Barcelona-El Prat

$194+ Cheap flights from San Francisco (SFO) to Barcelona-El Prat (BCN)

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 11/28. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BCN
oct. 11 — oct. 181
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Cheapflights Tip: The best prices from San Francisco to Barcelona-El Prat are usually found in January or March, booked 49 days in advance, depart on a Tuesday or Sunday and return on a Wednesday

Cheap flight deals from San Francisco to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Barcelona-El Prat (BCN). 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 septiembre 11, 2025.

Round-trip from

$458
(United Airlines)

One-way from

$194
(Jettzy)

Popular in

June

Cheapest in

January

Average price

$670

Good round-trip deal

$628 or less

Good one-way deal

$363 or less
From San Francisco to Barcelona-El Prat
One-way flight from San Francisco to Barcelona-El Prat
Highest demand for flights based on searches. 21% potential increase in price ($202 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from San Francisco to Barcelona-El Prat.
Price to beat on a one-way flight from San Francisco to Barcelona-El Prat.

Find flight deals from San Francisco to Barcelona-El Prat

Cheapest flights from San Francisco to Barcelona-El Prat
Explore the most affordable flight options available from San Francisco to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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.
mar. 10/218:30 amSFO - BCN
1 stop14h 20mUnited Airlines
vie. 10/316:50 amBCN - SFO
2 stops19h 00mUnited Airlines
Deal found 9/9$458
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/164:40 pmSFO - BCN
1 stop16h 40mScandinavian Airlines
jue. 11/207:10 pmBCN - SFO
1 stop28h 25mScandinavian Airlines
Deal found 9/9$460
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/87:30 pmSFO - BCN
1 stop19h 05mSWISS
vie. 10/176:00 amBCN - SFO
2 stops42h 28mSWISS
Deal found 9/10$461
This United Airlines deal was found by Cheapflights users on 9/11. 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.
mar. 9/237:00 amSFO - BCN
2 stops15h 50mUnited Airlines
mar. 9/306:50 amBCN - SFO
2 stops19h 55mUnited Airlines
Deal found 9/11$462
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/77:00 amSFO - BCN
1 stop15h 15mDelta
mar. 10/216:20 amBCN - SFO
2 stops22h 34mDelta
Deal found 9/11$463
This United Airlines deal was found by Cheapflights users on 9/10. 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.
mar. 9/237:25 amSFO - BCN
1 stop16h 55mUnited Airlines
mar. 10/76:50 amBCN - SFO
2 stops19h 47mUnited Airlines
Deal found 9/10$464
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
jue. 10/234:20 pmSFO - BCN
1 stop15h 35mTAP AIR PORTUGAL
vie. 11/76:45 amBCN - SFO
1 stop18h 20mTAP AIR PORTUGAL
Deal found 9/10$465
This Air Canada deal was found by Cheapflights users on 9/11. 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.
mar. 9/235:15 amSFO - BCN
2 stops17h 35mAir Canada
vie. 10/106:00 amBCN - SFO
2 stops26h 08mAir Canada
Deal found 9/11$466
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/243:05 pmSFO - BCN
1 stop17h 05mDelta
mié. 10/156:20 amBCN - SFO
1 stop14h 25mDelta
Deal found 9/11$467
This United Airlines deal was found by Cheapflights users on 9/11. 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.
sáb. 10/1111:00 pmSFO - BCN
1 stop25h 20mUnited Airlines
mié. 10/226:00 amBCN - SFO
1 stop19h 10mUnited Airlines
Deal found 9/11$468
This FlightHub deal was found by Cheapflights users on 9/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/77:30 amSFO - BCN
2 stops18h 15mAir Canada
lun. 12/151:35 pmBCN - SFO
2 stops35h 00mAir Canada
Deal found 9/11$469
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/79:05 pmSFO - BCN
1 stop15h 35mMultiple Airlines
mar. 10/216:50 amBCN - SFO
2 stops17h 38mMultiple Airlines
Deal found 9/11$470

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Barcelona-El Prat 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 septiembre 11, 2025.
Use the filters below to find and compare flights from San Francisco to Barcelona-El Prat Airport that are best for you.

Fly from

San Francisco

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

lun. 10/6

5:30 pm-2:00 pm

Nonstop11h 30m

Barcelona-El Prat

mar. 10/14

6:00 am-4:35 pm

1 stop19h 35m

$461

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 10/22

5:30 pm-2:00 pm

Nonstop11h 30m

Barcelona-El Prat

vie. 11/7

6:45 am-4:30 pm

1 stop18h 45m

$461

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 11/19

9:40 pm-11:05 pm

1 stop16h 25m

Barcelona-El Prat

mié. 11/26

11:55 am-7:35 pm

1 stop16h 40m

$462

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mar. 10/21

7:15 am-9:20 am

1 stop17h 05m

Barcelona-El Prat

mié. 10/29

6:00 am-11:44 pm

2 stops25h 44m

$462

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

sáb. 10/11

11:00 pm-9:20 am

1 stop25h 20m

Barcelona-El Prat

mié. 10/22

6:00 am-4:10 pm

1 stop19h 10m

$468

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 10/8

12:35 pm-5:10 pm

2 stops19h 35m

Barcelona-El Prat

jue. 10/16

6:20 am-11:45 am

1 stop14h 25m

$472

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mar. 10/14

12:35 pm-3:40 pm

2 stops18h 05m

Barcelona-El Prat

mar. 10/21

6:10 am-5:45 pm

2 stops20h 35m

$480

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 9/24

8:55 am-3:40 pm

2 stops21h 45m

Barcelona-El Prat

mié. 10/15

6:20 am-7:30 pm

2 stops22h 10m

$481

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

mié. 11/19

5:10 am-9:35 am

2 stops19h 25m

Barcelona-El Prat

mié. 11/26

6:50 am-3:55 pm

1 stop18h 05m

$483

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

dom. 12/7

12:43 am-8:20 am

2 stops22h 37m

Barcelona-El Prat

lun. 12/22

2:55 pm-4:30 pm

1 stop34h 35m

$491

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 22 results
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The best insider tips for San Francisco to Barcelona-El Prat Airport 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 San Francisco to Barcelona-El Prat Airport trip
Airports
SFO

Save time by using the SFO2Go program to order meals for pickup during busy times at the airport.

Read more about SFOby Harriet Baskas
BCN

The Aerobus service offers a reliable 24/7 commute from BCN to the city center with WiFi and USB charging points.

Read more about BCNby Duncan Madden
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 San Francisco to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from San Francisco 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 San Francisco to Barcelona-El Prat Airport

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Barcelona-El Prat. Price data was last updated on August 29, 2025.

The best time to book flights from San Francisco to Barcelona-El Prat Airport is 49 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 San Francisco to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from San Francisco to Barcelona-El Prat Airport (average of $523). Flying from San Francisco to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,059). 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 SFO to BCN?

Find hourly flight availability from San Francisco to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

It’s optimal to fly from San Francisco to Barcelona-El Prat Airport in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the morning.

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

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

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

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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 Barcelona-El Prat. Reviews last updated septiembre 11, 2025.
Peruse reviews from past customers who have flown with United Airlines, TAP AIR PORTUGAL, and Iberia from San Francisco to Barcelona-El Prat Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Barcelona-El Prat. 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 from for flights from San Francisco to Barcelona-El Prat?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Barcelona-El Prat. You should not have trouble finding flights to Barcelona-El Prat from San Francisco; the airport handles an average of 2 outbound flights to Barcelona-El Prat per day. You should also have plenty of airline options to choose from since 22 airlines have flights from the San Francisco airport to Barcelona-El Prat. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

  • How long is the flight from San Francisco to Barcelona-El Prat Airport?

    A quick flight from San Francisco to Barcelona-El Prat Airport can take about 11h 30m. United Airlines provides one of the quickest options available for as low as $461. San Francisco and Barcelona-El Prat Airport are separated by a distance of 5952 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from San Francisco to Barcelona-El Prat Airport round-trip from $323. Other airlines that can offer you cheap pricing are TAP AIR PORTUGAL, from $367, and LEVEL, from $374. LEVEL is currently priced 55% below the average price you’ll pay for this route.

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

    No one likes to see their flight delayed. When booking a flight from San Francisco to Barcelona-El Prat Airport consider choosing Vueling (89%), Iberia (89%) or easyJet (89%) as they are the most reliable in getting you off to your destination on time.

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

    Looking at all options, your cheapest flight can be booked for $213. While the most popular route (San Francisco - Barcelona-El Prat) can be booked for $406 on average, our data indicates $1,640 when flying from San Francisco to Barcelona-El Prat Airport.

  • Where are the most common layover locations when flying from San Francisco to Barcelona-El Prat Airport?

  • What are some popular things to do or see while on a layover in London?

    Hyde Park, Buckingham Palace, and Piccadilly Circus are currently the most popular points of interest in London at the moment. Hyde Park, Buckingham Palace and Piccadilly Circus are located about 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow if you are interested in checking them out. Travelers can book a car rental at London Heathrow for about $41 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Lisbon?

    Lisbon travelers tend to visit Chiado, Praça do Marquês de Pombal, and Londres more than any other notable places. Chiado, Praça do Marquês de Pombal, and Londres can be accessed by traveling approximately 4.5 mi, 3.6 mi, and 2.3 mi, respectively from Lisbon Humberto Delgado. Travelers can book a car rental at Lisbon Humberto Delgado for about $20 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a layover in Montreal?

    If you're on a layover in Montreal and looking for things to do, consider visiting Centre Bell, Vieux-Port de Montréal, or Notre-Dame Basilica. Those on a layover in Montreal interested in visiting Centre Bell, Vieux-Port de Montréal, or Notre-Dame Basilica can do so by traveling 9.1 mi, 10.0 mi, and 9.9 mi, respectively from Montreal Pierre Elliott Trudeau Intl. Those on a layover in Montreal in need of a rental car can book one at Montreal Pierre Elliott Trudeau Intl for about $59.

  • Where are the least popular layover locations for San Francisco to Barcelona-El Prat Airport flights?

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco to Barcelona-El Prat 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 San Francisco to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from San Francisco to Barcelona-El Prat Airport (average of $523). Flying from San Francisco to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,059). 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
Calella
Roses
Castelldefels
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

Browse thousands of different options on Cheapflights for your next trip

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

Discover the top 10 airlines that operate flights from San Francisco to Barcelona-El Prat. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LEVELCheapest$323Average$583FlexibilityNo cancel feeOn-timeN/A
TAP AIR PORTUGALCheapest$367Average$489FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$374Average$664FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$404Average$997FlexibilityNo cancel feeOn-time72%
FinnairCheapest$418Average$671FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$421Average$558FlexibilityNo cancel feeOn-time77%
VuelingCheapest$444Average$736FlexibilityNo cancel feeOn-time88%
SWISSCheapest$448Average$610FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$458Average$804FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$482Average$646FlexibilityNo cancel feeOn-time70%

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