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San Diego

$390+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
MAD — SAN
May 3 — May 101
Sun 5/3
Sun 5/10
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 April 3, 2026.

This lol.travel deal was found by Cheapflights users on 4/1. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:30 pm
MAD
-
SAN
1 stop28h 45m
JetBlue
Sat 5/239:10 pm
SAN
-
MAD
1 stop29h 20m
JetBlue
Deal found 4/1$842
This Delta deal was found by Cheapflights users on 3/30. 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.
Sat 5/96:00 am
MAD
-
SAN
1 stop14h 50m
Delta
Mon 5/259:49 pm
SAN
-
MAD
1 stop23h 31m
Delta
Deal found 3/30$843
This lol.travel deal was found by Cheapflights users on 4/2. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/71:30 pm
MAD
-
SAN
1 stop28h 45m
JetBlue
Sat 5/169:35 pm
SAN
-
MAD
1 stop28h 55m
JetBlue
Deal found 4/2$848
This KLM deal was found by Cheapflights users on 3/30. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:00 am
MAD
-
SAN
2 stops18h 56m
Multiple Airlines
Mon 5/251:10 pm
SAN
-
MAD
1 stop35h 45m
Multiple Airlines
Deal found 3/30$849
This eDestinos deal was found by Cheapflights users on 4/2. 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.
Fri 5/112:45 pm
MAD
-
SAN
1 stop19h 40m
Virgin Atlantic
Fri 5/87:30 am
SAN
-
MAD
1 stop17h 25m
Virgin Atlantic
Deal found 4/2$850
This lol.travel deal was found by Cheapflights users on 3/31. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/62:05 pm
MAD
-
SAN
1 stop30h 51m
JetBlue
Mon 7/138:40 pm
SAN
-
MAD
1 stop29h 50m
JetBlue
Deal found 3/31$859
This Delta deal was found by Cheapflights users on 3/31. 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 4/131:05 pm
MAD
-
SAN
1 stop31h 45m
Delta
Sun 4/266:25 am
SAN
-
MAD
2 stops19h 55m
Delta
Deal found 3/31$861
This Delta deal was found by Cheapflights users on 3/30. 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.
Thu 4/236:00 am
MAD
-
SAN
1 stop14h 50m
Delta
Sat 5/99:50 pm
SAN
-
MAD
1 stop23h 30m
Delta
Deal found 3/30$865
This KLM deal was found by Cheapflights users on 4/1. 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.
Tue 4/216:00 am
MAD
-
SAN
1 stop14h 50m
KLM
Mon 5/47:15 am
SAN
-
MAD
1 stop17h 40m
KLM
Deal found 4/1$869

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 April 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$842
(lol.travel)

One-way from

$390
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$844
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. 11% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 3, 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

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Fri 5/15

10:25 am-10:26 pm

2 stops21h 01m

San Diego

Fri 5/22

10:00 pm-9:55 am

1 stop26h 55m

$921

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Fri 5/15

1:05 pm-11:50 am

1 stop31h 45m

San Diego

Fri 5/22

10:00 pm-9:55 am

1 stop26h 55m

$922

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Mon 4/13

1:05 pm-11:50 am

1 stop31h 45m

San Diego

Sun 4/26

7:15 am-9:55 am

1 stop17h 40m

$924

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Sat 5/30

10:05 am-11:15 pm

2 stops22h 10m

San Diego

Wed 6/17

9:54 pm-6:20 am

1 stop23h 26m

$928

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Mon 4/13

11:15 am-11:59 pm

2 stops21h 44m

San Diego

Sun 4/26

8:00 am-8:05 am

1 stop15h 05m

$935

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 9/24

10:50 am-7:52 pm

1 stop18h 02m

San Diego

Sun 9/27

7:00 am-6:50 am

1 stop14h 50m

$938

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 7/9

6:00 am-11:50 am

1 stop14h 50m

San Diego

Mon 7/20

6:20 am-11:20 am

2 stops20h 00m

$1,093
Quickest round-trip

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 7/9

6:00 am-11:50 am

1 stop14h 50m

San Diego

Mon 7/20

7:20 am-9:55 am

1 stop17h 35m

$1,096

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 7/2

6:00 am-11:50 am

1 stop14h 50m

San Diego

Fri 7/10

7:20 am-9:55 am

1 stop17h 35m

$1,097

MadridSan Diego

MAD - SAN

MADSAN

Madrid Barajas

Thu 7/2

12:45 pm-8:39 pm

1 stop16h 54m

San Diego

Mon 7/13

6:20 am-8:05 am

2 stops16h 45m

$1,105

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 21 resultsSorted by cheapest first
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2
3

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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?

Use this chart to determine the optimal time to book a round-trip flight from Madrid to San Diego. Price data was last updated on April 2, 2026.

Booking 55 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 $267). Flying from Madrid to San Diego in July is currently the most expensive (average of $788). 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 21h 01m. Delta provides one of the quickest options available for as low as $921. 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 $267). Flying from Madrid to San Diego in July is currently the most expensive (average of $788). 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
La Mesa
Poway
Julian
Lemon Grove

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