How far is Sweetwater, TN from Knoxville, TN?
The driving distance from Sweetwater, TN to Knoxville, TN is about 45.3 miles (72.9 km), with a travel time of about 00h 45m by car.
- The straight-line flight distance is about 39.1 miles (63 km).
- For a round trip, plan for roughly 01h 31m 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 00h 45m.
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 Loudon County, Tennessee, United States
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 Sweetwater and Knoxville.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sweetwater and Knoxville.
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1
Start on North Main Street
2890 ft · 52 sec · North Main Street
-
2
Turn left onto Oakland Road
2.4 mi · 4 min · Oakland Road
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3
Take the ramp right
1795 ft · 44 sec
-
4
Merge slight left
38 mi · 42 min
-
5
Keep slight left
2.9 mi · 4 min
-
6
Take the exit slight right toward Convention Center, East Tennessee History Center, Museum of Art
2116 ft · 28 sec
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7
Keep slight left to continue on Convention Center, East Tennessee History Center, Museum of Art
2403 ft · 56 sec
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8
Continue on Henley Street
1238 ft · 27 sec · Henley Street
-
9
Continue on Henley Street
78 m · 12 sec · Henley Street
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10
Arrive at your destination
0 m · 1 sec · Henley Street
Car Route Details
A richer read on the saved driving route between Sweetwater and Knoxville.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Oakland Road
Merge slight left
38 mi · 00h 42m
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.
Clear leaving Sweetwater and Sunny near Knoxville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sweetwater to Knoxville?
The road trip is about 45.3 miles (72.9 km) and usually takes 00h 45m 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?
Lenoir City is a useful midpoint, sitting about 22.6 miles from Sweetwater and 22.7 miles from Knoxville.
How much longer is the road route than the straight-line distance?
The direct path is about 39.1 miles (63 km), while the road route adds roughly 6.2 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 4:58 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.25 one way or $12.49 round trip. Estimated CO2 is about 14.2 kg one way.
What should you check before leaving?
Before you leave, expect Clear around Sweetwater and Sunny near Knoxville.
Flight Path Map
This map shows the direct air route between Sweetwater and Knoxville. Straight-line distance: 39.15 mi (63.01 km).
#1 Sweetwater
Sweetwater is a place in Tennessee, United States.
| Population | 0 |
| Coordinates | 35.6014600, -84.4610400 |
| Altitude | 278 |
| 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: 73 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 30m |
| 40 mph (64.37 km/h) | 01h 07m |
| 50 mph (80.47 km/h) | 00h 54m |
| 60 mph (96.56 km/h) | 00h 45m |
| 70 mph (112.65 km/h) | 00h 38m |
| 80 mph (129 km/h) | 00h 33m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.90 | $6.25 | $12.49 |
| Mid-grade | $4.37 | $6.98 | $13.97 |
| Premium | $4.77 | $7.64 | $15.28 |
| Diesel | $6.00 | $9.60 | $19.21 |
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 · Oct 15, 2026