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$360+ 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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SAN
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap 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 diciembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/11. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/276:45 amBCN - SAN
2 stops22h 12mUnited Airlines
mié. 1/74:10 pmSAN - BCN
2 stops31h 50mUnited Airlines
Deal found 12/11$937
This Delta deal was found by Cheapflights users on 12/11. 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. 12/156:05 amVLC - SAN
2 stops25h 19mDelta
mar. 1/137:05 amSAN - VLC
2 stops19h 55mDelta
Deal found 12/11$952
This oojo deal was found by Cheapflights users on 12/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1511:55 amVLC - SAN
2 stops33h 59mMultiple Airlines
mar. 1/137:51 amSAN - VLC
2 stops42h 04mMultiple Airlines
Deal found 12/10$953
This KLM deal was found by Cheapflights users on 12/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/146:00 amBCN - SAN
2 stops18h 23mKLM
dom. 1/1110:15 pmSAN - BCN
1 stop24h 45mKLM
Deal found 12/11$959
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/2311:55 amBCN - SAN
1 stop36h 50mUnited Airlines
mar. 1/67:52 pmSAN - BCN
2 stops36h 43mUnited Airlines
Deal found 12/10$963
This deal was found by Cheapflights users on 12/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2910:00 amMAD - SAN
1 stop21h 55mAmerican Airlines
dom. 1/117:00 amSAN - MAD
1 stop13h 45mAmerican Airlines
Deal found 12/10$1,057
This lastminute.com deal was found by Cheapflights users on 12/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/269:50 pmVLC - SAN
2 stops29h 15mMultiple Airlines
mar. 12/306:20 amSAN - VLC
2 stops26h 35mMultiple Airlines
Deal found 12/11$1,086
This Cheapflightsfares deal was found by Cheapflights users on 12/11. 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.
sáb. 12/277:40 amBCN - SAN
2 stops20h 03mLufthansa
mié. 1/75:35 pmSAN - BCN
1 stop15h 00mLufthansa
Deal found 12/11$1,093
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/231:00 pmBCN - SAN
2 stops41h 00mDelta
mar. 1/610:37 amSAN - BCN
2 stops37h 13mDelta
Deal found 12/10$1,097
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/186:00 amMAD - SAN
2 stops20h 24mAir Canada
jue. 1/86:30 amSAN - MAD
2 stops16h 30mAir Canada
Deal found 12/10$1,111
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/221:45 pmBCN - SAN
2 stops19h 30mUnited Airlines
mar. 1/66:00 pmSAN - BCN
2 stops38h 35mUnited Airlines
Deal found 12/10$1,115
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/186:00 amMAD - SAN
2 stops20h 24mAir Canada
vie. 1/912:45 pmSAN - MAD
2 stops58h 15mAir Canada
Deal found 12/10$1,128

Find 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 diciembre 12, 2025.

Round-trip from

$702
(Kiwi.com)

One-way from

$360
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$1,238
From Spain to San Diego
Search Deals
One-way flight from Spain to San Diego
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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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 diciembre 12, 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

lun. 1/26

7:10 pm-10:47 pm

2 stops36h 37m

San Diego

mié. 2/25

3:15 pm-6:20 pm

2 stops42h 05m

$720

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

dom. 1/25

6:35 pm-10:47 pm

2 stops37h 12m

San Diego

dom. 2/1

2:55 pm-4:10 pm

2 stops40h 15m

$729

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

mar. 1/27

9:30 am-11:45 am

2 stops35h 15m

San Diego

sáb. 2/7

7:51 am-1:20 pm

1 stop20h 29m

$749

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

jue. 1/22

10:40 am-10:50 pm

1 stop21h 10m

San Diego

lun. 2/2

6:00 pm-5:55 pm

1 stop14h 55m

$751

MálagaSan Diego

AGP - SAN

AGPSAN

Malaga

jue. 2/26

6:30 pm-11:04 pm

2 stops37h 34m

San Diego

lun. 3/2

10:37 am-5:40 pm

2 stops46h 03m

$752

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

lun. 1/26

6:00 am-6:08 pm

2 stops21h 08m

San Diego

lun. 2/9

11:11 am-3:00 pm

2 stops18h 49m

$758

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

vie. 1/30

6:00 am-4:36 pm

2 stops19h 36m

San Diego

vie. 2/6

2:55 pm-5:05 pm

2 stops17h 10m

$758

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

lun. 1/12

10:15 am-8:25 pm

1 stop19h 10m

San Diego

dom. 1/25

6:30 am-11:10 am

2 stops19h 40m

$759

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

lun. 1/26

11:00 am-10:31 pm

2 stops20h 31m

San Diego

mié. 2/25

3:15 pm-5:40 pm

2 stops17h 25m

$759

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

dom. 1/25

6:00 am-6:53 pm

2 stops21h 53m

San Diego

dom. 2/1

2:55 pm-5:40 pm

2 stops17h 45m

$759

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 60 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, November is the cheapest month in which you can book a flight from Spain to San Diego (average of $484). Flying from Spain to San Diego in August is currently the most expensive (average of $803). 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 diciembre 12, 2025.

One of the essential ways to save on airfare from Spain to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 8% on airfare.

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 diciembre 12, 2025.
See what other customers who have flown with American Airlines and Iberia 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.
American Airlines
7.2
Good
11,048 reviews

Food

6.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Overall

7.2

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.2
Good
11,048 reviews
American Airlines
7.2
Good
11,048 reviews

Food

6.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Overall

7.2

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
Iberia
7.0
Good
3,045 reviews
American Airlines
7.2
Good
11,048 reviews

Food

6.5

Comfort

7.2

Crew

8.0

Entertainment

6.9

Overall

7.2

Boarding

7.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

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.

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

    For as low as $758, Scandinavian Airlines can have you in San Diego from Spain in 21h 08m. The distance between Spain and San Diego is about 6025 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 Iberia ($520), American Airlines ($521), and British Airways ($577).

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

    Most travelers choose Madrid Barajas - San Diego, Barcelona-El Prat - San Diego or Valencia - 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, November is the cheapest month in which you can book a flight from Spain to San Diego (average of $484). Flying from Spain to San Diego in August is currently the most expensive (average of $803). 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 San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
Julian
National City

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Top 2 airlines flying from Spain to San Diego

Discover the top 2 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
IberiaCheapest$639Average$726FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$811Average$1,265FlexibilityNo cancel feeOn-time71%

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