The drive from Seymour, TN to Johnson City, TN covers 99.1 miles and takes about 1h 57m behind the wheel.
This route is realistic as a one-day drive if you keep your stops efficient.
The route leans on I 81, James H. Quillen Parkway, I 40 for much of the mileage,
and the overall profile is highway-focused drive.
The longest uninterrupted segment is about 56.6 miles on I 81.
At current regular gas prices, budget about $15.49 one way before food or hotel costs.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Break Rhythm
0 planned breaks
A short stop every 2 to 3 hours is enough for this drive.
Midpoint
49.6 miles from Seymour, TN
A natural place for your longest stop of the day
, about 1h 1m into the drive
.