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Cheap flights from Barcelona-El Prat Airport to San Francisco from $379

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona-El Prat Airport to San Francisco departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Barcelona-El Prat Airport to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
6:05 pm - 3:45 pmBCN-SFO
29h 40m1 stop
TAP AIR PORTUGAL Logo
8:10 pm - 11:45 pmSFO-BCN
19h 35m1 stop
$517TAP AIR PORTUGAL
Find Deal
Fri, Mar 20 - Fri, Mar 27
TAP AIR PORTUGAL Logo
6:45 am - 3:30 pmBCN-SFO
16h 45m1 stop
TAP AIR PORTUGAL Logo
7:55 pm - 9:50 pmSFO-BCN
16h 55m1 stop
$518TAP AIR PORTUGAL
Find Deal
Wed, Mar 11 - Thu, Apr 2
British Airways Logo
2:40 pm - 3:00 pmBCN-SFO
33h 20m1 stop
British Airways Logo
8:40 pm - 7:45 pmSFO-BCN
14h 05m1 stop
$519British Airways
Find Deal
Tue, Feb 10 - Tue, Feb 17
British Airways Logo
3:00 pm - 3:00 pmBCN-SFO
33h 00m1 stop
British Airways Logo
5:30 pm - 7:45 pmSFO-BCN
17h 15m1 stop
$520British Airways
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Mon, Jan 12 - Mon, Jan 26
Scandinavian Airlines Logo
7:10 pm - 2:35 pmBCN-SFO
28h 25m1 stop
Scandinavian Airlines Logo
4:40 pm - 6:05 pmSFO-BCN
16h 25m1 stop
$524Scandinavian Airlines
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Fri, Feb 27 - Tue, Mar 3
Multiple Airlines Logo
6:00 am - 11:50 amBCN-SFO
14h 50m1 stop
Multiple Airlines Logo
3:40 pm - 3:00 pmSFO-BCN
14h 20m1 stop
$525Multiple Airlines
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Sat, Jan 31 - Tue, Feb 3
Delta Logo
1:00 pm - 11:50 amBCN-SFO
31h 50m1 stop
Delta Logo
1:00 pm - 5:05 pmSFO-BCN
20h 05m2 stops
$526Delta
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Wed, Mar 4 - Wed, Mar 11
British Airways Logo
6:40 am - 3:00 pmBCN-SFO
17h 20m1 stop
British Airways Logo
7:30 am - 11:20 amSFO-BCN
18h 50m2 stops
$527British Airways
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Mon, Jan 12 - Mon, Jan 26
Iberia Logo
10:45 am - 8:40 pmBCN-SFO
18h 55m1 stop
Iberia Logo
7:45 pm - 4:30 pmSFO-BCN
11h 45mnonstop
$529Iberia
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Tue, Apr 14 - Tue, Apr 21
KLM Logo
6:00 am - 11:50 amBCN-SFO
14h 50m1 stop
KLM Logo
8:15 am - 8:40 amSFO-BCN
15h 25m1 stop
$530KLM
Find Deal
Thu, Dec 4 - Tue, Dec 9

British Airways flights from Barcelona-El Prat Airport to San Francisco

Our best British Airways deals on Barcelona-El Prat Airport to San Francisco flight tickets
British Airways
Feb 10
BCN2:40 pmBarcelona-El Prat
33h 20m
1 stop
SFO3:00 pmSan Francisco
Feb 17
SFO8:40 pmSan Francisco
14h 05m
1 stop
BCN7:45 pmBarcelona-El Prat
$519
Find similar
British Airways
Jan 12
BCN3:00 pmBarcelona-El Prat
33h 00m
1 stop
SFO3:00 pmSan Francisco
Jan 26
SFO5:30 pmSan Francisco
15h 25m
1 stop
BCN5:55 pmBarcelona-El Prat
$520
Find similar
British Airways
Jan 12
BCN6:40 amBarcelona-El Prat
17h 20m
1 stop
SFO3:00 pmSan Francisco
Jan 26
SFO8:40 pmSan Francisco
14h 05m
1 stop
BCN7:45 pmBarcelona-El Prat
$527
Find similar

Scandinavian Airlines flights from Barcelona-El Prat Airport to San Francisco

Our best Scandinavian Airlines deals on Barcelona-El Prat Airport to San Francisco flight tickets
Scandinavian Airlines
Feb 27
BCN7:10 pmBarcelona-El Prat
28h 25m
1 stop
SFO2:35 pmSan Francisco
Mar 3
SFO4:40 pmSan Francisco
16h 25m
1 stop
BCN6:05 pmBarcelona-El Prat
$524
Find similar
Scandinavian Airlines
Mar 6
BCN7:10 pmBarcelona-El Prat
28h 25m
1 stop
SFO2:35 pmSan Francisco
Mar 14
SFO5:40 pmSan Francisco
16h 40m
1 stop
BCN6:20 pmBarcelona-El Prat
$539
Find similar
Scandinavian Airlines
Mar 19
BCN7:10 pmBarcelona-El Prat
28h 25m
1 stop
SFO3:35 pmSan Francisco
Mar 22
SFO5:40 pmSan Francisco
16h 40m
1 stop
BCN6:20 pmBarcelona-El Prat
$544
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated November 20, 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

Fly to

Route

Depart

Return

Price

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Fri 3/20

6:05 pm-3:45 pm

1 stop29h 40m

San Francisco

Fri 3/27

8:10 pm-11:45 pm

1 stop19h 35m

$517

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 3/11

6:45 am-3:30 pm

1 stop16h 45m

San Francisco

Thu 4/2

7:55 pm-9:50 pm

1 stop16h 55m

$518

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 2/10

2:40 pm-3:00 pm

1 stop33h 20m

San Francisco

Tue 2/17

8:40 pm-7:45 pm

1 stop14h 05m

$519

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Mon 1/12

3:00 pm-3:00 pm

1 stop33h 00m

San Francisco

Mon 1/26

5:30 pm-7:45 pm

1 stop17h 15m

$520

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Fri 2/27

7:10 pm-2:35 pm

1 stop28h 25m

San Francisco

Tue 3/3

4:40 pm-6:05 pm

1 stop16h 25m

$524

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sat 1/31

6:00 am-11:50 am

1 stop14h 50m

San Francisco

Tue 2/3

3:40 pm-3:00 pm

1 stop14h 20m

$525

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 3/4

1:00 pm-11:50 am

1 stop31h 50m

San Francisco

Wed 3/11

1:00 pm-5:05 pm

2 stops20h 05m

$526

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Mon 1/12

6:40 am-3:00 pm

1 stop17h 20m

San Francisco

Mon 1/26

7:30 am-11:20 am

2 stops18h 50m

$527

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 4/14

10:45 am-8:40 pm

1 stop18h 55m

San Francisco

Tue 4/21

7:45 pm-4:30 pm

Nonstop11h 45m

$529

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Thu 12/4

6:00 am-11:50 am

1 stop14h 50m

San Francisco

Tue 12/9

8:15 am-8:40 am

1 stop15h 25m

$530

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Barcelona-El Prat Airport to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $533.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Barcelona-El Prat Airport to San Francisco is on a Wednesday when prices can be found for as low as $641. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $798.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Barcelona-El Prat Airport to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $525. Flights in the afternoon are often more expensive with an average ticket price of $689.

What is the cheapest Barcelona-El Prat to San Francisco flight route?

Fly from Barcelona-El Prat to San Francisco for the best Barcelona-El Prat - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Barcelona-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $632 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Barcelona-El Prat Airport for as low as $565 on momondo.

What cabin class options are available on Barcelona-El Prat to San Francisco flights?

There are 3 cabin classes available to choose from on Barcelona-El Prat to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Barcelona-El Prat Airport to San Francisco flights?

You could potentially save up to 5% on your flight if you consider stops on a Barcelona-El Prat Airport to San Francisco flight.

How have Barcelona-El Prat Airport to San Francisco flight prices changed over time?

As of November 2025, prices for Barcelona-El Prat Airport to San Francisco flights are approximately 49% more expensive when compared to flights at the same time last year.

When to book flights from Barcelona-El Prat Airport to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Barcelona-El Prat Airport to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Barcelona-El Prat Airport to San Francisco (BCN to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona-El Prat Airport to San Francisco

Best Price Found

$449

Fastest flight time

12h 05m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in San Francisco

1 airport
The best one-way flight to San Francisco from Barcelona-El Prat Airport in the past 72 hours is $449. The best round-trip flight deal from Barcelona-El Prat Airport to San Francisco found on momondo in the last 72 hours is $651.
The fastest flight from Barcelona-El Prat Airport to San Francisco takes 12h 05m
Direct flights go from Barcelona-El Prat Airport to San Francisco on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Barcelona-El Prat to San Francisco by plane?

    The distance between Barcelona-El Prat and San Francisco is about 5944.3 mi. In terms of flight time, this usually takes a little over 12h 55m.

  • When did momondo last update prices for flights from Barcelona-El Prat Airport to San Francisco Airport?

    Prices for flights from Barcelona-El Prat Airport to San Francisco Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Barcelona-El Prat Airport to San Francisco Airport?

  • How old do you have to be to fly from Barcelona-El Prat Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona-El Prat Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Barcelona-El Prat Airport to San Francisco?

  • What is the most popular airline from Barcelona-El Prat Airport to San Francisco?

Best airlines flying from Barcelona-El Prat Airport to San Francisco

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
VuelingPriceFrom $294Free CancellationRating
7.1
1,208 reviews
Search Vueling flights
TAP AIR PORTUGALPriceFrom $375Free CancellationRating
7.1
2,070 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $381Free CancellationRating
6.7
7,533 reviews
Search British Airways flights
United AirlinesPriceFrom $383Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
DeltaPriceFrom $401Free CancellationRating
7.9
8,002 reviews
Search Delta flights
KLMPriceFrom $402Free CancellationRating
7.7
1,414 reviews
Search KLM flights
SWISSPriceFrom $416Free CancellationRating
7.5
1,788 reviews
Search SWISS flights
LufthansaPriceFrom $438Free CancellationRating
6.8
7,579 reviews
Search Lufthansa flights
LEVELPriceFrom $501Free CancellationRating
0.0
Search LEVEL flights
IberiaPriceFrom $533Free CancellationRating
7.0
3,027 reviews
Search Iberia flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Calistoga
Hayward
Big Sur
Santa Clara
Daly City
Fremont
Berkeley
Vallejo
Walnut Creek
Half Moon Bay
Salinas
Livermore
Turlock
South San Francisco

Why use momondo?

Why should I use momondo to find a flight deal from Barcelona to San Francisco?

It is quick and easy to find Barcelona to San Francisco flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to San Francisco that suits you.

Can I find flights from Barcelona to San Francisco with flexible booking policies on momondo?

Flights from Barcelona to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Barcelona to San Francisco?

Once all potential Barcelona to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Barcelona to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Barcelona and alert you when they change.

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