How far is Dauphin Island, AL from Huntsville, AL?
The driving distance from Dauphin Island, AL to Huntsville, AL is about 389.3 miles (626.5 km), with a travel time of about 05h 54m by car.
- The straight-line flight distance is about 321.7 miles (517.7 km).
- For a round trip, plan for roughly 11h 48m 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 54m.
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.
Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Dauphin Island and Huntsville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dauphin Island and Huntsville.
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1
Start on the route
2 m · 4 sec
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2
Turn left
12 m · 5 sec
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3
Turn right onto Cadillac Avenue
839 ft · 39 sec · Cadillac Avenue
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4
Turn right onto Le Moyne Drive
1.2 km · 1 min · Le Moyne Drive
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5
Continue on Gordon Persons Bridge
3.4 mi · 5 min · Gordon Persons Bridge
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6
Continue on Dauphin Island Parkway
13.7 mi · 19 min · Dauphin Island Parkway
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7
Turn left onto Laurendine Road
1.2 km · 1 min · Laurendine Road
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8
Turn right onto West Range Line Road
1.5 mi · 2 min · West Range Line Road
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9
Continue on Rangeline Road
5.3 mi · 7 min · Rangeline Road
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10
Take the ramp slight right toward I 10 East: Mobile
1 km · 1 min
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11
Merge slight left
2.4 mi · 3 min
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12
Take the exit slight left toward I 65 North: Montgomery
3020 ft · 44 sec
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13
Continue straight
338.7 mi · 6 hr 9 min
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14
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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15
Keep slight right to continue on I 565 East, US 72 Alternate East: Huntsville
2761 ft · 1 min
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16
Merge slight left
18.9 mi · 20 min
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17
Take the exit slight right toward Wasthington Street, Jefferson Street, Downtown
985 ft · 24 sec
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18
Continue on Wasthington Street, Jefferson Street, Downtown
120 m · 10 sec
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19
Keep slight right to continue on Jefferson Street, Downtown
104 m · 8 sec
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20
Turn straight onto Jefferson Street North
2688 ft · 1 min · Jefferson Street North
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21
Turn right onto Spring Street Southwest
1 m · 1 sec · Spring Street Southwest
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22
Arrive at your destination
0 m · 1 sec · Spring Street Southwest
Car Route Details
A richer read on the saved driving route between Dauphin Island 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.
Sunny leaving Dauphin Island and Sunny near Huntsville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dauphin Island to Huntsville?
The road trip is about 389.3 miles (626.5 km) and usually takes 05h 54m 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 194.4 miles from Dauphin Island and 194.9 miles from Huntsville.
How much longer is the road route than the straight-line distance?
The direct path is about 321.7 miles (517.7 km), while the road route adds roughly 67.6 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 5:12 AM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $52.03 one way or $104.07 round trip. Estimated CO2 is about 122.1 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around Dauphin Island and Sunny 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 Dauphin Island and Huntsville. Straight-line distance: 321.67 mi (517.68 km).
#1 Dauphin Island
Island and town in the U.
| Population | 1,366 |
| Coordinates | 30.2554800, -88.1097200 |
| Altitude | 2 |
| 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: 627 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 12h 58m |
| 40 mph (64.37 km/h) | 09h 44m |
| 50 mph (80.47 km/h) | 07h 47m |
| 60 mph (96.56 km/h) | 06h 29m |
| 70 mph (112.65 km/h) | 05h 33m |
| 80 mph (129 km/h) | 04h 51m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $52.03 | $104.07 |
| Mid-grade | $4.26 | $58.52 | $117.04 |
| Premium | $4.63 | $63.55 | $127.10 |
| Diesel | $5.42 | $74.40 | $148.80 |
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 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.