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

Lufthansa, Iberia, and British Airways 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 45% 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 September 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.

$301 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.

7:15 am - 8:50 amSAN San Diego-BCN Barcelona-El Prat

16h 35m1 stop Dallas/Fort Worth

8:55 am - 8:35 pmBCN Barcelona-El Prat-SAN San Diego

20h 40m1 stop Dallas/Fort Worth

$521Iberia

Tue, Nov 10 - Tue, Nov 17

10:12 am - 12:45 pmSAN San Diego-BCN Barcelona-El Prat

17h 33m2 stops Chicago O'Hare Intl Madrid Barajas

12:00 pm - 9:40 pmBCN Barcelona-El Prat-SAN San Diego

18h 40m1 stop Philadelphia

$530Iberia

Tue, Nov 10 - Tue, Nov 17

7:00 am - 8:35 amSAN San Diego-BCN Barcelona-El Prat

16h 35m1 stop New York John F Kennedy Intl

10:50 am - 9:41 pmBCN Barcelona-El Prat-SAN San Diego

19h 51m1 stop Atlanta Hartsfield-Jackson

$564Virgin Atlantic

Wed, Feb 3 - Sun, Feb 14

6:00 pm - 5:55 pmSAN San Diego-BCN Barcelona-El Prat

14h 55m1 stop London Heathrow

8:55 am - 7:09 pmBCN Barcelona-El Prat-SAN San Diego

19h 14m1 stop Dallas/Fort Worth

$573British Airways

Mon, Nov 9 - Tue, Nov 17

10:20 pm - 8:20 amSAN San Diego-BCN Barcelona-El Prat

25h 00m1 stop Newark

11:00 am - 7:09 pmBCN Barcelona-El Prat-SAN San Diego

17h 09m1 stop Newark

$574Lufthansa

Sun, Nov 8 - Tue, Nov 24

6:50 am - 1:15 pmSAN San Diego-BCN Barcelona-El Prat

21h 25m1 stop Chicago O'Hare Intl

3:10 pm - 10:40 pmBCN Barcelona-El Prat-SAN San Diego

16h 30m1 stop Chicago O'Hare Intl

$574Lufthansa

Sun, Nov 8 - Tue, Nov 24

7:00 pm - 7:55 pmSAN San Diego-BCN Barcelona-El Prat

16h 55m1 stop London Heathrow

10:30 am - 11:41 pmBCN Barcelona-El Prat-SAN San Diego

22h 11m1 stop Chicago O'Hare Intl

$576Multiple Airlines

Mon, Mar 22 - Thu, Apr 1

7:41 am - 11:25 amSAN San Diego-BCN Barcelona-El Prat

18h 44m2 stops Chicago O'Hare Intl London Heathrow

8:55 am - 8:35 pmBCN Barcelona-El Prat-SAN San Diego

20h 40m1 stop Dallas/Fort Worth

$578British Airways

Mon, Nov 9 - Tue, Nov 17

6:00 pm - 5:15 pmSAN San Diego-BCN Barcelona-El Prat

14h 15m1 stop London Heathrow

3:05 pm - 11:03 amBCN Barcelona-El Prat-SAN San Diego

28h 58m1 stop Miami

$584American Airlines

Sun, Nov 8 - Tue, Nov 24

7:32 am - 11:55 amSAN San Diego-VLC Valencia

19h 23m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

6:00 am - 12:10 pmVLC Valencia-SAN San Diego

15h 10m1 stop Amsterdam Schiphol

$611Multiple Airlines

Mon, Nov 16 - Thu, Dec 10

Cheap last minute flights

Enter your travel dates to find the best prices.

7:00 am - 8:00 amSAN San Diego-BCN Barcelona-El Prat

16h 00m1 stop Montreal Pierre Elliott Trudeau Intl

7:55 am - 3:25 pmBCN Barcelona-El Prat-SAN San Diego

16h 30m1 stop Munich Franz Josef Strauss

$574Multiple Airlines

Tue, Sep 29 - Wed, Oct 14

7:00 am - 8:00 amSAN San Diego-BCN Barcelona-El Prat

16h 00m1 stop Montreal Pierre Elliott Trudeau Intl

6:40 am - 4:00 pmBCN Barcelona-El Prat-SAN San Diego

18h 20m2 stops Frankfurt am Main Vancouver Intl

$583Air Canada

Tue, Sep 29 - Wed, Oct 14

10:56 am - 4:15 pmSAN San Diego-PMI Palma de Mallorca Son Sant Joan

20h 19m2 stops Atlanta Hartsfield-Jackson Barcelona-El Prat

7:05 am - 10:51 pmPMI Palma de Mallorca Son Sant Joan-SAN San Diego

24h 46m2 stops Barcelona-El Prat Seattle/Tacoma Intl

$598KLM

Tue, Sep 29 - Wed, Oct 7

2:24 pm - 5:55 pmSAN San Diego-BCN Barcelona-El Prat

18h 31m2 stops Los Angeles Munich Franz Josef Strauss

7:55 am - 3:25 pmBCN Barcelona-El Prat-SAN San Diego

16h 30m1 stop Munich Franz Josef Strauss

$616Lufthansa

Tue, Sep 29 - Wed, Oct 14

1:40 pm - 11:00 pmSAN San Diego-VLC Valencia

24h 20m1 stop Amsterdam Schiphol

6:00 am - 12:10 pmVLC Valencia-SAN San Diego

15h 10m1 stop Amsterdam Schiphol

$623Delta

Tue, Sep 29 - Tue, Nov 10

1:40 pm - 11:00 pmSAN San Diego-VLC Valencia

24h 20m1 stop Amsterdam Schiphol

6:00 am - 12:10 pmVLC Valencia-SAN San Diego

15h 10m1 stop Amsterdam Schiphol

$624Delta

Tue, Sep 29 - Tue, Nov 10

11:30 am - 5:10 pmSAN San Diego-PMI Palma de Mallorca Son Sant Joan

20h 40m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle

10:55 pm - 11:50 amPMI Palma de Mallorca Son Sant Joan-SAN San Diego

21h 55m1 stop Amsterdam Schiphol

$661Multiple Airlines

Sat, Sep 26 - Mon, Oct 12

7:00 am - 8:00 amSAN San Diego-BCN Barcelona-El Prat

16h 00m1 stop Montreal Pierre Elliott Trudeau Intl

7:55 am - 3:25 pmBCN Barcelona-El Prat-SAN San Diego

16h 30m1 stop Munich Franz Josef Strauss

$679Lufthansa

Tue, Sep 29 - Wed, Oct 14

10:30 pm - 6:50 amSAN San Diego-MAD Madrid Barajas

47h 20m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:55 am - 4:00 pmMAD Madrid Barajas-SAN San Diego

19h 05m2 stops Frankfurt am Main Vancouver Intl

$751Air Canada

Sun, Sep 27 - Tue, Oct 13

2:30 pm - 4:25 pmSAN San Diego-MAD Madrid Barajas

16h 55m2 stops Detroit Metropolitan Wayne County Amsterdam Schiphol

6:00 am - 3:10 pmMAD Madrid Barajas-SAN San Diego

18h 10m2 stops Amsterdam Schiphol Los Angeles

$753KLM

Tue, Sep 29 - Tue, Oct 13

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Alaska Airlines flights from San Diego to Spain

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

Alaska Airlines

Oct 7

SAN5:20 pmSan Diego

19h 50m

2 stops

MAD10:10 pmMadrid Barajas

Oct 12

MAD9:10 amMadrid Barajas

23h 49m

2 stops

SAN11:59 pmSan Diego

$772

Alaska Airlines

Sep 25

SAN4:50 pmSan Diego

18h 45m

2 stops

MAD8:35 pmMadrid Barajas

Oct 3

MAD8:05 amMadrid Barajas

24h 21m

2 stops

SAN11:26 pmSan Diego

$773

Iberia flights from San Diego to Spain

Our best Iberia deals on San Diego to Spain flight tickets

Iberia

Nov 10

SAN7:15 amSan Diego

16h 35m

1 stop

BCN8:50 amBarcelona-El Prat

Nov 17

BCN8:55 amBarcelona-El Prat

20h 40m

1 stop

SAN8:35 pmSan Diego

$521

Iberia

Nov 10

SAN10:12 amSan Diego

17h 33m

2 stops

BCN12:45 pmBarcelona-El Prat

Nov 17

BCN12:00 pmBarcelona-El Prat

18h 40m

1 stop

SAN9:40 pmSan Diego

$530

Iberia

Dec 6

SAN6:00 pmSan Diego

16h 25m

1 stop

BCN7:25 pmBarcelona-El Prat

Dec 15

BCN12:00 pmBarcelona-El Prat

18h 35m

1 stop

SAN9:35 pmSan Diego

$570

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Tue 11/10

7:15 am-8:50 am

1 stop16h 35m

Barcelona-El Prat

Tue 11/17

8:55 am-8:35 pm

1 stop20h 40m

$521

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Tue 11/10

10:12 am-12:45 pm

2 stops17h 33m

Barcelona-El Prat

Tue 11/17

12:00 pm-9:40 pm

1 stop18h 40m

$530

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Wed 2/3

7:00 am-8:35 am

1 stop16h 35m

Barcelona-El Prat

Sun 2/14

10:50 am-9:41 pm

1 stop19h 51m

$564

Quickest round-trip

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Mon 11/9

6:00 pm-5:55 pm

1 stop14h 55m

Barcelona-El Prat

Tue 11/17

8:55 am-7:09 pm

1 stop19h 14m

$573

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 11/8

10:20 pm-8:20 am

1 stop25h 00m

Barcelona-El Prat

Tue 11/24

11:00 am-7:09 pm

1 stop17h 09m

$574

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 11/8

6:50 am-1:15 pm

1 stop21h 25m

Barcelona-El Prat

Tue 11/24

3:10 pm-10:40 pm

1 stop16h 30m

$574

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Mon 3/22

7:00 pm-7:55 pm

1 stop16h 55m

Barcelona-El Prat

Thu 4/1

10:30 am-11:41 pm

1 stop22h 11m

$576

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Mon 11/9

7:41 am-11:25 am

2 stops18h 44m

Barcelona-El Prat

Tue 11/17

8:55 am-8:35 pm

1 stop20h 40m

$578

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 11/8

6:00 pm-5:15 pm

1 stop14h 15m

Barcelona-El Prat

Tue 11/24

3:05 pm-11:03 am

1 stop28h 58m

$584

San DiegoValencia

SAN San Diego - VLC Valencia

SANVLC

San Diego

Mon 11/16

7:32 am-11:55 am

2 stops19h 23m

Valencia

Thu 12/10

6:00 am-12:10 pm

1 stop15h 10m

$611

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 $639.

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 $805 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 $659 on momondo.

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

You could potentially save up to 12% 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	$301
Fastest flight time	14h 50m
Direct flights	None

The best one-way flight to Spain from San Diego in the past 72 hours is $301. The best round-trip flight deal from San Diego to Spain found on momondo in the last 72 hours is $521.

The fastest flight from San Diego to Spain takes 14h 50m

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 September 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 1,575 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,238 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom $406	Free Cancellation	Rating 7.4 694 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom $453	Free Cancellation	Rating 6.7 8,229 reviews	Search British Airways flights
Delta	PriceFrom $456	Free Cancellation	Rating 7.8 8,594 reviews	Search Delta flights
Iberia	PriceFrom $472	Free Cancellation	Rating 7.0 3,249 reviews	Search Iberia flights
United Airlines	PriceFrom $490	Free Cancellation	Rating 7.4 10,230 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 2,083 reviews	Search SWISS flights
American Airlines	PriceFrom $514	Free Cancellation	Rating 7.0 12,078 reviews	Search American Airlines flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 1,990 reviews	Search Scandinavian 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.