How far is Union City, TN from Brentwood, TN?

The driving distance from Union City, TN to Brentwood, TN is about 328 miles (527.8 km), with a travel time of about 06h 26m by car.

  • The straight-line flight distance is about 278.6 miles (448.3 km).
  • For a round trip, plan for roughly 12h 53m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 7:30 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
327.99 mi
06h 26m
Flight
278.54 mi
448.26 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
278.54 mi
Kilometers
448.26 km
Flight Time
00h 33m

Driving Distance

Road route
327.99 mi
Kilometers
527.85 km
Drive Time
06h 26m

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 06h 26m.

Arrival Snapshot
Arrive in Brentwood
Mon, May 18, 2:42 PM EDT
Return by in Union City
Mon, May 18, 8:08 PM CDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Union City
2026-05-18T07:15
Arrive Brentwood
Mon, May 18, 1:42 PM CDT
Route Timing
06h 26m
One way by road
Best Departure Window
6:00 AM to 7:30 AM CDT
Treat this as a longer travel day
Arrive between
1:27 PM to 2:57 PM EDT

Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

Leave by
11:06 PM CDT
Keeps a same-day return open with about 08h 00m at the destination.
Back in Union City
8:00 PM CDT
Overnight-style route

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Berry Hill
TN

Human settlement in Davidson County, Tennessee, United States of America

From Union City
163.8 mi
03h 13m
To Brentwood
164.2 mi
03h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
90°F
Monday

Partly Sunny then Slight Chance Showers And Thunderstorms

Starts
Mon, May 18 6:00 AM CDT
Wind
10 to 15 mph S
Destination
90°F
Monday

Sunny

Starts
Mon, May 18 6:00 AM EDT
Wind
0 to 10 mph S

Driving Route Map

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

Turn-by-Turn Driving Directions

Step-by-step road directions between Union City and Brentwood.

  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

    4.7 mi · 6 min

  8. 8

    Turn left onto Pikeview Street

    1.3 mi · 2 min · Pikeview Street

  9. 9

    At the end of the road, turn left onto Pikeview Street

    2048 ft · 35 sec · Pikeview Street

  10. 10

    Turn right onto West Main Street

    2.2 mi · 3 min · West Main Street

  11. 11

    Continue on Paris Highway

    23.3 mi · 35 min · Paris Highway

  12. 12

    Continue on Austin Peay Memorial Highway

    24.5 mi · 28 min · Austin Peay Memorial Highway

  13. 13

    Continue on Fort Donelson Parkway

    848 ft · 11 sec · Fort Donelson Parkway

  14. 14

    Continue on Austin Peay Memorial Highway

    2928 ft · 38 sec · Austin Peay Memorial Highway

  15. 15

    Continue on Lake Highway

    2848 ft · 37 sec · Lake Highway

  16. 16

    Continue on Donelson Parkway

    1.7 mi · 2 min · Donelson Parkway

  17. 17

    Continue on Main Street

    28.1 mi · 34 min · Main Street

  18. 18

    Merge slight left onto Fort Campbell Boulevard

    607 ft · 13 sec · Fort Campbell Boulevard

  19. 19

    Continue on Providence Boulevard

    1.6 mi · 3 min · Providence Boulevard

  20. 20

    Continue on North 2nd Street

    104 m · 7 sec · North 2nd Street

  21. 21

    Turn right onto North Riverside Drive

    2.4 mi · 4 min · North Riverside Drive

  22. 22

    Continue on Ashland City Road

    5.6 mi · 7 min · Ashland City Road

  23. 23

    Continue straight

    3.1 mi · 4 min

  24. 24

    Take the exit slight right

    2202 ft · 54 sec

  25. 25

    Merge slight left

    33.3 mi · 36 min

  26. 26

    Keep slight right to continue on I 24 East, I 65 South: Nashville

    2.3 mi · 3 min

  27. 27

    Continue on I 24 East: Chattanooga, Knoxville

    2.8 mi · 4 min

  28. 28

    Keep slight left to continue on I 40 East, I 24 East: Knoxville, Chattanooga

    80.6 mi · 1 hr 27 min

  29. 29

    Continue straight

    86.1 mi · 1 hr 34 min

  30. 30

    Take the exit slight right toward Cedar Bluff Road

    2221 ft · 56 sec

  31. 31

    Turn left onto North Cedar Bluff Road

    1.7 mi · 3 min · North Cedar Bluff Road

  32. 32

    Turn right onto Middlebrook Pike

    2844 ft · 1 min · Middlebrook Pike

  33. 33

    Turn left onto Chert Pit Road

    1.3 km · 2 min · Chert Pit Road

  34. 34

    Continue on Andes Road

    1468 ft · 40 sec · Andes Road

  35. 35

    Arrive at your destination

    0 m · 1 sec · Andes Road

Car Route Details

A richer read on the saved driving route between Union City and Brentwood.

OSRM road route
Drive Character

Long-distance drive

This route is long enough that fuel, rest stops, weather, and timing matter more than any single maneuver.

Directions
35 steps
9 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
10.7 / 100 mi
Decision points by distance
Main Roads
I 40 East
167 mi · 51%
Ashland City Road
42.4 mi · 13%
Main Street
28.1 mi · 9%
Austin Peay Memorial Highway
25.1 mi · 8%
Paris Highway
23.3 mi · 7%
TN 22 South
20.2 mi · 6%
Longest Stretch

I 40 East

Continue straight

86.1 mi · 01h 34m

Route Summary

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

Trip Read

Better with a longer stop

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

Drive Time
06h 26m
Overnight route
Same-Day Return
12h 54m
Round-trip wheel time
Road vs Air
+49.4 mi
278.6 mi direct line
Halfway Stop
Berry Hill
03h 13m from Union City
Leave By
11:06 PM CDT
Overnight-style route
Weather Watch

Partly Sunny then Slight Chance Showers And Thunderstorms leaving Union City and Sunny near Brentwood.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Union City to Brentwood?

The road trip is about 328 miles (527.8 km) and usually takes 06h 26m in normal driving conditions.

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

This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.

What is the halfway point on this route?

Berry Hill is a useful midpoint, sitting about 163.8 miles from Union City and 164.2 miles from Brentwood.

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

The direct path is about 278.6 miles (448.3 km), while the road route adds roughly 49.4 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 7:30 AM CDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $43.63 one way or $87.26 round trip. Estimated CO2 is about 102.8 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 Brentwood, so arrival and return times should be read in local time.

What should you check before leaving?

Before you leave, expect Partly Sunny then Slight Chance Showers And Thunderstorms around Union City and Sunny near Brentwood.

Stop Ideas Near Berry Hill

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

Mid-route Guidance
Local place coverage is thin around Berry Hill, 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 Berry Hill.

BUS

Nashville, TN

4 mi away
705 5th Avenue South
BUS

Clarksville, TN

71 mi away
11 Jefferson Street \r\n

Flight Path Map

This map shows the direct air route between Union City and Brentwood. Straight-line distance: 278.54 mi (448.26 km).

Union City

#1 Union City

Town in Tennessee, United States

Population10,325
Coordinates36.4242300, -89.0570100
Altitude102
CountryUnited States
Brentwood

#2 Brentwood

A city in Williamson County, Tennessee.

Population42,876
Coordinates35.9561900, -84.0951900
Altitude327
CountryUnited States
Start: Union City (-89.05701, 36.42423)
End: Brentwood (-84.09519, 35.95619)

Estimated Travel Time

Distance: 528 km by road

SpeedTime
30 mph (48.3 km/h)10h 55m
40 mph (64.37 km/h)08h 12m
50 mph (80.47 km/h)06h 33m
60 mph (96.56 km/h)05h 27m
70 mph (112.65 km/h)04h 41m
80 mph (129 km/h)04h 05m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
11.57 gal
43.81 L · about $43.63
Round trip
$87.26
23.14 gal · 87.62 L
Estimated CO2
102.8 kg one way
Round trip: 205.6 kg / 453 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.77 $43.63 $87.26
Mid-grade $4.25 $49.21 $98.41
Premium $4.65 $53.85 $107.69
Diesel $5.30 $61.37 $122.73

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 · May 18, 2026

Please keep in mind that there is a 1 hour time gap between Union City, TN and Brentwood, TN. The current time in Union City is 07:15:35, although it is 08:15:35 in Brentwood.

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.