How far is Knoxville, TN from Dyer, TN?
The driving distance from Knoxville, TN to Dyer, TN is about 338.5 miles (544.7 km), with a travel time of about 06h 19m by car.
- The straight-line flight distance is about 283.6 miles (456.4 km).
- For a round trip, plan for roughly 12h 38m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
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 19m.
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.
Census-designated place in Wilson County, Tennessee
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Knoxville and Dyer.
Turn-by-Turn Driving Directions
Step-by-step road directions between Knoxville and Dyer.
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1
Start on Henley Street
1056 ft · 20 sec · Henley Street
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2
Continue on Henley Street
727 ft · 14 sec · Henley Street
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3
Turn slight left onto Western Avenue
1.1 km · 1 min · Western Avenue
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4
Turn left onto Ailor Avenue
2326 ft · 43 sec · Ailor Avenue
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5
Take the ramp straight toward I 40 West, I 75 South
1637 ft · 40 sec
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6
Merge slight left
18.3 mi · 21 min
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7
Keep slight right to continue on Nashville
154.8 mi · 2 hr 47 min
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8
Keep slight right to continue on I 24 West, I 40 West: Nashville
2.1 mi · 3 min
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9
Keep slight left to continue on I 40 West: Huntsville, Memphis
2263 ft · 43 sec
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10
Merge slight right onto Downtown Loop
1 km · 52 sec · Downtown Loop
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11
Continue on Downtown Loop
2.3 mi · 3 min · Downtown Loop
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12
Keep slight left to continue on I 40 West: Memphis
125.6 mi · 2 hr 16 min
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13
Take the exit slight right toward US 45: Trenton
1704 ft · 42 sec
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14
Turn right onto North Highland Avenue
4.4 mi · 8 min · North Highland Avenue
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15
Take the ramp slight right
9.8 mi · 13 min
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16
Turn right onto North Central Avenue
12.9 mi · 15 min · North Central Avenue
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17
Turn right onto North College Street
130 m · 9 sec · North College Street
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18
Continue on Dyer Highway
1.4 mi · 2 min · Dyer Highway
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19
Continue on Trenton Highway
1.4 mi · 2 min · Trenton Highway
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20
Continue on South Main Street
2.1 mi · 4 min · South Main Street
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21
Arrive at your destination
0 m · 1 sec · South Main Street
Car Route Details
A richer read on the saved driving route between Knoxville and Dyer.
Long-distance drive
This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.
Nashville
Keep slight right to continue on Nashville
155 mi · 02h 47m
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.
Sunny leaving Knoxville and Mostly Sunny near Dyer.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Knoxville to Dyer?
The road trip is about 338.5 miles (544.7 km) and usually takes 06h 19m 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?
Green Hill is a useful midpoint, sitting about 169 miles from Knoxville and 169.4 miles from Dyer.
How much longer is the road route than the straight-line distance?
The direct path is about 283.6 miles (456.4 km), while the road route adds roughly 54.9 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 EDT. 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 $45.03 one way or $90.05 round trip. Estimated CO2 is about 106.1 kg one way.
Do you cross a time zone on this route?
Yes. There is about a 1 hour time difference between Knoxville and Dyer, so arrival and return times should be read in local time.
What should you check before leaving?
Before you leave, expect Sunny around Knoxville and Mostly Sunny near Dyer.
Stop Ideas Near Green Hill
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 Green Hill.
Nashville, TN
Clarksville, TN
Flight Path Map
This map shows the direct air route between Knoxville and Dyer. Straight-line distance: 283.59 mi (456.4 km).
#1 Knoxville
The most populous city in Tennessee.
| Population | 190,223 |
| Coordinates | 35.9606400, -83.9207400 |
| Altitude | 276 |
| Country | United States |
#2 Dyer
Human settlement in Gibson County, Tennessee, United States of America
| Population | 2,203 |
| Coordinates | 36.0667300, -88.9939500 |
| Altitude | 112 |
| Country | United States |
End: Dyer (-88.99395, 36.06673)
Estimated Travel Time
Distance: 545 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 11h 16m |
| 40 mph (64.37 km/h) | 08h 27m |
| 50 mph (80.47 km/h) | 06h 46m |
| 60 mph (96.56 km/h) | 05h 38m |
| 70 mph (112.65 km/h) | 04h 50m |
| 80 mph (129 km/h) | 04h 13m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $45.03 | $90.05 |
| Mid-grade | $4.25 | $50.78 | $101.56 |
| Premium | $4.65 | $55.57 | $111.14 |
| Diesel | $5.30 | $63.33 | $126.66 |
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.