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

Iberia, Air France, and KLM 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 October 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.

$258 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.

6:15 am - 9:45 amSAN San Diego-MAD Madrid Barajas

18h 30m2 stops Los Angeles Atlanta Hartsfield-Jackson

9:20 am - 8:45 pmMAD Madrid Barajas-SAN San Diego

20h 25m1 stop New York John F Kennedy Intl

$676Virgin Atlantic

Wed, Dec 2 - Wed, Dec 16

8:00 am - 9:45 amSAN San Diego-MAD Madrid Barajas

16h 45m1 stop Atlanta Hartsfield-Jackson

9:20 am - 11:56 amMAD Madrid Barajas-SAN San Diego

35h 36m1 stop New York John F Kennedy Intl

$676Virgin Atlantic

Wed, Dec 2 - Wed, Dec 16

12:39 pm - 9:55 pmSAN San Diego-BIO Bilbao

24h 16m2 stops Denver Intl Munich Franz Josef Strauss

7:30 am - 3:45 pmBIO Bilbao-SAN San Diego

17h 15m1 stop Munich Franz Josef Strauss

$716United Airlines

Tue, Mar 2 - Fri, Mar 5

2:40 pm - 6:45 pmSAN San Diego-VLC Valencia

20h 05m2 stops San Francisco Zurich

6:00 am - 9:57 pmVLC Valencia-SAN San Diego

24h 57m2 stops Zurich Chicago O'Hare Intl

$717SWISS

Mon, Mar 22 - Wed, Mar 31

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

14h 55m1 stop Munich Franz Josef Strauss

6:00 am - 10:42 pmVLC Valencia-SAN San Diego

25h 42m2 stops Zurich San Francisco

$717Multiple Airlines

Mon, Mar 22 - Wed, Mar 31

1:06 pm - 6:45 pmSAN San Diego-MAD Madrid Barajas

20h 39m2 stops San Francisco Zurich

10:05 am - 10:41 pmMAD Madrid Barajas-SAN San Diego

21h 36m2 stops Zurich San Francisco

$720SWISS

Mon, Jan 25 - Thu, Feb 4

11:00 am - 3:25 pmSAN San Diego-PMI Palma de Mallorca Son Sant Joan

20h 25m2 stops Los Angeles Frankfurt am Main

11:35 am - 11:43 amPMI Palma de Mallorca Son Sant Joan-SAN San Diego

33h 08m2 stops Frankfurt am Main Toronto Pearson Intl

$722Multiple Airlines

Mon, Mar 22 - Thu, Apr 1

7:36 am - 5:00 pmSAN San Diego-AGP Malaga

24h 24m2 stops Chicago O'Hare Intl Madrid Barajas

9:10 am - 7:36 pmAGP Malaga-SAN San Diego

19h 26m2 stops Madrid Barajas Chicago O'Hare Intl

$723Iberia

Sun, Jan 31 - Fri, Feb 5

6:45 am - 12:50 pmSAN San Diego-BIO Bilbao

21h 05m2 stops Chicago O'Hare Intl Brussels Bruxelles-National

6:45 am - 9:14 pmBIO Bilbao-SAN San Diego

23h 29m2 stops Frankfurt am Main Denver Intl

$724United Airlines

Tue, Mar 2 - Fri, Mar 5

7:40 pm - 10:10 pmSAN San Diego-MAD Madrid Barajas

17h 30m1 stop London Heathrow

3:25 pm - 10:49 pmMAD Madrid Barajas-SAN San Diego

16h 24m1 stop Philadelphia

$727Iberia

Sun, Apr 18 - Mon, May 3

Cheap last minute flights

Enter your travel dates to find the best prices.

5:35 pm - 11:35 pmSAN San Diego-MAD Madrid Barajas

21h 00m1 stop Munich Franz Josef Strauss

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

19h 20m2 stops Frankfurt am Main Vancouver Intl

$802Lufthansa

Tue, Nov 3 - Tue, Nov 17

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

$804Lufthansa

Tue, Nov 3 - Tue, Nov 17

10:30 pm - 8:00 amSAN San Diego-MAD Madrid Barajas

24h 30m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

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

19h 20m2 stops Frankfurt am Main Vancouver Intl

$828Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

10:30 pm - 9:30 amSAN San Diego-MAD Madrid Barajas

26h 00m2 stops Chicago O'Hare Intl Newark

6:05 am - 8:24 pmMAD Madrid Barajas-SAN San Diego

23h 19m2 stops Frankfurt am Main Los Angeles

$829United Airlines

Tue, Nov 3 - Tue, Nov 17

10:30 pm - 8:00 amSAN San Diego-MAD Madrid Barajas

24h 30m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

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

19h 20m2 stops Frankfurt am Main Vancouver Intl

$829Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

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

17h 55m1 stop Newark

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

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

$874United Airlines

Thu, Nov 5 - Thu, Nov 12

10:57 am - 5:40 pmSAN San Diego-IBZ Ibiza

21h 43m2 stops Los Angeles Amsterdam Schiphol

10:45 am - 12:10 pmIBZ Ibiza-SAN San Diego

34h 25m1 stop Amsterdam Schiphol

$894KLM

Wed, Nov 4 - Mon, Nov 9

9:18 am - 12:50 pmSAN San Diego-IBZ Ibiza

18h 32m2 stops Philadelphia Madrid Barajas

9:35 pm - 3:41 pmIBZ Ibiza-SAN San Diego

27h 06m2 stops Madrid Barajas Dallas/Fort Worth

$902British Airways

Wed, Nov 4 - Mon, Nov 9

1:18 pm - 2:05 pmSAN San Diego-BCN Barcelona-El Prat

16h 47m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

1:10 pm - 12:10 pmBCN Barcelona-El Prat-SAN San Diego

32h 00m1 stop Amsterdam Schiphol

$938Delta

Sat, Oct 31 - Fri, Nov 6

6:15 am - 10:00 amSAN San Diego-SVQ Sevilla

18h 45m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

9:30 pm - 12:10 pmSVQ Sevilla-SAN San Diego

23h 40m1 stop Amsterdam Schiphol

$1,127KLM

Wed, Nov 4 - Mon, Nov 16

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Delta flights from San Diego to Spain

Our best Delta deals on San Diego to Spain flight tickets

Delta

Mar 7

SAN3:59 pmSan Diego

18h 11m

2 stops

MAD7:10 pmMadrid Barajas

Mar 22

MAD1:05 pmMadrid Barajas

32h 05m

1 stop

SAN1:10 pmSan Diego

$773

Delta

Nov 23

SAN6:25 amSan Diego

15h 55m

2 stops

MAD7:20 amMadrid Barajas

Dec 9

MAD1:05 pmMadrid Barajas

32h 05m

1 stop

SAN12:10 pmSan Diego

$780

Delta

Nov 23

SAN7:32 amSan Diego

14h 48m

1 stop

MAD7:20 amMadrid Barajas

Dec 9

MAD1:05 pmMadrid Barajas

32h 05m

1 stop

SAN12:10 pmSan Diego

$785

United Airlines flights from San Diego to Spain

Our best United Airlines deals on San Diego to Spain flight tickets

United Airlines

Mar 2

SAN12:39 pmSan Diego

24h 16m

2 stops

BIO9:55 pmBilbao

Mar 5

BIO7:30 amBilbao

17h 15m

1 stop

SAN3:45 pmSan Diego

$716

United Airlines

Mar 2

SAN6:45 amSan Diego

21h 05m

2 stops

BIO12:50 pmBilbao

Mar 5

BIO6:45 amBilbao

23h 29m

2 stops

SAN9:14 pmSan Diego

$724

United Airlines

Mar 2

SAN6:22 amSan Diego

30h 33m

2 stops

BIO9:55 pmBilbao

Mar 5

BIO7:30 amBilbao

17h 15m

1 stop

SAN3:45 pmSan Diego

$725

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoMadrid

SAN San Diego - MAD Madrid Barajas

SANMAD

San Diego

Wed 12/2

6:15 am-9:45 am

2 stops18h 30m

Madrid Barajas

Wed 12/16

9:20 am-8:45 pm

1 stop20h 25m

$676

San DiegoMadrid

SAN San Diego - MAD Madrid Barajas

SANMAD

San Diego

Wed 12/2

8:00 am-9:45 am

1 stop16h 45m

Madrid Barajas

Wed 12/16

9:20 am-11:56 am

1 stop35h 36m

$676

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Tue 3/2

12:39 pm-9:55 pm

2 stops24h 16m

Bilbao

Fri 3/5

7:30 am-3:45 pm

1 stop17h 15m

$716

San DiegoValencia

SAN San Diego - VLC Valencia

SANVLC

San Diego

Mon 3/22

2:40 pm-6:45 pm

2 stops20h 05m

Valencia

Wed 3/31

6:00 am-9:57 pm

2 stops24h 57m

$717

San DiegoValencia

SAN San Diego - VLC Valencia

SANVLC

San Diego

Mon 3/22

6:35 pm-5:30 pm

1 stop14h 55m

Valencia

Wed 3/31

6:00 am-10:42 pm

2 stops25h 42m

$717

San DiegoMadrid

SAN San Diego - MAD Madrid Barajas

SANMAD

San Diego

Mon 1/25

1:06 pm-6:45 pm

2 stops20h 39m

Madrid Barajas

Thu 2/4

10:05 am-10:41 pm

2 stops21h 36m

$720

San DiegoPalma de Mallorca

SAN San Diego - PMI Palma de Mallorca Son Sant Joan

SANPMI

San Diego

Mon 3/22

11:00 am-3:25 pm

2 stops20h 25m

Palma de Mallorca Son Sant Joan

Thu 4/1

11:35 am-11:43 am

2 stops33h 08m

$722

San DiegoMálaga

SAN San Diego - AGP Malaga

SANAGP

San Diego

Sun 1/31

7:36 am-5:00 pm

2 stops24h 24m

Malaga

Fri 2/5

9:10 am-7:36 pm

2 stops19h 26m

$723

San DiegoBilbao

SAN San Diego - BIO Bilbao

SANBIO

San Diego

Tue 3/2

6:45 am-12:50 pm

2 stops21h 05m

Bilbao

Fri 3/5

6:45 am-9:14 pm

2 stops23h 29m

$724

Quickest round-trip

San DiegoMadrid

SAN San Diego - MAD Madrid Barajas

SANMAD

San Diego

Sun 4/18

7:40 pm-10:10 pm

1 stop17h 30m

Madrid Barajas

Mon 5/3

3:25 pm-10:49 pm

1 stop16h 24m

$727

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 $688.

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 $826 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.

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

You could potentially save up to 15% on your flight if you consider stops on a San Diego to Spain flight.

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	$258
Fastest flight time	13h 37m
Direct flights	None

The best one-way flight to Spain from San Diego in the past 72 hours is $258. The best round-trip flight deal from San Diego to Spain found on momondo in the last 72 hours is $676.

The fastest flight from San Diego to Spain takes 13h 37m

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 October 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 1,595 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,301 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom $438	Free Cancellation	Rating 7.5 699 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $453	Free Cancellation	Rating 6.7 8,277 reviews	Search British Airways flights
Delta	PriceFrom $456	Free Cancellation	Rating 7.8 8,696 reviews	Search Delta flights
Iberia	PriceFrom $477	Free Cancellation	Rating 7.0 3,243 reviews	Search Iberia flights
United Airlines	PriceFrom $490	Free Cancellation	Rating 7.3 10,459 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 2,113 reviews	Search SWISS flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 2,031 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $537	Free Cancellation	Rating 7.0 12,220 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.