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

British Airways, Finnair, and Air Canada are the most popular carriers operating from San Diego to Spain

What airlines fly to Spain?

British Airways, Iberia and Lufthansa 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 42% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 10 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 10 as of June 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.

$329 Cheap Flights from San Diego to Spain in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

8:31 pm - 12:00 pm

SAN

BCN

30h 29m

1 stop

6:30 pm - 11:11 am

BCN

SAN

25h 41m

1 stop

$693Multiple Airlines

Tue, Oct 6 - Wed, Oct 21

1:24 pm - 12:05 am

SAN

AGP

25h 41m

2 stops

6:30 am - 10:41 pm

AGP

SAN

25h 11m

2 stops

$711SWISS

Wed, Sep 23 - Tue, Sep 29

7:40 pm - 8:35 pm

SAN

VLC

15h 55m

1 stop

8:30 pm - 2:55 pm

VLC

SAN

27h 25m

1 stop

$722British Airways

Wed, Oct 7 - Mon, Oct 12

5:35 pm - 6:05 pm

SAN

BIO

15h 30m

1 stop

6:45 am - 5:29 pm

BIO

SAN

19h 44m

2 stops

$738United Airlines

Wed, Nov 18 - Fri, Nov 27

7:40 pm - 10:10 am

SAN

AGP

29h 30m

1 stop

8:55 pm - 2:55 pm

AGP

SAN

27h 00m

1 stop

$743British Airways

Wed, Sep 30 - Mon, Oct 5

7:00 am - 4:10 pm

SAN

BIO

24h 10m

2 stops

6:45 am - 5:29 pm

BIO

SAN

19h 44m

2 stops

$744United Airlines

Wed, Nov 18 - Fri, Nov 27

5:15 pm - 11:25 pm

SAN

BIO

21h 10m

1 stop

6:40 pm - 3:25 pm

BIO

SAN

29h 45m

1 stop

$770Lufthansa

Tue, Sep 8 - Mon, Sep 14

2:24 pm - 11:25 pm

SAN

BIO

24h 01m

2 stops

6:40 pm - 8:34 pm

BIO

SAN

34h 54m

2 stops

$795Lufthansa

Sun, Sep 6 - Mon, Sep 14

7:00 pm - 6:25 pm

SAN

BCN

15h 25m

1 stop

7:30 am - 4:10 pm

BCN

SAN

17h 40m

1 stop

$797Iberia

Wed, Oct 28 - Fri, Nov 13

6:00 pm - 10:20 pm

SAN

GRX

19h 20m

2 stops

2:25 pm - 4:05 pm

GRX

SAN

34h 40m

2 stops

$901Iberia

Sun, Nov 8 - Sat, Nov 14

United Airlines flights from San Diego to Spain

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

United Airlines

Nov 18

SAN5:35 pmSan Diego

15h 30m

1 stop

BIO6:05 pmBilbao

Nov 27

BIO6:45 amBilbao

19h 44m

2 stops

SAN5:29 pmSan Diego

$738

United Airlines

Nov 18

SAN7:00 amSan Diego

24h 10m

2 stops

BIO4:10 pmBilbao

Nov 27

BIO6:45 amBilbao

19h 44m

2 stops

SAN5:29 pmSan Diego

$744

United Airlines

Nov 16

SAN7:41 pmSan Diego

31h 29m

3 stops

VLC12:10 pmValencia

Dec 10

VLC6:10 amValencia

23h 58m

2 stops

SAN9:08 pmSan Diego

$745

British Airways flights from San Diego to Spain

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

British Airways

Oct 7

SAN7:40 pmSan Diego

15h 55m

1 stop

VLC8:35 pmValencia

Oct 12

VLC8:30 pmValencia

27h 25m

1 stop

SAN2:55 pmSan Diego

$722

British Airways

Sep 30

SAN7:40 pmSan Diego

29h 30m

1 stop

AGP10:10 amMalaga

Oct 5

AGP8:55 pmMalaga

27h 00m

1 stop

SAN2:55 pmSan Diego

$743

British Airways

Oct 3

SAN10:46 pmSan Diego

35h 49m

2 stops

VLC7:35 pmValencia

Oct 7

VLC11:25 amValencia

36h 30m

1 stop

SAN2:55 pmSan Diego

$759

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Tue 10/6

8:31 pm-12:00 pm

1 stop30h 29m

Barcelona-El Prat

Wed 10/21

6:30 pm-11:11 am

1 stop25h 41m

$693

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Wed 9/23

1:24 pm-12:05 am

2 stops25h 41m

Malaga

Tue 9/29

6:30 am-10:41 pm

2 stops25h 11m

$711

San DiegoValencia

SAN - VLC

SANVLC

San Diego

Wed 10/7

7:40 pm-8:35 pm

1 stop15h 55m

Valencia

Mon 10/12

8:30 pm-2:55 pm

1 stop27h 25m

$722

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/18

5:35 pm-6:05 pm

1 stop15h 30m

Bilbao

Fri 11/27

6:45 am-5:29 pm

2 stops19h 44m

$738

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Wed 9/30

7:40 pm-10:10 am

1 stop29h 30m

Malaga

Mon 10/5

8:55 pm-2:55 pm

1 stop27h 00m

$743

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Wed 11/18

7:00 am-4:10 pm

2 stops24h 10m

Bilbao

Fri 11/27

6:45 am-5:29 pm

2 stops19h 44m

$744

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Tue 9/8

5:15 pm-11:25 pm

1 stop21h 10m

Bilbao

Mon 9/14

6:40 pm-3:25 pm

1 stop29h 45m

$770

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Sun 9/6

2:24 pm-11:25 pm

2 stops24h 01m

Bilbao

Mon 9/14

6:40 pm-8:34 pm

2 stops34h 54m

$795

Quickest round-trip

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Wed 10/28

7:00 pm-6:25 pm

1 stop15h 25m

Barcelona-El Prat

Fri 11/13

7:30 am-4:10 pm

1 stop17h 40m

$797

San DiegoGranada

SAN - GRX

SANGRX

San Diego

Sun 11/8

6:00 pm-10:20 pm

2 stops19h 20m

Granada Federico Garcia Lorca

Sat 11/14

2:25 pm-4:05 pm

2 stops34h 40m

$901

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 $800 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 $670 on momondo.

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

You could potentially save up to 3% 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 55m
Direct flights	None

The fastest flight from San Diego to Spain takes 14h 55m

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 10 as of June 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 1,524 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,036 reviews	Search Lufthansa flights
Air Canada	PriceFrom $420	Free Cancellation	Rating 7.1 11,126 reviews	Search Air Canada flights
Delta	PriceFrom $438	Free Cancellation	Rating 7.9 8,397 reviews	Search Delta flights
Iberia	PriceFrom $443	Free Cancellation	Rating 7.0 3,222 reviews	Search Iberia flights
British Airways	PriceFrom $477	Free Cancellation	Rating 6.7 8,026 reviews	Search British Airways flights
United Airlines	PriceFrom $493	Free Cancellation	Rating 7.4 9,774 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 1,964 reviews	Search SWISS flights
American Airlines	PriceFrom $514	Free Cancellation	Rating 7.1 11,641 reviews	Search American Airlines flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 1,806 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.