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$400+ Cheap flights from Barcelona-El Prat (BCN) to Oakland, CA (OAK)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — OAK
Aug 24 — Aug 311
Sun 8/24
Sun 8/31
1 adult, Economy
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Cheap flight deals from Barcelona-El Prat to Oakland

Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to Oakland (OAK). 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 August 19, 2025.

Round-trip from

$633
(KLM)

One-way from

$400
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$777
From Barcelona-El Prat to Oakland
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One-way flight from Barcelona-El Prat to Oakland
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Highest demand for flights based on searches. 21% potential increase in price ($172 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Barcelona-El Prat to Oakland

Cheapest flights from Barcelona-El Prat to Oakland
Explore the most affordable flight options available from Barcelona-El Prat to Oakland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 19, 2025.

This Delta deal was found by Cheapflights users on 8/17. 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 11/2611:10 amBCN - OAK
2 stops40h 03mDelta
Sun 11/305:05 pmOAK - BCN
2 stops36h 50mDelta
Deal found 8/17$633
This Delta deal was found by Cheapflights users on 8/18. 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 9/1611:05 amBCN - OAK
2 stops38h 19mDelta
Mon 12/155:55 amOAK - BCN
2 stops17h 45mDelta
Deal found 8/18$637
This Delta deal was found by Cheapflights users on 8/18. 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 9/159:30 amBCN - OAK
2 stops35h 26mDelta
Mon 12/155:55 amOAK - BCN
2 stops17h 45mDelta
Deal found 8/18$638
This Delta deal was found by Cheapflights users on 8/18. 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 9/161:20 pmBCN - OAK
2 stops43h 30mDelta
Sun 12/215:05 pmOAK - BCN
2 stops53h 10mDelta
Deal found 8/18$660
This Delta deal was found by Cheapflights users on 8/18. 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 9/1511:35 amBCN - OAK
2 stops33h 21mDelta
Sun 12/215:05 pmOAK - BCN
2 stops53h 10mDelta
Deal found 8/18$661
This Delta deal was found by Cheapflights users on 8/18. 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 9/161:20 pmBCN - OAK
2 stops55h 36mDelta
Tue 12/165:55 amOAK - BCN
2 stops26h 05mDelta
Deal found 8/18$697
This Delta deal was found by Cheapflights users on 8/18. 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.
Fri 9/199:30 amBCN - OAK
2 stops39h 54mDelta
Tue 12/165:55 amOAK - BCN
2 stops26h 05mDelta
Deal found 8/18$699
This Delta deal was found by Cheapflights users on 8/18. 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 9/159:30 amBCN - OAK
2 stops35h 26mDelta
Tue 12/165:55 amOAK - BCN
2 stops26h 05mDelta
Deal found 8/18$710
This Delta deal was found by Cheapflights users on 8/18. 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.
Sat 9/206:20 amBCN - OAK
2 stops25h 28mDelta
Mon 12/155:55 amOAK - BCN
2 stops41h 45mDelta
Deal found 8/18$752
This Delta deal was found by Cheapflights users on 8/18. 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.
Sat 9/206:20 amBCN - OAK
2 stops25h 28mDelta
Sun 12/215:05 pmOAK - BCN
2 stops53h 10mDelta
Deal found 8/18$763
This Delta deal was found by Cheapflights users on 8/18. 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.
Sat 9/206:20 amBCN - OAK
2 stops25h 28mDelta
Tue 12/165:55 amOAK - BCN
2 stops26h 05mDelta
Deal found 8/18$812

Cheapflights Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat to Oakland 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 August 19, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Oakland that are best for you.

Fly from

Barcelona-El Prat

Fly to

Oakland

Route

Depart

Return

Price

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 9/4

7:40 pm-10:46 pm

2 stops36h 06m

Oakland

Tue 9/9

6:00 am-2:50 pm

2 stops23h 50m

$633

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 11/26

6:00 am-12:24 pm

2 stops39h 24m

Oakland

Sun 11/30

5:05 pm-2:00 pm

2 stops35h 55m

$633

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 9/17

6:20 am-4:24 pm

2 stops19h 04m

Oakland

Mon 12/15

5:55 am-8:40 am

2 stops17h 45m

$637

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Tue 9/16

11:05 am-4:24 pm

2 stops38h 19m

Oakland

Mon 12/15

5:55 am-8:40 am

2 stops17h 45m

$637

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 9/18

6:20 am-11:50 pm

2 stops26h 30m

Oakland

Mon 12/15

5:55 am-8:40 am

2 stops17h 45m

$637

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Mon 9/15

9:30 am-11:56 am

2 stops35h 26m

Oakland

Mon 12/15

5:55 am-8:40 am

2 stops17h 45m

$638

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Fri 9/19

9:30 am-11:56 am

2 stops35h 26m

Oakland

Mon 12/15

5:55 am-8:40 am

2 stops17h 45m

$638

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 9/17

1:20 pm-11:50 pm

2 stops43h 30m

Oakland

Sun 12/21

5:05 pm-7:15 am

2 stops53h 10m

$660

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 9/18

9:20 am-11:50 pm

2 stops47h 30m

Oakland

Sun 12/21

5:05 pm-7:15 am

2 stops53h 10m

$660

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Tue 9/16

1:20 pm-11:50 pm

2 stops43h 30m

Oakland

Sun 12/21

5:05 pm-7:15 am

2 stops53h 10m

$660

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 19 results
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Best time to book a flight from Barcelona-El Prat to Oakland

Have a flexible travel schedule? Discover the best time to fly to Oakland from Barcelona-El Prat 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 Barcelona-El Prat Airport to Oakland

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

Currently, April is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Oakland, California (average of $183). Flying from Barcelona-El Prat Airport to Oakland, California in November is currently the most expensive (average of $259). 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 Barcelona-El Prat to Oakland. 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 into for flights to Oakland from Barcelona-El Prat?

    Oakland (OAK) is the airport you will fly into if you book a flight from Barcelona-El Prat to Oakland. You should not have trouble finding flights to Oakland from Barcelona-El Prat; the airport handles an average of 0 inbound flights from Barcelona-El Prat per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Oakland airport from Barcelona-El Prat. It is only a 7.0 mi journey from Oakland (OAK) to Oakland’s city center.

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

    Delta can get you from Barcelona-El Prat Airport to Oakland, California in just under 39h 24m. Your travel time can differ by up to . The distance from Barcelona-El Prat Airport to Oakland, California is about 5942 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Barcelona-El Prat to Oakland 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 Barcelona-El Prat Airport to Oakland, California?

    Currently, April is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Oakland, California (average of $183). Flying from Barcelona-El Prat Airport to Oakland, California in November is currently the most expensive (average of $259). 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.

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