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Cheap flights from Barcelona to San Francisco from £256

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 to San Francisco departing on 14/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:10 - 11:50
BCN
-
SFO
33h 40m
1 stop
Multiple Airlines Logo
15:40 - 17:05
SFO
-
BCN
16h 25m
1 stop
£394Multiple Airlines
Wed, 18 Feb - Wed, 25 Feb
Delta Logo
06:00 - 11:50
BCN
-
SFO
14h 50m
1 stop
Delta Logo
10:20 - 15:00
SFO
-
BCN
19h 40m
2 stops
£395Delta
Wed, 18 Feb - Wed, 4 Mar
Delta Logo
06:00 - 11:50
BCN
-
SFO
14h 50m
1 stop
Delta Logo
16:03 - 17:05
SFO
-
BCN
17h 02m
2 stops
£395Delta
Tue, 3 Mar - Tue, 10 Mar
Delta Logo
06:00 - 19:56
BCN
-
SFO
22h 56m
2 stops
Delta Logo
11:02 - 15:00
SFO
-
BCN
18h 58m
2 stops
£397Delta
Wed, 18 Feb - Wed, 25 Feb
Delta Logo
06:00 - 16:09
BCN
-
SFO
19h 09m
2 stops
Delta Logo
05:55 - 11:10
SFO
-
BCN
20h 15m
2 stops
£398Delta
Wed, 18 Feb - Wed, 25 Feb
Delta Logo
06:00 - 20:57
BCN
-
SFO
23h 57m
2 stops
Delta Logo
16:40 - 17:05
SFO
-
BCN
16h 25m
1 stop
£399Delta
Sun, 1 Mar - Sun, 8 Mar
Delta Logo
12:15 - 23:25
BCN
-
SFO
20h 10m
2 stops
Delta Logo
16:40 - 15:00
SFO
-
BCN
14h 20m
1 stop
£403Delta
Sun, 1 Mar - Sun, 8 Mar
United Airlines Logo
06:50 - 12:40
BCN
-
SFO
14h 50m
1 stop
United Airlines Logo
06:50 - 08:20
SFO
-
BCN
16h 30m
2 stops
£416United Airlines
Tue, 17 Feb - Tue, 24 Feb
Delta Logo
13:00 - 11:50
BCN
-
SFO
31h 50m
1 stop
Delta Logo
15:05 - 14:50
SFO
-
BCN
14h 45m
1 stop
£416Delta
Wed, 4 Mar - Tue, 7 Apr
United Airlines Logo
06:50 - 15:55
BCN
-
SFO
18h 05m
1 stop
United Airlines Logo
13:30 - 17:35
SFO
-
BCN
19h 05m
1 stop
£419United Airlines
Tue, 17 Feb - Wed, 4 Mar

Delta flights from Barcelona to San Francisco

Our best Delta deals on Barcelona to San Francisco flight tickets
Delta
18 Feb
BCN06:00Barcelona-El Prat
14h 50m
1 stop
SFO11:50San Francisco
4 Mar
SFO10:20San Francisco
19h 40m
2 stops
BCN15:00Barcelona-El Prat
£395
Delta
3 Mar
BCN06:00Barcelona-El Prat
14h 50m
1 stop
SFO11:50San Francisco
10 Mar
SFO16:03San Francisco
17h 02m
2 stops
BCN17:05Barcelona-El Prat
£395
Delta
18 Feb
BCN06:00Barcelona-El Prat
22h 56m
2 stops
SFO19:56San Francisco
25 Feb
SFO11:02San Francisco
18h 58m
2 stops
BCN15:00Barcelona-El Prat
£397

United Airlines flights from Barcelona to San Francisco

Our best United Airlines deals on Barcelona to San Francisco flight tickets
United Airlines
17 Feb
BCN09:55Barcelona-El Prat
15h 00m
1 stop
SFO15:55San Francisco
3 Mar
SFO00:43San Francisco
22h 37m
2 stops
BCN08:20Barcelona-El Prat
£416
United Airlines
17 Feb
BCN06:50Barcelona-El Prat
18h 05m
1 stop
SFO15:55San Francisco
4 Mar
SFO13:30San Francisco
19h 05m
1 stop
BCN17:35Barcelona-El Prat
£419
United Airlines
17 Feb
BCN06:50Barcelona-El Prat
14h 50m
1 stop
SFO12:40San Francisco
5 Mar
SFO10:35San Francisco
24h 15m
2 stops
BCN19:50Barcelona-El Prat
£419

momondo Fare Finder

 
Customise your flight search to find flights from Barcelona 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 279,928 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from Barcelona to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 18/2

11:10-11:50

1 stop33h 40m

San Francisco

Wed 25/2

15:40-17:05

1 stop16h 25m

£394

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 18/2

06:00-11:50

1 stop14h 50m

San Francisco

Wed 4/3

10:20-15:00

2 stops19h 40m

£395

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 3/3

06:00-11:50

1 stop14h 50m

San Francisco

Tue 10/3

16:03-17:05

2 stops17h 02m

£395

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 18/2

06:00-19:56

2 stops22h 56m

San Francisco

Wed 25/2

11:02-15:00

2 stops18h 58m

£397

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 18/2

06:00-16:09

2 stops19h 09m

San Francisco

Wed 25/2

05:55-11:10

2 stops20h 15m

£398

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sun 1/3

06:00-20:57

2 stops23h 57m

San Francisco

Sun 8/3

16:40-17:05

1 stop16h 25m

£399

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Sun 1/3

12:15-23:25

2 stops20h 10m

San Francisco

Sun 8/3

16:40-15:00

1 stop14h 20m

£403

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 17/2

06:50-12:40

1 stop14h 50m

San Francisco

Tue 24/2

06:50-08:20

2 stops16h 30m

£416

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Wed 4/3

13:00-11:50

1 stop31h 50m

San Francisco

Tue 7/4

15:05-14:50

1 stop14h 45m

£416

BarcelonaSan Francisco

BCN - SFO

BCNSFO

Barcelona-El Prat

Tue 17/2

06:50-15:55

1 stop18h 05m

San Francisco

Wed 4/3

13:30-17:35

1 stop19h 05m

£419

Flights are sorted by cheapest return 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 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?

The month of February is, on average, the cheapest month to fly to San Francisco from Barcelona, with most prices found around £338. If you are unable to visit San Francisco during the month of February, then departing from Barcelona during the month March is also very affordable. Most momondo users find prices during this month for around £397.

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

Our most recent data shows that the best time of day to fly to San Francisco is at midday. Flights from Barcelona to San Francisco during this time can be as low as £450. Try not to purchase tickets in the afternoon because they tend to be around £734. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Barcelona to San Francisco flight route?

Fly from Barcelona-El Prat to San Francisco for the best Barcelona - 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 when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £471 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Barcelona for as low as £416 on momondo.

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

There is only 1 cabin class available to choose from on Barcelona to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Barcelona to San Francisco flight deals and tips

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

Fastest flight time

12h 10m

Direct flights

Every day

Airports in San Francisco

1 airport
The fastest flight from Barcelona to San Francisco takes 12h 10m
Direct flights go from Barcelona to San Francisco every day.
There is 1 airport in San Francisco. From Barcelona there are direct flights to San Francisco (SFO).
Search flight deals

  • How far is Barcelona to San Francisco by plane?

    The straight-line distance from Barcelona to San Francisco is 5942.9 mi. Flights usually cover this in 12h 10m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Barcelona to San Francisco Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Barcelona to San Francisco Airport.

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

    The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Sunnyvale
Santa Clara
Seaside
Big Sur
Rohnert Park
Campbell
Palo Alto
Santa Cruz
Roseville
Novato
South San Francisco
Capitola
Aptos
Sausalito
San Bruno
Woodland
Pacific Grove
Redwood City
Mill Valley
Burlingame

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Barcelona to San Francisco . Millions of users trust and use momondo every year so you are in good hands.

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?

Yes momondo offers price alerts on flights to San Francisco from Barcelona. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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