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Cheap flights from San Diego to Bilbao from $380

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Bilbao departing on 12/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Bilbao

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:35 pm - 9:55 pmSAN  San Diego-BIO Bilbao
19h 20m1 stop Munich Franz Josef Strauss
Lufthansa Logo
7:30 am - 3:45 pmBIO  Bilbao-SAN San Diego
17h 15m1 stop Munich Franz Josef Strauss
$717Lufthansa
Wed, Jan 20 - Wed, Jan 27
Lufthansa Logo
5:35 pm - 5:45 pmSAN  San Diego-BIO Bilbao
15h 10m1 stop Munich Franz Josef Strauss
Lufthansa Logo
7:30 am - 3:45 pmBIO  Bilbao-SAN San Diego
17h 15m1 stop Munich Franz Josef Strauss
$719Lufthansa
Wed, Jan 20 - Wed, Jan 27
KLM Logo
7:00 am - 11:45 amSAN  San Diego-BIO Bilbao
19h 45m2 stops New York John F Kennedy Intl Madrid Barajas
KLM Logo
6:50 am - 5:59 pmBIO  Bilbao-SAN San Diego
20h 09m2 stops Amsterdam Schiphol Seattle/Tacoma Intl
$721KLM
Wed, Jan 20 - Wed, Jan 27
KLM Logo
7:00 am - 11:45 amSAN  San Diego-BIO Bilbao
19h 45m2 stops New York John F Kennedy Intl Madrid Barajas
KLM Logo
6:50 am - 6:42 pmBIO  Bilbao-SAN San Diego
20h 52m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$721KLM
Wed, Jan 20 - Wed, Jan 27
Lufthansa Logo
11:00 am - 9:55 pmSAN  San Diego-BIO Bilbao
25h 55m2 stops San Francisco Munich Franz Josef Strauss
Lufthansa Logo
7:30 am - 3:45 pmBIO  Bilbao-SAN San Diego
17h 15m1 stop Munich Franz Josef Strauss
$726Lufthansa
Wed, Jan 20 - Wed, Jan 27
Lufthansa Logo
11:00 am - 9:55 pmSAN  San Diego-BIO Bilbao
25h 55m2 stops San Francisco Munich Franz Josef Strauss
Lufthansa Logo
7:30 am - 3:45 pmBIO  Bilbao-SAN San Diego
17h 15m1 stop Munich Franz Josef Strauss
$726Lufthansa
Wed, Jan 20 - Wed, Jan 27
United Airlines Logo
7:00 am - 4:10 pmSAN  San Diego-BIO Bilbao
24h 10m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
6:45 am - 12:29 amBIO  Bilbao-SAN San Diego
26h 44m3 stops Frankfurt am Main Denver Intl San Francisco
$743United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
10:51 am - 4:10 pmSAN  San Diego-BIO Bilbao
20h 19m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
6:45 am - 12:29 amBIO  Bilbao-SAN San Diego
26h 44m3 stops Frankfurt am Main Denver Intl San Francisco
$743United Airlines
Sun, Dec 6 - Thu, Dec 10
United Airlines Logo
7:00 am - 4:10 pmSAN  San Diego-BIO Bilbao
24h 10m2 stops Chicago O'Hare Intl Brussels Bruxelles-National
United Airlines Logo
6:45 am - 10:42 pmBIO  Bilbao-SAN San Diego
24h 57m2 stops Frankfurt am Main San Francisco
$743United Airlines
Sun, Dec 6 - Thu, Dec 10
Multiple Airlines Logo
5:15 pm - 11:25 pmSAN  San Diego-BIO Bilbao
21h 10m1 stop Munich Franz Josef Strauss
Multiple Airlines Logo
6:50 am - 4:12 pmBIO  Bilbao-SAN San Diego
18h 22m2 stops Frankfurt am Main Vancouver Intl
$768Multiple Airlines
Sun, Sep 27 - Tue, Oct 6

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Lufthansa flights from San Diego to Bilbao

Our best Lufthansa deals on San Diego to Bilbao flight tickets
Lufthansa
Jan 20
SAN5:35 pmSan Diego
19h 20m
1 stop
BIO9:55 pmBilbao
Jan 27
BIO7:30 amBilbao
17h 15m
1 stop
SAN3:45 pmSan Diego
$717
Lufthansa
Jan 20
SAN5:35 pmSan Diego
15h 10m
1 stop
BIO5:45 pmBilbao
Jan 27
BIO7:30 amBilbao
17h 15m
1 stop
SAN3:45 pmSan Diego
$719
Lufthansa
Jan 20
SAN11:00 amSan Diego
25h 55m
2 stops
BIO9:55 pmBilbao
Jan 27
BIO7:30 amBilbao
17h 15m
1 stop
SAN3:45 pmSan Diego
$726

United Airlines flights from San Diego to Bilbao

Our best United Airlines deals on San Diego to Bilbao flight tickets
United Airlines
Dec 6
SAN7:00 amSan Diego
24h 10m
2 stops
BIO4:10 pmBilbao
Dec 10
BIO6:45 amBilbao
24h 57m
2 stops
SAN10:42 pmSan Diego
$743
United Airlines
Nov 1
SAN12:39 pmSan Diego
20h 06m
2 stops
BIO5:45 pmBilbao
Nov 16
BIO11:45 amBilbao
37h 00m
1 stop
SAN3:45 pmSan Diego
$805
United Airlines
Sep 9
SAN8:00 amSan Diego
24h 55m
2 stops
BIO5:55 pmBilbao
Sep 18
BIO7:15 amBilbao
17h 10m
1 stop
SAN3:25 pmSan Diego
$824

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from San Diego to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 1/20

5:35 pm-9:55 pm

1 stop19h 20m

Bilbao

Wed 1/27

7:30 am-3:45 pm

1 stop17h 15m

$717
Quickest round-trip

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 1/20

5:35 pm-5:45 pm

1 stop15h 10m

Bilbao

Wed 1/27

7:30 am-3:45 pm

1 stop17h 15m

$719

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 1/20

7:00 am-11:45 am

2 stops19h 45m

Bilbao

Wed 1/27

6:50 am-5:59 pm

2 stops20h 09m

$721

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 1/20

7:00 am-11:45 am

2 stops19h 45m

Bilbao

Wed 1/27

6:50 am-6:42 pm

2 stops20h 52m

$721

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 1/20

11:00 am-9:55 pm

2 stops25h 55m

Bilbao

Wed 1/27

7:30 am-3:45 pm

1 stop17h 15m

$726

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 1/20

11:00 am-9:55 pm

2 stops25h 55m

Bilbao

Wed 1/27

7:30 am-3:45 pm

1 stop17h 15m

$726

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Sun 12/6

7:00 am-4:10 pm

2 stops24h 10m

Bilbao

Thu 12/10

6:45 am-12:29 am

3 stops26h 44m

$743

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Sun 12/6

10:51 am-4:10 pm

2 stops20h 19m

Bilbao

Thu 12/10

6:45 am-12:29 am

3 stops26h 44m

$743

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Sun 12/6

7:00 am-4:10 pm

2 stops24h 10m

Bilbao

Thu 12/10

6:45 am-10:42 pm

2 stops24h 57m

$743

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Sun 9/27

5:15 pm-11:25 pm

1 stop21h 10m

Bilbao

Tue 10/6

6:50 am-4:12 pm

2 stops18h 22m

$768

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bilbao from

How to get the cheapest flight ticket from San Diego to Bilbao

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and Bilbao?

Prices are currently low for flights on this route.

Typical prices usually range from $937 to $1,684.
The lowest price recently found on this route was $717.

What is the cheapest month to fly to Bilbao?

The cheapest month to fly to Bilbao from San Diego is in November. Flight prices, which tend to average around $627, are often lower during this time because this is during the off-season. If you’re not able to fly to Bilbao in November, then February is your next best option. Flight prices from San Diego to Bilbao during February average around $629.

Can stopping save me money on San Diego to Bilbao flights?

You could potentially save up to 46% on your flight if you consider stops on a San Diego to Bilbao flight.

When to book flights from San Diego to Bilbao

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Bilbao according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Bilbao (SAN to BIO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Bilbao

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from San Diego to Bilbao takes 15h 10m
There are no direct flights from San Diego to Bilbao. There are no popular flight routes from San Diego to Bilbao.
Search flight deals

Frequently asked questions about flying from San Diego to Bilbao

  • How far is San Diego to Bilbao by plane?

    San Diego and Bilbao are 5742.2 mi apart from one another. A reasonable flight in good conditions will take 15h 10m.

  • When did momondo last update prices for flights from San Diego Airport to Bilbao Airport?

    Prices for flights from San Diego Airport to Bilbao Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Bilbao Airport?

  • How old do you have to be to fly from San Diego Airport to Bilbao Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Bilbao Airport.

  • What documentation or ID do you need to fly to Bilbao Airport?

    The necessary travel and health documents for your Bilbao Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Diego to Bilbao?

Best airlines flying from San Diego to Bilbao

Compare and see reviews for airlines that fly from San Diego to Bilbao with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $581Free CancellationRating
7.4
10,108 reviews
Search United Airlines flights
LufthansaPriceFrom $629Free CancellationRating
6.8
8,191 reviews
Search Lufthansa flights

Traveling to a place near Bilbao?

Book flights to Bilbao if you plan to visit one of these locations
Getxo
Laredo
Lekeitio

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Bilbao?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Bilbao from San Diego.

Can I find flights from San Diego to Bilbao with flexible booking policies on momondo?

Yes. All flights to Bilbao from San Diego on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Diego to Bilbao?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bilbao from San Diego.

I’m not ready to book a flight from San Diego to Bilbao right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bilbao from San Diego. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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