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Barcelona-El Prat

$338+ 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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BCN
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 September 11, 2025.

Round-trip from

$438
(American Airlines)

One-way from

$338
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$670
From Oakland to Barcelona-El Prat
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One-way flight from Oakland to Barcelona-El Prat
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Highest demand for flights based on searches. 21% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 9/2012:37 pmOAK - BCN
2 stops33h 38mDelta
Fri 10/311:35 amBCN - OAK
2 stops44h 13mDelta
Deal found 9/9$426
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/156:40 amOAK - BCN
2 stops18h 30mMultiple Airlines
Wed 10/2210:45 amBCN - OAK
2 stops22h 18mMultiple Airlines
Deal found 9/10$438
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 12/85:45 amOAK - BCN
2 stops41h 55mDelta
Tue 12/1610:55 amBCN - OAK
2 stops38h 19mDelta
Deal found 9/9$444
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/108:03 pmOAK - BCN
2 stops27h 57mMultiple Airlines
Wed 11/1912:50 pmBCN - OAK
2 stops30h 35mMultiple Airlines
Deal found 9/10$449
This Delta deal was found by Cheapflights users on 9/9. 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.
Tue 12/95:45 amOAK - BCN
2 stops24h 15mDelta
Tue 12/1610:55 amBCN - OAK
2 stops46h 13mDelta
Deal found 9/9$462
This Delta deal was found by Cheapflights users on 9/9. 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.
Sun 12/712:30 pmOAK - BCN
2 stops43h 35mDelta
Tue 12/1610:55 amBCN - OAK
2 stops38h 19mDelta
Deal found 9/9$463
This Delta deal was found by Cheapflights users on 9/10. 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 11/185:45 amOAK - BCN
2 stops17h 55mDelta
Tue 11/256:00 amBCN - OAK
2 stops27h 03mDelta
Deal found 9/10$466
This Delta deal was found by Cheapflights users on 9/9. 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.
Mon 9/2212:37 pmOAK - BCN
2 stops33h 38mDelta
Mon 10/1311:05 amBCN - OAK
2 stops45h 48mDelta
Deal found 9/9$467
This Delta deal was found by Cheapflights users on 9/10. 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 11/1512:28 pmOAK - BCN
2 stops59h 12mDelta
Tue 11/256:00 amBCN - OAK
2 stops27h 03mDelta
Deal found 9/10$471
This Delta deal was found by Cheapflights users on 9/10. 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 11/154:51 pmOAK - BCN
2 stops54h 49mDelta
Mon 11/2411:10 amBCN - OAK
2 stops57h 38mDelta
Deal found 9/10$472
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 9/206:00 amOAK - BCN
2 stops42h 20mDelta
Mon 10/1311:05 amBCN - OAK
2 stops45h 48mDelta
Deal found 9/9$477
This Delta deal was found by Cheapflights users on 9/10. 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 9/206:00 amOAK - BCN
2 stops40h 15mDelta
Wed 10/86:20 amBCN - OAK
2 stops26h 33mDelta
Deal found 9/10$478

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 September 11, 2025.
Use the filters below to find and compare flights from Oakland to Barcelona-El Prat Airport that are best for you.

Fly from

Oakland

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 12/8

5:45 am-8:40 am

2 stops41h 55m

Barcelona-El Prat

Mon 12/15

11:10 am-12:08 am

2 stops45h 58m

$472

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Tue 11/18

5:45 am-8:40 am

2 stops17h 55m

Barcelona-El Prat

Wed 11/26

10:55 am-11:48 am

2 stops33h 53m

$480

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 10/6

5:55 am-2:50 pm

2 stops23h 55m

Barcelona-El Prat

Thu 10/16

6:20 am-11:53 pm

2 stops26h 33m

$482

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 12/8

5:45 am-8:40 am

2 stops41h 55m

Barcelona-El Prat

Sun 12/14

10:55 am-12:08 am

2 stops46h 13m

$499

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 11/28

5:45 am-3:00 pm

2 stops24h 15m

Barcelona-El Prat

Thu 12/4

10:55 am-12:08 am

2 stops46h 13m

$512

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 12/11

5:45 am-5:05 pm

2 stops26h 20m

Barcelona-El Prat

Tue 12/16

10:55 am-12:08 am

2 stops46h 13m

$513

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 12/10

12:30 pm-8:40 am

2 stops35h 10m

Barcelona-El Prat

Wed 12/24

10:55 am-10:47 pm

2 stops44h 52m

$525

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 11/8

5:00 pm-11:10 am

2 stops33h 10m

Barcelona-El Prat

Sat 11/22

6:00 am-4:11 pm

2 stops19h 11m

$530

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 12/11

5:45 am-2:00 pm

2 stops23h 15m

Barcelona-El Prat

Wed 12/24

9:30 am-11:54 am

2 stops35h 24m

$532

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 11/29

5:45 am-11:10 am

2 stops20h 25m

Barcelona-El Prat

Sun 12/7

6:00 am-4:14 pm

2 stops19h 14m

$580

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 23 results
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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, January is the cheapest month in which you can book a flight from Oakland, California to Barcelona-El Prat Airport (average of $523). Flying from Oakland, California to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,059). 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.

What is the cheapest time of day to fly from OAK to BCN?

Find hourly flight availability from Oakland to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Oakland, California to Barcelona-El Prat Airport in the evening. If you’re flexible enough to do this you can expect to save up to 31% on your trip compared to booking a flight at noon.

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 41h 55m. 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, January is the cheapest month in which you can book a flight from Oakland, California to Barcelona-El Prat Airport (average of $523). Flying from Oakland, California to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,059). 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
Calella
Roses
Castelldefels
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

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