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$304+ Cheap flights from Oakland, CA (OAK) to Spain

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — MAD
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from Oakland to Spain

Cheapest flights from Oakland to Spain
Explore the most affordable flight options available from Oakland to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This American Airlines deal was found by Cheapflights users on 3/21. 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 9/222:38 pm
OAK
-
BCN
2 stops20h 52m
Multiple Airlines
Tue 9/2910:45 am
BCN
-
OAK
2 stops21h 05m
Multiple Airlines
Deal found 3/21$658
This KLM deal was found by Cheapflights users on 3/21. 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.
Mon 4/135:55 am
OAK
-
BCN
2 stops25h 30m
KLM
Wed 4/296:20 am
BCN
-
OAK
2 stops19h 04m
KLM
Deal found 3/21$684
This Delta deal was found by Cheapflights users on 3/21. 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 4/145:55 am
OAK
-
BCN
2 stops23h 55m
Delta
Wed 4/299:20 am
BCN
-
OAK
2 stops47h 34m
Delta
Deal found 3/21$685
This Delta deal was found by Cheapflights users on 3/21. 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 4/1212:35 pm
OAK
-
BCN
2 stops35h 10m
Delta
Tue 4/289:20 am
BCN
-
OAK
2 stops40h 04m
Delta
Deal found 3/21$689
This Delta deal was found by Cheapflights users on 3/21. 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 4/185:55 pm
OAK
-
BCN
2 stops54h 05m
Delta
Tue 4/286:20 am
BCN
-
OAK
2 stops19h 04m
Delta
Deal found 3/21$691
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.
Tue 4/74:49 pm
OAK
-
BCN
2 stops54h 56m
Delta
Mon 4/201:25 pm
BCN
-
OAK
2 stops35h 59m
Delta
Deal found 3/23$694
This Delta deal was found by Cheapflights users on 3/21. 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 4/145:55 am
OAK
-
BCN
2 stops23h 55m
Delta
Thu 4/3011:00 am
BCN
-
OAK
2 stops38h 24m
Delta
Deal found 3/21$695
This Delta deal was found by Cheapflights users on 3/21. 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 4/64:49 pm
OAK
-
BCN
2 stops59h 01m
Delta
Thu 4/166:20 am
BCN
-
OAK
2 stops26h 34m
Delta
Deal found 3/21$696
This Delta deal was found by Cheapflights users on 3/21. 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 4/124:49 pm
OAK
-
BCN
2 stops30h 56m
Delta
Thu 4/3011:00 am
BCN
-
OAK
2 stops38h 24m
Delta
Deal found 3/21$700
This Delta deal was found by Cheapflights users on 3/21. 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 4/1812:34 pm
OAK
-
BCN
2 stops39h 16m
Delta
Thu 4/3011:00 am
BCN
-
OAK
2 stops38h 24m
Delta
Deal found 3/21$702
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 4/135:04 pm
OAK
-
MAD
2 stops41h 11m
Delta
Tue 4/282:35 pm
MAD
-
OAK
2 stops54h 18m
Delta
Deal found 3/23$709
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.
Wed 4/2212:34 pm
OAK
-
MAD
2 stops22h 01m
KLM
Wed 4/297:05 am
MAD
-
OAK
2 stops18h 19m
KLM
Deal found 3/23$710

Find flight deals from Oakland to Spain

Keep the following information in mind while searching for Oakland to Spain flight deals. Data was last updated March 24, 2026.

Round-trip from

$684
(KLM)

One-way from

$304
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$607
From Oakland to Spain
Search Deals
One-way flight from Oakland to Spain
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($196 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 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 Oakland to Spain 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 24, 2026.
Use the filters below to find and compare flights from Oakland to Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 4/8

4:49 pm-6:50 pm

2 stops17h 01m

Barcelona-El Prat

Tue 4/21

11:00 am-11:54 pm

2 stops21h 54m

$689

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Mon 4/6

4:49 pm-12:50 pm

2 stops59h 01m

Barcelona-El Prat

Thu 4/16

6:20 am-11:54 pm

2 stops26h 34m

$696

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 4/10

5:55 am-6:50 pm

2 stops27h 55m

Barcelona-El Prat

Fri 4/17

11:00 am-11:54 pm

2 stops21h 54m

$739

OaklandMadrid

OAK - MAD

OAKMAD

Oakland

Fri 4/10

5:55 am-9:30 am

2 stops42h 35m

Madrid Barajas

Fri 4/17

12:45 pm-11:54 pm

2 stops20h 09m

$772

OaklandMadrid

OAK - MAD

OAKMAD

Oakland

Mon 4/20

5:04 pm-12:15 pm

2 stops34h 11m

Madrid Barajas

Mon 4/27

6:00 am-11:54 pm

2 stops26h 54m

$776

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sat 8/15

5:55 am-8:35 am

2 stops41h 40m

Barcelona-El Prat

Fri 8/28

1:20 pm-11:49 pm

2 stops19h 29m

$819

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Fri 8/14

5:05 pm-8:35 am

2 stops54h 30m

Barcelona-El Prat

Fri 8/28

1:20 pm-11:49 pm

2 stops19h 29m

$819

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Sun 8/16

5:05 pm-8:35 am

2 stops30h 30m

Barcelona-El Prat

Fri 8/28

11:30 am-11:49 pm

2 stops21h 19m

$819

OaklandBarcelona

OAK - BCN

OAKBCN

Oakland

Wed 4/15

7:00 am-6:35 pm

2 stops26h 35m

Barcelona-El Prat

Wed 4/29

10:45 am-10:32 pm

2 stops20h 47m

$889

OaklandValencia

OAK - VLC

OAKVLC

Oakland

Sat 9/19

2:38 pm-7:35 pm

2 stops43h 57m

Valencia

Wed 9/30

11:25 am-10:50 pm

2 stops20h 25m

$906

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Oakland to Spain

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

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

Currently, September is the cheapest month in which you can book a flight from Oakland, California to Spain (average of $272). Flying from Oakland, California to Spain in June is currently the most expensive (average of $625). 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 Oakland to Spain. 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 Spain?

    If you book a flight to Spain from Oakland, you will be flying from Oakland, which is the city’s only airport. Oakland (OAK) is located 7.0 mi from the center of Oakland.

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

    For as low as $689, Delta can have you in Spain from Oakland, California in 17h 01m. The distance between Oakland, California and Spain is about 5942 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Oakland, California to Spain?

    The most popular route from Oakland, California to Spain is Oakland - Barcelona-El Prat. You may also consider Oakland - Madrid Barajas or Oakland - Bilbao.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oakland to Spain 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 Spain?

    Currently, September is the cheapest month in which you can book a flight from Oakland, California to Spain (average of $272). Flying from Oakland, California to Spain in June is currently the most expensive (average of $625). 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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