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$380+ Cheap flights from Spain to San Diego (SAN)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SAN
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from Spain to San Diego

Keep the following information in mind while searching for Spain to San Diego flight deals. Data was last updated July 2, 2025.

Round-trip from

$636
(Mytrip)

One-way from

$380
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$1,121

Good one-way deal

$143 or less
From Spain to San Diego
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One-way flight from Spain to San Diego
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Highest demand for flights based on searches. 15% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a one-way flight from Spain to San Diego.
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Find flight deals from Spain to San Diego

Cheapest flights from Spain to San Diego
Explore the most affordable flight options available from Spain to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/55:45 amBCN - SAN
3 stops27h 00mMultiple Airlines
Sun 9/146:15 amSAN - BCN
3 stops33h 00mMultiple Airlines
Deal found 7/1$636
This Kiwi.com deal was found by Cheapflights users on 6/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:35 amMAD - SAN
1 stop19h 40mMultiple Airlines
Tue 11/118:00 amSAN - MAD
1 stop14h 55mMultiple Airlines
Deal found 6/30$678
This Mytrip deal was found by Cheapflights users on 7/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:05 amAGP - SAN
3 stops26h 40mMultiple Airlines
Sun 9/146:15 amSAN - AGP
3 stops32h 30mMultiple Airlines
Deal found 7/1$741
This Lufthansa deal was found by Cheapflights users on 6/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/92:55 pmMAD - SAN
1 stop33h 30mLufthansa
Sat 10/185:15 pmSAN - MAD
1 stop20h 10mLufthansa
Deal found 6/30$779
This Flighttix deal was found by Cheapflights users on 7/1. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:45 pmBCN - SAN
1 stop29h 40mLufthansa
Sun 9/145:15 pmSAN - BCN
1 stop19h 25mLufthansa
Deal found 7/1$783
This Finnair deal was found by Cheapflights users on 7/1. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:30 amVLC - SAN
2 stops25h 16mMultiple Airlines
Tue 1/139:52 amSAN - VLC
2 stops25h 08mMultiple Airlines
Deal found 7/1$791
This Booking.com deal was found by Cheapflights users on 6/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:15 pmMAD - SAN
1 stop17h 19mBritish Airways
Wed 11/266:10 pmSAN - MAD
1 stop15h 20mBritish Airways
Deal found 6/30$792
This United Airlines deal was found by Cheapflights users on 6/30. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:50 amBCN - SAN
2 stops22h 01mUnited Airlines
Sun 1/1110:30 pmSAN - BCN
2 stops25h 30mUnited Airlines
Deal found 6/30$798
This KLM deal was found by Cheapflights users on 7/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:55 pmVLC - SAN
1 stop28h 10mKLM
Tue 1/132:00 pmSAN - VLC
2 stops17h 10mKLM
Deal found 7/1$799
This Delta deal was found by Cheapflights users on 6/30. 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.
Sun 12/1410:15 amBCN - SAN
1 stop22h 26mDelta
Sun 1/1112:35 pmSAN - BCN
2 stops19h 25mDelta
Deal found 6/30$805
This eDestinos deal was found by Cheapflights users on 7/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:40 pmMAD - SAN
1 stop20h 18mIberia
Thu 9/182:55 pmSAN - MAD
1 stop13h 30mIberia
Deal found 7/1$809
This British Airways deal was found by Cheapflights users on 7/1. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/412:20 pmBCN - SAN
1 stop17h 00mBritish Airways
Sun 9/147:50 pmSAN - BCN
1 stop14h 40mBritish Airways
Deal found 7/1$810

Cheapflights Fare Finder

Customize your flight search to find flights from Spain to San Diego 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 July 2, 2025.
Use the filters below to find and compare flights from Spain to San Diego that are best for you.

Fly from

Spain

Fly to

San Diego

Route

Depart

Return

Price

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Fri 9/5

5:45 am-11:45 pm

3 stops27h 00m

San Diego

Sun 9/14

6:15 am-12:15 am

3 stops33h 00m

$636

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Tue 11/4

11:35 am-10:15 pm

1 stop19h 40m

San Diego

Tue 11/11

8:00 am-7:55 am

1 stop14h 55m

$678

MálagaSan Diego

AGP - SAN

AGPSAN

Malaga

Fri 9/5

6:05 am-11:45 pm

3 stops26h 40m

San Diego

Sun 9/14

6:15 am-11:45 pm

3 stops32h 30m

$741

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 10/9

2:55 pm-3:25 pm

1 stop33h 30m

San Diego

Sat 10/18

5:15 pm-10:25 pm

1 stop20h 10m

$779

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Fri 9/5

6:45 pm-3:25 pm

1 stop29h 40m

San Diego

Sun 9/14

5:15 pm-9:40 pm

1 stop19h 25m

$783

ValenciaSan Diego

VLC - SAN

VLCSAN

Valencia

Mon 12/15

7:30 am-11:46 pm

2 stops25h 16m

San Diego

Tue 1/13

9:52 am-8:00 pm

2 stops25h 08m

$791

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 11/13

1:15 pm-9:34 pm

1 stop17h 19m

San Diego

Wed 11/26

6:10 pm-6:30 pm

1 stop15h 20m

$792

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 12/14

6:50 am-7:51 pm

2 stops22h 01m

San Diego

Sun 1/11

10:30 pm-9:00 am

2 stops25h 30m

$798

ValenciaSan Diego

VLC - SAN

VLCSAN

Valencia

Mon 12/15

4:55 pm-12:05 pm

1 stop28h 10m

San Diego

Tue 1/13

2:00 pm-4:10 pm

2 stops17h 10m

$799

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 12/14

10:15 am-11:41 pm

1 stop22h 26m

San Diego

Sun 1/11

12:35 pm-5:00 pm

2 stops19h 25m

$805

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 46 results
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Best time to book a flight from Spain to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Spain 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 Spain to San Diego

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

Currently, August is the cheapest month in which you can book a flight from Spain to San Diego (average of $286). Flying from Spain to San Diego in March is currently the most expensive (average of $366). 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 ES to SAN?

Find hourly flight availability from Spain to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 2, 2025.

When flying from Spain to San Diego, 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 San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated July 2, 2025.
See what other customers who have flown with Delta, KLM, and Finnair from Spain to San Diego have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,983 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
KLM
7.8
Good
1,366 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,301 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,983 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Spain to San Diego. 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 into for flights to San Diego from Spain?

    Most people fly into San Diego (SAN) if they book a flight to San Diego from Spain. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

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

    The cheapest airlines for a one-way flight from Spain to San Diego are TAP AIR PORTUGAL ($580), WestJet ($635), and Aer Lingus ($672).

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

    Most travelers choose Madrid Barajas - San Diego, Barcelona-El Prat - San Diego or Malaga - San Diego when deciding on the best route from Spain to San Diego.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Spain to San Diego 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 Spain to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Spain to San Diego (average of $286). Flying from Spain to San Diego in March is currently the most expensive (average of $366). 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

Traveling to a place near Spain?

Book flights to Spain if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
National City
Lemon Grove
Imperial Beach
La Mesa
Poway
Alpine
Santee

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Alternative routes for Spain to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Spain to San Diego

Discover the top 3 airlines that operate flights from Spain to San Diego. 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 July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$639Average$745FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$725Average$890FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$777Average$1,001FlexibilityNo cancel feeOn-time71%

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