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San Diego

$453+ Cheap flights from Madrid, Spain (MAD) 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SAN
Jun 19 — Jun 261
Fri 6/19
Fri 6/26
1 adult, Economy
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Cheap flight deals from Madrid to San Diego

Cheapest flights from Madrid to San Diego
Explore the most affordable flight options available from Madrid to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 20, 2026.

This SWISS deal was found by Cheapflights users on 5/16. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2210:05 am
MAD
-
SAN
2 stops19h 40m
SWISS
Sat 12/54:06 pm
SAN
-
MAD
2 stops32h 14m
SWISS
Deal found 5/16$856
This Delta deal was found by Cheapflights users on 5/18. 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.
Wed 11/181:05 pm
MAD
-
SAN
1 stop32h 05m
Delta
Mon 11/309:45 am
SAN
-
MAD
2 stops20h 35m
Delta
Deal found 5/18$894
This Delta deal was found by Cheapflights users on 5/18. 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.
Thu 5/286:00 am
MAD
-
SAN
1 stop14h 50m
Delta
Wed 6/109:54 pm
SAN
-
MAD
1 stop23h 26m
Delta
Deal found 5/18$897
This KLM deal was found by Cheapflights users on 5/18. 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.
Wed 11/1810:55 am
MAD
-
SAN
1 stop34h 15m
KLM
Mon 11/307:00 am
SAN
-
MAD
1 stop16h 00m
KLM
Deal found 5/18$898
This Delta deal was found by Cheapflights users on 5/16. 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 5/246:00 am
MAD
-
SAN
2 stops23h 36m
Delta
Sat 6/69:50 pm
SAN
-
MAD
1 stop23h 30m
Delta
Deal found 5/16$902
This Air France deal was found by Cheapflights users on 5/16. 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.
Sat 11/217:05 am
MAD
-
SAN
2 stops20h 37m
Multiple Airlines
Sun 12/68:00 am
SAN
-
MAD
1 stop16h 55m
Multiple Airlines
Deal found 5/16$903
This Delta deal was found by Cheapflights users on 5/15. 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.
Mon 11/236:00 am
MAD
-
SAN
2 stops19h 06m
Delta
Thu 12/36:15 am
SAN
-
MAD
2 stops20h 15m
Delta
Deal found 5/15$904
This Delta deal was found by Cheapflights users on 5/15. 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.
Tue 5/2610:25 am
MAD
-
SAN
2 stops21h 01m
Delta
Tue 6/93:22 pm
SAN
-
MAD
2 stops19h 13m
Delta
Deal found 5/15$905
This Delta deal was found by Cheapflights users on 5/19. 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.
Sat 5/306:00 am
MAD
-
SAN
2 stops23h 36m
Delta
Fri 6/56:30 am
SAN
-
MAD
2 stops18h 00m
Delta
Deal found 5/19$906

Find flight deals from Madrid to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from Madrid (MAD) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$894
(KLM)

One-way from

$453
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$867
Provider with most accurate pricing for Madrid Barajas-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Madrid Barajas-San Diego flights.
Search Deals
From Madrid Barajas to San Diego
Search Deals
One-way flight from Madrid Barajas to San Diego
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madrid 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 May 20, 2026.
Use the filters below to find and compare flights from Madrid to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Sat 10/10

6:00 am-11:50 am

1 stop14h 50m

San Diego

Sat 10/31

8:00 am-11:30 am

2 stops19h 30m

$895

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Fri 9/18

6:00 am-6:54 pm

2 stops21h 54m

San Diego

Thu 10/1

3:59 pm-7:15 pm

2 stops18h 16m

$899

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 6/4

6:05 am-8:22 am

2 stops35h 17m

San Diego

Wed 6/10

9:45 pm-8:05 am

1 stop25h 20m

$928

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 6/25

6:00 am-11:50 am

1 stop14h 50m

San Diego

Sat 7/11

6:15 am-11:20 am

2 stops20h 05m

$1,103

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Mon 7/27

6:00 am-3:56 pm

2 stops18h 56m

San Diego

Sun 8/9

3:00 pm-7:15 pm

2 stops19h 15m

$1,110

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Mon 7/20

5:20 pm-11:50 am

1 stop27h 30m

San Diego

Fri 7/31

12:59 pm-12:15 pm

1 stop14h 16m

$1,113

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 8/20

10:50 am-10:27 pm

2 stops20h 37m

San Diego

Tue 9/1

8:00 am-8:05 am

1 stop15h 05m

$1,117

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 8/20

10:50 am-10:27 pm

2 stops20h 37m

San Diego

Sun 8/30

2:24 pm-8:05 am

2 stops32h 41m

$1,117

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Sat 7/4

11:15 am-8:23 pm

1 stop18h 08m

San Diego

Tue 7/14

6:40 am-9:00 am

1 stop17h 20m

$1,117
Cheapest one-way

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Wed 6/3

10:55 pm-7:58 pm

2 stops54h 03m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Madrid to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Madrid to San Diego in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Madrid-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madrid-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madrid-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Madrid-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Madrid-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Madrid to San Diego

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

How far ahead should I book a flight from Madrid to San Diego?

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from Madrid to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Madrid to San Diego (average of $648). Flying from Madrid to San Diego in December is currently the most expensive (average of $1,263). 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.

How much does it cost to fly round-trip from Madrid to San Diego?

Related info for your journey

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

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

    A quick flight from Madrid to San Diego can take about 14h 50m. Delta provides one of the quickest options available for as low as $895. There are 5839 mi between Madrid and San Diego. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $499. Iberia flights start at $520 while deals on British Airways start at $527 one-way.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Madrid to San Diego (average of $648). Flying from Madrid to San Diego in December is currently the most expensive (average of $1,263). 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
National City
Coronado
Poway
La Mesa
Julian
Lemon Grove

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