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Cheap flights from San Francisco to Barcelona from $210

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Barcelona departing on 9/29. 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 San Francisco to Barcelona

Cheap round-trip flights

Logo
8:30 am - 7:50 amSFO-BCN
14h 20m1 stop
Logo
9:40 am - 4:10 pmBCN-SFO
15h 30m1 stop
$459
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Tue, Sep 23 - Thu, Oct 2
United Airlines Logo
4:30 pm - 8:20 amSFO-BCN
30h 50m1 stop
United Airlines Logo
12:10 pm - 11:11 amBCN-SFO
32h 01m1 stop
$461United Airlines
Find Deal
Sat, Oct 4 - Thu, Oct 16
Logo
11:20 am - 9:35 amSFO-BCN
37h 15m2 stops
Logo
7:50 pm - 4:30 pmBCN-SFO
29h 40m1 stop
$463
Find Deal
Sun, Nov 23 - Mon, Dec 1
TAP AIR PORTUGAL Logo
4:35 pm - 5:15 pmSFO-BCN
15h 40m1 stop
TAP AIR PORTUGAL Logo
9:10 pm - 2:30 pmBCN-SFO
26h 20m1 stop
$464TAP AIR PORTUGAL
Find Deal
Mon, Nov 17 - Tue, Nov 25
Logo
8:30 am - 2:20 pmSFO-BCN
20h 50m2 stops
Logo
12:10 pm - 7:51 pmBCN-SFO
16h 41m1 stop
$465
Find Deal
Tue, Sep 23 - Thu, Oct 2
TAP AIR PORTUGAL Logo
4:35 pm - 5:15 pmSFO-BCN
15h 40m1 stop
TAP AIR PORTUGAL Logo
6:45 am - 2:30 pmBCN-SFO
16h 45m1 stop
$466TAP AIR PORTUGAL
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Wed, Nov 5 - Wed, Nov 12
Lufthansa Logo
9:05 pm - 9:40 pmSFO-BCN
15h 35m1 stop
Lufthansa Logo
6:50 am - 12:40 pmBCN-SFO
14h 50m1 stop
$472Lufthansa
Find Deal
Mon, Oct 6 - Wed, Oct 15
Iberia Logo
6:20 pm - 10:50 pmSFO-BCN
19h 30m1 stop
Iberia Logo
1:30 pm - 10:54 pmBCN-SFO
18h 24m1 stop
$494Iberia
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Wed, Sep 17 - Wed, Sep 24
Iberia Logo
8:10 pm - 4:45 pmSFO-BCN
11h 35mnonstop
Iberia Logo
11:00 am - 9:07 pmBCN-SFO
19h 07m1 stop
$504Iberia
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Sat, Oct 18 - Tue, Nov 18
British Airways Logo
11:32 am - 8:30 pmSFO-BCN
23h 58m2 stops
British Airways Logo
7:45 am - 7:02 pmBCN-SFO
20h 17m2 stops
$512British Airways
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Wed, Sep 17 - Thu, Sep 25

Delta flights from San Francisco to Barcelona

Our best Delta deals on San Francisco to Barcelona flight tickets
Delta
Oct 1
SFO6:15 amSan Francisco
16h 00m
1 stop
BCN7:15 amBarcelona-El Prat
Oct 15
BCN9:30 amBarcelona-El Prat
20h 10m
1 stop
SFO8:40 pmSan Francisco
$484
Find similar
Delta
Sep 23
SFO5:50 amSan Francisco
16h 25m
2 stops
BCN7:15 amBarcelona-El Prat
Oct 3
BCN9:30 amBarcelona-El Prat
22h 39m
2 stops
SFO11:09 pmSan Francisco
$488
Find similar
Delta
Sep 20
SFO9:38 pmSan Francisco
24h 37m
1 stop
BCN7:15 amBarcelona-El Prat
Oct 1
BCN6:10 amBarcelona-El Prat
20h 08m
2 stops
SFO5:18 pmSan Francisco
$511
Find similar

Iberia flights from San Francisco to Barcelona

Our best Iberia deals on San Francisco to Barcelona flight tickets
Iberia
Sep 17
SFO6:20 pmSan Francisco
19h 30m
1 stop
BCN10:50 pmBarcelona-El Prat
Sep 24
BCN1:30 pmBarcelona-El Prat
18h 24m
1 stop
SFO10:54 pmSan Francisco
$494
Find similar
Iberia
Oct 18
SFO8:10 pmSan Francisco
11h 35m
BCN4:45 pmBarcelona-El Prat
Nov 18
BCN11:00 amBarcelona-El Prat
19h 07m
1 stop
SFO9:07 pmSan Francisco
$504
Find similar
Iberia
Sep 4
SFO7:25 pmSan Francisco
11h 35m
BCN4:00 pmBarcelona-El Prat
Sep 16
BCN12:50 pmBarcelona-El Prat
16h 42m
1 stop
SFO8:32 pmSan Francisco
$604
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Francisco to Barcelona 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 August 25, 2025.
Use the filters below to find and compare flights from San Francisco to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Tue 9/23

8:30 am-7:50 am

1 stop14h 20m

Barcelona-El Prat

Thu 10/2

9:40 am-4:10 pm

1 stop15h 30m

$459

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Sat 10/4

4:30 pm-8:20 am

1 stop30h 50m

Barcelona-El Prat

Thu 10/16

12:10 pm-11:11 am

1 stop32h 01m

$461

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Sun 11/23

11:20 am-9:35 am

2 stops37h 15m

Barcelona-El Prat

Mon 12/1

7:50 pm-4:30 pm

1 stop29h 40m

$463

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Mon 11/17

4:35 pm-5:15 pm

1 stop15h 40m

Barcelona-El Prat

Tue 11/25

9:10 pm-2:30 pm

1 stop26h 20m

$464

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Tue 9/23

8:30 am-2:20 pm

2 stops20h 50m

Barcelona-El Prat

Thu 10/2

12:10 pm-7:51 pm

1 stop16h 41m

$465

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Wed 11/5

4:35 pm-5:15 pm

1 stop15h 40m

Barcelona-El Prat

Wed 11/12

6:45 am-2:30 pm

1 stop16h 45m

$466

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Mon 10/6

9:05 pm-9:40 pm

1 stop15h 35m

Barcelona-El Prat

Wed 10/15

6:50 am-12:40 pm

1 stop14h 50m

$472

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Wed 9/17

6:20 pm-10:50 pm

1 stop19h 30m

Barcelona-El Prat

Wed 9/24

1:30 pm-10:54 pm

1 stop18h 24m

$494

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Sat 10/18

8:10 pm-4:45 pm

Nonstop11h 35m

Barcelona-El Prat

Tue 11/18

11:00 am-9:07 pm

1 stop19h 07m

$504

San FranciscoBarcelona

SFO - BCN

SFOBCN

San Francisco

Wed 9/17

11:32 am-8:30 pm

2 stops23h 58m

Barcelona-El Prat

Thu 9/25

7:45 am-7:02 pm

2 stops20h 17m

$512

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 Barcelona from

How to get the cheapest flight ticket from San Francisco to Barcelona

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 Barcelona?

The month of January is, on average, the cheapest month to fly to Barcelona from San Francisco, with most prices found around $528. If you don’t want to visit Barcelona in January, then you should wait until March to fly from San Francisco, when ticket prices are also cheap, with an average price of $550.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from San Francisco to Barcelona is on a Tuesday when prices can be found for as low as $770. On the other hand, Friday is the most expensive day to depart from San Francisco because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $948.

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

In the evening is the cheapest time of day to fly from San Francisco to Barcelona when you can find flight prices for as low as $800. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $932 on average. Flights to Barcelona from San Francisco in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest San Francisco to Barcelona flight route?

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

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $723 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from San Francisco for as low as $663 on momondo.

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

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

Cheap San Francisco to Barcelona flight deals and tips

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

Fastest flight time

11h 30m

Direct flights

Every day

Airports in Barcelona

1 airport
The fastest flight from San Francisco to Barcelona takes 11h 30m
Direct flights go from San Francisco to Barcelona every day.
There is 1 airport near Barcelona: Barcelona-El Prat (BCN)
Search flight deals

  • How far is San Francisco to Barcelona by plane?

    A flight from San Francisco to Barcelona will travel around 5942.9 mi. A reasonable flight in good conditions will take 11h 30m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Barcelona.

  • What documentation or ID do you need to fly to Barcelona?

    The necessary travel and health documents for your Barcelona trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Francisco to Barcelona

Compare and see reviews for airlines that fly from San Francisco to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
LEVELPriceFrom $323Free CancellationRating
0.0
0 reviews
Search LEVEL flights
TAP AIR PORTUGALPriceFrom $367Free CancellationRating
7.1
1,962 reviews
Search TAP AIR PORTUGAL flights
LEVELPriceFrom $374Free CancellationRating
4.0
4 reviews
Search LEVEL flights
Virgin AtlanticPriceFrom $404Free CancellationRating
7.4
658 reviews
Search Virgin Atlantic flights
FinnairPriceFrom $418Free CancellationRating
7.6
1,320 reviews
Search Finnair flights
VuelingPriceFrom $447Free CancellationRating
7.1
1,180 reviews
Search Vueling flights
SWISSPriceFrom $448Free CancellationRating
7.6
1,710 reviews
Search SWISS flights
Air CanadaPriceFrom $456Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Scandinavian AirlinesPriceFrom $478Free CancellationRating
7.4
1,473 reviews
Search Scandinavian Airlines flights
British AirwaysPriceFrom $481Free CancellationRating
6.7
7,305 reviews
Search British Airways flights

Why use momondo?

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

Finding the right flight to Barcelona from San Francisco is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Barcelona quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for San Francisco to Barcelona flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between San Francisco and Barcelona by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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

An easier way to manage your Barcelona 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.
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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 46.7 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport