San Francisco

$347+ Cheap flights from Barcelona-El Prat (BCN) to San Francisco (SFO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — SFO
Apr 13 — Apr 201
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Cheapflights Tip: The best prices from Barcelona-El Prat to San Francisco are usually found in February or September, booked 35 days in advance, depart on a Friday or Monday and return on a Tuesday

Cheap flight deals from Barcelona-El Prat to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$521
(Flightnetwork)

One-way from

$347
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$578

Good round-trip deal

$544 or less

Good one-way deal

$523 or less
Provider with most accurate pricing for Barcelona-El Prat-San Francisco flight deals.
Provider most trusted by Cheapflights users for Barcelona-El Prat-San Francisco flights.
From Barcelona-El Prat to San Francisco
One-way flight from Barcelona-El Prat to San Francisco
Highest demand for flights based on searches. 25% potential increase in price ($197 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Barcelona-El Prat to San Francisco.
Price to beat on a one-way flight from Barcelona-El Prat to San Francisco.

Find flight deals from Barcelona-El Prat to San Francisco

Cheapest flights from Barcelona-El Prat to San Francisco
Explore the most affordable flight options available from Barcelona-El Prat to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 8, 2025.

This TAP AIR PORTUGAL deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/268:10 pmBCN - SFO
1 stop27h 25mTAP AIR PORTUGAL
Tue 9/96:45 pmSFO - BCN
2 stops18h 05mTAP AIR PORTUGAL
Deal found 4/7$479
This Booking.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/257:00 pmBCN - SFO
1 stop30h 30mScandinavian Airlines
Fri 9/57:40 pmSFO - BCN
1 stop28h 10mScandinavian Airlines
Deal found 4/7$487
This Flightnetwork deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/222:55 pmBCN - SFO
1 stop34h 15mSWISS
Thu 5/297:30 pmSFO - BCN
1 stop19h 05mSWISS
Deal found 4/7$521
This Kiwi.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/302:25 pmBCN - SFO
1 stop16h 00mMultiple Airlines
Sat 5/108:00 pmSFO - BCN
Nonstop11h 45mMultiple Airlines
Deal found 4/7$530
This Mytrip deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/56:20 amBCN - SFO
1 stop15h 55mITA Airways
Mon 5/123:15 pmSFO - BCN
1 stop15h 40mITA Airways
Deal found 4/7$541
This Iberia deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/102:05 pmBCN - SFO
Nonstop12h 55mIberia
Sun 5/258:00 pmSFO - BCN
Nonstop11h 45mIberia
Deal found 4/7$544
This Booking.com deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/102:05 pmBCN - SFO
Nonstop12h 55mVueling
Sun 5/258:00 pmSFO - BCN
Nonstop11h 45mVueling
Deal found 4/7$548
This Mytrip deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/101:30 pmBCN - SFO
1 stop14h 30mLufthansa
Sun 5/182:40 pmSFO - BCN
1 stop20h 05mLufthansa
Deal found 4/7$563
This United Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/96:50 amBCN - SFO
2 stops20h 50mUnited Airlines
Mon 5/192:00 pmSFO - BCN
1 stop15h 05mUnited Airlines
Deal found 4/7$578
This Air Canada deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:50 amBCN - SFO
2 stops26h 31mAir Canada
Tue 11/186:35 amSFO - BCN
2 stops18h 15mAir Canada
Deal found 4/8$587
This American Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/102:05 pmBCN - SFO
Nonstop12h 55mAmerican Airlines
Sun 5/258:00 pmSFO - BCN
Nonstop11h 45mAmerican Airlines
Deal found 4/7$613
This Austrian Airlines deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:40 pmBCN - SFO
2 stops32h 27mAustrian Airlines
Thu 5/812:55 pmSFO - BCN
2 stops59h 15mAustrian Airlines
Deal found 4/7$636

Cheapflights Fare Finder

Customize your flight search to find flights from Barcelona-El Prat to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 8, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to San Francisco that are best for you.

Fly from

Barcelona-El Prat

Fly to

San Francisco

Route

Depart

Return

Price

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Thu 5/22

2:55 pm-4:10 pm

1 stop34h 15m

San Francisco

Thu 5/29

7:30 pm-11:35 pm

1 stop19h 05m

$521

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 4/30

2:25 pm-9:25 pm

1 stop16h 00m

San Francisco

Sat 5/10

8:00 pm-4:45 pm

Nonstop11h 45m

$530

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Mon 5/5

6:20 am-1:15 pm

1 stop15h 55m

San Francisco

Mon 5/12

3:15 pm-3:55 pm

1 stop15h 40m

$541

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sat 5/10

2:05 pm-6:00 pm

Nonstop12h 55m

San Francisco

Sun 5/25

8:00 pm-4:45 pm

Nonstop11h 45m

$544

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sat 5/10

2:05 pm-6:00 pm

Nonstop12h 55m

San Francisco

Sun 5/25

8:00 pm-4:45 pm

Nonstop11h 45m

$548

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sat 5/10

1:30 pm-7:00 pm

1 stop14h 30m

San Francisco

Sun 5/18

2:40 pm-7:45 pm

1 stop20h 05m

$563

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Fri 5/9

6:50 am-6:40 pm

2 stops20h 50m

San Francisco

Mon 5/19

2:00 pm-2:05 pm

1 stop15h 05m

$578

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sat 5/3

12:15 pm-8:10 pm

1 stop16h 55m

San Francisco

Fri 5/9

8:15 am-11:55 am

2 stops18h 40m

$601

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sat 5/10

2:05 pm-6:00 pm

Nonstop12h 55m

San Francisco

Sun 5/25

8:00 pm-4:45 pm

Nonstop11h 45m

$613

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Thu 4/24

8:40 pm-8:07 pm

2 stops32h 27m

San Francisco

Thu 5/8

12:55 pm-9:10 am

2 stops59h 15m

$636

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/7

Showing 1-10 of 30 results
1
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Compare providers for flights from Barcelona-El Prat to San Francisco

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to San Francisco in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Barcelona-El Prat Airport to San Francisco flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Barcelona-El Prat Airport to San Francisco trip
Airports
BCN

Expect queues at security at BCN, but they are well managed. Arrive early, especially during peak seasons.

Read more about BCNby Duncan Madden
SFO

Use BART for budget travel from SFO to downtown San Francisco. It takes about 40 minutes and is the least expensive option.

Read more about SFOby Harriet Baskas
Our travel experts
Duncan Madden

Duncan Madden

Expert on BCN

Duncan Madden

Duncan Madden

Duncan is a freelance travel writer, copywriter and book author in constant search of travel stories and the perpetual sensation of being on holiday. He’s never happier than when on a dusty trail in search of empty waves or ducking under the piste tape in search of snowbound solitude. British born, living in Germany, but happiest heading for the horizon. His first book, Found in Translation, explores the etymologies and stories of country names around the world and is out now.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Best time to book a flight from Barcelona-El Prat to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Barcelona-El Prat with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Barcelona-El Prat Airport to San Francisco

How far ahead should I book a flight from Barcelona-El Prat Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Barcelona-El Prat to San Francisco. Price data was last updated on April 4, 2025.

The best time to book flights from Barcelona-El Prat Airport to San Francisco is 35 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Barcelona-El Prat Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to San Francisco (average of $276). Flying from Barcelona-El Prat Airport to San Francisco in June is currently the most expensive (average of $393). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BCN to SFO?

Find hourly flight availability from Barcelona-El Prat to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 8, 2025.

It’s typically best to fly out from Barcelona-El Prat Airport to San Francisco in the evening. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Barcelona-El Prat Airport to San Francisco?

Use this chart to determine the cheapest time to fly round-trip from Barcelona-El Prat to San Francisco. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Barcelona-El Prat Airport to San Francisco flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated April 8, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from Barcelona to San Francisco to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good
8.0
Very good

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very good

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Barcelona-El Prat to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to San Francisco from Barcelona-El Prat?

    For a flight from Barcelona-El Prat to San Francisco, you will be flying into San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 3 inbound flights from Barcelona-El Prat per day. 11 airlines have flights to San Francisco from Barcelona-El Prat on a regular basis.

  • What are the cheapest airlines flying from Barcelona-El Prat Airport to San Francisco round-trip?

    Cheapflights users have booked flights from Barcelona-El Prat Airport to San Francisco round-trip from $521. Other airlines that can offer you cheap pricing are ITA Airways, from $541, and Iberia, from $544. SWISS is 11% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Barcelona-El Prat Airport to San Francisco one-way?

    For one-way options, check prices for WestJet. According to our data, you can fly for as low as $349. Users have also found prices from $357 and $366 on Iberia and TAP AIR PORTUGAL, respectively.

  • What are the most reliable airlines from Barcelona-El Prat Airport to San Francisco?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Barcelona-El Prat Airport to San Francisco on time: American Airlines (100%), Qatar Airways (100%), Alaska Airlines (100%).

  • What are the cheapest flights from Barcelona-El Prat Airport to San Francisco?

    On average you can expect to pay $1,281 for a flight from Barcelona-El Prat Airport to San Francisco. The cheapest flight overall is $285 while the most popular route, (Barcelona-El Prat - San Francisco) is currently priced at $452.

  • Can I find deals for flights from Barcelona-El Prat to San Francisco that include hotel bookings?

    Yes. In addition to deals on Barcelona-El Prat to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Barcelona-El Prat to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Barcelona-El Prat to San Francisco.

  • Can I find deals for business class flights from Barcelona-El Prat to San Francisco?

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Barcelona-El Prat Airport to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to San Francisco (average of $276). Flying from Barcelona-El Prat Airport to San Francisco in June is currently the most expensive (average of $393). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Roseville
Mountain View
Santa Cruz
Turlock
Fairfield
South San Francisco
Manteca
Sausalito
Richmond
Watsonville
Hollister
Milpitas
Antioch
Hayward
Vallejo
Newark
Alameda
Sunnyvale
Campbell
Daly City

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Barcelona-El Prat to San Francisco

Discover the top 10 airlines that operate flights from Barcelona-El Prat to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$367Average$550FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$381Average$381FlexibilityNo cancel feeOn-time70%
DeltaCheapest$401Average$611FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$405Average$782FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$409Average$662FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$411Average$627FlexibilityNo cancel feeOn-time69%
TAP AIR PORTUGALCheapest$413Average$519FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$449Average$753FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$450Average$806FlexibilityNo cancel feeOn-time76%
IberiaCheapest$510Average$835FlexibilityNo cancel feeOn-time77%

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