How far is Grand Bay, AL from Huntsville, AL?
The driving distance from Grand Bay, AL to Huntsville, AL is about 378.2 miles (608.6 km), with a travel time of about 05h 37m by car.
- The straight-line flight distance is about 311.2 miles (500.8 km).
- For a round trip, plan for roughly 11h 14m 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 05h 37m.
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.
The capital of Alabama.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Sunny then Chance Showers And Thunderstorms
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Grand Bay and Huntsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Grand Bay and Huntsville.
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1
Start on Dezauche Lane
114 m · 23 sec · Dezauche Lane
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2
Turn left onto Potter Tract
120 m · 20 sec · Potter Tract
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3
Turn right onto Government Boulevard
632 ft · 19 sec · Government Boulevard
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4
Turn left onto Grand Bay Wilmer Road
1.3 mi · 2 min · Grand Bay Wilmer Road
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5
Take the ramp right
1248 ft · 30 sec
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6
Merge slight left
15.7 mi · 18 min
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7
Take the exit slight left toward I 65 North: Montgomery
3020 ft · 44 sec
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8
Continue straight
338.7 mi · 6 hr 9 min
-
9
Take the exit slight right toward I 565 East, AL 20 West, US 72 Alternate: Decatur, Huntsville
1665 ft · 41 sec
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10
Keep slight right to continue on I 565 East, US 72 Alternate East: Huntsville
2761 ft · 1 min
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11
Merge slight left
18.9 mi · 20 min
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12
Take the exit slight right toward Wasthington Street, Jefferson Street, Downtown
985 ft · 24 sec
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13
Continue on Wasthington Street, Jefferson Street, Downtown
120 m · 10 sec
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14
Keep slight right to continue on Jefferson Street, Downtown
104 m · 8 sec
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15
Turn straight onto Jefferson Street North
2688 ft · 1 min · Jefferson Street North
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16
Turn right onto Spring Street Southwest
1 m · 1 sec · Spring Street Southwest
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17
Arrive at your destination
0 m · 1 sec · Spring Street Southwest
Car Route Details
A richer read on the saved driving route between Grand Bay and Huntsville.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 65 North
Continue straight
339 mi · 06h 09m
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.
Partly Sunny then Chance Showers And Thunderstorms leaving Grand Bay and Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms near Huntsville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Grand Bay to Huntsville?
The road trip is about 378.2 miles (608.6 km) and usually takes 05h 37m 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?
Montgomery is a useful midpoint, sitting about 188.9 miles from Grand Bay and 189.3 miles from Huntsville.
How much longer is the road route than the straight-line distance?
The direct path is about 311.2 miles (500.8 km), while the road route adds roughly 67 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 5:46 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $50.56 one way or $101.11 round trip. Estimated CO2 is about 118.6 kg one way.
What should you check before leaving?
Before you leave, expect Partly Sunny then Chance Showers And Thunderstorms around Grand Bay and Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms near Huntsville.
Stop Ideas Near Montgomery
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 Montgomery.
Montgomery, AL
Selma, AL
Marion, AL
Camden, AL
Flight Path Map
This map shows the direct air route between Grand Bay and Huntsville. Straight-line distance: 311.18 mi (500.8 km).
#1 Grand Bay
Census designated place
| Population | 3,672 |
| Coordinates | 30.4763100, -88.3422300 |
| Altitude | 25 |
| Country | United States |
#2 Huntsville
The second most populous city in Alabama.
| Population | 202,964 |
| Coordinates | 34.7304000, -86.5859400 |
| Altitude | 193 |
| Country | United States |
End: Jefferson Street South (-86.585936, 34.730413)
Estimated Travel Time
Distance: 609 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 36m |
| 40 mph (64.37 km/h) | 09h 27m |
| 50 mph (80.47 km/h) | 07h 33m |
| 60 mph (96.56 km/h) | 06h 18m |
| 70 mph (112.65 km/h) | 05h 24m |
| 80 mph (129 km/h) | 04h 43m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $50.56 | $101.11 |
| Mid-grade | $4.26 | $56.86 | $113.72 |
| Premium | $4.63 | $61.74 | $123.49 |
| Diesel | $5.42 | $72.29 | $144.58 |
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 Alabama · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.