Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Barcelona-El Prat Airport to San Francisco from $370

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 3/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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.
Iberia Logo
2:05 pm - 5:55 pm
BCN
-
SFO
12h 50mnonstop
Iberia Logo
7:40 pm - 4:25 pm
SFO
-
BCN
11h 45mnonstop
$521Iberia
Thu, Apr 16 - Sun, Apr 19
TAP AIR PORTUGAL Logo
6:45 am - 2:35 pm
BCN
-
SFO
16h 50m1 stop
TAP AIR PORTUGAL Logo
4:35 pm - 5:15 pm
SFO
-
BCN
15h 40m1 stop
$524TAP AIR PORTUGAL
Mon, Feb 9 - Mon, Feb 16
TAP AIR PORTUGAL Logo
6:45 am - 2:30 pm
BCN
-
SFO
16h 45m1 stop
TAP AIR PORTUGAL Logo
4:35 pm - 10:05 am
SFO
-
BCN
32h 30m1 stop
$532TAP AIR PORTUGAL
Wed, Jan 21 - Sat, Jan 31
TAP AIR PORTUGAL Logo
6:05 pm - 2:30 pm
BCN
-
SFO
29h 25m1 stop
TAP AIR PORTUGAL Logo
4:35 pm - 11:45 pm
SFO
-
BCN
22h 10m1 stop
$534TAP AIR PORTUGAL
Tue, Jan 20 - Sat, Jan 31
Scandinavian Airlines Logo
7:10 pm - 2:35 pm
BCN
-
SFO
28h 25m1 stop
Scandinavian Airlines Logo
4:40 pm - 6:20 pm
SFO
-
BCN
16h 40m1 stop
$536Scandinavian Airlines
Fri, Jan 23 - Sun, Feb 8
TAP AIR PORTUGAL Logo
6:05 pm - 4:05 pm
BCN
-
SFO
31h 00m1 stop
TAP AIR PORTUGAL Logo
4:35 pm - 1:45 pm
SFO
-
BCN
36h 10m1 stop
$538TAP AIR PORTUGAL
Thu, Feb 5 - Mon, Feb 16
Iberia Logo
2:05 pm - 5:55 pm
BCN
-
SFO
12h 50mnonstop
Iberia Logo
7:40 pm - 4:25 pm
SFO
-
BCN
11h 45mnonstop
$539Iberia
Tue, Apr 14 - Tue, Apr 21
Iberia Logo
2:05 pm - 5:55 pm
BCN
-
SFO
12h 50mnonstop
Iberia Logo
7:40 pm - 4:25 pm
SFO
-
BCN
11h 45mnonstop
$540Iberia
Tue, Apr 14 - Tue, Apr 21
LEVEL Logo
2:05 pm - 5:55 pm
BCN
-
SFO
12h 50mnonstop
LEVEL Logo
7:40 pm - 4:25 pm
SFO
-
BCN
11h 45mnonstop
$544LEVEL
Sun, May 10 - Tue, May 12
Scandinavian Airlines Logo
7:10 pm - 2:35 pm
BCN
-
SFO
28h 25m1 stop
Scandinavian Airlines Logo
4:40 pm - 6:20 pm
SFO
-
BCN
16h 40m1 stop
$547Scandinavian Airlines
Fri, Jan 23 - Sun, Feb 8

TAP AIR PORTUGAL flights from Barcelona-El Prat Airport to San Francisco

Our best TAP AIR PORTUGAL deals on Barcelona-El Prat Airport to San Francisco flight tickets
TAP AIR PORTUGAL
Feb 9
BCN6:45 amBarcelona-El Prat
16h 50m
1 stop
SFO2:35 pmSan Francisco
Feb 16
SFO4:35 pmSan Francisco
15h 40m
1 stop
BCN5:15 pmBarcelona-El Prat
$524
Find similar
TAP AIR PORTUGAL
Jan 21
BCN6:45 amBarcelona-El Prat
16h 45m
1 stop
SFO2:30 pmSan Francisco
Jan 31
SFO4:35 pmSan Francisco
32h 30m
1 stop
BCN10:05 amBarcelona-El Prat
$532
Find similar
TAP AIR PORTUGAL
Jan 20
BCN6:05 pmBarcelona-El Prat
29h 25m
1 stop
SFO2:30 pmSan Francisco
Jan 31
SFO4:35 pmSan Francisco
22h 10m
1 stop
BCN11:45 pmBarcelona-El Prat
$534
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
Jan 23
BCN7:10 pmBarcelona-El Prat
28h 25m
1 stop
SFO2:35 pmSan Francisco
Feb 8
SFO4:40 pmSan Francisco
16h 40m
1 stop
BCN6:20 pmBarcelona-El Prat
$536
Find similar
Scandinavian Airlines
Jan 23
BCN7:10 pmBarcelona-El Prat
28h 25m
1 stop
SFO2:35 pmSan Francisco
Feb 8
SFO4:40 pmSan Francisco
16h 40m
1 stop
BCN6:20 pmBarcelona-El Prat
$547
Find similar
Scandinavian Airlines
Jan 23
BCN7:10 pmBarcelona-El Prat
28h 25m
1 stop
SFO2:35 pmSan Francisco
Feb 8
SFO4:40 pmSan Francisco
16h 40m
1 stop
BCN6:20 pmBarcelona-El Prat
$548
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 December 18, 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

Thu 4/16

2:05 pm-5:55 pm

Nonstop12h 50m

San Francisco

Sun 4/19

7:40 pm-4:25 pm

Nonstop11h 45m

$521

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Mon 2/9

6:45 am-2:35 pm

1 stop16h 50m

San Francisco

Mon 2/16

4:35 pm-5:15 pm

1 stop15h 40m

$524

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 1/21

6:45 am-2:30 pm

1 stop16h 45m

San Francisco

Sat 1/31

4:35 pm-10:05 am

1 stop32h 30m

$532

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 1/20

6:05 pm-2:30 pm

1 stop29h 25m

San Francisco

Sat 1/31

4:35 pm-11:45 pm

1 stop22h 10m

$534

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Fri 1/23

7:10 pm-2:35 pm

1 stop28h 25m

San Francisco

Sun 2/8

4:40 pm-6:20 pm

1 stop16h 40m

$536

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Thu 2/5

6:05 pm-4:05 pm

1 stop31h 00m

San Francisco

Mon 2/16

4:35 pm-1:45 pm

1 stop36h 10m

$538

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 4/14

2:05 pm-5:55 pm

Nonstop12h 50m

San Francisco

Tue 4/21

7:40 pm-4:25 pm

Nonstop11h 45m

$539

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 4/14

2:05 pm-5:55 pm

Nonstop12h 50m

San Francisco

Tue 4/21

7:40 pm-4:25 pm

Nonstop11h 45m

$540

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sun 5/10

2:05 pm-5:55 pm

Nonstop12h 50m

San Francisco

Tue 5/12

7:40 pm-4:25 pm

Nonstop11h 45m

$544

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Fri 1/23

7:10 pm-2:35 pm

1 stop28h 25m

San Francisco

Sun 2/8

4:40 pm-6:20 pm

1 stop16h 40m

$547

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 $548.

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 $701.

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 $638 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 $569 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.

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

As of December 2025, prices for Barcelona-El Prat Airport to San Francisco flights are approximately 38% 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

Fastest flight time

12h 10m

Direct flights

Every day

Airports in San Francisco

1 airport
The fastest flight from Barcelona-El Prat Airport to San Francisco takes 12h 10m
Direct flights go from Barcelona-El Prat Airport to San Francisco every day.
There is 1 airport in San Francisco. From Barcelona-El Prat Airport there are direct flights to 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 10m.

  • 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
1,218 reviews
Search Vueling flights
TAP AIR PORTUGALPriceFrom $375Free CancellationRating
7.2
2,091 reviews
Search TAP AIR PORTUGAL flights
British AirwaysPriceFrom $381Free CancellationRating
6.7
7,585 reviews
Search British Airways flights
United AirlinesPriceFrom $383Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
KLMPriceFrom $411Free CancellationRating
7.7
1,428 reviews
Search KLM flights
DeltaPriceFrom $414Free CancellationRating
7.9
8,005 reviews
Search Delta flights
LufthansaPriceFrom $438Free CancellationRating
6.8
7,635 reviews
Search Lufthansa flights
SWISSPriceFrom $455Free CancellationRating
7.5
1,815 reviews
Search SWISS flights
LEVELPriceFrom $501Free CancellationRating
0.0
Search LEVEL flights
IberiaPriceFrom $533Free CancellationRating
7.0
3,053 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
Hayward
Calistoga
Big Sur
Berkeley
Santa Clara
Walnut Creek
Fremont
Daly City
Half Moon Bay
Vallejo
Salinas
Livermore
Sunnyvale
Turlock

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.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/17
Sat 1/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States