Cheap flights from Barcelona to Berkeley from CA $666

View CA $666 flight on Tue, Sep. 23, 2025Opens in a new window

Popular airlines from Barcelona to Berkeley

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Barcelona (BCN) to Berkeley (OAK)

Prices were available within the past 7 days and start at CA $666 for one-way flights and CA $798 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sat, Aug. 23 - Mon, Sep. 1
BCN
Barcelona
SFO
San Francisco
CA $798 Roundtrip, found 21 hours ago
CA $798
Roundtrip
found 21 hours ago
Select TAP Portugal flight, departing Sat, Aug. 23 from Barcelona to San Francisco, returning Mon, Sep. 1, priced at CA $798 found 21 hours ago
Lufthansa
Thu, Aug. 28 - Sat, Sep. 13
BCN
Barcelona
SFO
San Francisco
CA $853 Roundtrip, found 5 days ago
CA $853
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Thu, Aug. 28 from Barcelona to San Francisco, returning Sat, Sep. 13, priced at CA $853 found 5 days ago
Swiss International Air Lines
Thu, Aug. 28 - Sat, Sep. 13
BCN
Barcelona
SFO
San Francisco
CA $869 Roundtrip, found 5 days ago
CA $869
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Thu, Aug. 28 from Barcelona to San Francisco, returning Sat, Sep. 13, priced at CA $869 found 5 days ago
Air Canada
Thu, Aug. 28 - Sat, Sep. 13
BCN
Barcelona
SFO
San Francisco
CA $876 Roundtrip, found 5 days ago
CA $876
Roundtrip
found 5 days ago
Select Air Canada flight, departing Thu, Aug. 28 from Barcelona to San Francisco, returning Sat, Sep. 13, priced at CA $876 found 5 days ago
Iberia
Thu, Aug. 28 - Sat, Sep. 13
BCN
Barcelona
SFO
San Francisco
CA $1,067 Roundtrip, found 5 days ago
CA $1,067
Roundtrip
found 5 days ago
Select Iberia flight, departing Thu, Aug. 28 from Barcelona to San Francisco, returning Sat, Sep. 13, priced at CA $1,067 found 5 days ago
Aer Lingus
Sat, Aug. 23 - Mon, Sep. 1
BCN
Barcelona
SFO
San Francisco
CA $1,094 Roundtrip, found 21 hours ago
CA $1,094
Roundtrip
found 21 hours ago
Select Aer Lingus flight, departing Sat, Aug. 23 from Barcelona to San Francisco, returning Mon, Sep. 1, priced at CA $1,094 found 21 hours ago
*Available to Expedia members.