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Barcelona-El Prat

$298+ Cheap flights from Oakland, CA (OAK) to Barcelona-El Prat (BCN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BCN
Apr 12 — Apr 191
Ahad 4/12
Ahad 4/19
1 adult, Economy
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Cheap flight deals from Oakland to Barcelona-El Prat

Cheapest flights from Oakland to Barcelona-El Prat
Explore the most affordable flight options available from Oakland to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on Mac 13, 2026.

This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Selasa 3/245:55 am
OAK
-
BCN
2 stops24h 05m
Delta
Rabu 4/16:20 am
BCN
-
OAK
2 stops18h 40m
Delta
Deal found 3/8$585
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 3/235:55 am
OAK
-
BCN
2 stops42h 55m
Delta
Rabu 4/19:20 am
BCN
-
OAK
2 stops47h 26m
Delta
Deal found 3/8$587
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Selasa 3/175:55 am
OAK
-
BCN
2 stops25h 05m
Delta
Selasa 3/3110:05 am
BCN
-
OAK
2 stops38h 55m
Delta
Deal found 3/8$605
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sabtu 3/215:55 pm
OAK
-
BCN
2 stops54h 55m
Delta
Selasa 3/3110:05 am
BCN
-
OAK
2 stops46h 41m
Delta
Deal found 3/8$612
This Delta deal was found by Cheapflights users on 3/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Ahad 4/195:55 am
OAK
-
BCN
2 stops21h 55m
Delta
Rabu 4/293:15 pm
BCN
-
OAK
2 stops29h 38m
Delta
Deal found 3/12$631
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 3/235:55 am
OAK
-
BCN
2 stops24h 05m
Delta
Rabu 4/811:00 am
BCN
-
OAK
2 stops21h 46m
Delta
Deal found 3/11$634
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Selasa 3/245:55 am
OAK
-
BCN
2 stops24h 05m
Delta
Selasa 3/319:20 am
BCN
-
OAK
2 stops47h 26m
Delta
Deal found 3/8$681
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 3/235:55 am
OAK
-
BCN
2 stops42h 55m
Delta
Selasa 3/319:20 am
BCN
-
OAK
2 stops39h 40m
Delta
Deal found 3/8$683
This Delta deal was found by Cheapflights users on 3/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Selasa 3/175:55 am
OAK
-
BCN
2 stops24h 05m
Delta
Isnin 3/306:20 am
BCN
-
OAK
2 stops38h 31m
Delta
Deal found 3/11$692
This Delta deal was found by Cheapflights users on 3/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Ahad 3/295:55 am
OAK
-
BCN
2 stops24h 40m
Delta
Jumaat 4/246:20 am
BCN
-
OAK
2 stops26h 34m
Delta
Deal found 3/9$697
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Selasa 3/245:55 am
OAK
-
BCN
2 stops24h 05m
Delta
Isnin 3/3012:20 pm
BCN
-
OAK
2 stops44h 26m
Delta
Deal found 3/8$700
This Delta deal was found by Cheapflights users on 3/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Isnin 3/235:55 am
OAK
-
BCN
2 stops42h 55m
Delta
Isnin 3/3012:20 pm
BCN
-
OAK
2 stops36h 40m
Delta
Deal found 3/8$702

Find flight deals from Oakland to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Barcelona-El Prat (BCN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated Mac 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$585
(Delta)

One-way from

$298
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$605
Provider with most accurate pricing for Oakland-Barcelona-El Prat flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Barcelona-El Prat flights.
Search Deals
From Oakland to Barcelona-El Prat
Search Deals
One-way flight from Oakland to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Barcelona-El Prat 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, Cheapflights users made 2,558,603 searches. Data last updated Mac 13, 2026.
Use the filters below to find and compare flights from Oakland to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sabtu 5/9

2:09 pm-2:45 pm

2 stops39h 36m

Barcelona-El Prat

Sabtu 5/23

3:45 pm-11:59 pm

2 stops41h 14m

$954

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Jumaat 5/22

5:05 pm-11:10 am

2 stops33h 05m

Barcelona-El Prat

Sabtu 5/30

3:15 pm-4:25 pm

2 stops34h 10m

$1,005

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Jumaat 9/4

12:49 pm-8:05 pm

2 stops22h 16m

Barcelona-El Prat

Isnin 9/14

10:05 am-10:50 pm

2 stops21h 45m

$1,094

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sabtu 6/27

5:55 am-8:35 am

2 stops41h 40m

Barcelona-El Prat

Isnin 7/13

6:20 am-4:31 pm

2 stops19h 11m

$1,102
Quickest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Isnin 3/30

5:55 am-3:35 pm

2 stops24h 40m

Barcelona-El Prat

Ahad 4/5

6:20 am-4:00 pm

2 stops18h 40m

$1,134

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Rabu 3/25

5:55 am-11:10 am

2 stops21h 15m

Barcelona-El Prat

Ahad 3/29

12:20 pm-11:51 am

2 stops56h 31m

$1,153

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Jumaat 6/26

5:05 pm-11:10 am

2 stops33h 05m

Barcelona-El Prat

Isnin 7/13

6:20 am-4:31 pm

2 stops19h 11m

$1,172

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Jumaat 4/17

7:00 am-7:00 pm

2 stops27h 00m

Barcelona-El Prat

Selasa 4/21

6:35 pm-10:32 pm

2 stops36h 57m

$1,179

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Selasa 3/31

5:55 am-2:50 pm

2 stops23h 55m

Barcelona-El Prat

Isnin 4/6

6:10 am-11:46 pm

2 stops26h 36m

$1,293
Cheapest one-way

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sabtu 5/9

5:55 pm-5:10 pm

2 stops38h 15m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Compare providers for flights from Oakland to Barcelona-El Prat

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oakland to Barcelona-El Prat in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oakland, California-Barcelona-El Prat Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Barcelona-El Prat Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oakland, California-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Barcelona-El Prat Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Oakland, California-Barcelona-El Prat Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Oakland to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Oakland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oakland to Barcelona-El Prat Airport

What is the cheapest month to book a flight from Oakland, California to Barcelona-El Prat Airport?

Currently, April is the cheapest month in which you can book a flight from Oakland, California to Barcelona-El Prat Airport (average of $371). Flying from Oakland, California to Barcelona-El Prat Airport in June is currently the most expensive (average of $698). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Oakland to Barcelona-El Prat. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Oakland to Barcelona-El Prat?

    Located just 7.0 mi from the city center, Oakland is the airport most travelers will use when flying to Barcelona-El Prat from Oakland. Booking flights from Oakland (OAK) to Barcelona-El Prat should be relatively easy as there are 0 daily outbound flights to Barcelona-El Prat from 0 different airlines.

  • How long is the flight from Oakland, California to Barcelona-El Prat Airport?

    Delta can get you from Oakland, California to Barcelona-El Prat Airport in just under 24h 05m. Your travel time can differ by up to . The distance from Oakland, California to Barcelona-El Prat Airport is about 5942 mi.

  • Can I find deals for flights from Oakland to Barcelona-El Prat that include hotel bookings?

    Yes. In addition to deals on Oakland to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oakland to Barcelona-El Prat?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oakland to Barcelona-El Prat.

  • Can I find deals for business class flights from Oakland to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from Oakland to Barcelona-El Prat by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oakland, California to Barcelona-El Prat Airport?

    Currently, April is the cheapest month in which you can book a flight from Oakland, California to Barcelona-El Prat Airport (average of $371). Flying from Oakland, California to Barcelona-El Prat Airport in June is currently the most expensive (average of $698). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Roses
Calella
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar

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