How far is Chattanooga, TN from Lafayette, TN?
The driving distance from Chattanooga, TN to Lafayette, TN is about 111.4 miles (179.3 km), with a travel time of about 02h 21m by car.
- The straight-line flight distance is about 82 miles (132 km).
- For a round trip, plan for roughly 04h 43m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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 02h 21m.
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.
Town in Tennessee, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Partly Cloudy
Partly Sunny
Driving Route Map
The map below follows the saved road route between Chattanooga and Lafayette.
Turn-by-Turn Driving Directions
Step-by-step road directions between Chattanooga and Lafayette.
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1
Start on West Martin Luther King Boulevard
990 ft · 32 sec · West Martin Luther King Boulevard
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2
Take the ramp straight
1.2 km · 2 min
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3
Merge slight left
20.6 mi · 24 min
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4
Keep slight left
5.9 mi · 7 min
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5
Continue straight
11.5 mi · 14 min
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6
Continue straight
12.6 mi · 17 min
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7
Continue on Artillery Road
43.5 mi · 56 min · Artillery Road
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8
Turn left
1960 ft · 50 sec
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9
Merge slight left
7.9 mi · 8 min
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10
Take the exit slight right toward TN 56 North: Baxter, Gainesboro
1239 ft · 31 sec
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11
Turn right onto Gundy Quarels Memorial Highway
2.3 mi · 3 min · Gundy Quarels Memorial Highway
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12
Turn left onto Nashville Highway
5.7 mi · 8 min · Nashville Highway
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13
Arrive at your destination
0 m · 1 sec · Nashville Highway
Car Route Details
A richer read on the saved driving route between Chattanooga and Lafayette.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Artillery Road
Continue on Artillery Road
43.5 mi · 00h 56m
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.
Partly Cloudy leaving Chattanooga and Partly Sunny near Lafayette.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Chattanooga to Lafayette?
The road trip is about 111.4 miles (179.3 km) and usually takes 02h 21m 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?
Spencer is a useful midpoint, sitting about 55.7 miles from Chattanooga and 55.7 miles from Lafayette.
How much longer is the road route than the straight-line distance?
The direct path is about 82 miles (132 km), while the road route adds roughly 29.4 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 EDT. If you want a more comfortable same-day return, try to leave by 1:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $14.82 one way or $29.64 round trip. Estimated CO2 is about 34.9 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Chattanooga and Lafayette, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Partly Cloudy around Chattanooga and Partly Sunny near Lafayette.
Flight Path Map
This map shows the direct air route between Chattanooga and Lafayette. Straight-line distance: 82.03 mi (132.01 km).
#1 Chattanooga
The fourth most populous city in Tennessee.
| Population | 184,742 |
| Coordinates | 35.0456300, -85.3096800 |
| Altitude | 206 |
| Country | United States |
#2 Lafayette
Lafayette is a place in Tennessee, United States.
| Population | 0 |
| Coordinates | 36.1858900, -85.7160900 |
| Altitude | 303 |
| Country | United States |
End: Lafayette (-85.71609, 36.18589)
Estimated Travel Time
Distance: 179 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 42m |
| 40 mph (64.37 km/h) | 02h 47m |
| 50 mph (80.47 km/h) | 02h 13m |
| 60 mph (96.56 km/h) | 01h 51m |
| 70 mph (112.65 km/h) | 01h 35m |
| 80 mph (129 km/h) | 01h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $14.82 | $29.64 |
| Mid-grade | $4.25 | $16.71 | $33.43 |
| Premium | $4.65 | $18.29 | $36.58 |
| Diesel | $5.30 | $20.84 | $41.69 |
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 Tennessee · Apr 15, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.