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Bilbao

$446+ Cheap flights from San Jose (SJC) 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BIO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from San Jose to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 June 12, 2025.

Round-trip from

$609
(United Airlines)

One-way from

$446
(United Airlines)
From San Jose to Bilbao
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One-way flight from San Jose to Bilbao
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Find flight deals from San Jose to Bilbao

Cheapest flights from San Jose to Bilbao
Explore the most affordable flight options available from San Jose to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/36:40 amSJC - BIO
2 stops21h 10mUnited Airlines
Sun 11/96:40 amBIO - SJC
2 stops24h 48mUnited Airlines
Deal found 6/10$615
This Finnair deal was found by Cheapflights users on 6/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/208:00 amSJC - BIO
2 stops30h 15mMultiple Airlines
Mon 9/296:45 amBIO - SJC
2 stops38h 54mMultiple Airlines
Deal found 6/11$666
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 6/306:35 amSJC - BIO
2 stops18h 50mDelta
Wed 7/167:10 amBIO - SJC
2 stops25h 26mDelta
Deal found 6/10$811
This Iberia deal was found by Cheapflights users on 6/10. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/101:07 pmSJC - BIO
2 stops22h 43mIberia
Tue 7/299:15 amBIO - SJC
2 stops22h 24mIberia
Deal found 6/10$1,166

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose 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 June 12, 2025.
Use the filters below to find and compare flights from San Jose to Bilbao that are best for you.

Fly from

San Jose

Fly to

Bilbao

Route

Depart

Return

Price

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Wed 8/20

8:45 am-11:25 pm

2 stops29h 40m

Bilbao

Mon 9/1

2:10 pm-10:40 pm

2 stops41h 30m

$669

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Mon 6/30

6:35 am-10:25 am

2 stops18h 50m

Bilbao

Wed 7/16

7:10 am-11:36 pm

2 stops25h 26m

$811

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Fri 7/4

7:00 am-11:05 am

3 stops19h 05m

Bilbao

Wed 7/16

7:15 am-9:02 pm

2 stops22h 47m

$873

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Thu 7/10

1:07 pm-8:50 pm

2 stops22h 43m

Bilbao

Tue 7/29

9:15 am-10:39 pm

2 stops22h 24m

$1,166

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Tue 8/5

7:00 am-10:45 am

2 stops18h 45m

$446

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Sun 8/10

6:00 am-9:55 pm

2 stops30h 55m

$461

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Sat 8/9

2:32 pm-11:20 am

2 stops35h 48m

$477

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Tue 6/24

6:00 am-4:05 pm

3 stops25h 05m

$588

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Mon 8/11

1:09 pm-11:15 pm

2 stops49h 06m

$716

San JoseBilbao

SJC - BIO

SJCBIO

San Jose

Thu 7/31

3:20 pm-7:50 pm

2 stops19h 30m

$3,728

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from San Jose to Bilbao

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

What is the cheapest month to book a flight from San Jose to Bilbao?

Currently, January is the cheapest month in which you can book a flight from San Jose to Bilbao (average of $541). Flying from San Jose to Bilbao in June is currently the most expensive (average of $1,139). 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 SJC to BIO?

Find hourly flight availability from San Jose to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from San Jose to Bilbao, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Bilbao by month

Plan your trip to Bilbao by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bilbao ranges from 2.4 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Bilbao when rainfall is around 2.4 in.

Temperature in Bilbao by month

Plan your trip to Bilbao by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bilbao, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Delta, Finnair and United Airlines from San Jose to Bilbao. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,387 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Iberia
7.0
Good
2,776 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from San Jose to Bilbao one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $446. Iberia flights start at $461 while deals on Delta start at $477 one-way.

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

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

  • How can I find direct flights from San Jose to Bilbao?

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

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

    Yes. Cheapflights offers flight deals from San Jose 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 San Jose to Bilbao?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Bilbao (average of $541). Flying from San Jose to Bilbao in June is currently the most expensive (average of $1,139). 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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