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 10 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

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

British Airways, United Airlines, and KLM are the most popular carriers operating 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.

$329 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.

5:15 pm - 11:25 pm

SAN

BIO

21h 10m

1 stop

6:50 am - 8:36 pm

BIO

SAN

22h 46m

2 stops

$707Multiple Airlines

週一, 9月 21 - 週二, 10月 6

6:15 am - 9:35 am

SAN

BCN

19h 20m

1 stop

10:40 am - 8:18 pm

BCN

SAN

18h 38m

1 stop

$718Iberia

週三, 10月 28 - 週二, 11月 17

6:00 pm - 11:00 am

SAN

AGP

32h 00m

1 stop

12:20 pm - 4:10 pm

AGP

SAN

36h 50m

1 stop

$723British Airways

週二, 11月 17 - 週三, 11月 25

6:00 pm - 11:00 am

SAN

AGP

32h 00m

1 stop

12:20 pm - 4:10 pm

AGP

SAN

36h 50m

1 stop

$724British Airways

週二, 11月 17 - 週三, 11月 25

5:15 pm - 5:55 pm

SAN

BIO

15h 40m

1 stop

7:15 am - 3:25 pm

BIO

SAN

17h 10m

1 stop

$730United Airlines

週一, 10月 19 - 週五, 10月 23

7:00 am - 11:25 pm

SAN

BIO

31h 25m

2 stops

7:15 am - 3:25 pm

BIO

SAN

17h 10m

1 stop

$734United Airlines

週一, 10月 19 - 週五, 10月 23

5:15 pm - 11:25 pm

SAN

BIO

21h 10m

1 stop

6:40 pm - 3:25 pm

BIO

SAN

29h 45m

1 stop

$736Lufthansa

週一, 9月 21 - 週二, 10月 6

5:35 pm - 5:35 pm

SAN

BCN

15h 00m

1 stop

7:30 am - 3:45 pm

BCN

SAN

17h 15m

1 stop

$788Lufthansa

週二, 11月 10 - 週二, 11月 24

6:45 am - 8:40 am

SAN

EAS

16h 55m

2 stops

9:20 am - 7:19 pm

EAS

SAN

18h 59m

2 stops

$1,052American Airlines

週三, 8月 26 - 週二, 9月 1

6:50 am - 8:40 am

SAN

EAS

16h 50m

2 stops

9:20 am - 7:19 pm

EAS

SAN

18h 59m

2 stops

$1,117American Airlines

週五, 7月 31 - 週五, 8月 7

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United Airlines flights from San Diego to Spain

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

United Airlines

Oct 19

SAN5:15 pmSan Diego

15h 40m

1 stop

BIO5:55 pmBilbao

Oct 23

BIO7:15 amBilbao

17h 10m

1 stop

SAN3:25 pmSan Diego

$730

United Airlines

Oct 19

SAN7:00 amSan Diego

31h 25m

2 stops

BIO11:25 pmBilbao

Oct 23

BIO7:15 amBilbao

17h 10m

1 stop

SAN3:25 pmSan Diego

$734

United Airlines

Oct 19

SAN5:15 pmSan Diego

21h 10m

1 stop

BIO11:25 pmBilbao

Oct 23

BIO6:45 amBilbao

26h 46m

3 stops

SAN12:31 amSan Diego

$738

British Airways flights from San Diego to Spain

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

British Airways

Nov 17

SAN6:00 pmSan Diego

32h 00m

1 stop

AGP11:00 amMalaga

Nov 25

AGP12:20 pmMalaga

36h 50m

1 stop

SAN4:10 pmSan Diego

$723

British Airways

Nov 17

SAN6:00 pmSan Diego

32h 00m

1 stop

AGP11:00 amMalaga

Nov 25

AGP12:20 pmMalaga

36h 50m

1 stop

SAN4:10 pmSan Diego

$724

British Airways

Nov 17

SAN6:00 pmSan Diego

32h 00m

1 stop

AGP11:00 amMalaga

Nov 25

AGP12:20 pmMalaga

36h 50m

1 stop

SAN4:10 pmSan Diego

$725

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

週一 9/21

5:15 pm-11:25 pm

1 stop21h 10m

Bilbao

週二 10/6

6:50 am-8:36 pm

2 stops22h 46m

$707

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

週三 10/28

6:15 am-9:35 am

1 stop19h 20m

Barcelona-El Prat

週二 11/17

10:40 am-8:18 pm

1 stop18h 38m

$718

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

週二 11/17

6:00 pm-11:00 am

1 stop32h 00m

Malaga

週三 11/25

12:20 pm-4:10 pm

1 stop36h 50m

$723

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

週二 11/17

6:00 pm-11:00 am

1 stop32h 00m

Malaga

週三 11/25

12:20 pm-4:10 pm

1 stop36h 50m

$724

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

週一 10/19

5:15 pm-5:55 pm

1 stop15h 40m

Bilbao

週五 10/23

7:15 am-3:25 pm

1 stop17h 10m

$730

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

週一 10/19

7:00 am-11:25 pm

2 stops31h 25m

Bilbao

週五 10/23

7:15 am-3:25 pm

1 stop17h 10m

$734

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

週一 9/21

5:15 pm-11:25 pm

1 stop21h 10m

Bilbao

週二 10/6

6:40 pm-3:25 pm

1 stop29h 45m

$736

Quickest round-trip

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

週二 11/10

5:35 pm-5:35 pm

1 stop15h 00m

Barcelona-El Prat

週二 11/24

7:30 am-3:45 pm

1 stop17h 15m

$788

San DiegoSan Sebastian

SAN - EAS

SANEAS

San Diego

週三 8/26

6:45 am-8:40 am

2 stops16h 55m

San Sebastián

週二 9/1

9:20 am-7:19 pm

2 stops18h 59m

$1,052

San DiegoSan Sebastian

SAN - EAS

SANEAS

San Diego

週五 7/31

6:50 am-8:40 am

2 stops16h 50m

San Sebastián

週五 8/7

9:20 am-7:19 pm

2 stops18h 59m

$1,117

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 $837 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 $667 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

Fastest flight time	14h 10m
Direct flights	None

The fastest flight from San Diego to Spain takes 14h 10m

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 1,528 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,066 reviews	Search Lufthansa flights
Air Canada	PriceFrom $420	Free Cancellation	Rating 7.1 11,197 reviews	Search Air Canada flights
Iberia	PriceFrom $467	Free Cancellation	Rating 7.0 3,237 reviews	Search Iberia flights
British Airways	PriceFrom $477	Free Cancellation	Rating 6.7 8,051 reviews	Search British Airways flights
Delta	PriceFrom $487	Free Cancellation	Rating 7.9 8,405 reviews	Search Delta flights
United Airlines	PriceFrom $493	Free Cancellation	Rating 7.4 9,842 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 1,969 reviews	Search SWISS flights
American Airlines	PriceFrom $514	Free Cancellation	Rating 7.1 11,667 reviews	Search American Airlines flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 1,828 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.