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Barcelona-El Prat

$326+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BCN
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
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 July 27, 2026.

This Delta deal was found by Cheapflights users on 7/26. 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.
Sun 9/205:00 pm
OAK
-
BCN
2 stops57h 10m
Delta
Tue 10/63:15 pm
BCN
-
OAK
2 stops41h 41m
Delta
Deal found 7/26$702
This American Airlines deal was found by Cheapflights users on 7/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:15 pm
OAK
-
BCN
2 stops19h 25m
Multiple Airlines
Tue 9/2910:30 am
BCN
-
OAK
2 stops19h 58m
Multiple Airlines
Deal found 7/26$713
This Delta deal was found by Cheapflights users on 7/24. 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.
Mon 9/215:00 pm
OAK
-
BCN
2 stops33h 10m
Delta
Fri 10/161:20 pm
BCN
-
OAK
2 stops19h 36m
Delta
Deal found 7/24$716
This Delta deal was found by Cheapflights users on 7/24. 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.
Mon 9/216:00 am
OAK
-
BCN
2 stops23h 50m
Delta
Thu 10/156:20 am
BCN
-
OAK
2 stops26h 36m
Delta
Deal found 7/24$720
This Delta deal was found by Cheapflights users on 7/22. 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.
Mon 9/215:00 pm
OAK
-
BCN
2 stops33h 10m
Delta
Tue 10/131:25 pm
BCN
-
OAK
2 stops43h 31m
Delta
Deal found 7/22$721
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:15 pm
OAK
-
BCN
2 stops21h 15m
Multiple Airlines
Wed 10/149:20 pm
BCN
-
OAK
2 stops30h 34m
Multiple Airlines
Deal found 7/22$724
This Delta deal was found by Cheapflights users on 7/22. 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.
Sun 9/2012:29 pm
OAK
-
BCN
2 stops36h 46m
Delta
Wed 10/146:20 am
BCN
-
OAK
2 stops19h 03m
Delta
Deal found 7/22$725
This Delta deal was found by Cheapflights users on 7/23. 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.
Sun 11/225:05 pm
OAK
-
BCN
2 stops34h 10m
Delta
Wed 11/251:10 pm
BCN
-
OAK
2 stops36h 22m
Delta
Deal found 7/23$730
This Delta deal was found by Cheapflights users on 7/24. 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.
Tue 9/2212:39 pm
OAK
-
BCN
2 stops34h 56m
Delta
Thu 10/156:20 am
BCN
-
OAK
2 stops26h 36m
Delta
Deal found 7/24$731
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:01 am
OAK
-
BCN
2 stops19h 44m
Multiple Airlines
Wed 10/79:20 pm
BCN
-
OAK
2 stops30h 34m
Multiple Airlines
Deal found 7/24$732
This Delta deal was found by Cheapflights users on 7/24. 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.
Wed 9/235:00 pm
OAK
-
BCN
2 stops33h 10m
Delta
Wed 10/141:20 pm
BCN
-
OAK
2 stops19h 36m
Delta
Deal found 7/24$766

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 July 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$702
(Delta)

One-way from

$326
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$1,037
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. 23% potential increase in price ($230 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 27, 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

Wed 10/14

5:02 pm-11:10 am

2 stops33h 08m

Barcelona-El Prat

Fri 11/6

10:30 am-9:58 pm

2 stops20h 28m

$766
Quickest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sun 9/13

5:00 pm-6:50 pm

2 stops16h 50m

Barcelona-El Prat

Tue 9/29

6:20 am-4:20 pm

2 stops19h 00m

$817

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 9/24

6:00 am-11:10 am

2 stops20h 10m

Barcelona-El Prat

Mon 10/12

1:25 pm-11:56 pm

2 stops43h 31m

$854

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 9/26

6:00 am-8:35 am

2 stops41h 35m

Barcelona-El Prat

Sat 10/10

3:15 pm-4:22 pm

2 stops34h 07m

$875

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sun 10/18

7:02 am-9:20 am

2 stops41h 18m

Barcelona-El Prat

Thu 10/22

12:00 pm-9:45 pm

2 stops18h 45m

$945

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 10/19

7:02 am-10:30 pm

2 stops30h 28m

Barcelona-El Prat

Thu 10/22

10:15 am-9:45 pm

2 stops20h 30m

$946

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 9/21

6:01 am-12:05 pm

2 stops21h 04m

Barcelona-El Prat

Mon 9/28

8:35 pm-6:55 pm

2 stops31h 20m

$961

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 10/30

7:40 pm-1:40 pm

2 stops34h 00m

Barcelona-El Prat

Sun 11/8

2:45 pm-10:35 pm

2 stops40h 50m

$974

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 8/8

5:00 pm-8:35 am

2 stops54h 35m

Barcelona-El Prat

Fri 8/21

10:55 am-11:52 am

2 stops33h 57m

$1,007
Cheapest one-way

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 10/13

6:00 am-11:10 am

2 stops20h 10m

$329

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 21 resultsSorted by cheapest first
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3

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 July.
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.

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 and KLM can get you from Oakland, California to Barcelona-El Prat Airport in just under 16h 50m. Your travel time can differ by up to 16h 18m. The distance from Oakland, California to Barcelona-El Prat Airport is about 5942 mi. This flight may include one or multiple stops.

  • 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.

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

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