Park City, TN to Chattanooga, TN is 99.8 miles and takes about 2 hours via I 24, US 64, and Sewanee Highway, with a fuel budget near $15 and enough daylight to finish in a day. This trip stays within Tennessee, connecting two points in the Southeast region. The majority of this route is on the interstate, offering a straightforward drive. With a 2-hour travel time and a low fuel cost, this is a convenient option for a quick trip or a segment of a larger road trip.
Trip Pace
Same-day drive is realistic
A same-day return is realistic if you keep stops short.
Midpoint
49.9 miles from Park City, TN
A natural place for your longest stop of the day
, about 1h 1m into the drive
.
Main Roads
Road
Distance
Duration
I 24
43.7 mi
49m
US 64
33.3 mi
37m
Sewanee Highway
6.8 mi
10m
Huntsville Highway
4.3 mi
5m
Cumberland Street West
2.6 mi
3m
Sollace M Freeman Highway
2 mi
2m
Cowan Highway
1.7 mi
2m
US 231
1.6 mi
1m
Longest stretch:
I 24
— 43.7 mi, about 49m
Traffic on I-24
Hour-of-day weekday pattern from 18 FHWA count stations on your route.
Peak
3 PM
~1,972 veh/hr typical
· worst 2,410
Quietest
2 AM
~353 veh/hr
Peak-to-quiet ratio
5.6×
busier at peak than in the quiet hours
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Averaged across 105 weeks of 2023 FHWA Travel Monitoring Analysis System data. Weekday hours only (Mon–Fri).
Turn-by-Turn Driving Directions
Step-by-step road directions between Park City, TN and Chattanooga, TN.
1
Start on US 231; US 431
4.3 mi·5 min·Huntsville Highway
2
Take the exit onto US 231
1.6 mi·1 min·US 231
3
Take the exit onto US 64
33 mi·37 min·US 64
4
Take the exit
0.2 mi·35 sec
5
Keep slight right at fork
184 ft·5 sec
6
Turn straight onto US 41A
1.7 mi·2 min·Cowan Highway
7
Continue on US 41A
2.6 mi·3 min·Cumberland Street West
8
Continue on US 41A
5.0 mi·7 min·Sewanee Highway
9
Continue on US 41A
2.0 mi·2 min·Sollace M Freeman Highway
10
Continue on US 41A
1.8 mi·2 min·Sewanee Highway
11
Continue on US 41A
0.4 mi·36 sec·David Crockett Highway
12
Continue on US 41A
1.3 mi·1 min·West Main Street
13
Take the ramp
0.3 mi·38 sec
14
Merge onto I 24; US 64
44 mi·49 min·I 24;US 64
15
Take the exit
0.4 mi·46 sec
Exit 184BToward US 27 North: Downtown Chattanooga
16
Continue on US 27
0.7 mi·59 sec·US 27
17
Take the exit
0.2 mi·25 sec
Exit 1BToward Downtown
18
Turn right onto West Martin Luther King Boulevard
0.2 mi·29 sec·West Martin Luther King Boulevard
Use the left / straight / right lanes.
19
Arrive at destination
TN 8
Trip Plan
Given the short 2-hour duration, you can easily complete this drive in one day, leaving any time you prefer. Consider departing in the morning to maximize your time in Chattanooga. With only 99.8 miles, you likely won't need many stops, but you could pull over for a quick break around the halfway point if desired. The longest stretch without a major exit is 43.7 miles on I 24, so ensure you have sufficient fuel before entering that segment. Keep an eye on your fuel gauge, as the estimated cost is $15.
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 49.9 miles from Park City, TN, or about 1h 1m into the drive.
The longest continuous stretch on this route runs about 43.7 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 22 miles or 25m in
Use this first pause for coffee, a restroom break, and a quick traffic check ahead.
Halfway reset
Around 49.9 miles or 1h 1m 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 39m
Traffic, exits, and arrival timing usually matter more near Chattanooga, TN than in the middle of the route.
Before You Leave
+
Open the route before leaving Park City, 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.
Day 1
Settle into the route from Park City, TN
This is one driving day of about 99.8 miles and 2h.
Your first comfortable stop window is around 22 miles from Park City, TN.
This route can stay practical as a one-day drive if traffic stays reasonable.
The longest stretch is on I 24 for about 43.7 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 8
5 decision points cluster between mile 4.3 and 99.6 — GPS handles the exact turns, but know they're coming. Your lane choice matters more than the turn itself.
3
4.3 mi into trip|~5m in|US 231
Take the exit onto US 231
Exit ramp - move to the correct lane early
5
39.4 mi into trip|~45m in
Keep slight right at fork
Highway fork - watch signs carefully
5
98.3 mi into trip|~1h 58m in
Take the exit toward US 27 North: Downtown Chattanooga
Exit ramp - move to the correct lane early
Exit 184B
Toward US 27 North: Downtown Chattanooga
5
99.4 mi into trip|~2h in
Take the exit toward Downtown
Exit ramp - move to the correct lane early
Exit 1B
Toward Downtown
6
99.6 mi into trip|~2h in|West Martin Luther King Boulevard
Turn right onto West Martin Luther King Boulevard
Lane positioning matters here
Use the left / straight / right lanes.
Fuel & Cost
Regular Gas
$15.47 one way
$30.95 round trip
$3.94/gal25.4 MPG avg35 kg CO2
Fuel Type
$/gal
One Way
Round Trip
midgrade
$4.32
$16.97
$33.93
premium
$4.93
$19.36
$38.73
diesel
$5.60
$22.00
$44.00
No toll roads detected on this route.
Estimated Trip Cost (one way, 1 person)
Fuel
$15
Meals
$25–$50
Total
$40–$65
Rough estimate based on US averages. Hotel $80–$140/night, meals $25–$50/day.
Estimated CO2 emission: 34.9 kg one way.
Prices: EIA weekly data, 2026-08-31.
Driving Electric?
About $10 in charging
· 0 stops
· 66% less CO2
Vehicle Type
kWh
Stops
DC Fast
Home Charge
Average EV
29.9
0
$10.48
$4.79
Efficient EV
25
0
$8.73
$3.99
EV Truck/SUV
39.9
0
$13.97
$6.39
Gas CO2
35 kg
EV CO2
12 kg (66% 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 Aug 22, 2026
Origin
Park City, TN
Afternoon
in Park City on Friday
Local time
12:36 PM
CDT
Current temp
67°F
Mostly Clear
0 mph0% chanceLive forecast
Destination
Chattanooga, TN
Afternoon
in Chattanooga on Friday
Local time
1:36 PM
EDT
Current temp
70°F
Mostly Clear
0 mph1% chanceLive 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
1 hour later
The destination clock does not match departure time, so double-check hotel check-in windows and late arrival plans.
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
2h on the road
The weather snapshot is not static. If you are leaving later, give both cities one more quick forecast check before departure.
Weather data from the National Weather Service. Conditions may change; check closer to your travel date.
More Details
What kind of drive is this?
You'll spend about 79% of this 99.8-mile drive on highways. The longest continuous stretch on the interstate is 43.7 miles on I 24. After the interstate portion, you'll transition to US 64 and Sewanee Highway, which means more surface road driving. Expect to encounter more exits and potentially slower speeds as you move off the main interstate.
79% highway — fuel and pacing are the main things to plan.
19 navigation steps total — most of the decisions cluster near the start and finish.
Longest single stretch: 43.7 mi on I 24.
How Hard Is This Drive?
4/10
This is a straightforward highway drive that stays mostly on I 24 and US 64. There are only a few real navigation decisions along the way. The trickiest moment comes around 4.3 miles in near US 231.
Driving Effort4/10
Easy - simple navigation with a manageable amount of wheel time
Balances navigation complexity with total wheel time.
This is a straightforward 2h drive. You will face about 8 decision points, but nothing that requires special attention if you follow navigation.
Where does it get tricky?
The main spots that need attention: at 4.3 miles (US 231): Exit ramp - move to the correct lane early; at 39.4 miles: Highway fork - watch signs carefully; at 98.3 miles: Exit ramp - move to the correct lane early.
Chattanooga is the 4th largest city in Tennessee. It is the seat of Hamilton County. It is in Southeast Tennessee on the Tennessee River and near the border of Georgia. It was immortalized in the popular 1941 song "Chattanooga Choo Choo", made famous by Glenn Miller.
Top landmarks
•Delta Queen — paddle steamer launched in 1926
•Hunter Museum of American Art — art museum in Chattanooga, Tennessee
•Saints Peter and Paul Basilica — historic church in Tennessee, United States
The longest stretch is about 43.7 miles on I 24. The full list of main roads is in the Roads section above.
Yes, with realistic expectations. Build in a stop roughly every 2 hours, have snacks and activities ready, and check the Nearby Places tabs for kid-friendly stops along the way.
The main spots that need attention: at 4.3 miles (US 231): Exit ramp - move to the correct lane early; at 39.4 miles: Highway fork - watch signs carefully; at 98.3 miles: Exit ramp - move to the correct lane early.
Yes. A round trip is manageable in a single day if you plan a break at Chattanooga, TN before heading back.
