Cheap flights from Barcelona to Treasure Island from CA $469

View CA $469 flight on Wed, Sep. 10, 2025Opens in a new window

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Cheap flights from Barcelona (BCN) to Treasure Island (SJC)

Prices were available within the past 7 days and start at CA $469 for one-way flights and CA $716 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Tue, Sep. 16 - Tue, Sep. 30
BCN
Barcelona
SFO
San Francisco
CA $716 Roundtrip, found 5 days ago
CA $716
Roundtrip
found 5 days ago
Select TAP Portugal flight, departing Tue, Sep. 16 from Barcelona to San Francisco, returning Tue, Sep. 30, priced at CA $716 found 5 days ago
Swiss International Air Lines
Wed, Jan. 7 - Wed, Jan. 21
BCN
Barcelona
SFO
San Francisco
CA $787 Roundtrip, found 5 days ago
CA $787
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Wed, Jan. 7 from Barcelona to San Francisco, returning Wed, Jan. 21, priced at CA $787 found 5 days ago
Lufthansa
Wed, Jan. 7 - Wed, Jan. 21
BCN
Barcelona
SFO
San Francisco
CA $790 Roundtrip, found 5 days ago
CA $790
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Wed, Jan. 7 from Barcelona to San Francisco, returning Wed, Jan. 21, priced at CA $790 found 5 days ago
British Airways
Wed, Jan. 7 - Wed, Jan. 21
BCN
Barcelona
SFO
San Francisco
CA $803 Roundtrip, found 5 days ago
CA $803
Roundtrip
found 5 days ago
Select British Airways flight, departing Wed, Jan. 7 from Barcelona to San Francisco, returning Wed, Jan. 21, priced at CA $803 found 5 days ago
Delta
Wed, Jan. 7 - Wed, Jan. 21
BCN
Barcelona
SFO
San Francisco
CA $819 Roundtrip, found 5 days ago
CA $819
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jan. 7 from Barcelona to San Francisco, returning Wed, Jan. 21, priced at CA $819 found 5 days ago
Virgin Atlantic
Wed, Jan. 7 - Wed, Jan. 21
BCN
Barcelona
SFO
San Francisco
CA $824 Roundtrip, found 5 days ago
CA $824
Roundtrip
found 5 days ago
Select Virgin Atlantic flight, departing Wed, Jan. 7 from Barcelona to San Francisco, returning Wed, Jan. 21, priced at CA $824 found 5 days ago

Find the cheapest month to fly from Barcelona (BCN) to San Francisco (SFO)

February is typically the cheapest month to fly

From CA $439 - CA $1,160 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.