How far is Memphis, TN from Signal Mountain, TN?
The driving distance from Memphis, TN to Signal Mountain, TN is about 344.7 miles (554.8 km), with a travel time of about 06h 24m by car.
- The straight-line flight distance is about 265.8 miles (427.8 km).
- For a round trip, plan for roughly 12h 48m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 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 06h 24m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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, USA
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Sunny
Driving Route Map
The map below follows the saved road route between Memphis and Signal Mountain.
Turn-by-Turn Driving Directions
Step-by-step road directions between Memphis and Signal Mountain.
-
1
Start on Poplar Avenue
58 m · 11 sec · Poplar Avenue
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2
Turn left onto North B. B. King Boulevard
1162 ft · 34 sec · North B. B. King Boulevard
-
3
Take the ramp right toward I 40 East
553 ft · 14 sec
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4
Merge slight left
12 mi · 15 min
-
5
Keep slight left to continue on I 40 East: Nashville, Knoxville
166.6 mi · 3 hr
-
6
Take the exit slight right toward I 840 East: Knoxville, Franklin
1.1 km · 1 min
-
7
Merge slight left onto Tennessee National Guard Parkway
52.2 mi · 56 min · Tennessee National Guard Parkway
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8
Take the exit slight right toward I 24 East: Chattanooga
1.3 km · 2 min
-
9
Merge slight left
103.1 mi · 1 hr 55 min
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10
Take the exit slight right toward US 27 North: Downtown Chattanooga
2163 ft · 47 sec
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11
Continue straight
3.4 mi · 5 min
-
12
Take the exit slight right toward US 127 North: Signal Mountain
2094 ft · 51 sec
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13
Keep slight right
548 ft · 13 sec
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14
Turn straight onto Signal Mountain Road
1.6 mi · 3 min · Signal Mountain Road
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15
Continue on Signal Mountain Boulevard
3.1 mi · 5 min · Signal Mountain Boulevard
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16
Turn sharp left onto Mississippi Avenue
58 m · 8 sec · Mississippi Avenue
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17
Arrive at your destination
0 m · 1 sec · Mississippi Avenue
Car Route Details
A richer read on the saved driving route between Memphis and Signal Mountain.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
I 40 East
Keep slight left to continue on I 40 East: Nashville, Knoxville
167 mi · 03h 00m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Memphis 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 Memphis to Signal Mountain?
The road trip is about 344.7 miles (554.8 km) and usually takes 06h 24m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Dickson is a useful midpoint, sitting about 172.2 miles from Memphis and 172.5 miles from Signal Mountain.
How much longer is the road route than the straight-line distance?
The direct path is about 265.8 miles (427.8 km), while the road route adds roughly 78.9 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $45.89 one way or $91.79 round trip. Estimated CO2 is about 108.2 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Memphis and Signal Mountain, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Memphis and Sunny near Signal Mountain.
Stop Ideas Near Dickson
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 Dickson.
Clarksville, TN
Nashville, TN
Flight Path Map
This map shows the direct air route between Memphis and Signal Mountain. Straight-line distance: 265.84 mi (427.83 km).
#1 Memphis
The twenty-ninth most populous city in the United States and the center of the Memphis metropolitan area.
| Population | 649,705 |
| Coordinates | 35.1495300, -90.0489800 |
| Altitude | 78 |
| 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: 555 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 29m |
| 40 mph (64.37 km/h) | 08h 37m |
| 50 mph (80.47 km/h) | 06h 53m |
| 60 mph (96.56 km/h) | 05h 44m |
| 70 mph (112.65 km/h) | 04h 55m |
| 80 mph (129 km/h) | 04h 18m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $45.89 | $91.79 |
| Mid-grade | $4.25 | $51.76 | $103.52 |
| Premium | $4.65 | $56.64 | $113.28 |
| Diesel | $5.30 | $64.55 | $129.10 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.