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Bilbao

$450+ Cheap flights from Oakland, CA (OAK) to Bilbao (BIO)

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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BIO
nov. 27 — dic. 41
jue. 11/27
jue. 12/4
1 adult, Economy
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Find flight deals from Oakland to Bilbao

Best flights from Oakland to Bilbao
Discover carefully curated flight deals from Oakland to Bilbao that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated octubre 28, 2025.

This Orbitz deal was found by Cheapflights users on 10/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/307:00 amOAK - BIO
2 stops21h 20mMultiple Airlines
dom. 4/122:10 pmBIO - OAK
2 stops42h 29mMultiple Airlines
Deal found 10/28$942
This Delta deal was found by Cheapflights users on 10/25. 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.
dom. 3/15:55 amOAK - BIO
2 stops20h 35mDelta
jue. 3/511:55 amBIO - OAK
2 stops44h 58mDelta
Deal found 10/25$1,354
This lastminute.com deal was found by Cheapflights users on 10/26. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/47:00 amOAK - BIO
2 stops26h 30mMultiple Airlines
sáb. 4/186:45 amBIO - OAK
2 stops25h 54mMultiple Airlines
Deal found 10/26$3,424

Cheap flight deals from Oakland to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Bilbao (BIO). 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 octubre 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$942
(Orbitz)

One-way from

$450
(Delta)

Popular in

June

Cheapest in

October

Average price

$572
Provider with most accurate pricing for Oakland-Bilbao flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oakland-Bilbao flights.
Search Deals
From Oakland to Bilbao
Search Deals
One-way flight from Oakland to Bilbao
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland to Bilbao 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 octubre 28, 2025.
Use the filters below to find and compare flights from Oakland to Bilbao that are best for you.

Fly from

Oakland

Fly to

Bilbao

Route

Depart

Return

Price

OaklandBilbao

OAK - BIO

OAKBIO

Oakland

lun. 3/30

7:00 am-1:20 pm

2 stops21h 20m

Bilbao

dom. 4/12

2:10 pm-11:39 pm

2 stops42h 29m

$942

OaklandBilbao

OAK - BIO

OAKBIO

Oakland

dom. 3/1

5:55 am-11:30 am

2 stops20h 35m

Bilbao

jue. 3/5

11:55 am-11:53 pm

2 stops44h 58m

$1,354

OaklandBilbao

OAK - BIO

OAKBIO

Oakland

sáb. 4/4

7:00 am-6:30 pm

2 stops26h 30m

Bilbao

sáb. 4/18

6:45 am-11:39 pm

2 stops25h 54m

$3,424

OaklandBilbao

OAK - BIO

OAKBIO

Oakland

lun. 11/10

5:55 am-11:30 am

2 stops20h 35m

$450

OaklandBilbao

OAK - BIO

OAKBIO

Oakland

dom. 11/9

5:55 am-11:30 am

2 stops20h 35m

$497

OaklandBilbao

OAK - BIO

OAKBIO

Oakland

jue. 12/11

5:55 am-11:30 am

2 stops20h 35m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Oakland to Bilbao

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Oakland to Bilbao in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Oakland, California-Bilbao flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oakland, California-Bilbao flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oakland, California-Bilbao flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oakland, California-Bilbao flights, Cheapflights users trust Expedia the most. Expedia 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 Oakland, California-Bilbao 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 Oakland to Bilbao

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

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

Currently, March is the cheapest month in which you can book a flight from Oakland, California to Bilbao (average of $395). Flying from Oakland, California to Bilbao in June is currently the most expensive (average of $901). 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 Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Departing from Oakland, California to Bilbao will take you 20h 35m. The distance from Oakland, California to Bilbao is about 5668 mi.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Oakland, California to Bilbao (average of $395). Flying from Oakland, California to Bilbao in June is currently the most expensive (average of $901). 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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