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$423+ 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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — OAK
Apr 25 — May 21
Sat 4/25
Sat 5/2
1 adult, Economy
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Cheap 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 March 26, 2026.

This KLM deal was found by Cheapflights users on 3/23. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/97:45 pm
BCN
-
OAK
2 stops29h 15m
Multiple Airlines
Tue 4/145:55 am
OAK
-
BCN
2 stops24h 40m
Multiple Airlines
Deal found 3/23$710
This Delta deal was found by Cheapflights users on 3/26. 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.
Wed 4/226:20 am
BCN
-
OAK
2 stops19h 04m
Delta
Wed 4/295:04 pm
OAK
-
BCN
2 stops16h 46m
Delta
Deal found 3/26$715
This Delta deal was found by Cheapflights users on 3/23. 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.
Mon 4/206:20 am
BCN
-
OAK
2 stops26h 34m
Delta
Mon 4/275:55 am
OAK
-
BCN
2 stops23h 55m
Delta
Deal found 3/23$733
This Delta deal was found by Cheapflights users on 3/25. 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.
Thu 4/2311:00 am
BCN
-
OAK
2 stops21h 54m
Delta
Mon 4/275:55 am
OAK
-
BCN
2 stops23h 55m
Delta
Deal found 3/25$736
This Delta deal was found by Cheapflights users on 3/25. 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 4/206:20 am
BCN
-
OAK
2 stops38h 33m
Delta
Tue 4/285:55 am
OAK
-
BCN
2 stops21h 55m
Delta
Deal found 3/25$737
This Delta deal was found by Cheapflights users on 3/23. 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.
Mon 4/2011:10 am
BCN
-
OAK
2 stops38h 14m
Delta
Wed 4/2912:34 pm
OAK
-
BCN
2 stops36h 41m
Delta
Deal found 3/23$738
This Delta deal was found by Cheapflights users on 3/25. 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 4/246:10 am
BCN
-
OAK
2 stops26h 44m
Delta
Mon 4/275:55 am
OAK
-
BCN
2 stops26h 15m
Delta
Deal found 3/25$740
This Delta deal was found by Cheapflights users on 3/25. 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.
Thu 4/2311:00 am
BCN
-
OAK
2 stops21h 54m
Delta
Wed 4/295:55 am
OAK
-
BCN
2 stops27h 55m
Delta
Deal found 3/25$741
This Delta deal was found by Cheapflights users on 3/23. 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.
Fri 4/246:10 am
BCN
-
OAK
2 stops26h 44m
Delta
Tue 4/285:04 pm
OAK
-
BCN
2 stops34h 46m
Delta
Deal found 3/23$743

Find 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 March 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$710
(KLM)

One-way from

$423
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$631
Provider with most accurate pricing for Barcelona-El Prat-Oakland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Barcelona-El Prat-Oakland flights.
Search Deals
From Barcelona-El Prat to Oakland
Search Deals
One-way flight from Barcelona-El Prat to Oakland
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 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 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 March 26, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to Oakland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Thu 4/9

7:45 pm-4:00 pm

2 stops29h 15m

Oakland

Tue 4/14

5:55 am-3:35 pm

2 stops24h 40m

$710

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 4/22

11:10 am-4:24 pm

2 stops38h 14m

Oakland

Mon 4/27

5:55 am-2:50 pm

2 stops23h 55m

$733

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Mon 4/20

6:20 am-11:54 pm

2 stops26h 34m

Oakland

Tue 4/28

5:04 pm-12:50 pm

2 stops34h 46m

$736

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 4/22

9:20 am-11:54 pm

2 stops47h 34m

Oakland

Tue 4/28

5:04 pm-12:50 pm

2 stops34h 46m

$736

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 4/22

1:25 pm-11:54 pm

2 stops43h 29m

Oakland

Wed 4/29

5:55 am-6:50 pm

2 stops27h 55m

$738

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Mon 4/20

11:10 am-4:24 pm

2 stops38h 14m

Oakland

Wed 4/29

12:34 pm-10:15 am

2 stops36h 41m

$738

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Fri 4/24

6:10 am-11:54 pm

2 stops26h 44m

Oakland

Tue 4/28

5:55 am-12:50 pm

2 stops21h 55m

$743
Quickest round-trip

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Wed 4/22

1:10 pm-10:32 pm

2 stops18h 22m

Oakland

Tue 4/28

2:09 pm-6:40 pm

2 stops19h 31m

$814

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Tue 4/21

6:20 am-4:24 pm

2 stops19h 04m

Oakland

Fri 5/1

5:04 pm-12:50 pm

2 stops58h 46m

$870

BarcelonaOakland

BCN - OAK

BCNOAK

Barcelona-El Prat

Fri 4/24

9:30 pm-10:32 pm

2 stops34h 02m

Oakland

Fri 5/1

2:09 pm-1:30 pm

2 stops38h 21m

$923

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 23 resultsSorted by cheapest first
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  • Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-Oakland, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-Oakland, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-Oakland, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-Oakland, California 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 Barcelona-El Prat Airport-Oakland, California 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 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, March is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Oakland, California (average of $341). Flying from Barcelona-El Prat Airport to Oakland, California in July is currently the most expensive (average of $686). 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 and British Airways can get you from Barcelona-El Prat Airport to Oakland, California in just under 18h 22m. Your travel time can differ by up to 8h 12m. The distance from Barcelona-El Prat Airport to Oakland, California is about 5942 mi. This flight may include one or multiple stops.

  • 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, March is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to Oakland, California (average of $341). Flying from Barcelona-El Prat Airport to Oakland, California in July is currently the most expensive (average of $686). 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

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Alternative routes for Barcelona-El Prat to Oakland

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