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

United Airlines, 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 44% 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 July 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.

$312 Cheap Flights from San Diego to Spain in 2026

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 - 6:05 pm

SAN

BIO

15h 30m

1 stop

7:25 am - 3:45 pm

BIO

SAN

17h 20m

1 stop

$719Lufthansa

Wed, Nov 4 - Wed, Nov 25

7:05 am - 11:40 am

SAN

BIO

19h 35m

2 stops

7:25 am - 3:45 pm

BIO

SAN

17h 20m

1 stop

$721Multiple Airlines

Wed, Nov 4 - Wed, Nov 25

5:35 pm - 11:05 pm

SAN

BIO

20h 30m

1 stop

11:35 am - 3:45 pm

BIO

SAN

37h 10m

1 stop

$739United Airlines

Tue, Nov 10 - Thu, Nov 12

6:50 am - 12:10 pm

SAN

VLC

20h 20m

2 stops

6:10 am - 12:29 am

VLC

SAN

27h 19m

3 stops

$742United Airlines

Mon, Nov 16 - Thu, Dec 10

6:00 pm - 11:00 am

SAN

AGP

32h 00m

1 stop

12:20 pm - 4:10 pm

AGP

SAN

36h 50m

1 stop

$762British Airways

Tue, Nov 17 - Wed, Nov 25

9:51 am - 12:45 pm

SAN

BIO

17h 54m

2 stops

9:35 pm - 8:04 pm

BIO

SAN

31h 29m

2 stops

$821Iberia

Sun, Oct 4 - Mon, Oct 12

7:40 pm - 2:25 pm

SAN

XRY

33h 45m

2 stops

5:40 pm - 8:34 am

XRY

SAN

23h 54m

2 stops

$868Iberia

Mon, Oct 12 - Mon, Nov 2

6:15 am - 1:15 pm

SAN

XRY

22h 00m

2 stops

9:15 am - 10:25 pm

XRY

SAN

22h 10m

2 stops

$931American Airlines

Mon, Sep 7 - Tue, Sep 22

7:40 pm - 7:00 pm

SAN

BCN

14h 20m

1 stop

9:20 pm - 2:55 pm

BCN

SAN

26h 35m

1 stop

$950British Airways

Fri, Sep 25 - Sun, Oct 4

1:52 pm - 7:35 pm

SAN

TFN

21h 43m

2 stops

6:50 am - 9:44 pm

TFN

SAN

22h 54m

2 stops

$1,039American Airlines

Fri, Oct 16 - Fri, Oct 23

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JetBlue flights from San Diego to Spain

Our best JetBlue deals on San Diego to Spain flight tickets

JetBlue

Sep 6

SAN10:20 amSan Diego

16h 10m

1 stop

MAD11:30 amMadrid Barajas

Sep 20

MAD1:30 pmMadrid Barajas

31h 52m

1 stop

SAN12:22 pmSan Diego

$912

JetBlue

Aug 4

SAN10:20 amSan Diego

16h 10m

1 stop

MAD11:30 amMadrid Barajas

Aug 21

MAD2:05 pmMadrid Barajas

31h 31m

1 stop

SAN12:36 pmSan Diego

$917

JetBlue

Jul 20

SAN8:40 pmSan Diego

28h 05m

1 stop

BCN9:45 amBarcelona-El Prat

Jul 28

BCN12:50 pmBarcelona-El Prat

29h 19m

1 stop

SAN9:09 amSan Diego

$1,186

Air Canada flights from San Diego to Spain

Our best Air Canada deals on San Diego to Spain flight tickets

Air Canada

Sep 1

SAN12:30 pmSan Diego

36h 05m

1 stop

MAD9:35 amMadrid Barajas

Sep 9

MAD12:45 pmMadrid Barajas

31h 40m

2 stops

SAN11:25 amSan Diego

$885

Air Canada

Aug 31

SAN10:40 pmSan Diego

25h 10m

2 stops

MAD8:50 amMadrid Barajas

Sep 9

MAD12:45 pmMadrid Barajas

31h 40m

2 stops

SAN11:25 amSan Diego

$889

Air Canada

Nov 21

SAN12:55 pmSan Diego

58h 05m

2 stops

MAD8:00 amMadrid Barajas

Nov 29

MAD1:25 pmMadrid Barajas

31h 35m

2 stops

SAN12:00 pmSan Diego

$899

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/4

5:35 pm-6:05 pm

1 stop15h 30m

Bilbao

Wed 11/25

7:25 am-3:45 pm

1 stop17h 20m

$719

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/4

7:05 am-11:40 am

2 stops19h 35m

Bilbao

Wed 11/25

7:25 am-3:45 pm

1 stop17h 20m

$721

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Tue 11/10

5:35 pm-11:05 pm

1 stop20h 30m

Bilbao

Thu 11/12

11:35 am-3:45 pm

1 stop37h 10m

$739

San DiegoValencia

SAN - VLC

SANVLC

San Diego

Mon 11/16

6:50 am-12:10 pm

2 stops20h 20m

Valencia

Thu 12/10

6:10 am-12:29 am

3 stops27h 19m

$742

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Tue 11/17

6:00 pm-11:00 am

1 stop32h 00m

Malaga

Wed 11/25

12:20 pm-4:10 pm

1 stop36h 50m

$762

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Sun 10/4

9:51 am-12:45 pm

2 stops17h 54m

Bilbao

Mon 10/12

9:35 pm-8:04 pm

2 stops31h 29m

$821

San DiegoJerez de la Frontera

SAN - XRY

SANXRY

San Diego

Mon 10/12

7:40 pm-2:25 pm

2 stops33h 45m

Jerez de la Frontera La Parra

Mon 11/2

5:40 pm-8:34 am

2 stops23h 54m

$868

San DiegoJerez de la Frontera

SAN - XRY

SANXRY

San Diego

Mon 9/7

6:15 am-1:15 pm

2 stops22h 00m

Jerez de la Frontera La Parra

Tue 9/22

9:15 am-10:25 pm

2 stops22h 10m

$931

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/25

7:40 pm-7:00 pm

1 stop14h 20m

Barcelona-El Prat

Sun 10/4

9:20 pm-2:55 pm

1 stop26h 35m

$950

San DiegoSanta Cruz de Tenerife

SAN - TFN

SANTFN

San Diego

Fri 10/16

1:52 pm-7:35 pm

2 stops21h 43m

Santa Cruz de Tenerife Tenerife-Norte

Fri 10/23

6:50 am-9:44 pm

2 stops22h 54m

$1,039

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 August, then you should wait until May to fly from San Diego, when ticket prices are also cheap, with an average price of $313.

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 $778 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 5% 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

Fastest flight time	14h 45m
Direct flights	None

The fastest flight from San Diego to Spain takes 14h 45m

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 July 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 1,538 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,130 reviews	Search Lufthansa flights
Virgin Atlantic	PriceFrom $406	Free Cancellation	Rating 7.5 693 reviews	Search Virgin Atlantic flights
Air Canada	PriceFrom $420	Free Cancellation	Rating 7.1 11,332 reviews	Search Air Canada flights
Delta	PriceFrom $456	Free Cancellation	Rating 7.8 8,463 reviews	Search Delta flights
Iberia	PriceFrom $467	Free Cancellation	Rating 7.0 3,254 reviews	Search Iberia flights
British Airways	PriceFrom $477	Free Cancellation	Rating 6.7 8,106 reviews	Search British Airways flights
United Airlines	PriceFrom $490	Free Cancellation	Rating 7.4 9,983 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 2,001 reviews	Search SWISS flights
American Airlines	PriceFrom $514	Free Cancellation	Rating 7.1 11,814 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.