$348 Cheap Flights from Barcelona (BCN) to San Francisco (SFO)

View $348 flight on Thu, Mar 5, 2026Opens in a new window

Popular airlines from Barcelona El Prat Airport (BCN) to San Francisco Intl. Airport (SFO)

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Cheap Flights from Barcelona to San Francisco (BCN-SFO)

Prices were available within the past 7 days and start at $348 for one-way flights and $524 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Sun, Jan 18 - Wed, Mar 18
BCN
Barcelona
SFO
San Francisco
$524 Roundtrip, found 5 days ago
$524
Roundtrip
found 5 days ago
Select TAP Portugal flight, departing Sun, Jan 18 from Barcelona to San Francisco, returning Wed, Mar 18, priced at $524 found 5 days ago
Scandinavian Airlines
Fri, Jan 16 - Sat, Jan 24
BCN
Barcelona
SFO
San Francisco
$536 Roundtrip, just found
$536
Roundtrip
just found
Select Scandinavian Airlines flight, departing Fri, Jan 16 from Barcelona to San Francisco, returning Sat, Jan 24, priced at $536 just found
Lufthansa
Sat, Nov 22 - Wed, Dec 10
BCN
Barcelona
SFO
San Francisco
$539 Roundtrip, found 5 days ago
$539
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Nov 22 from Barcelona to San Francisco, returning Wed, Dec 10, priced at $539 found 5 days ago
Air Canada
Sat, Jan 17 - Sun, Jan 25
BCN
Barcelona
SFO
San Francisco
$540 Roundtrip, found 6 days ago
$540
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, Jan 17 from Barcelona to San Francisco, returning Sun, Jan 25, priced at $540 found 6 days ago
Aer Lingus
Tue, Oct 14 - Sun, Nov 16
BCN
Barcelona
SFO
San Francisco
$547 Roundtrip, found 6 days ago
$547
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Tue, Oct 14 from Barcelona to San Francisco, returning Sun, Nov 16, priced at $547 found 6 days ago
Iberia
Tue, Jan 20 - Wed, Feb 4
BCN
Barcelona
SFO
San Francisco
$549 Roundtrip, found 3 days ago
$549
Roundtrip
found 3 days ago
Select Iberia flight, departing Tue, Jan 20 from Barcelona to San Francisco, returning Wed, Feb 4, priced at $549 found 3 days ago
Swiss International Air Lines
Thu, Jan 15 - Wed, Jan 21
BCN
Barcelona
SFO
San Francisco
$553 Roundtrip, found 4 days ago
$553
Roundtrip
found 4 days ago
Select Swiss International Air Lines flight, departing Thu, Jan 15 from Barcelona to San Francisco, returning Wed, Jan 21, priced at $553 found 4 days ago
United
Thu, Nov 20 - Thu, Nov 27
BCN
Barcelona
SFO
San Francisco
$563 Roundtrip, found 5 days ago
$563
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 20 from Barcelona to San Francisco, returning Thu, Nov 27, priced at $563 found 5 days ago
British Airways
Mon, Jan 12 - Tue, Jan 20
BCN
Barcelona
SFO
San Francisco
$570 Roundtrip, found 2 hours ago
$570
Roundtrip
found 2 hours ago
Select British Airways flight, departing Mon, Jan 12 from Barcelona to San Francisco, returning Tue, Jan 20, priced at $570 found 2 hours ago
Virgin Atlantic
Fri, Feb 13 - Fri, Feb 27
BCN
Barcelona
SFO
San Francisco
$589 Roundtrip, found 4 days ago
$589
Roundtrip
found 4 days ago
Select Virgin Atlantic flight, departing Fri, Feb 13 from Barcelona to San Francisco, returning Fri, Feb 27, priced at $589 found 4 days ago

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

February is typically the cheapest month to fly

From $317 - $864 per traveler.

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Norman Y. Mineta San Jose Intl. SJC. Average driving time to city center is 50 minutes. Flights from $1,224
SJC
Norman Y. Mineta San Jose Intl.
Average driving time to city center50 min
Flights from $1,224
Flights from Barcelona (BCN) to San Francisco (SFO)
Origin airport
Barcelona Intl.
Destination airport
San Francisco Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, Iberia, KLM, Lufthansa, Scandinavian Airlines, Singapore Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$523
Distance
5956 mi
Average flight time
3 hours 40 mins

Barcelona to San Francisco Flights

The cheapest times to fly from Barcelona to San Francisco

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Barcelona to San Francisco are during the month of January. You can find some of the cheapest flights from Barcelona to San Francisco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Barcelona to San Francisco

Sunday is one of the best days to book for cheap flights from Barcelona to San Francisco: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Barcelona to San Francisco

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Barcelona to San Francisco in 2025. You can also book with separate airlines for your outbound and return journeys, from $348 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Barcelona to San Francisco flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Barcelona to San Francisco airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO) cost?
Lock in a cheap one-way flight from $348 or cheap return flight from $524 from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO)?
January is the cheapest month to fly from BCN to SFO. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from BCN to SFO. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO)?
Direct flights from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BCN to SFO?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO)?
Book a flight from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO) that takes off before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO) last-minute?
Last-minute bookings from BCN to SFO are usually more expensive. To secure the best prices, start looking for flights well in advance. That said, if you can play around with your travel dates, you may find a cheap ticket right before your journey.
Is it cheaper to book a BCN to SFO flight and hotel package?
You'll typically save money by booking a BCN to SFO flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. After choosing your preferred flights and accommodations, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from Barcelona Intl. Airport (BCN) to San Francisco Intl. Airport (SFO)?
Typically, you can cancel or modify your BCN to SFO flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further details, head to our Customer Service portal.

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*Available to One Key members.