If you are planning to travel from Knoxville to Johnson City, you are looking at a straightforward 105.8-mile journey through the Southeast. Expect to spend about 1 hour and 58 minutes behind the wheel, making this an ideal candidate for a single-day trip. Since the drive is relatively short, you likely won't need to worry about overnight accommodations unless your schedule requires it. Budget approximately $16 for fuel to cover the distance. Because this route is entirely within Tennessee, you can anticipate a consistent travel experience as you navigate between these two regional hubs.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Midpoint
52.9 miles from Knoxville, TN
A natural place for your longest stop of the day
, about 58m into the drive
.
Main Roads
Road
Distance
Duration
I 81
56.6 mi
1h
I 40
33.2 mi
36m
James H. Quillen Parkway
14 mi
16m
East Market Street
0.3 mi
<1m
Henley Street
0.2 mi
<1m
Buffalo Street
0.2 mi
<1m
Longest stretch:
I 81
— 56.6 mi, about 1h
Turn-by-Turn Driving Directions
Step-by-step road directions between Knoxville, TN and Johnson City, TN.
1
Start on US 441
0.2 mi·19 sec·Henley Street
2
Take the exit
0.2 mi·31 sec
Toward I 40, I 275 North: Nashville, Asheville, Lexington
3
Keep slight right at fork
0.4 mi·51 sec
Toward I 40 East: Asheville
4
Merge onto I 40
33 mi·36 min·I 40
Use the straight / slight right lanes.
5
Keep slight left at fork onto I 81
57 mi·1 hr·I 81
Exit 421Toward I 81 North: Bristol
6
Take the exit
0.4 mi·40 sec
Exit 57AToward I 26 East, US 23 South: Johnson City, Asheville
7
Merge onto I 26; US 23
14 mi·16 min·James H. Quillen Parkway
8
Take the exit
0.1 mi·15 sec
Exit 23Toward TN 91
9
Turn right onto SR 91
0.3 mi·38 sec·East Market Street
10
Turn left onto Buffalo Street
0.2 mi·32 sec·Buffalo Street
Use the left / straight lanes.
11
Turn right
433 ft·31 sec
12
Arrive at destination
Trip Plan
Since this is a quick sub-two-hour trip, you have plenty of flexibility regarding your departure time. You won't need to plan for formal stops, as the duration is manageable without a designated break. Keep an eye on your fuel gauge before leaving Knoxville; while the estimated cost is only $16, ensuring you have a full tank will save you from stopping mid-transit. Given the high percentage of highway driving, stay alert for heavy traffic patterns on I-81, which often serves as a primary corridor for regional travel. Use the direct nature of this route to your advantage by planning your arrival in Johnson City for the start of your day.
Morning Departure
Leave by 9 AM and you'll arrive before lunch.
Evening Departure
Even a 4 PM departure gets you there before dark in summer.
You can normally do this drive in one day.
You may only need one short stretch break if traffic stays light.
The halfway point lands around 52.9 miles from Knoxville, TN, or about 58m into the drive.
The longest continuous stretch on this route runs about 56.6 miles.
This is a comfortable same-day trip.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 23 miles or 26m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 52.9 miles or 58m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Final approach
Final hour starts around 1h 34m
Traffic, exits, and arrival timing usually matter more near Johnson City, TN than in the middle of the route.
Before You Leave
+
Open the route before leaving Knoxville, TN so your first major turns are already loaded.
Day 1
Settle into the route from Knoxville, TN
This is one driving day of about 105.8 miles and 1h 58m.
Your first comfortable stop window is around 23 miles from Knoxville, TN.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on I 81 for about 56.6 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Place data sourced from public business listings. Hours and availability may vary.
Heads-up: tricky spots
5 of 9
5 decision points cluster between mile 0.2 and 90.7 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
6
0.2 mi into trip|~0m in
Take the exit toward I 40, I 275 North: Nashville, Asheville, Lexington
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Toward I 40, I 275 North: Nashville, Asheville,...
5
0.4 mi into trip|~0m in
Keep slight right at fork toward I 40 East: Asheville
Highway fork - watch signs carefully
Toward I 40 East: Asheville
5
0.8 mi into trip|~1m in|I 40
Merge onto I 40
Merge point - match speed before joining. Lane positioning matters here
Use the straight / slight right lanes.
6
34.1 mi into trip|~38m in|I 81
Keep slight left at fork onto I 81 toward I 81 North: Bristol
Highway fork - watch signs carefully
Exit 421
Toward I 81 North: Bristol
6
90.7 mi into trip|~1h 38m in
Take the exit toward I 26 East, US 23 South: Johnson City, Asheville
Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one
Exit 57A
Toward I 26 East, US 23 South: Johnson City, As...
Fuel & Cost
Regular Gas
$16.54 one way
$33.08 round trip
$3.97/gal25.4 MPG avg37 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.36
$18.16
$36.32
premium
$4.89
$20.36
$40.72
diesel
$5.61
$23.36
$46.72
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$17
Meals
$25–$50
Total
$42–$67
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 37 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $11 in charging
· 0 stops
· 68% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
31.7
0
$11.11
$5.08
Efficient EV
26.5
0
$9.26
$4.23
EV Truck/SUV
42.3
0
$14.81
$6.77
Gas CO2
37 kg
EV CO2
12 kg (68% less)
This trip is well within single-charge range for most EVs. No charging stops needed if you start fully charged.
DC fast charging avg $0.35/kWh. Home charging avg $0.16/kWh. US grid CO2: 0.39 kg/kWh.
Travel Intel
Current conditions at both ends of the drive.
Forecast as of Apr 15, 2026
Origin
Knoxville, TN
Morning
in Knoxville on Sunday
Local time
10:57 AM
EDT
Current temp
74°F
Unavailable
Live forecast
Destination
Johnson City, TN
Morning
in Johnson City on Sunday
Local time
10:57 AM
EDT
Current temp
77°F
Unavailable
Live forecast
Seasonal Notes
Summer travel usually means heavier construction, hotter rest stops, and busier weekend traffic around major cities.
Winter travel shortens daylight, so a route that looks manageable on paper can feel much longer after dark.
Holiday weekends tend to make both departure and arrival windows slower than the raw route time suggests.
Time zone
Same local time
Origin and destination are on the same clock, so arrival timing is easier to judge at a glance.
Temperature spread
3 degrees warmer at arrival
A meaningful temperature swing is a good cue to rethink layers, water, and how soon you want to arrive.
Road read
1h 58m on the road
Use the two city cards together: check the sky where you start, then compare it with the local time and temperature at arrival.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
National Parks Near This Route
Worth a detour if your schedule allows.
Great Smoky Mountains National Park
National Park
Ridge upon ridge of forest straddles the border between North Carolina and Tennessee in Great Smoky Mountains National Park. World renowned for its diversity of plant and animal life, the beauty of it...
27 mi from route
~68 min detour
Free
near mile 21.9
Park data from the National Park Service API. Alerts update every 2 hours.
More Details
What kind of drive is this?
This is a highway-focused drive, with 98% of your time spent on major routes like I-40, I-81, and the James H. Quillen Parkway. You will quickly settle into a steady rhythm, particularly during the longest uninterrupted stretch of 56.6 miles on I-81. Expect a functional, efficient commute rather than a winding backroads tour. The transition between these high-speed interstates and the local parkway keeps the drive moving at a consistent pace throughout the journey. It is a predictable, utilitarian route that prioritizes speed and directness over technical or scenic detours.
98% highway — fuel and pacing are the main things to plan.
12 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 56.6 mi on I 81.
How Hard Is This Drive?
6/10
This is a straightforward highway drive that stays mostly on I 81 and I 40. You will hit about 9 points where you need to pay attention to lane position or signs. The trickiest moment comes around 0.2 miles in.
Driving Effort6/10
Moderate - straightforward overall, but long enough or busy enough to require pacing
Balances navigation complexity with total wheel time.
This drive requires moderate attention. Across 105.8 miles you will encounter 9 spots where lane choice or exit timing matters. Not difficult for experienced highway drivers, but worth previewing the tricky sections before you go.
Where does it get tricky?
The main spots that need attention: at 0.2 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 0.4 miles: Highway fork - watch signs carefully; at 0.8 miles (I 40): Merge point - match speed before joining. Lane positioning matters here.
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
On the drive from Knoxville, TN to Johnson City, TN, road signs begin pointing toward Asheville along the way.
Knoxville, in Knox County, is the third-largest city in Tennessee. It is the home of the University of Tennessee's primary campus (UTK) and site of the 1982 World's Fair.
Doable as a same-day drive at 1h 58m. Total distance: 105.8 miles.
Family Friendly
Moderate complexity with 0 natural rest stops along the way.
Solo Traveler
1h 58m drive, comfortable solo distance.
First-Time Driver
Mostly highway driving (98%). Some complex stretches to watch for.
Frequently Asked Questions
The longest stretch is about 56.6 miles on I 81. The full list of main roads is in the Roads section above.
It helps. This route has a higher-than-average number of complex decision points, which get harder in the dark. If the last hour of the trip is on surface roads or mountain grades, aim to arrive at Johnson City, TN before sunset when you can. Check the Trip Plan for departure windows that land you in daylight.
Yes. At under 2 hours behind the wheel, this works well for families — plan one quick stop if you have younger kids.
The main spots that need attention: at 0.2 miles: Exit ramp - move to the correct lane early. Multiple destination signs - pick the right one; at 0.4 miles: Highway fork - watch signs carefully; at 0.8 miles (I 40): Merge point - match speed before joining. Lane positioning matters here.
Yes — Great Smoky Mountains National Park. See the National Parks section for detour distances and tips on detours.
Yes. A round trip is manageable in a single day if you plan a break at Johnson City, TN before heading back.
