What is the cheapest airline that flies from San Diego to Spain?

British Airways, Lufthansa, and Iberia are the most popular carriers operating from San Diego to Spain

What airlines fly to Spain?

British Airways, Lufthansa and Iberia are the top three most popular airlines that fly to Spain from San Diego according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 11 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from San Diego Airport to Spain were last updated today.

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

The number of operators available for flights from San Diego Airport to Spain is 11 as of November 2026.

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

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 Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents you'll need for your trip to Spain may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$315 Cheap Flights from San Diego to Spain in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Spain

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:35 pm - 5:45 pmSAN San Diego-BIO Bilbao

15h 10m1 stop Munich Franz Josef Strauss

7:30 am - 4:45 pmBIO Bilbao-SAN San Diego

17h 15m1 stop Munich Franz Josef Strauss

$696Lufthansa

Wed, Mar 10 - Wed, Mar 24

4:05 pm - 9:20 pmSAN San Diego-BIO Bilbao

20h 15m2 stops San Francisco Zurich

9:50 am - 10:31 pmBIO Bilbao-SAN San Diego

20h 41m2 stops Zurich Chicago O'Hare Intl

$704SWISS

Wed, Mar 10 - Wed, Mar 24

6:35 pm - 5:30 pmSAN San Diego-VLC Valencia

14h 55m1 stop Munich Franz Josef Strauss

6:00 pm - 3:25 pmVLC Valencia-SAN San Diego

30h 25m1 stop Munich Franz Josef Strauss

$706Lufthansa

Tue, Mar 23 - Mon, Mar 29

2:40 pm - 9:20 pmSAN San Diego-BIO Bilbao

21h 40m2 stops San Francisco Zurich

7:30 am - 4:45 pmBIO Bilbao-SAN San Diego

17h 15m1 stop Munich Franz Josef Strauss

$719Multiple Airlines

Wed, Mar 10 - Wed, Mar 24

5:15 pm - 5:55 pmSAN San Diego-BIO Bilbao

15h 40m1 stop Munich Franz Josef Strauss

7:15 am - 3:25 pmBIO Bilbao-SAN San Diego

17h 10m1 stop Munich Franz Josef Strauss

$721United Airlines

Mon, Apr 26 - Wed, Apr 28

7:00 am - 9:00 amSAN San Diego-MAD Madrid Barajas

17h 00m2 stops Denver Intl Montreal Pierre Elliott Trudeau Intl

7:00 am - 3:25 pmMAD Madrid Barajas-SAN San Diego

17h 25m1 stop Munich Franz Josef Strauss

$724Multiple Airlines

Tue, Apr 13 - Fri, Apr 23

5:15 pm - 5:55 pmSAN San Diego-BIO Bilbao

15h 40m1 stop Munich Franz Josef Strauss

7:15 am - 3:25 pmBIO Bilbao-SAN San Diego

17h 10m1 stop Munich Franz Josef Strauss

$725United Airlines

Mon, Apr 26 - Wed, Apr 28

6:00 pm - 6:45 pmSAN San Diego-VLC Valencia

15h 45m1 stop London Heathrow

9:10 pm - 4:10 pmVLC Valencia-SAN San Diego

28h 00m1 stop London Heathrow

$732British Airways

Mon, Mar 1 - Thu, Mar 4

6:00 pm - 11:45 amSAN San Diego-AGP Malaga

32h 45m1 stop London Heathrow

5:55 pm - 4:10 pmAGP Malaga-SAN San Diego

31h 15m1 stop London Heathrow

$733British Airways

Sun, Feb 14 - Wed, Feb 17

1:34 pm - 11:00 pmSAN San Diego-BCN Barcelona-El Prat

24h 26m2 stops San Francisco Zurich

6:20 am - 10:31 pmBCN Barcelona-El Prat-SAN San Diego

25h 11m2 stops Zurich Chicago O'Hare Intl

$747SWISS

Wed, Feb 24 - Wed, Mar 10

Cheap last minute flights

Enter your travel dates to find the best prices.

5:35 pm - 5:50 pmSAN San Diego-MAD Madrid Barajas

15h 15m1 stop Munich Franz Josef Strauss

6:05 am - 4:25 pmMAD Madrid Barajas-SAN San Diego

19h 20m2 stops Frankfurt am Main Vancouver Intl

$807Lufthansa

Mon, Nov 16 - Tue, Nov 24

5:35 pm - 5:50 pmSAN San Diego-MAD Madrid Barajas

15h 15m1 stop Munich Franz Josef Strauss

7:25 am - 3:45 pmMAD Madrid Barajas-SAN San Diego

17h 20m1 stop Munich Franz Josef Strauss

$809Lufthansa

Mon, Nov 16 - Tue, Nov 24

5:15 pm - 8:00 amSAN San Diego-MAD Madrid Barajas

29h 45m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

1:25 pm - 10:58 pmMAD Madrid Barajas-SAN San Diego

42h 33m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$823Air Canada

Tue, Nov 17 - Thu, Nov 26

8:00 am - 7:45 amSAN San Diego-MAD Madrid Barajas

14h 45m1 stop Washington, D.C. Dulles Intl

1:25 pm - 10:58 pmMAD Madrid Barajas-SAN San Diego

42h 33m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$824United Airlines

Tue, Nov 17 - Thu, Nov 26

6:35 am - 9:30 amSAN San Diego-MAD Madrid Barajas

17h 55m1 stop Newark

1:25 pm - 6:34 pmMAD Madrid Barajas-SAN San Diego

38h 09m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$824United Airlines

Tue, Nov 17 - Thu, Nov 26

10:12 am - 9:25 amSAN San Diego-MAD Madrid Barajas

14h 13m1 stop Chicago O'Hare Intl

1:00 pm - 6:01 pmMAD Madrid Barajas-SAN San Diego

38h 01m1 stop Dallas/Fort Worth

$827British Airways

Tue, Nov 17 - Thu, Nov 26

10:12 am - 9:25 amSAN San Diego-MAD Madrid Barajas

14h 13m1 stop Chicago O'Hare Intl

1:00 pm - 6:01 pmMAD Madrid Barajas-SAN San Diego

38h 01m1 stop Dallas/Fort Worth

$829British Airways

Tue, Nov 17 - Thu, Nov 26

2:33 pm - 4:30 pmSAN San Diego-BCN Barcelona-El Prat

16h 57m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

5:25 pm - 12:10 pmBCN Barcelona-El Prat-SAN San Diego

27h 45m1 stop Amsterdam Schiphol

$831KLM

Wed, Nov 18 - Wed, Dec 9

2:33 pm - 4:30 pmSAN San Diego-BCN Barcelona-El Prat

16h 57m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

7:55 pm - 12:10 pmBCN Barcelona-El Prat-SAN San Diego

25h 15m1 stop Amsterdam Schiphol

$831KLM

Wed, Nov 18 - Wed, Dec 9

4:45 pm - 8:00 amSAN San Diego-MAD Madrid Barajas

30h 15m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

1:25 pm - 3:12 pmMAD Madrid Barajas-SAN San Diego

34h 47m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$873Air Canada

Sun, Nov 15 - Sun, Nov 22

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British Airways flights from San Diego to Spain

Our best British Airways deals on San Diego to Spain flight tickets

British Airways

Mar 1

SAN6:00 pmSan Diego

15h 45m

1 stop

VLC6:45 pmValencia

Mar 4

VLC9:10 pmValencia

28h 00m

1 stop

SAN4:10 pmSan Diego

$732

British Airways

Feb 14

SAN6:00 pmSan Diego

32h 45m

1 stop

AGP11:45 amMalaga

Feb 17

AGP12:20 pmMalaga

36h 50m

1 stop

SAN4:10 pmSan Diego

$733

British Airways

Feb 15

SAN6:00 pmSan Diego

15h 35m

1 stop

MAD6:35 pmMadrid Barajas

Feb 23

MAD12:40 pmMadrid Barajas

17h 15m

1 stop

SAN8:55 pmSan Diego

$743

Lufthansa flights from San Diego to Spain

Our best Lufthansa deals on San Diego to Spain flight tickets

Lufthansa

Mar 10

SAN5:35 pmSan Diego

15h 10m

1 stop

BIO5:45 pmBilbao

Mar 24

BIO7:30 amBilbao

17h 15m

1 stop

SAN4:45 pmSan Diego

$696

Lufthansa

Mar 23

SAN6:35 pmSan Diego

14h 55m

1 stop

VLC5:30 pmValencia

Mar 29

VLC6:00 pmValencia

30h 25m

1 stop

SAN3:25 pmSan Diego

$706

Lufthansa

Mar 22

SAN6:35 pmSan Diego

21h 00m

1 stop

MAD11:35 pmMadrid Barajas

Apr 2

MAD5:55 amMadrid Barajas

25h 02m

2 stops

SAN9:57 pmSan Diego

$751

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 3/10

5:35 pm-5:45 pm

1 stop15h 10m

Bilbao

Wed 3/24

7:30 am-4:45 pm

1 stop17h 15m

$696

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 3/10

4:05 pm-9:20 pm

2 stops20h 15m

Bilbao

Wed 3/24

9:50 am-10:31 pm

2 stops20h 41m

$704

San DiegoValencia

SAN San Diego - VLC Valencia

SANVLC

San Diego

Tue 3/23

6:35 pm-5:30 pm

1 stop14h 55m

Valencia

Mon 3/29

6:00 pm-3:25 pm

1 stop30h 25m

$706

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Wed 3/10

2:40 pm-9:20 pm

2 stops21h 40m

Bilbao

Wed 3/24

7:30 am-4:45 pm

1 stop17h 15m

$719

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Mon 4/26

5:15 pm-5:55 pm

1 stop15h 40m

Bilbao

Wed 4/28

7:15 am-3:25 pm

1 stop17h 10m

$721

San DiegoMadrid

SAN San Diego - MAD Madrid Barajas

SANMAD

San Diego

Tue 4/13

7:00 am-9:00 am

2 stops17h 00m

Madrid Barajas

Fri 4/23

7:00 am-3:25 pm

1 stop17h 25m

$724

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Mon 4/26

5:15 pm-5:55 pm

1 stop15h 40m

Bilbao

Wed 4/28

7:15 am-3:25 pm

1 stop17h 10m

$725

San DiegoValencia

SAN San Diego - VLC Valencia

SANVLC

San Diego

Mon 3/1

6:00 pm-6:45 pm

1 stop15h 45m

Valencia

Thu 3/4

9:10 pm-4:10 pm

1 stop28h 00m

$732

San DiegoMálaga

SAN San Diego - AGP Malaga

SANAGP

San Diego

Sun 2/14

6:00 pm-11:45 am

1 stop32h 45m

Malaga

Wed 2/17

5:55 pm-4:10 pm

1 stop31h 15m

$733

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Wed 2/24

1:34 pm-11:00 pm

2 stops24h 26m

Barcelona-El Prat

Wed 3/10

6:20 am-10:31 pm

2 stops25h 11m

$747

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in February, then you should wait until January to fly from San Diego, when ticket prices are also cheap, with an average price of $700.

How far in advance should I book a flight from San Diego to Spain?

You are more likely to see cheaper flights to Spain from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $834 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from San Diego for as low as $661 on momondo.

Cheap San Diego to Spain flight deals and tips

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

Best Price Found	$315
Fastest flight time	13h 05m
Direct flights	None

The best one-way flight to Spain from San Diego in the past 72 hours is $315. The best round-trip flight deal from San Diego to Spain found on momondo in the last 72 hours is $696.

The fastest flight from San Diego to Spain takes 13h 05m

There are no direct flights from San Diego to Spain. There are no popular flight routes from San Diego to Spain.

Search flight deals

Frequently asked questions about flying from San Diego to Spain

When did momondo last update prices for flights from San Diego Airport to Spain?
Prices for flights from San Diego Airport to Spain were last updated today.
How many operators does momondo search for flights from San Diego Airport to Spain?
The number of operators available for flights from San Diego Airport to Spain is 11 as of November 2026.
How old do you have to be to fly from San Diego Airport to Spain?
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 Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents you'll need for your trip to Spain may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to Spain

Compare and see reviews for airlines that fly from San Diego to Spain with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $383	Free Cancellation	Rating 7.8 1,599 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,294 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom $406	Free Cancellation	Rating 7.5 698 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $453	Free Cancellation	Rating 6.7 8,283 reviews	Search British Airways flights
Iberia	PriceFrom $476	Free Cancellation	Rating 7.0 3,228 reviews	Search Iberia flights
Delta	PriceFrom $487	Free Cancellation	Rating 7.8 8,722 reviews	Search Delta flights
United Airlines	PriceFrom $493	Free Cancellation	Rating 7.3 10,487 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 2,118 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.5 2,030 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $584	Free Cancellation	Rating 7.0 12,235 reviews	Search American Airlines flights

Why use momondo?

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

Finding the right flight to Spain from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Spain quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for San Diego to Spain flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Spain from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of San Diego to Spain flights. All you need is a valid email address and we will do the rest; it is that quick and easy.