How far is Dayton, TN from Knoxville, TN?
The driving distance from Dayton, TN to Knoxville, TN is about 81.1 miles (130.5 km), with a travel time of about 01h 20m by car.
- The straight-line flight distance is about 69.2 miles (111.4 km).
- For a round trip, plan for roughly 02h 41m 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 01h 20m.
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.
Neighborhood in Manhattan in New York City
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 Dayton and Knoxville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dayton and Knoxville.
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1
Start on 2nd Avenue
48 m · 11 sec · 2nd Avenue
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2
Turn right onto Market Street
105 m · 14 sec · Market Street
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3
Turn right onto 3rd Avenue
1348 ft · 25 sec · 3rd Avenue
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4
Turn left
26.2 mi · 34 min
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5
Merge slight left onto Spring City Highway
4.1 mi · 5 min · Spring City Highway
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6
Continue on South Gateway Avenue
2.7 mi · 3 min · South Gateway Avenue
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7
Continue on Roane State Highway
5.4 mi · 6 min · Roane State Highway
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8
Take the exit slight right
2170 ft · 53 sec
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9
Merge slight left
36.6 mi · 41 min
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10
Keep slight left
2.9 mi · 4 min
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11
Take the exit slight right toward Convention Center, East Tennessee History Center, Museum of Art
2116 ft · 28 sec
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12
Keep slight left to continue on Convention Center, East Tennessee History Center, Museum of Art
2403 ft · 56 sec
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13
Continue on Henley Street
1238 ft · 27 sec · Henley Street
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14
Continue on Henley Street
78 m · 12 sec · Henley Street
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15
Arrive at your destination
0 m · 1 sec · Henley Street
Car Route Details
A richer read on the saved driving route between Dayton and Knoxville.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Roane State Highway
Merge slight left
36.6 mi · 00h 41m
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 Dayton and Mostly Sunny then Chance Showers And Thunderstorms near Knoxville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dayton to Knoxville?
The road trip is about 81.1 miles (130.5 km) and usually takes 01h 20m 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?
Midtown is a useful midpoint, sitting about 39.8 miles from Dayton and 41.2 miles from Knoxville.
How much longer is the road route than the straight-line distance?
The direct path is about 69.2 miles (111.4 km), while the road route adds roughly 11.9 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 3:48 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $10.79 one way or $21.57 round trip. Estimated CO2 is about 25.4 kg one way.
What should you check before leaving?
Before you leave, expect Chance Showers And Thunderstorms around Dayton and Mostly Sunny then Chance Showers And Thunderstorms near Knoxville.
Flight Path Map
This map shows the direct air route between Dayton and Knoxville. Straight-line distance: 69.2 mi (111.37 km).
#1 Dayton
City and county seat in Rhea County, Tennessee, United States
| Population | 7,332 |
| Coordinates | 35.4939600, -85.0124500 |
| Altitude | 212 |
| Country | United States |
#2 Knoxville
The most populous city in Tennessee.
| Population | 190,223 |
| Coordinates | 35.9606400, -83.9207400 |
| Altitude | 276 |
| Country | United States |
End: US 11 (-83.920795, 35.960617)
Estimated Travel Time
Distance: 130 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 42m |
| 40 mph (64.37 km/h) | 02h 01m |
| 50 mph (80.47 km/h) | 01h 37m |
| 60 mph (96.56 km/h) | 01h 21m |
| 70 mph (112.65 km/h) | 01h 09m |
| 80 mph (129 km/h) | 01h 00m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.77 | $10.79 | $21.57 |
| Mid-grade | $4.25 | $12.16 | $24.33 |
| Premium | $4.65 | $13.31 | $26.62 |
| Diesel | $5.30 | $15.17 | $30.34 |
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.