 32.7782800, -91.9114400 |
| Altitude | 51 |
| Country | United States |
#2 Port Allen
City in Louisiana, United States of America
| Population | 4,720 |
| Coordinates | 30.4521400, -91.2101100 |
| Altitude | 8 |
| Country | United States |
End: Port Allen (-91.21011, 30.45214)
Estimated Travel Time
Distance: 311 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 06h 26m |
| 40 mph (64.37 km/h) | 04h 50m |
| 50 mph (80.47 km/h) | 03h 52m |
| 60 mph (96.56 km/h) | 03h 13m |
| 70 mph (112.65 km/h) | 02h 45m |
| 80 mph (129 km/h) | 02h 24m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.91 | $26.72 | $53.44 |
| Mid-grade | $4.38 | $29.89 | $59.78 |
| Premium | $4.78 | $32.65 | $65.31 |
| Diesel | $5.82 | $39.77 | $79.54 |
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 · Oct 15, 2026