There are 8 ways to get from San Francisco Airport (SFO) to Union City by subway, bus, taxi, car, towncar or shuttle

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

BART via 12th St. Oakland City Center BART Station  •  1 h 23 min

  1. Take the BART from San Francisco International Airport BART Station to 12th St. Oakland City Center BART Station Antioch - SFIA/Millbrae
  2. Take the BART from 12th St. Oakland City Center BART Station to Union City BART Station Warm Springs/South Fremont - Richmond

$10 - $15

Cheapest option

Line 398 bus, bus  •  2 h 29 min

  1. Take the line 398 bus from SFO Airport Terminal A-Lower Level to Redwood City Caltrain-Lane B 398
  2. Take the bus from Palo Alto Transit Center to Decoto Rd:Union Square Db

$8 - $9

6 alternative options

BART  •  1 h 30 min

  1. Take the BART from San Francisco International Airport BART Station to Balboa Park BART Station Antioch - SFIA/Millbrae
  2. Take the BART from Balboa Park BART Station to Union City BART Station Warm Springs/South Fremont - Daly City

$11 - $14

Taxi  •  31 min

  1. Take a taxi from San Francisco Airport (SFO) to Union City 27 miles

$150 - $180

Drive  •  31 min

  1. Drive from San Francisco Airport (SFO) to Union City 27 miles

$2 - $4

Towncar  •  31 min

  1. Take a town car from San Francisco Airport to Union City 27 miles

$120 - $180

Shuttle  •  31 min

  1. Take a shuttle bus from San Francisco Airport to Union City

$50 - $75

Uber  •  31 min

  1. Take an Uber from San Francisco Airport (SFO) to Union City 27 miles

$40 - $55

Questions & Answers

The cheapest way to get from San Francisco Airport (SFO) to Union City is to drive which costs $2 - $4 and takes 31 min.

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The quickest way to get from San Francisco Airport (SFO) to Union City is to taxi which costs $150 - $180 and takes 31 min.

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No, there is no direct bus from San Francisco Airport (SFO) to Union City. However, there are services departing from SFO Airport Terminal A-Lower Level and arriving at Decoto Rd:Union Square via Redwood City Caltrain-Lane A and Palo Alto Transit Center. The journey, including transfers, takes approximately 2 h 29 min.

More details

The distance between San Francisco Airport (SFO) and Union City is 20 miles. The road distance is 27 miles.

Get driving directions

The best way to get from San Francisco Airport (SFO) to Union City without a car is to BART which takes 1 h 23 min and costs $10 - $15.

More details

It takes approximately 1 h 23 min to get from San Francisco Airport (SFO) to Union City, including transfers.

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San Francisco Airport (SFO) to Union City bus services, operated by SamTrans, depart from SFO Airport Terminal A-Lower Level station.

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San Francisco Airport (SFO) to Union City bus services, operated by AC Transit, arrive at Decoto Rd:Union Square station.

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Yes, the driving distance between San Francisco Airport (SFO) to Union City is 27 miles. It takes approximately 31 min to drive from San Francisco Airport (SFO) to Union City.

Get driving directions

There are 330+ hotels available in Union City. Prices start at $100 USD per night.

More details

Map of how to get from San Francisco Airport (SFO) to Union City.
Launch map view
  • Distance: 20.5 miles
  • Duration: 1 h 23 min

What companies run services between San Francisco Airport (SFO), USA and Union City, CA, USA?

You can take a bus from San Francisco Airport (SFO) to Union City via Redwood City Caltrain-Lane B, Redwood City Caltrain-Lane A, Palo Alto Transit Ctr-Bay 1, and Palo Alto Transit Center in around 2 h 29 min.

Train operators
BART
Website
bart.gov
Subway from San Francisco International Airport BART Station to 12th St. Oakland City Center BART Station
Ave. Duration
42 min
Frequency
Every 20 minutes
Estimated price
$7 - $10
Schedules at
bart.gov
Subway from 12th St. Oakland City Center BART Station to Union City BART Station
Ave. Duration
31 min
Frequency
Every 20 minutes
Estimated price
$3 - $5
Schedules at
bart.gov
Subway from San Francisco International Airport BART Station to Balboa Park BART Station
Ave. Duration
17 min
Frequency
Every 20 minutes
Estimated price
$5 - $8
Schedules at
bart.gov
Subway from Balboa Park BART Station to Union City BART Station
Ave. Duration
56 min
Frequency
Every 30 minutes
Estimated price
$5 - $6
Schedules at
bart.gov
Bus operators
SamTrans
Website
samtrans.com
Bus from SFO Airport Terminal A-Lower Level to Redwood City Caltrain-Lane B
Ave. Duration
42 min
Frequency
Every 30 minutes
Estimated price
$2 - $4
Schedules at
samtrans.com
AC Transit
Website
actransit.org
Bus from Palo Alto Transit Center to Decoto Rd:Union Square
Ave. Duration
39 min
Frequency
Hourly
Estimated price
$3
Schedules at
actransit.org
Book at
actransit.org
Other operators
Uber San Francisco Bay Area
Website
uber.com
Towncar from San Francisco Airport (SFO) to Union City
Ave. Duration
31 min
Frequency
On demand
Estimated price
$40 - $55
Signup at
uber.com
Assist
$40 - $55
UberX
$40 - $55
WAV
$40 - $55
UberXL
$60 - $80
Select
$90 - $120
Black
$120 - $150
Black SUV
$130 - $170
Taxi from San Francisco Airport (SFO) to Union City
Ave. Duration
31 min
Estimated price
$150 - $180
SF Green Cab
Phone
+1 415-626-4733
Website
greencabsf.com
https://www.sfmta.com/
Website
sfmta.com
Yellow Cab
Phone
+1 415.333.3333
Website
yellowcabsf.com
Taxi Bay Area
Phone
+1 408-541-1515
Website
taxibayarea.com
Jayride
Ave. Duration
31 min
Frequency
On demand
Towncar from San Francisco Airport to Union City
Estimated price
$120 - $180
Shuttle from San Francisco Airport to Union City
Estimated price
$50 - $75

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