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Cheap flights from Barcelona-El Prat Airport to San Francisco from $345

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 4/15. 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.
Multiple Airlines Logo
6:50 am - 1:40 pm
BCN
-
SFO
14h 50m
1 stop
Multiple Airlines Logo
8:25 pm - 7:00 pm
SFO
-
BCN
14h 35m
1 stop
$533Multiple Airlines
чт., мар 12 - пн., мар 16
Multiple Airlines Logo
6:40 am - 12:40 pm
BCN
-
SFO
15h 00m
1 stop
Multiple Airlines Logo
7:35 pm - 7:10 pm
SFO
-
BCN
14h 35m
1 stop
$537Multiple Airlines
пн., апр 20 - пн., апр 27
Lufthansa Logo
5:50 am - 1:40 pm
BCN
-
SFO
15h 50m
1 stop
Lufthansa Logo
10:40 pm - 11:05 pm
SFO
-
BCN
16h 25m
1 stop
$539Lufthansa
вт., мар 17 - вт., мар 24
Lufthansa Logo
5:50 am - 12:40 pm
BCN
-
SFO
15h 50m
1 stop
Lufthansa Logo
7:00 am - 9:00 am
SFO
-
BCN
17h 00m
1 stop
$546Lufthansa
чт., фев 19 - вт., фев 24
Multiple Airlines Logo
7:40 am - 7:35 pm
BCN
-
SFO
20h 55m
1 stop
Multiple Airlines Logo
8:25 pm - 11:00 pm
SFO
-
BCN
18h 35m
1 stop
$547Multiple Airlines
вс., мар 8 - ср., мар 18
British Airways Logo
12:15 pm - 6:45 pm
BCN
-
SFO
15h 30m
1 stop
British Airways Logo
8:40 pm - 7:45 pm
SFO
-
BCN
14h 05m
1 stop
$550British Airways
чт., фев 19 - ср., мар 4
Lufthansa Logo
5:50 am - 12:40 pm
BCN
-
SFO
15h 50m
1 stop
Lufthansa Logo
8:25 am - 8:20 am
SFO
-
BCN
14h 55m
1 stop
$552Lufthansa
пн., фев 16 - вт., мар 3
Lufthansa Logo
5:50 am - 12:40 pm
BCN
-
SFO
15h 50m
1 stop
Lufthansa Logo
7:00 am - 9:00 am
SFO
-
BCN
17h 00m
1 stop
$554Lufthansa
пн., фев 16 - пн., мар 2
Lufthansa Logo
5:50 am - 12:40 pm
BCN
-
SFO
15h 50m
1 stop
Lufthansa Logo
7:10 pm - 3:40 pm
SFO
-
BCN
11h 30mnonstop
$556Lufthansa
пн., фев 16 - ср., мар 4
Lufthansa Logo
9:55 am - 3:55 pm
BCN
-
SFO
15h 00m
1 stop
Lufthansa Logo
9:40 pm - 11:05 pm
SFO
-
BCN
16h 25m
1 stop
$558Lufthansa
чт., фев 19 - ср., мар 4

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

Our best ITA Airways deals on Barcelona-El Prat Airport to San Francisco flight tickets
ITA Airways
Apr 24
BCN4:50 pmBarcelona-El Prat
29h 25m
1 stop
SFO1:15 pmSan Francisco
May 5
SFO3:15 pmSan Francisco
34h 35m
1 stop
BCN10:50 amBarcelona-El Prat
$581
ITA Airways
Mar 4
BCN4:50 pmBarcelona-El Prat
29h 15m
1 stop
SFO1:05 pmSan Francisco
Apr 7
SFO3:15 pmSan Francisco
15h 40m
1 stop
BCN3:55 pmBarcelona-El Prat
$584
ITA Airways
Mar 30
BCN11:40 amBarcelona-El Prat
34h 35m
1 stop
SFO1:15 pmSan Francisco
Apr 7
SFO12:00 pmSan Francisco
18h 55m
2 stops
BCN3:55 pmBarcelona-El Prat
$596

Delta flights from Barcelona-El Prat Airport to San Francisco

Our best Delta deals on Barcelona-El Prat Airport to San Francisco flight tickets
Delta
Feb 16
BCN1:00 pmBarcelona-El Prat
31h 50m
1 stop
SFO11:50 amSan Francisco
Mar 2
SFO5:45 amSan Francisco
20h 25m
2 stops
BCN11:10 amBarcelona-El Prat
$578
Delta
Mar 4
BCN6:00 amBarcelona-El Prat
24h 35m
2 stops
SFO9:35 pmSan Francisco
Mar 11
SFO4:40 pmSan Francisco
16h 25m
1 stop
BCN5:05 pmBarcelona-El Prat
$582
Delta
Feb 19
BCN6:00 amBarcelona-El Prat
18h 51m
2 stops
SFO3:51 pmSan Francisco
Mar 4
SFO7:10 amSan Francisco
19h 40m
2 stops
BCN11:50 amBarcelona-El Prat
$583

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 февраль 1, 2026.
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

чт. 3/12

6:50 am-1:40 pm

1 stop14h 50m

San Francisco

пн. 3/16

8:25 pm-7:00 pm

1 stop14h 35m

$533

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

пн. 4/20

6:40 am-12:40 pm

1 stop15h 00m

San Francisco

пн. 4/27

7:35 pm-7:10 pm

1 stop14h 35m

$537

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

вт. 3/17

5:50 am-1:40 pm

1 stop15h 50m

San Francisco

вт. 3/24

10:40 pm-11:05 pm

1 stop16h 25m

$539

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

чт. 2/19

5:50 am-12:40 pm

1 stop15h 50m

San Francisco

вт. 2/24

7:00 am-9:00 am

1 stop17h 00m

$546

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

вс. 3/8

7:40 am-7:35 pm

1 stop20h 55m

San Francisco

ср. 3/18

8:25 pm-11:00 pm

1 stop18h 35m

$547

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

чт. 2/19

12:15 pm-6:45 pm

1 stop15h 30m

San Francisco

ср. 3/4

8:40 pm-7:45 pm

1 stop14h 05m

$550

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

пн. 2/16

5:50 am-12:40 pm

1 stop15h 50m

San Francisco

вт. 3/3

8:25 am-8:20 am

1 stop14h 55m

$552

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

пн. 2/16

5:50 am-12:40 pm

1 stop15h 50m

San Francisco

пн. 3/2

7:00 am-9:00 am

1 stop17h 00m

$554

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

пн. 2/16

5:50 am-12:40 pm

1 stop15h 50m

San Francisco

ср. 3/4

7:10 pm-3:40 pm

Nonstop11h 30m

$556

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

чт. 2/19

9:55 am-3:55 pm

1 stop15h 00m

San Francisco

ср. 3/4

9:40 pm-11:05 pm

1 stop16h 25m

$558

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 $547.

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 at noon. Our users have found flights to San Francisco at noon for as low as $681. Flights in the afternoon are often more expensive with an average ticket price of $722.

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 $642 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 $567 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?

No. A direct flight is the cheapest option for a flight between Barcelona-El Prat Airport to San Francisco.

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

As of February 2026, prices for Barcelona-El Prat Airport to San Francisco flights are approximately 22% 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

$293

Fastest flight time

12h 10m

Direct flights

Every day

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 $293. The best round-trip flight deal from Barcelona-El Prat Airport to San Francisco found on momondo in the last 72 hours is $413.
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
TAP AIR PORTUGALPriceFrom $285Free CancellationRating
7.1
2,132 reviews
Search TAP AIR PORTUGAL flights
VuelingPriceFrom $294Free CancellationRating
7.1
1,238 reviews
Search Vueling flights
British AirwaysPriceFrom $381Free CancellationRating
6.7
7,709 reviews
Search British Airways flights
United AirlinesPriceFrom $383Free CancellationRating
7.4
9,229 reviews
Search United Airlines flights
LEVELPriceFrom $413Free CancellationRating
0.0
0 reviews
Search LEVEL flights
SWISSPriceFrom $416Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
LufthansaPriceFrom $438Free CancellationRating
6.8
7,758 reviews
Search Lufthansa flights
KLMPriceFrom $443Free CancellationRating
7.7
1,448 reviews
Search KLM flights
DeltaPriceFrom $499Free CancellationRating
7.9
8,129 reviews
Search Delta flights
LEVELPriceFrom $501Free CancellationRating
0.0
Search LEVEL 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
Santa Clara
Walnut Creek
Berkeley
Big Sur
Fremont
Half Moon Bay
Daly City
Salinas
Vallejo
Sunnyvale
Livermore
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.

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вт. 3/3
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