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Cheap flights from Oakland, California to Barcelona from $421

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oakland, California to Barcelona departing on 8/24. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Oakland, California to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:03 pm - 12:50 pm
OAK
-
BCN
34h 47m
2 stops
Delta Logo
11:00 am - 11:56 pm
BCN
-
OAK
21h 56m
2 stops
$731Delta
Sat, Oct 3 - Thu, Oct 15
Delta Logo
6:00 am - 2:50 pm
OAK
-
BCN
23h 50m
2 stops
Delta Logo
6:20 am - 11:56 pm
BCN
-
OAK
26h 36m
2 stops
$735Delta
Mon, Oct 5 - Wed, Oct 14
Delta Logo
5:03 pm - 12:50 pm
OAK
-
BCN
34h 47m
2 stops
Delta Logo
6:20 am - 11:56 pm
BCN
-
OAK
26h 36m
2 stops
$736Delta
Sat, Oct 3 - Tue, Oct 13
Delta Logo
5:03 pm - 8:45 am
OAK
-
BCN
54h 42m
2 stops
Delta Logo
11:00 am - 11:56 pm
BCN
-
OAK
21h 56m
2 stops
$742Delta
Fri, Oct 2 - Thu, Oct 15
Delta Logo
12:29 pm - 8:45 am
OAK
-
BCN
59h 16m
2 stops
Delta Logo
6:20 am - 11:56 pm
BCN
-
OAK
26h 36m
2 stops
$747Delta
Fri, Oct 2 - Tue, Oct 13
Multiple Airlines Logo
1:15 pm - 2:00 pm
OAK
-
BCN
16h 45m
2 stops
Multiple Airlines Logo
8:10 pm - 4:32 pm
BCN
-
OAK
29h 22m
2 stops
$785Multiple Airlines
Fri, Oct 30 - Mon, Nov 9
Delta Logo
5:03 pm - 6:50 pm
OAK
-
BCN
16h 47m
2 stops
Delta Logo
1:20 pm - 11:56 pm
BCN
-
OAK
19h 36m
2 stops
$790Delta
Fri, Oct 2 - Fri, Oct 9
Delta Logo
1:15 pm - 2:00 pm
OAK
-
BCN
16h 45m
2 stops
Delta Logo
11:15 am - 12:25 pm
BCN
-
OAK
58h 10m
2 stops
$791Delta
Fri, Oct 30 - Mon, Nov 9
Delta Logo
5:03 pm - 11:10 am
OAK
-
BCN
57h 07m
2 stops
Delta Logo
1:20 pm - 11:59 pm
BCN
-
OAK
19h 39m
2 stops
$792Delta
Tue, Sep 15 - Fri, Oct 2
Delta Logo
5:05 pm - 11:10 am
OAK
-
BCN
57h 05m
2 stops
Delta Logo
6:20 am - 4:32 pm
BCN
-
OAK
19h 12m
2 stops
$797Delta
Tue, Oct 6 - Wed, Oct 14

Delta flights from Oakland, California to Barcelona

Our best Delta deals on Oakland, California to Barcelona flight tickets
Delta
Oct 3
OAK5:03 pmOakland
34h 47m
2 stops
BCN12:50 pmBarcelona-El Prat
Oct 15
BCN11:00 amBarcelona-El Prat
21h 56m
2 stops
OAK11:56 pmOakland
$731
Delta
Oct 5
OAK6:00 amOakland
23h 50m
2 stops
BCN2:50 pmBarcelona-El Prat
Oct 15
BCN11:00 amBarcelona-El Prat
21h 56m
2 stops
OAK11:56 pmOakland
$735
Delta
Oct 3
OAK5:03 pmOakland
34h 47m
2 stops
BCN12:50 pmBarcelona-El Prat
Oct 13
BCN6:20 amBarcelona-El Prat
26h 36m
2 stops
OAK11:56 pmOakland
$736

momondo Fare Finder

 
Customize your flight search to find flights from Oakland, California 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 June 6, 2026.
Use the filters below to find and compare flights from Oakland, California to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 10/3

5:03 pm-12:50 pm

2 stops34h 47m

Barcelona-El Prat

Thu 10/15

11:00 am-11:56 pm

2 stops21h 56m

$731

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 10/5

6:00 am-2:50 pm

2 stops23h 50m

Barcelona-El Prat

Wed 10/14

6:20 am-11:56 pm

2 stops26h 36m

$735

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 10/3

5:03 pm-12:50 pm

2 stops34h 47m

Barcelona-El Prat

Tue 10/13

6:20 am-11:56 pm

2 stops26h 36m

$736

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 10/2

5:03 pm-8:45 am

2 stops54h 42m

Barcelona-El Prat

Thu 10/15

11:00 am-11:56 pm

2 stops21h 56m

$742

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 10/2

12:29 pm-8:45 am

2 stops59h 16m

Barcelona-El Prat

Tue 10/13

6:20 am-11:56 pm

2 stops26h 36m

$747

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 10/30

1:15 pm-2:00 pm

2 stops16h 45m

Barcelona-El Prat

Mon 11/9

8:10 pm-4:32 pm

2 stops29h 22m

$785
Quickest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 10/2

5:03 pm-6:50 pm

2 stops16h 47m

Barcelona-El Prat

Fri 10/9

1:20 pm-11:56 pm

2 stops19h 36m

$790

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 10/30

1:15 pm-2:00 pm

2 stops16h 45m

Barcelona-El Prat

Mon 11/9

11:15 am-12:25 pm

2 stops58h 10m

$791

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 9/15

5:03 pm-11:10 am

2 stops57h 07m

Barcelona-El Prat

Fri 10/2

1:20 pm-11:59 pm

2 stops19h 39m

$792

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 10/6

5:05 pm-11:10 am

2 stops57h 05m

Barcelona-El Prat

Wed 10/14

6:20 am-4:32 pm

2 stops19h 12m

$797

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 Oakland, California 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 day to depart on your flight to Barcelona?

The cheapest day to depart from Oakland, California to Barcelona is on a Tuesday when prices can be found for as low as $742. On the other hand, Friday is the most expensive day to depart from Oakland, California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $950.

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 Oakland, California to Barcelona when you can find flight prices for as low as $712. 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 $878 on average. Flights to Barcelona from Oakland, California in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Cheap Oakland, California to Barcelona flight deals and tips

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

Fastest flight time

20h 02m

Direct flights

None
The fastest flight from Oakland, California to Barcelona takes 20h 02m
There are no direct flights from Oakland, California to Barcelona. There are no popular flight routes from Oakland, California to Barcelona.
Search flight deals

Frequently asked questions about flying from Oakland, California to Barcelona

  • How far is Oakland to Barcelona by plane?

    A flight from Oakland to Barcelona will travel around 5937.3 mi. In terms of flight time, this usually takes a little over 20h 02m.

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

    Prices for flights from Oakland Airport to Barcelona refresh daily.

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

    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 Oakland 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.

Why use momondo?

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

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

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

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

How can momondo help me find flights from Oakland to Barcelona?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Oakland to Barcelona.

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

Yes. momondo can track prices for Oakland to Barcelona flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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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