How far is Grand Isle, LA from Bossier City, LA?
The driving distance from Grand Isle, LA to Bossier City, LA is about 384.3 miles (618.5 km), with a travel time of about 06h 09m by car.
- The straight-line flight distance is about 317.2 miles (510.5 km).
- For a round trip, plan for roughly 12h 18m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 09m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Parish seat of St.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Showers And Thunderstorms then Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Grand Isle and Bossier City.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grand Isle and Bossier City.
-
1
Start on the route
13.4 mi · 23 min
-
2
Turn right onto Gateway to the Gulf Expressway
8.3 mi · 12 min · Gateway to the Gulf Expressway
-
3
At the end of the road, turn left onto Highway 1
7.9 mi · 12 min · Highway 1
-
4
Turn slight left onto South Alex Plaisance Boulevard
15.6 mi · 19 min · South Alex Plaisance Boulevard
-
5
Turn right
2809 ft · 1 min
-
6
Continue straight
14.4 mi · 20 min
-
7
Turn left
110 m · 1 min
-
8
Turn right onto Highway 1
3 mi · 4 min · Highway 1
-
9
Turn left onto US 90 West: Morgan City
2013 ft · 49 sec
-
10
Merge slight left
95.4 mi · 1 hr 44 min
-
11
Keep slight right to continue on Veterans Memorial Expressway
1083 ft · 14 sec · Veterans Memorial Expressway
-
12
Keep slight right to continue on Veterans Memorial Expressway
1888 ft · 24 sec · Veterans Memorial Expressway
-
13
Keep slight right to continue on Veterans Memorial Expressway
2246 ft · 29 sec · Veterans Memorial Expressway
-
14
Keep slight right to continue on Veterans Memorial Expressway
1189 ft · 15 sec · Veterans Memorial Expressway
-
15
Keep slight right to continue on Veterans Memorial Expressway
1056 ft · 14 sec · Veterans Memorial Expressway
-
16
Take the exit slight left toward Young Street
771 ft · 21 sec · Young Street
-
17
Continue on Young Street
1807 ft · 38 sec · Young Street
-
18
Turn right onto St Etienne Road
1 mi · 4 min · St Etienne Road
-
19
At the end of the road, turn right onto East Fairfield Drive
609 ft · 22 sec · East Fairfield Drive
-
20
Turn left onto Ambassador Caffery Parkway
1.5 mi · 2 min · Ambassador Caffery Parkway
-
21
Turn right onto South Morgan Avenue
1.6 mi · 3 min · South Morgan Avenue
-
22
Turn right onto Southwest Evangeline Thruway
1065 ft · 14 sec · Southwest Evangeline Thruway
-
23
Keep slight left
48 m · 8 sec
-
24
Turn left onto Southwest Evangeline Thruway
2.5 mi · 3 min · Southwest Evangeline Thruway
-
25
Continue on Southeast Evangeline Thruway
6 mi · 10 min · Southeast Evangeline Thruway
-
26
Continue on Veterans Memorial Expressway
8.8 mi · 9 min · Veterans Memorial Expressway
-
27
Continue on Charles I. "Doc" Hudson Highway
197.8 mi · 3 hr 22 min · Charles I. "Doc" Hudson Highway
-
28
Keep slight right to continue on I 20: Dallas, Monroe
1169 ft · 29 sec
-
29
Keep slight right to continue on I 20 East: Monroe
3011 ft · 1 min
-
30
Merge slight left onto Purple Heart Recipients Highway
1.5 mi · 2 min · Purple Heart Recipients Highway
-
31
Take the exit slight right toward Traffic Street
2557 ft · 1 min
-
32
Continue on Barksdale Boulevard
897 ft · 36 sec · Barksdale Boulevard
-
33
Turn left onto Monroe Street
24 m · 3 sec · Monroe Street
-
34
Arrive at your destination
0 m · 1 sec · Monroe Street
Car Route Details
A richer read on the saved driving route between Grand Isle and Bossier City.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Charles I. "Doc" Hudson Highway
Continue on Charles I. "Doc" Hudson Highway
198 mi · 03h 22m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Slight Chance Showers And Thunderstorms then Mostly Cloudy leaving Grand Isle and Sunny near Bossier City.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grand Isle to Bossier City?
The road trip is about 384.3 miles (618.5 km) and usually takes 06h 09m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Opelousas is a useful midpoint, sitting about 191.8 miles from Grand Isle and 192.6 miles from Bossier City.
How much longer is the road route than the straight-line distance?
The direct path is about 317.2 miles (510.5 km), while the road route adds roughly 67.1 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $51.35 one way or $102.70 round trip. Estimated CO2 is about 120.5 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Showers And Thunderstorms then Mostly Cloudy around Grand Isle and Sunny near Bossier City.
Stop Ideas Near Opelousas
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Port Barre Park
Washington Town Hall
City Carencro Water Department
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Opelousas.
Lafayette
New Iberia
Baton Rouge, Louisiana
Lake Charles
Flight Path Map
This map shows the direct air route between Grand Isle and Bossier City. Straight-line distance: 317.21 mi (510.5 km).
#1 Grand Isle
Town of the United States
| Population | 1,447 |
| Coordinates | 29.2366200, -89.9872900 |
| Altitude | 2 |
| Country | United States |
#2 Bossier City
The most populous city in Bossier Parish, Louisiana.
| Population | 68,159 |
| Coordinates | 32.5159900, -93.7321200 |
| Altitude | 53 |
| Country | United States |
End: Monroe Street (-93.732225, 32.51599)
Estimated Travel Time
Distance: 619 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 48m |
| 40 mph (64.37 km/h) | 09h 36m |
| 50 mph (80.47 km/h) | 07h 41m |
| 60 mph (96.56 km/h) | 06h 24m |
| 70 mph (112.65 km/h) | 05h 29m |
| 80 mph (129 km/h) | 04h 47m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $51.35 | $102.70 |
| Mid-grade | $4.26 | $57.75 | $115.50 |
| Premium | $4.63 | $62.72 | $125.43 |
| Diesel | $5.42 | $73.43 | $146.85 |
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 · May 13, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.