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$486+ Cheap flights from Oakland, CA (OAK) to Barcelona

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BCN
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Oakland to Barcelona

Cheapest flights from Oakland to Barcelona
Explore the most affordable flight options available from Oakland to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Delta deal was found by Cheapflights users on 12/12. 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.
Sat 12/135:55 amOAK - BCN
2 stops23h 05mDelta
Tue 12/231:00 pmBCN - OAK
2 stops42h 47mDelta
Deal found 12/12$1,014
This Delta deal was found by Cheapflights users on 12/11. 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.
Sun 12/145:55 amOAK - BCN
2 stops26h 10mDelta
Tue 12/231:00 pmBCN - OAK
2 stops42h 47mDelta
Deal found 12/11$1,209
This Delta deal was found by Cheapflights users on 12/14. 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 12/2412:34 pmOAK - BCN
2 stops18h 56mDelta
Thu 1/81:00 pmBCN - OAK
2 stops36h 14mDelta
Deal found 12/14$1,278
This Delta deal was found by Cheapflights users on 12/14. 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 12/234:50 pmOAK - BCN
2 stops38h 40mDelta
Thu 1/86:00 amBCN - OAK
2 stops19h 14mDelta
Deal found 12/14$1,286
This oojo deal was found by Cheapflights users on 12/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:01 pmOAK - BCN
2 stops18h 24mBritish Airways
Sat 1/108:40 pmBCN - OAK
2 stops33h 00mBritish Airways
Deal found 12/12$1,295
This Delta deal was found by Cheapflights users on 12/14. 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 12/255:53 amOAK - BCN
2 stops17h 07mDelta
Thu 1/86:00 amBCN - OAK
2 stops19h 14mDelta
Deal found 12/14$1,322
This Delta deal was found by Cheapflights users on 12/14. 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 12/2612:34 pmOAK - BCN
2 stops18h 56mDelta
Thu 1/81:00 pmBCN - OAK
2 stops36h 14mDelta
Deal found 12/14$1,328
This Delta deal was found by Cheapflights users on 12/12. 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.
Wed 12/245:53 amOAK - BCN
2 stops28h 12mDelta
Mon 12/2911:10 amBCN - OAK
2 stops45h 48mDelta
Deal found 12/12$1,339
This Delta deal was found by Cheapflights users on 12/12. 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.
Tue 12/234:50 pmOAK - BCN
2 stops36h 10mDelta
Mon 12/2911:10 amBCN - OAK
2 stops45h 48mDelta
Deal found 12/12$1,342
This Expedia deal was found by Cheapflights users on 12/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:40 amOAK - BCN
2 stops41h 20mMultiple Airlines
Sat 12/2012:30 pmBCN - OAK
2 stops29h 36mMultiple Airlines
Deal found 12/12$1,376
This oojo deal was found by Cheapflights users on 12/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:40 amOAK - BCN
2 stops19h 40mBritish Airways
Tue 12/238:40 pmBCN - OAK
2 stops32h 12mBritish Airways
Deal found 12/13$1,445

Find flight deals from Oakland to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Barcelona (S37). 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 December 14, 2025.

Round-trip from

$512
(Delta)

One-way from

$486
(oojo)

Popular in

June

Cheapest in

January

Average price

$871
From Oakland to Barcelona
Search Deals
One-way flight from Oakland to Barcelona
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($209 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Barcelona 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 December 14, 2025.
Use the filters below to find and compare flights from Oakland to Barcelona that are best for you.

Fly from

Oakland

Fly to

Barcelona

Route

Depart

Return

Price

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 1/12

5:55 am-4:30 pm

2 stops25h 35m

Barcelona-El Prat

Wed 1/21

10:55 am-11:52 am

2 stops33h 57m

$518

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 1/10

12:38 pm-3:00 pm

2 stops41h 22m

Barcelona-El Prat

Tue 1/20

6:00 am-11:53 pm

2 stops26h 53m

$519

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 1/10

12:38 pm-3:00 pm

2 stops41h 22m

Barcelona-El Prat

Mon 1/26

1:00 pm-11:53 pm

2 stops43h 53m

$519

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 1/12

5:55 am-4:30 pm

2 stops25h 35m

Barcelona-El Prat

Fri 1/23

6:00 am-4:14 pm

2 stops19h 14m

$520

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 1/12

5:55 am-4:30 pm

2 stops25h 35m

Barcelona-El Prat

Tue 1/20

6:00 am-4:14 pm

2 stops19h 14m

$520

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 1/12

5:55 am-4:30 pm

2 stops25h 35m

Barcelona-El Prat

Thu 1/22

1:00 pm-11:53 pm

2 stops43h 53m

$520

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 1/8

5:55 am-8:50 am

2 stops41h 55m

Barcelona-El Prat

Wed 1/21

10:55 am-11:52 am

2 stops33h 57m

$564

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sun 1/11

5:55 am-11:10 am

2 stops20h 15m

Barcelona-El Prat

Sun 1/25

11:10 am-11:53 pm

2 stops45h 43m

$564

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 1/8

5:55 am-2:00 pm

2 stops23h 05m

Barcelona-El Prat

Thu 1/15

5:25 pm-4:14 pm

2 stops31h 49m

$565

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Thu 1/8

5:55 am-8:50 am

2 stops41h 55m

Barcelona-El Prat

Mon 1/26

11:10 am-11:53 pm

2 stops45h 43m

$566

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 20 results
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Best time to book a flight from Oakland to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona 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

What is the cheapest month to book a flight from Oakland, California to Barcelona?

Currently, October is the cheapest month in which you can book a flight from Oakland, California to Barcelona (average of $374). Flying from Oakland, California to Barcelona in June is currently the most expensive (average of $701). 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. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 14, 2025.

A simple way to save on the total cost of your ticket is to fly from Oakland, California to Barcelona in the evening. If you’re flexible enough to do this you can expect to save up to 30% 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. 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?

    Oakland (OAK), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Oakland to Barcelona. 0 airlines have flights from Oakland to Barcelona on a regular basis. Booking flights from Oakland to Barcelona should not be difficult; the airport handles an average of 0 outbound flights to Barcelona per day.

  • How long is the flight from Oakland, California to Barcelona?

    Airlines like Delta fly from Oakland, California to Barcelona in about 25h 35m. The time it takes to get you to your destination can typically vary by up to . The distance between Oakland, California and Barcelona is about 5942 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oakland to Barcelona 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?

    Currently, October is the cheapest month in which you can book a flight from Oakland, California to Barcelona (average of $374). Flying from Oakland, California to Barcelona in June is currently the most expensive (average of $701). 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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