HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Spain

$261+ Cheap flights from San Diego (SAN) to Spain

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — MAD
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Diego to Spain with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Diego to Spain

Keep the following information in mind while searching for San Diego to Spain flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$495
(CheapOair)

One-way from

$261
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$778
From San Diego to Spain
Search Deals
One-way flight from San Diego to Spain
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($157 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from San Diego to Spain

Cheapest flights from San Diego to Spain
Explore the most affordable flight options available from San Diego to Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/216:22 amSAN - MAD
1 stop18h 13mBritish Airways
vie. 10/31:45 pmMAD - SAN
1 stop16h 58mBritish Airways
Deal found 9/11$495
This FlightHub deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/126:00 pmSAN - MAD
1 stop17h 50mMultiple Airlines
mié. 11/1911:35 amMAD - SAN
1 stop18h 13mMultiple Airlines
Deal found 9/11$497
This Trip.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/219:45 pmSAN - MAD
1 stop25h 20mUnited Airlines
vie. 10/310:50 amMAD - SAN
1 stop17h 41mUnited Airlines
Deal found 9/11$498
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/125:35 pmSAN - MAD
1 stop21h 00mLufthansa
mié. 11/197:25 amMAD - SAN
2 stops19h 04mLufthansa
Deal found 9/11$500
This Cheapflightsfares deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/55:15 pmSAN - MAD
1 stop20h 10mLufthansa
vie. 10/317:25 amMAD - SAN
2 stops24h 48mLufthansa
Deal found 9/10$501
This United deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/37:50 pmSAN - MAD
3 stops27h 10mMultiple Airlines
lun. 11/106:35 pmMAD - SAN
1 stop30h 10mMultiple Airlines
Deal found 9/11$502
This Air France deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/307:00 amSAN - MAD
1 stop15h 50mAir France
mié. 10/812:40 pmMAD - SAN
1 stop20h 07mAir France
Deal found 9/11$503
This Air Canada deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2910:45 pmSAN - MAD
2 stops24h 15mAir Canada
mar. 1/131:35 pmMAD - SAN
2 stops31h 13mAir Canada
Deal found 9/11$504
This Gurufare deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/235:56 pmSAN - MAD
2 stops19h 29mLufthansa
jue. 10/211:15 amMAD - SAN
2 stops22h 00mLufthansa
Deal found 9/10$505
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/2211:08 amSAN - MAD
2 stops26h 17mLufthansa
mar. 10/2812:00 pmMAD - SAN
2 stops20h 13mLufthansa
Deal found 9/11$506
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2210:15 pmSAN - MAD
2 stops24h 35mDelta
vie. 10/312:40 pmMAD - SAN
2 stops19h 44mDelta
Deal found 9/11$508
This United deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2210:40 pmSAN - AGP
1 stop23h 55mMultiple Airlines
mar. 10/76:25 pmAGP - SAN
1 stop30h 00mMultiple Airlines
Deal found 9/11$539

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Spain that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from San Diego to Spain that are best for you.

Fly from

San Diego

Fly to

Spain

Route

Depart

Return

Price

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

mié. 11/26

7:50 pm-8:00 am

3 stops27h 10m

Madrid Barajas

jue. 12/4

1:35 pm-10:30 pm

2 stops17h 55m

$527

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

mié. 9/24

9:59 am-3:35 pm

2 stops20h 36m

Madrid Barajas

jue. 10/2

12:40 pm-11:24 pm

2 stops19h 44m

$527

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

lun. 10/6

11:00 am-9:35 am

1 stop13h 35m

Madrid Barajas

lun. 10/13

8:25 pm-12:00 pm

1 stop24h 35m

$531

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

lun. 9/22

10:15 pm-7:50 am

2 stops24h 35m

Madrid Barajas

mar. 9/30

10:05 am-10:59 pm

2 stops21h 54m

$532

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

vie. 10/3

8:39 pm-6:40 am

2 stops49h 01m

Madrid Barajas

sáb. 10/18

12:30 pm-11:31 am

1 stop32h 01m

$534

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

lun. 9/22

10:40 pm-7:35 am

1 stop23h 55m

Malaga

mar. 10/7

6:25 pm-3:25 pm

1 stop30h 00m

$539

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

mié. 12/3

5:35 pm-5:50 pm

1 stop15h 15m

Madrid Barajas

dom. 12/7

7:25 am-3:45 pm

1 stop17h 20m

$542

San DiegoValencia

SAN - VLC

SANVLC

San Diego

mié. 11/26

6:30 am-11:15 am

2 stops19h 45m

Valencia

lun. 12/8

5:45 pm-8:28 am

2 stops23h 43m

$543

San DiegoValencia

SAN - VLC

SANVLC

San Diego

mié. 11/26

9:24 am-11:15 am

2 stops16h 51m

Valencia

mar. 12/9

6:05 am-8:45 pm

2 stops23h 40m

$543

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

mié. 11/19

11:02 am-11:05 pm

2 stops27h 03m

Bilbao

jue. 11/27

7:25 am-3:45 pm

1 stop17h 20m

$551

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Diego to Spain

Have a flexible travel schedule? Discover the best time to fly to Spain from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Spain

What is the cheapest month to book a flight from San Diego to Spain?

Currently, November is the cheapest month in which you can book a flight from San Diego to Spain (average of $543). Flying from San Diego to Spain in June is currently the most expensive (average of $1,054). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAN to ES?

Find hourly flight availability from San Diego to Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

When flying from San Diego to Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Spain

Get insights into the airlines that provide service to Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Spain. Reviews last updated septiembre 11, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and Iberia from San Diego to Spain. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
2,929 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Lufthansa
6.8
Okay
7,409 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,361 reviews
United Airlines
7.4
Good
8,937 reviews

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Diego to Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Spain?

    San Diego (SAN), located 2.6 mi from the city center, is the airport you fly out of when you book flights from San Diego to Spain.

  • How long is the flight from San Diego to Spain?

    United Airlines, Delta, and KLM can get you from San Diego to Spain in just under 13h 35m. Your travel time can differ by up to 13h 35m. The distance from San Diego to Spain is about 5839 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Diego to Spain one-way?

    The cheapest airline one-way is Iberia, with whom users have recently found tickets for as low as $498. However, be on the lookout for offers from Lufthansa and United Airlines, as they are both options that can get you from San Diego to Spain for a low price.

  • What are the most popular routes from San Diego to Spain?

    While some choose either San Diego - Barcelona-El Prat or San Diego - Sevilla, San Diego - Madrid Barajas is the most popular route from San Diego to Spain.

  • Can I find deals for flights from San Diego to Spain that include hotel bookings?

    Yes. In addition to deals on San Diego to Spain flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Spain?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Spain.

  • Can I find deals for business class flights from San Diego to Spain?

    Yes. Cheapflights offers flight deals from San Diego to Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Spain?

    Currently, November is the cheapest month in which you can book a flight from San Diego to Spain (average of $543). Flying from San Diego to Spain in June is currently the most expensive (average of $1,054). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Diego to Spain

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
Los Angeles to Charles de Gaulle flights
San Francisco to Heathrow flights
San Francisco to Charles de Gaulle flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
Los Angeles to Istanbul flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to London City flights
Los Angeles to Orly flights
Los Angeles to Frankfurt flights
San Francisco to Barcelona-El Prat flights
San Francisco to Gatwick flights
Los Angeles to Madrid flights
Los Angeles to Gatwick flights
San Francisco to Lisbon flights
San Francisco to Zurich flights
San Francisco to Istanbul flights
San Francisco to London City flights
San Francisco to Dublin flights
San Francisco to Frankfurt flights
Los Angeles to Zurich flights
Los Angeles to Amsterdam flights
Ontario to Charles de Gaulle flights
Los Angeles to Prague flights
Los Angeles to Barcelona-El Prat flights
Los Angeles to Dublin flights
San Francisco to Orly flights
Santa Ana to Charles de Gaulle flights
San Francisco to Madrid flights
Los Angeles to Stansted flights
San Diego to Heathrow flights
San Francisco to Amsterdam flights
Burbank to Charles de Gaulle flights
San Francisco to Munich flights
Los Angeles to Luton flights
Ontario to Prague flights
Ontario to Heathrow flights
Ontario to Leonardo da Vinci/Fiumicino flights
Los Angeles to Beauvais-Tille flights
Los Angeles to Athens flights
Los Angeles to Munich flights
Los Angeles to Malpensa flights
Los Angeles to Lisbon flights
San Francisco to Athens flights
Los Angeles to Sabiha Gokcen flights
Ontario to Madrid flights
Los Angeles to Copenhagen flights
Santa Ana to Heathrow flights
Los Angeles to Linate flights
San Francisco to Stansted flights

Top 10 airlines flying from San Diego to Spain

Discover the top 10 airlines that operate flights from San Diego to Spain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$455Average$910FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$491Average$905FlexibilityNo cancel feeOn-time77%
KLMCheapest$513Average$831FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$523Average$1,124FlexibilityNo cancel feeOn-time67%
Scandinavian AirlinesCheapest$534Average$668FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$546Average$994FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$572Average$1,190FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$579Average$963FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$622Average$1,063FlexibilityNo cancel feeOn-time76%
Air FranceCheapest$624Average$965FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.