The drive from Jackson, TN to Roan Mountain, TN covers 436.2 miles and takes about 8h 11m behind the wheel.
It usually feels better as a 2-day road trip than as one long push.
The route leans on I 40, I 81, James H. Quillen Parkway for much of the mileage,
and the overall profile is highway-focused drive.
The longest uninterrupted segment is about 331.1 miles on I 40.
At current regular gas prices, budget about $68.19 one way before food or hotel costs.
Trip Pace
Best split across 2 days
Treat the return leg as its own travel day rather than an afterthought.
Break Rhythm
2 planned breaks
Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
Midpoint
218.1 miles from Jackson, TN
A natural place for your longest stop of the day
, about 3h 59m into the drive
.
Drive Character
This is a 8h 11m highway drive covering 436.2 miles, with most of the trip on I 40 and I 81. The longest continuous stretch is about 331.1 miles on I 40.
Most of the miles stay on highways, which makes pacing and fuel planning easier than turn-by-turn city driving.
There are about 25 navigation steps in the underlying route data, so the final approach matters more than the middle miles.
I 40 is the longest continuous segment at about 331.1 miles.
How Hard Is This Drive?
This is a straightforward highway drive that stays mostly on I 40 and I 81. This route has several spots where lane changes, forks, or exits need your full attention. The trickiest moment comes around 127.3 miles in.
Driving Effort10/10
High effort - long or complex enough to need steady focus all day
Balances navigation complexity with total wheel time.
This is a demanding drive. With 20 significant decision points across 436.2 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
Where does it get tricky?
The main spots that need attention: at 127.3 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 130.5 miles (I 40): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 304.3 miles (I 40): Highway fork - watch signs carefully. Lane positioning matters here.
Critical Maneuvers
5 of 20 key points
These are the spots where you need to pay the most attention. Preview them before you drive.
9
127.3 mi into trip|~2h 19m in
Keep slight right at fork toward I 40 East, I 65 South: Knoxville, Huntsville
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Exit 208A
Toward I 40 East, I 65 South: Knoxville, Huntsv...
9
130.5 mi into trip|~2h 24m in|I 40
Keep slight right at fork onto I 40 toward I 40 East, I 24 East: Knoxville, Chattanooga
Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one
Use the slight left / slight right lanes.
Exit 211A
Toward I 40 East, I 24 East: Knoxville, Chattan...
6
304.3 mi into trip|~5h 33m in|I 40
Keep slight left at fork onto I 40
Highway fork - watch signs carefully. Lane positioning matters here
Use the straight / slight right lanes.
6
341 mi into trip|~6h 14m 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
397.7 mi into trip|~7h 15m 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...
Towns Mentioned on Route Signs
Based on OSRM destination-sign hints, not a full list of every settlement the road passes.
Between Jackson, TN and Roan Mountain, TN, road signs point toward Huntsville, Louisville, Knoxville, Chattanooga, Asheville and Milligan Highway.
Huntsville
127.3 mi in|~2h 19m
Louisville
130 mi in|~2h 23m|via I 40
Knoxville
130 mi in|~2h 23m|via I 40
Chattanooga
130 mi in|~2h 23m|via I 40
Asheville
397.7 mi in|~7h 15m
Milligan Highway
413.5 mi in|~7h 34m
Main Roads
Road
Distance
Duration
I 40
331.1 mi
6h
I 81
56.6 mi
1h
James H. Quillen Parkway
15.1 mi
18m
State Line Road
10.4 mi
14m
Whitehall Street
4 mi
6m
Laurels Road
3.9 mi
6m
Downtown Loop
2.9 mi
4m
Dry Creek Road
2.6 mi
4m
Longest stretch:
I 40
— 331.1 mi, about 6h
Turn-by-Turn Driving Directions
Step-by-step road directions between Jackson, TN and Roan Mountain, TN.
1
Start on East Main Street
0.7 mi·1 min·East Main Street
2
At end of road, turn left onto US 70
1.8 mi·2 min·US 70
3
Turn right onto US 70
4.0 mi·6 min·Whitehall Street
4
Take the ramp
0.2 mi·32 sec
5
Merge onto I 40
121 mi·2 hr 9 min·I 40
Use the straight lane.
6
Keep slight right at fork
0.2 mi·24 sec
Exit 208AToward I 40 East, I 65 South: Knoxville, HuntsvilleUse the slight left / slight right lanes.
7
Merge onto I 40; I 65
2.4 mi·3 min·Downtown Loop
Use the straight / slight right lanes.
8
Continue on I 40
0.5 mi·42 sec·Downtown Loop
Exit 211B; 211AToward I 24 West, I 40 East, I 24 East: Clarksville, Louisville, Knoxville, ChattanoogaUse the straight / slight right lanes.
9
Keep slight right at fork onto I 40
174 mi·3 hr 9 min·I 40
Exit 211AToward I 40 East, I 24 East: Knoxville, ChattanoogaUse the slight left / slight right lanes.
10
Keep slight left at fork onto I 40
37 mi·40 min·I 40
Use the straight / slight right lanes.
11
Keep slight left at fork onto I 81
57 mi·1 hr·I 81
Exit 421Toward I 81 North: Bristol
12
Take the exit
0.4 mi·40 sec
Exit 57AToward I 26 East, US 23 South: Johnson City, Asheville
13
Merge onto I 26; US 23
15 mi·18 min·James H. Quillen Parkway
14
Take the exit
0.1 mi·16 sec
Exit 24Use the slight right lane.
15
Turn slight right
342 ft·8 sec
16
Merge onto US 321; SR 67
0.2 mi·23 sec·University Parkway
17
Take the exit
0.2 mi·29 sec
Toward Milligan Highway
18
Turn right onto Milligan Highway
2.2 mi·3 min·Milligan Highway
19
Turn right onto SR 359
0.8 mi·1 min·Okolona Road
20
Turn left onto SR 361
3.9 mi·6 min·Laurels Road
21
Continue on SR 361
2.6 mi·4 min·Dry Creek Road
22
At end of road, turn right onto SR 361
2.4 mi·4 min·Gap Creek Road
23
Turn right onto US 19E
10 mi·14 min·State Line Road
24
Turn right onto Main Street
0.2 mi·47 sec·Main Street
25
Arrive at destination
Main Street
Trip Plan
Morning Departure
Start early — leave by 6-7 AM to arrive at a reasonable hour.
Evening Departure
This is a long drive — plan for a morning departure or consider splitting it into two days.
This drive is better paced as a 2-day trip.
Plan roughly 2 meaningful breaks for fuel, food, and rest.
The halfway point lands around 218.1 miles from Jackson, TN, or about 3h 59m into the drive.
The longest continuous stretch on this route runs about 331.1 miles.
Consider an overnight stop or starting very early.
Departure
Before you leave
Start with fuel, water, and navigation already sorted so the first hour feels easy.
First stop
Around 96 miles or 1h 45m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 218.1 miles or 3h 59m in
This is the best place for your longest stop, a real meal, and a full fuel check.
Overnight split
Day 1 wrap after about 218.1 miles or 3h 59m
Stop before fatigue turns the last few hours into a grind. You want day two to start fresh, not just resumed.
Final approach
Final hour starts around 6h 52m
Traffic, exits, and arrival timing usually matter more near Roan Mountain, TN than in the middle of the route.
Before You Leave
+
Open the route before leaving Jackson, TN so your first major turns are already loaded.
+
Leave with enough water and a charging cable within reach, not packed away.
+
Check your fuel range against the first long segment, especially if you are starting outside city service areas.
+
Pick one backup stop option before the midpoint in case traffic changes your pacing.
+
Treat this as a 2-day road trip and book the overnight stop before the busiest arrival window.
Day 1
Settle into the route from Jackson, TN
Aim for roughly 218 miles and 4.1 hours of wheel time on this day.
Day 2
Finish the approach into Roan Mountain, TN
Aim for roughly 218 miles and 4.1 hours of wheel time on this day.
Your first comfortable stop window is around 96 miles from Jackson, TN.
This route usually feels better as a 2-day drive than as one long push.
Plan about 2 real breaks rather than only quick fuel stops.
The longest stretch is on I 40 for about 331.1 miles.
Where to Stop
Rest stops, refuel points, and overnight suggestions along this route.
Halfway Point
Midpoint
About 218.1 mi from Jackson, TN
· 3h 59m into the drive
Place data sourced from public business listings. Hours and availability may vary.
National Parks Near This Route
Worth a detour if your schedule allows.
Stones River National Battlefield
National Battlefield
The Battle of Stones River began on the last day of 1862 and became one of the bloodiest conflicts of the Civil War. The battle produced important military and political gains for the Union, and it ch...
21 mi from route
~53 min detour
Free
near mile 150.4
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...
28 mi from route
~69 min detour
Free
near mile 330.9
Park data from the National Park Service API. Alerts update every 2 hours.
Fuel & Cost
Regular Gas
$68.19 one way
$136.39 round trip
$3.97/gal25.4 MPG avg153 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.36
$74.88
$149.75
premium
$4.89
$83.94
$167.89
diesel
$5.61
$96.31
$192.61
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$68
Hotel (1n)
$80–$140
Meals
$50–$100
Total
$198–$308
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 152.6 kg one way.
Prices: EIA weekly data, 2026-04-13.
Driving Electric?
About $46 in charging
· 1 stop
· 67% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
130.9
1
$45.80
$20.94
Efficient EV
109.1
1
$38.17
$17.45
EV Truck/SUV
174.5
2
$61.07
$27.92
Gas CO2
153 kg
EV CO2
51 kg (67% less)
Plan for 1 charging stop. A 30-minute DC fast charge mid-route should be enough to complete the trip comfortably.
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
Jackson, TN
Late night
in Jackson on Friday
Local time
3:37 AM
CDT
Current temp
66°F
Partly Cloudy
SSW 5 to 10 mph2% chanceLive forecast
Destination
Roan Mountain, TN
Late night
in Roan Mountain on Friday
Local time
4:37 AM
EDT
Current temp
--
Unavailable
76°F
Johnson, TN
218 mi in
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.
For long drives, weather on day two can matter just as much as conditions at departure, so check the whole travel window rather than only the first day.
Time zone
1 hour later
The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.
Road read
8h 11m on the road
This is long enough that the arrival forecast matters almost as much as departure conditions. Recheck both ends before you roll.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
Frequently Asked Questions
The drive from Jackson, TN to Roan Mountain, TN covers 436.2 miles and takes about 8h 11m without stops. Add 15-30 minutes for a fuel or rest stop on longer drives.
The main roads are I 40, I 81, James H. Quillen Parkway. Most of the drive stays on highways, so watch for ramps and exits.
Consider an overnight stop or starting very early.
Yes. This route is usually more comfortable as a 2-day drive. A sensible stopping point is after roughly 218 miles on day one.
The midpoint is about 218.1 miles from Jackson, TN. Look for rest areas, gas stations, or food options near the halfway mark.
At current regular gas prices, expect to spend about $68.19 one way. This estimate uses 25.4 MPG — your actual cost will vary with your vehicle's fuel efficiency and current gas prices.
Start early — leave by 6-7 AM to arrive at a reasonable hour. This is a long drive — plan for a morning departure or consider splitting it into two days.
Plan about 2 meaningful breaks for fuel, food, or rest. Plan on a short reset every 3 to 4 hours to stay fresh behind the wheel.
This is a demanding drive. With 20 significant decision points across 436.2 miles, you will need to stay alert - especially through interchange areas and urban stretches. Consider splitting it into segments if you are not comfortable with fast highway navigation.
The main spots that need attention: at 127.3 miles: Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 130.5 miles (I 40): Highway fork - watch signs carefully. Lane positioning matters here. Multiple destination signs - pick the right one; at 304.3 miles (I 40): Highway fork - watch signs carefully. Lane positioning matters here.
Between Jackson, TN and Roan Mountain, TN, road signs point toward Huntsville, Louisville, Knoxville, Chattanooga, Asheville and Milligan Highway.
Yes. Nearby national parks include Stones River National Battlefield and Great Smoky Mountains National Park.
How this page is built
Compiled and maintained by the Trip.ovh planning team at COD Solutions Oy (Helsinki). Each route is built from authoritative open government and mapping datasets rather than crowdsourced reviews. Distances and geometry come from
OSRM
over
OpenStreetMap.
Fuel cost uses
EIA
weekly regional averages.
National park proximity is from the
NPS API.
Pages are published only after passing our data-quality checks; our
methodology page
documents refresh cadence, editorial standards, and known limitations.
