How far is Oak Hill, TN from Chattanooga, TN?

The driving distance from Oak Hill, TN to Chattanooga, TN is about 232.6 miles (374.3 km), with a travel time of about 03h 45m by car.

  • The straight-line flight distance is about 192.2 miles (309.3 km).
  • For a round trip, plan for roughly 07h 31m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
232.59 mi
03h 45m
Flight
192.2 mi
309.31 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Oak Hill.

Flight Distance

Direct air line
192.2 mi
Kilometers
309.31 km
Flight Time
00h 23m

Driving Distance

Road route
232.59 mi
Kilometers
374.32 km
Drive Time
03h 45m

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 03h 45m.

Arrival Snapshot
Arrive in Chattanooga
Sun, Apr 19, 9:18 AM EDT
Return by in Oak Hill
Sun, Apr 19, 1:04 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Oak Hill
2026-04-19T05:32
Arrive Chattanooga
Sun, Apr 19, 9:18 AM EDT
Route Timing
03h 45m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
9:46 AM to 11:46 AM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
9:28 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Oak Hill
9:00 PM EDT
Early departure recommended

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.

Mid-route stop
Knoxville
TN

The most populous city in Tennessee.

From Oak Hill
116.1 mi
01h 52m
To Chattanooga
116.4 mi
01h 52m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
58°F
Sunday

Chance Rain Showers

Starts
Sun, Apr 19 6:00 AM EDT
Wind
10 to 15 mph NW
Destination
66°F
Sunday

Rain Showers then Partly Sunny

Starts
Sun, Apr 19 6:00 AM EDT
Wind
15 mph N

Driving Route Map

The map below follows the saved road route between Oak Hill and Chattanooga.

Turn-by-Turn Driving Directions

Step-by-step road directions between Oak Hill and Chattanooga.

  1. 1

    Start on Browns Branch Road

    1.6 mi · 6 min · Browns Branch Road

  2. 2

    At the end of the road, turn left onto Rittertown Road

    1.1 mi · 3 min · Rittertown Road

  3. 3

    Turn left onto Gap Creek Road

    3.4 mi · 6 min · Gap Creek Road

  4. 4

    Turn straight onto Mary Patton Highway

    4.5 mi · 8 min · Mary Patton Highway

  5. 5

    Turn left onto West G Street

    1929 ft · 52 sec · West G Street

  6. 6

    Turn left

    4.3 mi · 6 min

  7. 7

    Take the exit slight right

    1605 ft · 39 sec

  8. 8

    Merge slight left onto James H. Quillen Parkway

    15.1 mi · 18 min · James H. Quillen Parkway

  9. 9

    Take the exit slight right toward I 81 South: Knoxville

    1100 ft · 38 sec

  10. 10

    Merge slight left

    56.4 mi · 1 hr

  11. 11

    Continue on I 40 West: Knoxville

    1.1 km · 45 sec

  12. 12

    Merge slight left

    52.8 mi · 59 min

  13. 13

    Keep slight left to continue on I 75 South: Chattanooga

    83.1 mi · 1 hr 31 min

  14. 14

    Take the exit slight right toward I 24 West: Chattanooga, Nashville

    1.1 km · 56 sec

  15. 15

    Continue on Chattanooga, Nashville

    5.8 mi · 8 min

  16. 16

    Take the exit slight right toward US 27 North: Downtown, Lookout Mountain

    999 ft · 15 sec

  17. 17

    Keep slight left to continue on US 27 North: Downtown, Lookout Mountain

    1018 ft · 16 sec

  18. 18

    Keep slight left

    1.4 mi · 2 min

  19. 19

    Take the exit slight right toward Downtown

    1123 ft · 26 sec

  20. 20

    Turn right onto West Martin Luther King Boulevard

    897 ft · 30 sec · West Martin Luther King Boulevard

  21. 21

    Arrive at your destination

    0 m · 1 sec · West Martin Luther King Boulevard

Car Route Details

A richer read on the saved driving route between Oak Hill and Chattanooga.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
21 steps
6 turns on the saved route
Ramps & Exits
8
3 merges, 5 ramps or exits
Navigation Density
9 / 100 mi
Decision points by distance
Main Roads
I 75 South
83.1 mi · 36%
I 81 South
56.6 mi · 24%
I 40 West
53.5 mi · 23%
James H. Quillen Parkway
15.1 mi · 7%
I 24 West
6.44 mi · 3%
Mary Patton Highway
4.47 mi · 2%
Longest Stretch

I 75 South

Keep slight left to continue on I 75 South: Chattanooga

83.1 mi · 01h 31m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
03h 45m
Long day trip
Same-Day Return
07h 32m
Round-trip wheel time
Road vs Air
+40.4 mi
192.2 mi direct line
Halfway Stop
Knoxville
01h 52m from Oak Hill
Leave By
9:28 AM EDT
Early departure recommended
Weather Watch

Chance Rain Showers leaving Oak Hill and Rain Showers then Partly Sunny near Chattanooga.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Oak Hill to Chattanooga?

The road trip is about 232.6 miles (374.3 km) and usually takes 03h 45m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Knoxville is a useful midpoint, sitting about 116.1 miles from Oak Hill and 116.4 miles from Chattanooga.

How much longer is the road route than the straight-line distance?

The direct path is about 192.2 miles (309.3 km), while the road route adds roughly 40.4 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 9:28 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $30.96 one way or $61.92 round trip. Estimated CO2 is about 73 kg one way.

What should you check before leaving?

Before you leave, expect Chance Rain Showers around Oak Hill and Rain Showers then Partly Sunny near Chattanooga.

Flight Path Map

This map shows the direct air route between Oak Hill and Chattanooga. Straight-line distance: 192.2 mi (309.31 km).

Oak Hill

#1 Oak Hill

City in Tennessee, United States

Population4,432
Coordinates36.2348300, -82.2151300
Altitude792
CountryUnited States
Chattanooga

#2 Chattanooga

The fourth most populous city in Tennessee.

Population184,742
Coordinates35.0456300, -85.3096800
Altitude206
CountryUnited States
Start: Browns Branch Road (-82.214793, 36.234737)
End: West Martin Luther King Boulevard (-85.309688, 35.045753)

Estimated Travel Time

Distance: 374 km by road

SpeedTime
30 mph (48.3 km/h)07h 44m
40 mph (64.37 km/h)05h 48m
50 mph (80.47 km/h)04h 39m
60 mph (96.56 km/h)03h 52m
70 mph (112.65 km/h)03h 19m
80 mph (129 km/h)02h 54m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.21 gal
31.07 L · about $30.96
Round trip
$61.92
16.42 gal · 62.14 L
Estimated CO2
73 kg one way
Round trip: 145.9 kg / 322 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $30.96 $61.92
Mid-grade $4.25 $34.92 $69.83
Premium $4.65 $38.21 $76.42
Diesel $5.30 $43.55 $87.09

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 · Apr 19, 2026

There is no time difference between Oak Hill and Chattanooga. The current time is 05:32:29.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.