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Cheap flights from Barcelona to San Francisco from $577

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 9/21. 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 to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
1:25 pm - 4:25 pm
BCN
-
OAK
36h 00m
2 stops
KLM Logo
5:03 pm - 10:45 pm
OAK
-
BCN
20h 42m
2 stops
$707KLM
Thu, Jun 4 - Mon, Jun 8
Delta Logo
9:20 am - 4:25 pm
BCN
-
OAK
40h 05m
2 stops
Delta Logo
12:33 pm - 11:10 am
OAK
-
BCN
37h 37m
2 stops
$762Delta
Thu, Jun 4 - Wed, Jun 17
Delta Logo
1:20 pm - 4:23 pm
BCN
-
OAK
36h 03m
2 stops
Delta Logo
12:33 pm - 11:10 am
OAK
-
BCN
37h 37m
2 stops
$764Delta
Sun, Jun 7 - Wed, Jun 17
British Airways Logo
12:00 pm - 10:54 pm
BCN
-
OAK
19h 54m
2 stops
British Airways Logo
12:20 pm - 1:15 pm
OAK
-
BCN
39h 55m
2 stops
$815British Airways
Thu, Oct 1 - Mon, Oct 5
British Airways Logo
10:15 am - 10:54 pm
BCN
-
OAK
21h 39m
2 stops
British Airways Logo
7:00 am - 9:40 am
OAK
-
BCN
41h 40m
2 stops
$816British Airways
Thu, Oct 1 - Mon, Oct 5
Delta Logo
6:20 am - 4:25 pm
BCN
-
OAK
19h 05m
2 stops
Delta Logo
6:00 am - 11:10 am
OAK
-
BCN
20h 10m
2 stops
$837Delta
Thu, Jun 4 - Thu, Jun 18
British Airways Logo
10:15 am - 11:59 pm
BCN
-
OAK
22h 44m
2 stops
British Airways Logo
10:22 am - 6:40 pm
OAK
-
BCN
23h 18m
2 stops
$839British Airways
Thu, Jun 4 - Tue, Jun 16
British Airways Logo
8:35 pm - 11:59 pm
BCN
-
OAK
36h 24m
2 stops
British Airways Logo
10:22 am - 6:40 pm
OAK
-
BCN
23h 18m
2 stops
$856British Airways
Fri, Jun 5 - Tue, Jun 16
British Airways Logo
8:40 pm - 11:59 pm
BCN
-
OAK
36h 19m
2 stops
British Airways Logo
10:22 am - 10:40 pm
OAK
-
BCN
27h 18m
2 stops
$862British Airways
Sun, Jun 7 - Tue, Jun 16
Delta Logo
6:20 am - 11:54 pm
BCN
-
OAK
26h 34m
2 stops
Delta Logo
6:00 am - 5:10 pm
OAK
-
BCN
26h 10m
2 stops
$864Delta
Tue, Jun 16 - Tue, Jun 23

KLM flights from Barcelona to Oakland, California

Our best KLM deals on Barcelona to Oakland, California flight tickets
KLM
May 28
BCN5:20 pmBarcelona-El Prat
32h 05m
2 stops
OAK4:25 pmOakland
Jun 3
OAK5:05 pmOakland
20h 40m
2 stops
BCN10:45 pmBarcelona-El Prat
$705
KLM
Jun 4
BCN1:25 pmBarcelona-El Prat
36h 00m
2 stops
OAK4:25 pmOakland
Jun 8
OAK5:03 pmOakland
20h 42m
2 stops
BCN10:45 pmBarcelona-El Prat
$707
KLM
Jun 30
BCN6:20 amBarcelona-El Prat
26h 34m
2 stops
OAK11:54 pmOakland
Jul 7
OAK6:00 amOakland
20h 10m
2 stops
BCN11:10 amBarcelona-El Prat
$904

British Airways flights from Barcelona to Oakland, California

Our best British Airways deals on Barcelona to Oakland, California flight tickets
British Airways
Oct 1
BCN12:00 pmBarcelona-El Prat
19h 54m
2 stops
OAK10:54 pmOakland
Oct 5
OAK12:20 pmOakland
39h 55m
2 stops
BCN1:15 pmBarcelona-El Prat
$815
British Airways
Oct 1
BCN10:15 amBarcelona-El Prat
21h 39m
2 stops
OAK10:54 pmOakland
Oct 5
OAK7:00 amOakland
41h 40m
2 stops
BCN9:40 amBarcelona-El Prat
$816
British Airways
Jun 4
BCN10:15 amBarcelona-El Prat
22h 44m
2 stops
OAK11:59 pmOakland
Jun 16
OAK10:22 amOakland
23h 18m
2 stops
BCN6:40 pmBarcelona-El Prat
$839

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona to Oakland, California 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 May 19, 2026.
Use the filters below to find and compare flights from Barcelona to Oakland, California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 6/4

1:25 pm-4:25 pm

2 stops36h 00m

Oakland

Mon 6/8

5:03 pm-10:45 pm

2 stops20h 42m

$707

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 6/4

9:20 am-4:25 pm

2 stops40h 05m

Oakland

Wed 6/17

12:33 pm-11:10 am

2 stops37h 37m

$762

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Sun 6/7

1:20 pm-4:23 pm

2 stops36h 03m

Oakland

Wed 6/17

12:33 pm-11:10 am

2 stops37h 37m

$764

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 10/1

12:00 pm-10:54 pm

2 stops19h 54m

Oakland

Mon 10/5

12:20 pm-1:15 pm

2 stops39h 55m

$815

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 10/1

10:15 am-10:54 pm

2 stops21h 39m

Oakland

Mon 10/5

7:00 am-9:40 am

2 stops41h 40m

$816
Quickest round-trip

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 6/4

6:20 am-4:25 pm

2 stops19h 05m

Oakland

Thu 6/18

6:00 am-11:10 am

2 stops20h 10m

$837

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 6/4

10:15 am-11:59 pm

2 stops22h 44m

Oakland

Tue 6/16

10:22 am-6:40 pm

2 stops23h 18m

$839

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Fri 6/5

8:35 pm-11:59 pm

2 stops36h 24m

Oakland

Tue 6/16

10:22 am-6:40 pm

2 stops23h 18m

$856

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Sun 6/7

8:40 pm-11:59 pm

2 stops36h 19m

Oakland

Tue 6/16

10:22 am-10:40 pm

2 stops27h 18m

$862

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Tue 6/16

6:20 am-11:54 pm

2 stops26h 34m

Oakland

Tue 6/23

6:00 am-5:10 pm

2 stops26h 10m

$864

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 to Oakland, California

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 airline that flies from Barcelona to Oakland?

British Airways is the most popular carrier operating from Barcelona to Oakland

What airlines fly to Oakland, California?

Lufthansa, United Airlines and Iberia are the top three most popular airlines that fly to Oakland, California from Barcelona according to our data. Lufthansa is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Oakland, California. Keep in mind that there are 10 different airlines that fly to Oakland, California on a routine basis, so you have a few additional options to choose from.

Cheap Barcelona to Oakland, California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Barcelona to Oakland, California

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Barcelona to Oakland, California takes 17h 55m
There are no direct flights from Barcelona to Oakland, California. There are no popular flight routes from Barcelona to Oakland, California.
Search flight deals

Frequently asked questions about flying from Barcelona to Oakland, California

  • How far is Barcelona to Oakland by plane?

    There are 5937.3 mi between Barcelona and Oakland. By plane, this route typically takes 17h 55m.

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

    Prices for flights from Barcelona to Oakland Airport refresh daily.

  • How old do you have to be to fly from Barcelona to Oakland 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 to Oakland Airport.

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

    The required travel and health documents for your Oakland 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 Oakland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Barcelona to Oakland for you.

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

Flights from Barcelona to Oakland 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 Oakland?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Oakland from Barcelona.

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

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

An easier way to manage your Oakland, California trip

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