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

JetBlue, Air Canada, and United Airlines 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.

$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.

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

16h 00m1 stop Montreal Pierre Elliott Trudeau Intl

9:05 am - 3:25 pmBCN Barcelona-El Prat-SAN San Diego

15h 20m1 stop Munich Franz Josef Strauss

$693Multiple Airlines

Sun, Oct 4 - Tue, Oct 13

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

16h 00m1 stop Montreal Pierre Elliott Trudeau Intl

6:40 am - 6:35 pmBCN Barcelona-El Prat-SAN San Diego

20h 55m2 stops Frankfurt am Main San Francisco

$700Multiple Airlines

Sun, Oct 4 - Tue, Oct 13

6:00 pm - 5:30 pmSAN San Diego-BCN Barcelona-El Prat

14h 30m1 stop London Heathrow

12:00 pm - 9:59 pmBCN Barcelona-El Prat-SAN San Diego

18h 59m1 stop Philadelphia

$717British Airways

Tue, Nov 24 - Tue, Feb 23

6:00 pm - 7:55 pmSAN San Diego-BCN Barcelona-El Prat

16h 55m1 stop London Heathrow

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

18h 40m1 stop Philadelphia

$719British Airways

Mon, Nov 9 - Tue, Nov 17

5:15 pm - 5:55 pmSAN San Diego-BCN Barcelona-El Prat

15h 40m1 stop Munich Franz Josef Strauss

6:40 pm - 4:45 pmBCN Barcelona-El Prat-SAN San Diego

30h 05m1 stop Munich Franz Josef Strauss

$720Lufthansa

Sun, Oct 11 - Mon, Oct 26

5:35 pm - 11:05 pmSAN San Diego-BCN Barcelona-El Prat

20h 30m1 stop Munich Franz Josef Strauss

7:30 am - 3:45 pmBCN Barcelona-El Prat-SAN San Diego

17h 15m1 stop Munich Franz Josef Strauss

$722Lufthansa

Mon, Nov 9 - Tue, Nov 17

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

16h 00m1 stop Montreal Pierre Elliott Trudeau Intl

12:15 pm - 5:05 pmBCN Barcelona-El Prat-SAN San Diego

37h 50m2 stops Montreal Pierre Elliott Trudeau Intl Denver Intl

$725United Airlines

Mon, Oct 5 - Thu, Oct 15

8:00 am - 9:00 amSAN San Diego-BCN Barcelona-El Prat

16h 00m1 stop Washington, D.C. Dulles Intl

1:35 pm - 9:12 pmBCN Barcelona-El Prat-SAN San Diego

40h 37m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$726United Airlines

Wed, Nov 18 - Fri, Dec 11

9:53 pm - 8:35 amSAN San Diego-BCN Barcelona-El Prat

25h 42m1 stop Boston Logan Intl

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

32h 00m1 stop Amsterdam Schiphol

$743Delta

Sun, Oct 11 - Mon, Oct 26

3:59 pm - 9:00 amSAN San Diego-BCN Barcelona-El Prat

32h 01m2 stops Los Angeles Paris Charles de Gaulle

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

32h 00m1 stop Amsterdam Schiphol

$744Delta

Sun, Oct 11 - Mon, Oct 26

Cheap last minute flights

Enter your travel dates to find the best prices.

6:15 am - 10:45 amSAN San Diego-BCN Barcelona-El Prat

19h 30m1 stop Chicago O'Hare Intl

12:20 pm - 9:33 pmBCN Barcelona-El Prat-SAN San Diego

18h 13m1 stop Chicago O'Hare Intl

$901Iberia

Wed, Sep 9 - Wed, Oct 7

10:40 am - 7:05 pmSAN San Diego-VLC Valencia

23h 25m2 stops Chicago O'Hare Intl Zurich

6:00 am - 6:30 pmVLC Valencia-SAN San Diego

21h 30m2 stops Zurich Chicago O'Hare Intl

$917SWISS

Wed, Sep 9 - Sat, Sep 19

3:56 pm - 12:05 amSAN San Diego-VLC Valencia

23h 09m2 stops San Francisco Zurich

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

25h 10m2 stops Zurich Chicago O'Hare Intl

$917SWISS

Tue, Sep 8 - Sat, Sep 19

9:59 pm - 8:35 amSAN San Diego-BCN Barcelona-El Prat

25h 36m2 stops New York John F Kennedy Intl Boston Logan Intl

11:00 am - 7:36 pmBCN Barcelona-El Prat-SAN San Diego

17h 36m1 stop Atlanta Hartsfield-Jackson

$947Virgin Atlantic

Wed, Sep 9 - Wed, Oct 7

1:10 pm - 1:30 pmSAN San Diego-MAD Madrid Barajas

15h 20m1 stop Chicago O'Hare Intl

1:15 pm - 9:39 pmMAD Madrid Barajas-SAN San Diego

17h 24m1 stop Philadelphia

$957British Airways

Sun, Sep 13 - Wed, Jan 20

2:24 pm - 5:40 pmSAN San Diego-MAD Madrid Barajas

18h 16m2 stops Los Angeles Munich Franz Josef Strauss

7:00 am - 3:25 pmMAD Madrid Barajas-SAN San Diego

17h 25m1 stop Munich Franz Josef Strauss

$967Lufthansa

Wed, Sep 9 - Tue, Oct 6

2:24 pm - 5:40 pmSAN San Diego-MAD Madrid Barajas

18h 16m2 stops Los Angeles Munich Franz Josef Strauss

6:25 pm - 3:25 pmMAD Madrid Barajas-SAN San Diego

30h 00m1 stop Munich Franz Josef Strauss

$970Lufthansa

Wed, Sep 9 - Wed, Sep 30

7:00 am - 6:50 amSAN San Diego-MAD Madrid Barajas

14h 50m1 stop Montreal Pierre Elliott Trudeau Intl

1:25 pm - 12:00 pmMAD Madrid Barajas-SAN San Diego

55h 35m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$975Air Canada

Sun, Sep 13 - Wed, Jan 20

1:10 pm - 1:30 pmSAN San Diego-MAD Madrid Barajas

15h 20m1 stop Chicago O'Hare Intl

10:25 am - 7:02 pmMAD Madrid Barajas-SAN San Diego

17h 37m1 stop Dallas/Fort Worth

$1,059British Airways

Sun, Sep 13 - Sat, Oct 10

8:00 am - 10:10 amSAN San Diego-BCN Barcelona-El Prat

17h 10m1 stop Dallas/Fort Worth

10:45 am - 11:38 pmBCN Barcelona-El Prat-SAN San Diego

21h 53m1 stop Dallas/Fort Worth

$1,180Iberia

Wed, Sep 9 - Sat, Oct 10

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

British Airways flights from San Diego to Spain

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

British Airways

Nov 24

SAN6:00 pmSan Diego

14h 30m

1 stop

BCN5:30 pmBarcelona-El Prat

Feb 23

BCN12:00 pmBarcelona-El Prat

18h 59m

1 stop

SAN9:59 pmSan Diego

$717

British Airways

Nov 9

SAN6:00 pmSan Diego

16h 55m

1 stop

BCN7:55 pmBarcelona-El Prat

Nov 17

BCN12:00 pmBarcelona-El Prat

18h 40m

1 stop

SAN9:40 pmSan Diego

$719

British Airways

Nov 18

SAN10:12 amSan Diego

14h 13m

1 stop

MAD9:25 amMadrid Barajas

Dec 21

MAD9:00 pmMadrid Barajas

28h 10m

1 stop

SAN4:10 pmSan Diego

$759

Iberia flights from San Diego to Spain

Our best Iberia deals on San Diego to Spain flight tickets

Iberia

Feb 1

SAN6:00 pmSan Diego

19h 35m

1 stop

MAD10:35 pmMadrid Barajas

Feb 22

MAD9:40 pmMadrid Barajas

27h 30m

2 stops

SAN4:10 pmSan Diego

$768

Iberia

Nov 2

SAN7:41 amSan Diego

16h 09m

1 stop

MAD8:50 amMadrid Barajas

Nov 9

MAD11:00 pmMadrid Barajas

31h 40m

2 stops

SAN9:40 pmSan Diego

$782

Iberia

Nov 9

SAN6:00 pmSan Diego

16h 20m

1 stop

MAD7:20 pmMadrid Barajas

Nov 22

MAD12:00 pmMadrid Barajas

20h 47m

1 stop

SAN11:47 pmSan Diego

$794

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 10/4

7:00 am-8:00 am

1 stop16h 00m

Barcelona-El Prat

Tue 10/13

9:05 am-3:25 pm

1 stop15h 20m

$693

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 10/4

7:00 am-8:00 am

1 stop16h 00m

Barcelona-El Prat

Tue 10/13

6:40 am-6:35 pm

2 stops20h 55m

$700

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Tue 11/24

6:00 pm-5:30 pm

1 stop14h 30m

Barcelona-El Prat

Tue 2/23

12:00 pm-9:59 pm

1 stop18h 59m

$717

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Mon 11/9

6:00 pm-7:55 pm

1 stop16h 55m

Barcelona-El Prat

Tue 11/17

12:00 pm-9:40 pm

1 stop18h 40m

$719

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 10/11

5:15 pm-5:55 pm

1 stop15h 40m

Barcelona-El Prat

Mon 10/26

6:40 pm-4:45 pm

1 stop30h 05m

$720

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Mon 11/9

5:35 pm-11:05 pm

1 stop20h 30m

Barcelona-El Prat

Tue 11/17

7:30 am-3:45 pm

1 stop17h 15m

$722

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Mon 10/5

7:00 am-8:00 am

1 stop16h 00m

Barcelona-El Prat

Thu 10/15

12:15 pm-5:05 pm

2 stops37h 50m

$725

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Wed 11/18

8:00 am-9:00 am

1 stop16h 00m

Barcelona-El Prat

Fri 12/11

1:35 pm-9:12 pm

2 stops40h 37m

$726

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 10/11

9:53 pm-8:35 am

1 stop25h 42m

Barcelona-El Prat

Mon 10/26

1:10 pm-1:10 pm

1 stop32h 00m

$743

San DiegoBarcelona

SAN San Diego - BCN Barcelona-El Prat

SANBCN

San Diego

Sun 10/11

3:59 pm-9:00 am

2 stops32h 01m

Barcelona-El Prat

Mon 10/26

1:10 pm-1:10 pm

1 stop32h 00m

$744

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 $627.

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 $883 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 $839 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	$312
Fastest flight time	14h 45m
Direct flights	None

The best one-way flight to Spain from San Diego in the past 72 hours is $312. The best round-trip flight deal from San Diego to Spain found on momondo in the last 72 hours is $693.

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 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 1,573 reviews	Search KLM flights
Lufthansa	PriceFrom $392	Free Cancellation	Rating 6.8 8,216 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 8,211 reviews	Search British Airways flights
Delta	PriceFrom $456	Free Cancellation	Rating 7.8 8,548 reviews	Search Delta flights
Iberia	PriceFrom $467	Free Cancellation	Rating 7.0 3,248 reviews	Search Iberia flights
United Airlines	PriceFrom $490	Free Cancellation	Rating 7.4 10,179 reviews	Search United Airlines flights
SWISS	PriceFrom $496	Free Cancellation	Rating 7.5 2,061 reviews	Search SWISS flights
American Airlines	PriceFrom $514	Free Cancellation	Rating 7.1 12,040 reviews	Search American Airlines flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.4 1,981 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.