How far is Franklin, TN from Signal Mountain, TN?
The driving distance from Franklin, TN to Signal Mountain, TN is about 137.5 miles (221.3 km), with a travel time of about 02h 43m by car.
- The straight-line flight distance is about 102.1 miles (164.3 km).
- For a round trip, plan for roughly 05h 27m 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 02h 43m.
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 Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Driving Route Map
The map below follows the saved road route between Franklin and Signal Mountain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Franklin and Signal Mountain.
-
1
Start on Public Square
127 m · 7 sec · Public Square
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2
Exit the rotary onto 3rd Avenue South
1778 ft · 34 sec · 3rd Avenue South
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3
Continue on Murfreesboro Road
12.8 mi · 19 min · Murfreesboro Road
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4
Turn right onto Horton Highway
1.1 km · 1 min · Horton Highway
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5
Take the ramp left toward I 840 East: Murfreesboro
1.1 km · 1 min
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6
Merge slight left onto Tennessee National Guard Parkway
10.1 mi · 11 min · Tennessee National Guard Parkway
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7
Take the exit slight right toward I 24 East: Chattanooga
1.3 km · 2 min
-
8
Merge slight left
103.1 mi · 1 hr 55 min
-
9
Take the exit slight right toward US 27 North: Downtown Chattanooga
2163 ft · 47 sec
-
10
Continue straight
3.4 mi · 5 min
-
11
Take the exit slight right toward US 127 North: Signal Mountain
2094 ft · 51 sec
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12
Keep slight right
548 ft · 13 sec
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13
Turn straight onto Signal Mountain Road
1.6 mi · 3 min · Signal Mountain Road
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14
Continue on Signal Mountain Boulevard
3.1 mi · 5 min · Signal Mountain Boulevard
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15
Turn sharp left onto Mississippi Avenue
58 m · 8 sec · Mississippi Avenue
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16
Arrive at your destination
0 m · 1 sec · Mississippi Avenue
Car Route Details
A richer read on the saved driving route between Franklin and Signal Mountain.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 24 East
Merge slight left
103 mi · 01h 55m
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.
Sunny leaving Franklin and Sunny near Signal Mountain.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Franklin to Signal Mountain?
The road trip is about 137.5 miles (221.3 km) and usually takes 02h 43m 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?
Manchester is a useful midpoint, sitting about 68.7 miles from Franklin and 68.8 miles from Signal Mountain.
How much longer is the road route than the straight-line distance?
The direct path is about 102.1 miles (164.3 km), while the road route adds roughly 35.4 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 CDT. If you want a more comfortable same-day return, try to leave by 1:02 PM CDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $18.29 one way or $36.58 round trip. Estimated CO2 is about 43.1 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Franklin and Signal Mountain, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Franklin and Sunny near Signal Mountain.
Stop Ideas Near Manchester
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 Manchester.
Nashville, TN
Flight Path Map
This map shows the direct air route between Franklin and Signal Mountain. Straight-line distance: 102.12 mi (164.34 km).
#1 Franklin
The second most populous city in Williamson County, Tennessee.
| Population | 85,316 |
| Coordinates | 35.9250600, -86.8688900 |
| Altitude | 196 |
| Country | United States |
#2 Signal Mountain
Town in Hamilton County, Tennessee, United States
| Population | 8,640 |
| Coordinates | 35.1225700, -85.3438500 |
| Altitude | 519 |
| Country | United States |
End: Signal Mountain (-85.34385, 35.12257)
Estimated Travel Time
Distance: 221 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 34m |
| 40 mph (64.37 km/h) | 03h 26m |
| 50 mph (80.47 km/h) | 02h 45m |
| 60 mph (96.56 km/h) | 02h 17m |
| 70 mph (112.65 km/h) | 01h 57m |
| 80 mph (129 km/h) | 01h 42m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $18.29 | $36.58 |
| Mid-grade | $4.25 | $20.63 | $41.25 |
| Premium | $4.65 | $22.57 | $45.14 |
| Diesel | $5.30 | $25.72 | $51.45 |
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 · 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.