How far is Huntsville, AL from Chattanooga, TN?
The driving distance from Huntsville, AL to Chattanooga, TN is about 101.8 miles (163.9 km), with a travel time of about 01h 59m by car.
- The straight-line flight distance is about 75.6 miles (121.6 km).
- For a round trip, plan for roughly 03h 59m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM CDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
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 01h 59m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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.
City in Alabama
Route Weather Snapshot
Check the forecast at both ends before you head out.
Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And Thunderstorms
Driving Route Map
The map below follows the saved road route between Huntsville and Chattanooga.
Turn-by-Turn Driving Directions
Step-by-step road directions between Huntsville and Chattanooga.
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1
Start on Spring Street Southwest
1 m · 4 sec · Spring Street Southwest
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2
Turn right onto West Side Square
115 m · 16 sec · West Side Square
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3
Continue on South Side Square
113 m · 16 sec · South Side Square
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4
Turn left onto East Side Square
113 m · 9 sec · East Side Square
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5
Continue on Washington Street Southeast
111 m · 9 sec · Washington Street Southeast
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6
Continue on Washington Street Northeast
2312 ft · 50 sec · Washington Street Northeast
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7
Take the ramp slight right
2022 ft · 42 sec
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8
Merge slight left
72.8 mi · 1 hr 25 min
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9
Take the exit slight right toward I-24 East: Chattanooga
1068 ft · 26 sec
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10
Merge slight left
26.2 mi · 29 min
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11
Take the exit slight right toward US 27 North: Downtown Chattanooga
2163 ft · 47 sec
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12
Continue straight
1.2 km · 60 sec
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13
Take the exit slight right toward Downtown
1123 ft · 26 sec
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14
Turn right onto West Martin Luther King Boulevard
897 ft · 30 sec · West Martin Luther King Boulevard
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15
Arrive at your destination
0 m · 1 sec · West Martin Luther King Boulevard
Car Route Details
A richer read on the saved driving route between Huntsville and Chattanooga.
Interchange-aware route
The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.
Washington Street Northeast
Merge slight left
72.8 mi · 01h 25m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Chance Showers And Thunderstorms leaving Huntsville and Mostly Sunny then Chance Showers And Thunderstorms near Chattanooga.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Huntsville to Chattanooga?
The road trip is about 101.8 miles (163.9 km) and usually takes 01h 59m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Hollywood is a useful midpoint, sitting about 50.9 miles from Huntsville and 51 miles from Chattanooga.
How much longer is the road route than the straight-line distance?
The direct path is about 75.6 miles (121.6 km), while the road route adds roughly 26.2 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 8:00 AM to 10:00 AM CDT. If you want a more comfortable same-day return, try to leave by 2:30 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $13.60 one way or $27.19 round trip. Estimated CO2 is about 31.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Huntsville and Chattanooga, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Huntsville and Mostly Sunny then Chance Showers And Thunderstorms near Chattanooga.
Flight Path Map
This map shows the direct air route between Huntsville and Chattanooga. Straight-line distance: 75.54 mi (121.57 km).
#1 Huntsville
The second most populous city in Alabama.
| Population | 202,964 |
| Coordinates | 34.7304000, -86.5859400 |
| Altitude | 193 |
| Country | United States |
#2 Chattanooga
The fourth most populous city in Tennessee.
| Population | 184,742 |
| Coordinates | 35.0456300, -85.3096800 |
| Altitude | 206 |
| Country | United States |
End: Chattanooga (-85.30968, 35.04563)
Estimated Travel Time
Distance: 164 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 23m |
| 40 mph (64.37 km/h) | 02h 32m |
| 50 mph (80.47 km/h) | 02h 02m |
| 60 mph (96.56 km/h) | 01h 41m |
| 70 mph (112.65 km/h) | 01h 27m |
| 80 mph (129 km/h) | 01h 16m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.79 | $13.60 | $27.19 |
| Mid-grade | $4.26 | $15.29 | $30.58 |
| Premium | $4.63 | $16.60 | $33.21 |
| Diesel | $5.42 | $19.44 | $38.88 |
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 · Aug 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.