How far is Union City, TN from East Chattanooga, TN?

The driving distance from Union City, TN to East Chattanooga, TN is about 299.5 miles (482 km), with a travel time of about 04h 50m by car.

  • The straight-line flight distance is about 233.3 miles (375.4 km).
  • For a round trip, plan for roughly 09h 40m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM CDT.
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
299.49 mi
04h 50m
Flight
233.24 mi
375.37 km direct

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

Learn Distance

Choose another destination from Union City.

Flight Distance

Direct air line
233.24 mi
Kilometers
375.37 km
Flight Time
00h 28m

Driving Distance

Road route
299.49 mi
Kilometers
481.99 km
Drive Time
04h 50m

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 04h 50m.

Arrival Snapshot
Arrive in East Chattanooga
Thu, Apr 23, 6:49 AM EDT
Return by in Union City
Thu, Apr 23, 10:40 AM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Union City
2026-04-23T00:59
Arrive East Chattanooga
Thu, Apr 23, 5:49 AM CDT
Route Timing
04h 50m
One way by road
Best Departure Window
6:00 AM to 8:00 AM CDT
Leave early for more breathing room
Arrive between
11:50 AM to 1:50 PM EDT

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

Leave by
7:20 AM CDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Union City
9:00 PM CDT
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
Thompson's Station
TN

Town in Williamson County, Tennessee, United States

From Union City
149.2 mi
02h 25m
To East Chattanooga
150.3 mi
02h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
83°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM CDT
Wind
5 to 15 mph S
Destination
82°F
Thursday

Sunny

Starts
Thu, Apr 23 6:00 AM EDT
Wind
0 to 5 mph SE

Driving Route Map

The map below follows the saved road route between Union City and East Chattanooga.

Turn-by-Turn Driving Directions

Step-by-step road directions between Union City and East Chattanooga.

  1. 1

    Start on East Church Street

    23 m · 8 sec · East Church Street

  2. 2

    Turn right onto South 1st Street

    578 ft · 20 sec · South 1st Street

  3. 3

    Continue on East Main Street

    1.3 km · 2 min · East Main Street

  4. 4

    Turn straight onto Nailling Drive

    1.9 mi · 3 min · Nailling Drive

  5. 5

    Take the ramp sharp right toward TN 22 South

    1547 ft · 38 sec

  6. 6

    Merge slight left

    15.2 mi · 17 min

  7. 7

    Keep slight left to continue on TN 22 South: Dresden

    31.4 mi · 41 min

  8. 8

    Continue straight

    119 m · 7 sec

  9. 9

    Turn right onto Veterans Drive North

    1.5 mi · 2 min · Veterans Drive North

  10. 10

    Turn left

    2.1 mi · 3 min

  11. 11

    Turn right onto Lexington Street

    1.9 mi · 3 min · Lexington Street

  12. 12

    Turn right

    6.5 mi · 9 min

  13. 13

    Continue on Lexington Clarksburg Road

    1009 ft · 21 sec · Lexington Clarksburg Road

  14. 14

    Continue straight

    5.4 mi · 8 min

  15. 15

    Take the exit left toward Primary SR 22: Parkers Crossroad, Lexington, Huntingdon

    1179 ft · 25 sec

  16. 16

    Merge slight left

    68 mi · 1 hr 13 min

  17. 17

    Take the exit slight right toward I 840 East: Knoxville, Franklin

    1.1 km · 1 min

  18. 18

    Merge slight left onto Tennessee National Guard Parkway

    52.2 mi · 56 min · Tennessee National Guard Parkway

  19. 19

    Take the exit slight right toward I 24 East: Chattanooga

    1.3 km · 2 min

  20. 20

    Merge slight left

    103.1 mi · 1 hr 55 min

  21. 21

    Take the exit slight right toward US 27 North: Downtown Chattanooga

    2163 ft · 47 sec

  22. 22

    Continue straight

    1.2 km · 60 sec

  23. 23

    Take the exit slight right toward Downtown

    1123 ft · 26 sec

  24. 24

    Turn right onto West Martin Luther King Boulevard

    1323 ft · 50 sec · West Martin Luther King Boulevard

  25. 25

    Turn left onto Georgia Avenue

    2587 ft · 1 min · Georgia Avenue

  26. 26

    Turn right onto East 4th Street

    2081 ft · 35 sec · East 4th Street

  27. 27

    Turn straight

    613 ft · 22 sec

  28. 28

    Continue on Riverside Drive

    1.3 mi · 2 min · Riverside Drive

  29. 29

    Turn right onto Wilcox Boulevard

    1.5 km · 2 min · Wilcox Boulevard

  30. 30

    Turn left onto Dodson Avenue

    1.3 km · 1 min · Dodson Avenue

  31. 31

    Turn right onto Glass Street

    1871 ft · 46 sec · Glass Street

  32. 32

    Turn sharp right onto North Chamberlain Avenue

    16 m · 1 sec · North Chamberlain Avenue

  33. 33

    Arrive at your destination

    0 m · 1 sec · North Chamberlain Avenue

Car Route Details

A richer read on the saved driving route between Union City and East 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
33 steps
14 turns on the saved route
Ramps & Exits
10
4 merges, 6 ramps or exits
Navigation Density
11 / 100 mi
Decision points by distance
Main Roads
I 24 East
104 mi · 35%
Primary SR 22
68.2 mi · 23%
Tennessee National Guard Parkway
52.2 mi · 17%
TN 22 South
47 mi · 16%
Lexington Clarksburg Road
5.62 mi · 2%
Lexington Street
1.91 mi · 1%
Longest Stretch

I 24 East

Merge slight left

103 mi · 01h 55m

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
04h 50m
Long day trip
Same-Day Return
09h 40m
Round-trip wheel time
Road vs Air
+66.2 mi
233.3 mi direct line
Halfway Stop
Thompson's Station
02h 25m from Union City
Leave By
7:20 AM CDT
Early departure recommended
Weather Watch

Sunny leaving Union City and Sunny near East Chattanooga.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Union City to East Chattanooga?

The road trip is about 299.5 miles (482 km) and usually takes 04h 50m 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?

Thompson's Station is a useful midpoint, sitting about 149.2 miles from Union City and 150.3 miles from East Chattanooga.

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

The direct path is about 233.3 miles (375.4 km), while the road route adds roughly 66.2 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 CDT. If you want a more comfortable same-day return, try to leave by 7:20 AM CDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $39.86 one way or $79.72 round trip. Estimated CO2 is about 93.9 kg one way.

Do you cross a time zone on this route?

Yes. There is about a 1 hour time difference between Union City and East Chattanooga, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Sunny around Union City and Sunny near East Chattanooga.

Stop Ideas Near Thompson's Station

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Thompson's Station, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Thompson's Station.

BUS

Nashville, TN

41 mi away
705 5th Avenue South
BUS

Clarksville, TN

91 mi away
11 Jefferson Street \r\n

Flight Path Map

This map shows the direct air route between Union City and East Chattanooga. Straight-line distance: 233.24 mi (375.37 km).

Union City

#1 Union City

Town in Tennessee, United States

Population10,325
Coordinates36.4242300, -89.0570100
Altitude102
CountryUnited States
Photo coming soon

#2 East Chattanooga

A neighborhood in Chattanooga, Tennessee.

Population11,000
Coordinates35.0653500, -85.2491200
Altitude208
CountryUnited States
Start: East Church Street (-89.056974, 36.42442)
End: North Chamberlain Avenue (-85.249066, 35.06533)

Estimated Travel Time

Distance: 482 km by road

SpeedTime
30 mph (48.3 km/h)09h 58m
40 mph (64.37 km/h)07h 29m
50 mph (80.47 km/h)05h 59m
60 mph (96.56 km/h)04h 59m
70 mph (112.65 km/h)04h 16m
80 mph (129 km/h)03h 44m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.57 gal
40.01 L · about $39.86
Round trip
$79.72
21.14 gal · 80.02 L
Estimated CO2
93.9 kg one way
Round trip: 187.9 kg / 414 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $39.86 $79.72
Mid-grade $4.25 $44.95 $89.91
Premium $4.65 $49.19 $98.39
Diesel $5.30 $56.06 $112.13

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 23, 2026

Please keep in mind that there is a 1 hour time gap between Union City, TN and East Chattanooga, TN. The current time in Union City is 00:59:47, although it is 01:59:47 in East Chattanooga.

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.