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$675+ Cheap flights from Bilbao (BIO) to San Diego (SAN)

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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
BIO — SAN
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap flight deals from Bilbao to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Bilbao (BIO) to San Diego (SAN). 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,053
(lol.travel)

One-way from

$675
(FlightHub)

Popular in

July

Cheapest in

March

Average price

$735
Provider with most accurate pricing for Bilbao-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bilbao-San Diego flights.
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From Bilbao to San Diego
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One-way flight from Bilbao to San Diego
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Highest demand for flights based on searches. 22% potential increase in price ($288 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Bilbao to San Diego

Cheapest flights from Bilbao to San Diego
Explore the most affordable flight options available from Bilbao to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on febrero 20, 2025.

This lol.travel deal was found by Cheapflights users on 2/20. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/106:45 amBIO - SAN
2 stops21h 53mAir Canada
mié. 8/138:10 amSAN - BIO
2 stops22h 55mAir Canada
Deal found 2/20$1,053
This Mytrip deal was found by Cheapflights users on 2/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/102:10 pmBIO - SAN
3 stops31h 45mMultiple Airlines
mié. 8/139:00 amSAN - BIO
2 stops19h 00mMultiple Airlines
Deal found 2/20$1,110
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/257:15 amBIO - SAN
3 stops22h 24mUnited Airlines
sáb. 8/237:00 amSAN - BIO
2 stops18h 45mUnited Airlines
Deal found 2/20$1,299
This Trip.com deal was found by Cheapflights users on 2/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/106:35 pmBIO - SAN
1 stop29h 50mLufthansa
mié. 8/135:15 pmSAN - BIO
1 stop21h 10mLufthansa
Deal found 2/20$1,429

Find flights from Bilbao to San Diego within your budget

Customize your flight search to find flights from Bilbao to San Diego 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 febrero 20, 2025.

Fly from

Bilbao

Fly to

San Diego

Route

Depart

Return

Price

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

jue. 7/10

6:45 am-7:38 pm

2 stops21h 53m

San Diego

mié. 8/13

8:10 am-4:05 pm

2 stops22h 55m

$1,053

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

jue. 7/10

2:10 pm-12:55 pm

3 stops31h 45m

San Diego

mié. 8/13

9:00 am-1:00 pm

2 stops19h 00m

$1,110

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

vie. 7/25

7:15 am-8:39 pm

3 stops22h 24m

San Diego

sáb. 8/23

7:00 am-10:45 am

2 stops18h 45m

$1,299

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

jue. 7/10

6:35 pm-3:25 pm

1 stop29h 50m

San Diego

mié. 8/13

5:15 pm-11:25 pm

1 stop21h 10m

$1,429

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

mar. 6/3

6:10 pm-7:15 pm

2 stops34h 05m

$675

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

sáb. 7/12

12:05 pm-12:15 pm

2 stops33h 10m

$711

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

sáb. 7/12

5:15 pm-12:00 pm

1 stop27h 45m

$1,051

BilbaoSan Diego

BIO - SAN

BIOSAN

Bilbao

sáb. 7/12

7:15 am-10:42 pm

3 stops48h 27m

$1,447

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Bilbao to San Diego

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 Bilbao to San Diego in February.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust 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 Bilbao-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bilbao-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bilbao-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bilbao-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub 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 Bilbao-San Diego 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 Bilbao to San Diego

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

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

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

Currently, August is the cheapest month in which you can book a flight from Bilbao to San Diego (average of $286). Flying from Bilbao to San Diego in March is currently the most expensive (average of $366). 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.

Rainfall in San Diego by month

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

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 2.3 inches per month. February is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit San Diego when rainfall is around 0.0 in.

Temperature in San Diego by month

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

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated febrero 20, 2025.
KLM
7.8
Good
1,333 reviews

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

KLM
7.8
Good
1,333 reviews
KLM
7.8
Good
1,333 reviews

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

United Airlines
7.4
Good
8,766 reviews
KLM
7.8
Good
1,333 reviews

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Aer Lingus
7.0
Good
1,070 reviews
KLM
7.8
Good
1,333 reviews

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Air Canada
7.0
Good
8,748 reviews
KLM
7.8
Good
1,333 reviews

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Lufthansa
6.7
Okay
6,984 reviews
KLM
7.8
Good
1,333 reviews

Entertainment

7.2

Crew

8.4

Food

7.3

Comfort

7.7

Boarding

7.8

Overall

7.8

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

YWG - YYZ

I could not select a seat prior to check in as systems not integrated. Different PNRs should be on reservation which would make process easier.

Related info for your journey

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

    Currently priced at $1,053, Air Canada will fly you from Bilbao to San Diego and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Lufthansa - these airlines can fly you to your destination from $1,299 and $1,429, respectively.

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

    $675 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on KLM and United Airlines, with prices starting from $1,051 and $1,447, respectively.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Bilbao to San Diego (average of $286). Flying from Bilbao to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
El Cajon
Chula Vista
Lemon Grove
National City
Imperial Beach
La Mesa
Alpine
Poway
Santee
Coronado
Borrego Springs

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