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Cheap flights from San Diego to Bilbao from $552

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Bilbao departing on 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Diego to Bilbao

Cheap round-trip flights

United Airlines Logo
7:50 pm - 11:05 pmSAN-BIO
42h 15m3 stops
United Airlines Logo
6:45 am - 11:38 amBIO-SAN
37h 53m2 stops
$552United Airlines
Find Deal
Sat, Nov 15 - Tue, Dec 2
United Airlines Logo
7:50 pm - 11:05 pmSAN-BIO
42h 15m3 stops
United Airlines Logo
6:45 am - 8:48 pmBIO-SAN
23h 03m2 stops
$556United Airlines
Find Deal
Sat, Nov 15 - Tue, Dec 2
United Airlines Logo
12:25 pm - 11:05 pmSAN-BIO
49h 40m2 stops
United Airlines Logo
6:45 am - 8:48 pmBIO-SAN
23h 03m2 stops
$558United Airlines
Find Deal
Sat, Nov 15 - Tue, Dec 2
United Airlines Logo
6:45 am - 11:20 pmSAN-BIO
31h 35m2 stops
United Airlines Logo
6:45 am - 12:13 amBIO-SAN
26h 28m2 stops
$560United Airlines
Find Deal
Wed, Nov 19 - Thu, Nov 27
United Airlines Logo
6:45 am - 11:20 pmSAN-BIO
31h 35m2 stops
United Airlines Logo
7:25 am - 3:45 pmBIO-SAN
17h 20m1 stop
$561United Airlines
Find Deal
Wed, Nov 19 - Thu, Nov 27
Logo
8:10 am - 1:20 pmSAN-BIO
20h 10m2 stops
Logo
7:10 pm - 3:51 pmBIO-SAN
29h 41m2 stops
$565
Find Deal
Mon, Oct 13 - Mon, Oct 20
Lufthansa Logo
4:01 pm - 11:05 pmSAN-BIO
22h 04m2 stops
Lufthansa Logo
7:25 am - 3:45 pmBIO-SAN
17h 20m1 stop
$637Lufthansa
Find Deal
Wed, Nov 19 - Thu, Nov 27
Logo
5:35 pm - 11:20 pmSAN-BIO
20h 45m1 stop
Logo
6:45 am - 11:38 amBIO-SAN
37h 53m2 stops
$653
Find Deal
Fri, Nov 14 - Fri, Nov 28
Lufthansa Logo
5:35 pm - 11:20 pmSAN-BIO
20h 45m1 stop
Lufthansa Logo
7:25 am - 3:45 pmBIO-SAN
17h 20m1 stop
$675Lufthansa
Find Deal
Fri, Jan 9 - Sun, Jan 18
Air Canada Logo
8:10 am - 4:05 pmSAN-BIO
22h 55m2 stops
Air Canada Logo
12:50 pm - 11:38 amBIO-SAN
55h 48m2 stops
$677Air Canada
Find Deal
Mon, Sep 29 - Mon, Dec 29

Lufthansa flights from San Diego to Bilbao

Our best Lufthansa deals on San Diego to Bilbao flight tickets
Lufthansa
Nov 19
SAN4:01 pmSan Diego
22h 04m
2 stops
BIO11:05 pmBilbao
Nov 27
BIO7:25 amBilbao
17h 20m
1 stop
SAN3:45 pmSan Diego
$637
Find similar
Lufthansa
Jan 9
SAN5:35 pmSan Diego
20h 45m
1 stop
BIO11:20 pmBilbao
Jan 18
BIO7:25 amBilbao
17h 20m
1 stop
SAN3:45 pmSan Diego
$675
Find similar
Lufthansa
Jan 9
SAN5:35 pmSan Diego
20h 45m
1 stop
BIO11:20 pmBilbao
Jan 18
BIO6:45 amBilbao
20h 49m
2 stops
SAN6:34 pmSan Diego
$678
Find similar

United Airlines flights from San Diego to Bilbao

Our best United Airlines deals on San Diego to Bilbao flight tickets
United Airlines
Nov 15
SAN7:50 pmSan Diego
42h 15m
3 stops
BIO11:05 pmBilbao
Dec 2
BIO6:45 amBilbao
37h 53m
2 stops
SAN11:38 amSan Diego
$552
Find similar
United Airlines
Nov 15
SAN7:50 pmSan Diego
42h 15m
3 stops
BIO11:05 pmBilbao
Dec 2
BIO6:45 amBilbao
23h 03m
2 stops
SAN8:48 pmSan Diego
$556
Find similar
United Airlines
Nov 15
SAN12:25 pmSan Diego
49h 40m
2 stops
BIO11:05 pmBilbao
Dec 2
BIO6:45 amBilbao
23h 03m
2 stops
SAN8:48 pmSan Diego
$558
Find similar

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 September 15, 2025.
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

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Sat 11/15

7:50 pm-11:05 pm

3 stops42h 15m

Bilbao

Tue 12/2

6:45 am-11:38 am

2 stops37h 53m

$552

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Sat 11/15

7:50 pm-11:05 pm

3 stops42h 15m

Bilbao

Tue 12/2

6:45 am-8:48 pm

2 stops23h 03m

$556

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Sat 11/15

12:25 pm-11:05 pm

2 stops49h 40m

Bilbao

Tue 12/2

6:45 am-8:48 pm

2 stops23h 03m

$558

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/19

6:45 am-11:20 pm

2 stops31h 35m

Bilbao

Thu 11/27

6:45 am-12:13 am

2 stops26h 28m

$560

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/19

6:45 am-11:20 pm

2 stops31h 35m

Bilbao

Thu 11/27

7:25 am-3:45 pm

1 stop17h 20m

$561

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Mon 10/13

8:10 am-1:20 pm

2 stops20h 10m

Bilbao

Mon 10/20

7:10 pm-3:51 pm

2 stops29h 41m

$565

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/19

4:01 pm-11:05 pm

2 stops22h 04m

Bilbao

Thu 11/27

7:25 am-3:45 pm

1 stop17h 20m

$637

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Fri 11/14

5:35 pm-11:20 pm

1 stop20h 45m

Bilbao

Fri 11/28

6:45 am-11:38 am

2 stops37h 53m

$653

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Fri 1/9

5:35 pm-11:20 pm

1 stop20h 45m

Bilbao

Sun 1/18

7:25 am-3:45 pm

1 stop17h 20m

$675

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Mon 9/29

8:10 am-4:05 pm

2 stops22h 55m

Bilbao

Mon 12/29

12:50 pm-11:38 am

2 stops55h 48m

$677

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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?

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 $680, 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 October is your next best option. Flight prices from San Diego to Bilbao during October average around $693.

What is the cheapest day to depart on your flight to Bilbao?

The cheapest day to depart from San Diego to Bilbao is on a Wednesday. Travelers who choose to depart for Bilbao on a Wednesday will often find tickets for as low as $1,171. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,612. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bilbao.

What is the cheapest time of day to depart on your flight to Bilbao?

Our most recent data shows that the best time of day to fly to Bilbao is in the afternoon. Flights from San Diego to Bilbao during this time can be as low as $1,335. In the morning is when there is more demand to fly to Bilbao, so prices are often more expensive at around $1,616 per ticket.

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

You could potentially save up to 41% 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

Direct flights

None
There are no direct flights from San Diego to Bilbao. There are no popular flight routes from San Diego to Bilbao.
Search flight deals

  • 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 30m.

  • 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 $599Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights
LufthansaPriceFrom $671Free CancellationRating
6.8
7,407 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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