
Popular airlines to Union City
- Alaska Airlines
Alaska Airlines
- Southwest Airlines
Southwest Airlines
- Delta
Delta
- Volaris
Volaris
- Aeromexico
Aeromexico
- Hawaiian Airlines
Hawaiian Airlines
- Viva Aerobus
Viva Aerobus
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 45% on select hotels after you book a flight*
How much is the cheapest flight to Union City?
Prices were available within the past 7 days and start at NT$1,532 for one-way flights and NT$3,065 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 17 - Wed, Feb 18
LAX
Los Angeles
SFO
San Francisco
NT$3,065 Roundtrip, found 6 days ago
NT$3,065
Roundtrip
found 6 days ago

Sat, Feb 28 - Sat, Mar 7
LAX
Los Angeles
SFO
San Francisco
NT$5,597 Roundtrip, found 2 days ago
NT$5,597
Roundtrip
found 2 days ago

Sun, Feb 8 - Thu, Feb 12
LAX
Los Angeles
SFO
San Francisco
NT$7,494 Roundtrip, found 5 hours ago
NT$7,494
Roundtrip
found 5 hours ago

Tue, Jun 23 - Sun, Aug 30
TPE
Taipei
SFO
San Francisco
NT$18,404 Roundtrip, found 3 days ago
NT$18,404
Roundtrip
found 3 days ago

Wed, Apr 1 - Thu, Apr 30
TPE
Taipei
SFO
San Francisco
NT$19,397 Roundtrip, found 2 hours ago
NT$19,397
Roundtrip
found 2 hours ago
Frequently asked questions
Destination airport | San Francisco Intl. |
|---|---|
Destination airport IATA code | SFO |
Destination city name | San Francisco |
Roundtrip price | NT$17,827 |
Trending flights to Union City
Prices were available within the past 7 days and start at NT$1,532 for one-way flights and NT$3,065 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jun 23 - Sun, Aug 30
TPE
Taipei
SFO
San Francisco
NT$18,404 Roundtrip, found 3 days ago
NT$18,404
Roundtrip
found 3 days ago
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