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$674+ Cheap flights from San Diego (SAN) to Bilbao (BIO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BIO
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from San Diego to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 January 21, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$695
(Lufthansa)

Popular in

January

Cheapest in

February

Average price

$3,253
Provider with most accurate pricing for San Diego-Bilbao flight deals.
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Provider most trusted by Cheapflights users for San Diego-Bilbao flights.
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From San Diego to Bilbao
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High demand for flights, 16% potential price rise
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Best time to find cheap flights, 16% potential price drop
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Average for round-trip flights in January 2025
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Find flight deals from San Diego to Bilbao

Cheapest flights from San Diego to Bilbao
Explore the most affordable flight options available from San Diego to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Gotogate deal was found by Cheapflights users on 1/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/510:59 amSAN - BIO
2 stops26h 56mMultiple Airlines
Wed 3/121:10 pmBIO - SAN
2 stops30h 53mMultiple Airlines
Deal found 1/19$674
This Lufthansa deal was found by Cheapflights users on 1/20. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/55:20 pmSAN - BIO
1 stop19h 30mLufthansa
Fri 2/217:20 amBIO - SAN
1 stop17h 05mLufthansa
Deal found 1/20$695
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 3/55:20 pmSAN - BIO
1 stop19h 30mUnited Airlines
Wed 3/127:20 amBIO - SAN
2 stops36h 43mUnited Airlines
Deal found 1/18$701
This Air Canada deal was found by Cheapflights users on 1/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/217:00 amSAN - BIO
3 stops20h 25mAir Canada
Fri 3/77:20 amBIO - SAN
3 stops26h 10mAir Canada
Deal found 1/19$767

Find flights from San Diego to Bilbao within your budget

Customize your flight search to find flights from San Diego 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 2/5

5:20 pm-9:50 pm

1 stop19h 30m

Bilbao

Fri 2/21

7:20 am-3:25 pm

1 stop17h 05m

$695

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Fri 2/21

9:52 am-12:50 pm

2 stops17h 58m

Bilbao

Fri 3/7

6:45 am-7:13 pm

2 stops21h 28m

$739

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Fri 2/21

7:00 am-12:25 pm

3 stops20h 25m

Bilbao

Fri 3/7

7:20 am-12:30 am

3 stops26h 10m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Compare providers for flights from San Diego 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 San Diego to Bilbao in January.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

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

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

Travel insights for flights from San Diego to Bilbao

Get recent, data-driven insights about flights from San Diego to Bilbao including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from SAN to BIO?

Find hourly flight availability from San Diego 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 January 21, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from San Diego to Bilbao by exploring options for tickets at noon.

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 January 21, 2025.
Air Canada
7.0
Good
8,627 reviews

Crew

7.8

Comfort

7.0

Overall

7.0

Boarding

7.3

Entertainment

6.8

Food

6.2

Reviews

1 / 10

The pre boarding was a bit confusing but we got through it.

Air Canada
7.0
Good
8,627 reviews
Air Canada
7.0
Good
8,627 reviews

Crew

7.8

Comfort

7.0

Overall

7.0

Boarding

7.3

Entertainment

6.8

Food

6.2

Reviews

1 / 10

The pre boarding was a bit confusing but we got through it.

Lufthansa
6.8
Okay
7,106 reviews
Air Canada
7.0
Good
8,627 reviews

Crew

7.8

Comfort

7.0

Overall

7.0

Boarding

7.3

Entertainment

6.8

Food

6.2

Reviews

1 / 10

The pre boarding was a bit confusing but we got through it.

Related info for your journey

Find useful and relevant information for your journey from San Diego 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 flying from San Diego to Bilbao round-trip?

    Our cheapest airline available from San Diego to Bilbao is Lufthansa. Our recent data shows that you can find tickets from as low as $695 on this airline. An additional option worth looking into is Air Canada, starting at $767. These flights start at 51% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Diego to Bilbao (average of $541). Flying from San Diego to Bilbao in June is currently the most expensive (average of $1,178). 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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Top 2 airlines flying from San Diego to Bilbao

Discover the top 2 airlines that operate flights from San Diego to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$695Average$1,440FlexibilityNo cancel feeOn-time76%
DeltaCheapest$905Average$1,353FlexibilityNo cancel feeOn-timeN/A
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