How far is Oakland, CA from Union City, CA?

The driving distance from Oakland, CA to Union City, CA is about 19.9 miles (32.1 km), with a travel time of about 00h 26m by car.

  • The straight-line flight distance is about 17.7 miles (28.5 km).
  • For a round trip, plan for roughly 00h 53m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM PDT.
Trip Tools

Reverse, save, or send this route

This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
19.98 mi
00h 26m
Flight
17.71 mi
28.5 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Oakland.

Flight Distance

Direct air line
17.71 mi
Kilometers
28.5 km
Flight Time
00h 02m

Driving Distance

Road route
19.98 mi
Kilometers
32.15 km
Drive Time
00h 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 00h 26m.

Arrival Snapshot
Arrive in Union City
Fri, May 29, 4:58 PM PDT
Return by in Oakland
Fri, May 29, 5:25 PM PDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Oakland
2026-05-29T16:31
Arrive Union City
Fri, May 29, 4:58 PM PDT
Route Timing
00h 26m
One way by road
Best Departure Window
7:00 AM to 7:00 PM PDT
Leave when it suits your day
Arrive between
7:27 AM to 7:27 PM PDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:36 PM PDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Oakland
10:00 PM PDT
Flexible departure

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
San Leandro
CA

A city in Alameda County, California.

From Oakland
10 mi
00h 13m
To Union City
10 mi
00h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
71°F
Friday

Mostly Sunny

Starts
Fri, May 29 6:00 AM PDT
Wind
2 to 8 mph SW
Destination
69°F
Friday

Mostly Sunny

Starts
Fri, May 29 6:00 AM PDT
Wind
12 mph SW

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on 14th Street

    1058 ft · 53 sec · 14th Street

  2. 2

    Turn right onto Harrison Street

    842 ft · 35 sec · Harrison Street

  3. 3

    Turn left onto 11th Street

    1141 ft · 26 sec · 11th Street

  4. 4

    Turn right onto Madison Street

    1673 ft · 49 sec · Madison Street

  5. 5

    Turn left onto 5th Street

    116 m · 9 sec · 5th Street

  6. 6

    Take the ramp straight toward I 880 South: San Jose

    1146 ft · 30 sec

  7. 7

    Merge slight left onto Nimitz Freeway

    9.9 mi · 12 min · Nimitz Freeway

  8. 8

    Keep slight left

    5.6 mi · 6 min

  9. 9

    Keep slight right to continue on Nimitz Freeway

    1.5 mi · 2 min · Nimitz Freeway

  10. 10

    Take the exit slight right toward Whipple Road, Dyer Street

    1823 ft · 46 sec

  11. 11

    Continue on Whipple Road

    1.2 km · 2 min · Whipple Road

  12. 12

    Turn left onto Union City Boulevard

    1.1 km · 1 min · Union City Boulevard

  13. 13

    Turn right onto Cambridge Way

    59 m · 11 sec · Cambridge Way

  14. 14

    Arrive at your destination

    0 m · 1 sec · Cambridge Way

Car Route Details

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

OSRM road route
Drive Character

Turn-heavy local drive

The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.

Directions
14 steps
6 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
70 / 100 mi
Decision points by distance
Main Roads
Nimitz Freeway
17 mi · 85%
Whipple Road
1.11 mi · 6%
Union City Boulevard
0.65 mi · 3%
Madison Street
0.32 mi · 2%
I 880 South
0.22 mi · 1%
11th Street
0.22 mi · 1%
Longest Stretch

Nimitz Freeway

Merge slight left onto Nimitz Freeway

9.85 mi · 00h 12m

Route Summary

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

Trip Read

A short regional drive

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

Drive Time
00h 26m
Quick drive
Same-Day Return
00h 54m
Round-trip wheel time
Road vs Air
+2.2 mi
17.7 mi direct line
Halfway Stop
San Leandro
00h 13m from Oakland
Leave By
7:36 PM PDT
Flexible departure
Weather Watch

Mostly Sunny leaving Oakland and Mostly Sunny near Union City.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 19.9 miles (32.1 km) and usually takes 00h 26m in normal driving conditions.

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

This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.

What is the halfway point on this route?

San Leandro is a useful midpoint, sitting about 10 miles from Oakland and 10 miles from Union City.

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

The direct path is about 17.7 miles (28.5 km), while the road route adds roughly 2.2 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 7:00 AM to 7:00 PM PDT. If you want a more comfortable same-day return, try to leave by 7:36 PM PDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $4.10 one way or $8.19 round trip. Estimated CO2 is about 6.3 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around Oakland and Mostly Sunny near Union City.

Stop Ideas Near San Leandro

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

Mid-route Guidance
Local place coverage is thin around San Leandro, 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 San Leandro.

RAIL

Oakland Coliseum station

5 mi away
700 73rd Avenue
RAIL

Hayward station

8 mi away
22555 Meekland Avenue
RAIL

Oakland – Jack London Square station

13 mi away
245 Second Street
RAIL

Emeryville station

17 mi away
5885 Horton Street

Flight Path Map

This map shows the direct air route between Oakland and Union City. Straight-line distance: 17.71 mi (28.5 km).

Oakland

#1 Oakland

The third most populous city in California, Oakland is a major center for business, manufacturing, and culture.

Population424,891
Coordinates37.8043700, -122.2708000
Altitude13
CountryUnited States
Union City

#2 Union City

A city in Placer County, California.

Population74,107
Coordinates37.5963232, -122.0816297
Altitude3
CountryUnited States
Start: Oakland (-122.2708, 37.80437)
End: Union City (-122.08163, 37.596323)

Estimated Travel Time

Distance: 32 km by road

SpeedTime
30 mph (48.3 km/h)00h 39m
40 mph (64.37 km/h)00h 29m
50 mph (80.47 km/h)00h 23m
60 mph (96.56 km/h)00h 19m
70 mph (112.65 km/h)00h 17m
80 mph (129 km/h)00h 14m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.71 gal
2.67 L · about $4.10
Round trip
$8.19
1.42 gal · 5.34 L
Estimated CO2
6.3 kg one way
Round trip: 12.6 kg / 28 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $5.77 $4.10 $8.19
Mid-grade $6.07 $4.31 $8.61
Premium $6.24 $4.43 $8.87
Diesel $7.57 $5.37 $10.75

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 California · May 29, 2026

There is no time difference between Oakland and Union City. The current time is 16:31:21.

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.