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$275+ 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — MAD
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap 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 December 14, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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.
Wed 12/315:35 pmSAN - BCN
1 stop15h 00mLufthansa
Wed 1/146:50 amBCN - SAN
2 stops25h 15mLufthansa
Deal found 12/14$654
This oojo deal was found by Cheapflights users on 12/14. 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.
Wed 12/316:00 pmSAN - BCN
1 stop15h 25mBritish Airways
Wed 1/147:30 pmBCN - SAN
1 stop29h 40mBritish Airways
Deal found 12/14$658
This Booking.com deal was found by Cheapflights users on 12/12. 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.
Fri 12/125:35 pmSAN - BCN
1 stop15h 00mLufthansa
Tue 12/237:40 amBCN - SAN
2 stops20h 03mLufthansa
Deal found 12/12$672
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/1212:50 pmSAN - BCN
1 stop34h 30mUnited Airlines
Mon 12/2210:30 amBCN - SAN
2 stops32h 09mUnited Airlines
Deal found 12/12$680
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Sat 12/137:05 amSAN - BCN
1 stop16h 55mUnited Airlines
Sat 12/2011:00 amBCN - SAN
2 stops31h 44mUnited Airlines
Deal found 12/12$688
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/128:40 pmSAN - BCN
2 stops26h 40mUnited Airlines
Tue 12/236:50 amBCN - SAN
2 stops42h 05mUnited Airlines
Deal found 12/12$698
This Faresmojo deal was found by Cheapflights users on 12/12. 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 Faresmojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:35 pmSAN - MAD
1 stop21h 00mLufthansa
Sun 1/117:25 amMAD - SAN
1 stop17h 20mLufthansa
Deal found 12/12$733
This KLM deal was found by Cheapflights users on 12/13. 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.
Sun 12/146:15 amSAN - MAD
1 stop18h 00mMultiple Airlines
Tue 12/2311:15 amMAD - SAN
1 stop21h 13mMultiple Airlines
Deal found 12/13$757
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/1212:08 pmSAN - BCN
2 stops35h 12mUnited Airlines
Fri 12/2610:30 amBCN - SAN
1 stop19h 22mUnited Airlines
Deal found 12/12$758
This Cheapflightsfares deal was found by Cheapflights users on 12/12. 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.
Sat 12/1311:11 amSAN - MAD
2 stops19h 49mLufthansa
Sun 12/2112:00 pmMAD - SAN
2 stops21h 15mLufthansa
Deal found 12/12$762
This United Airlines deal was found by Cheapflights users on 12/12. 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.
Fri 12/129:55 pmSAN - BCN
1 stop25h 25mUnited Airlines
Sun 12/2110:30 amBCN - SAN
1 stop19h 22mUnited Airlines
Deal found 12/12$768
This Virgin Atlantic deal was found by Cheapflights users on 12/13. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:10 amSAN - MAD
1 stop15h 50mVirgin Atlantic
Tue 12/2311:15 amMAD - SAN
2 stops19h 23mVirgin Atlantic
Deal found 12/13$769

Find 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 December 14, 2025.

Round-trip from

$450
(oojo)

One-way from

$275
(Kissandfly.com)

Popular in

June

Cheapest in

November

Average price

$816
From San Diego to Spain
Search Deals
One-way flight from San Diego to Spain
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($182 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 14, 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 DiegoValencia

SAN - VLC

SANVLC

San Diego

Fri 1/9

9:55 am-5:35 pm

2 stops22h 40m

Valencia

Sun 1/18

11:45 am-11:05 pm

2 stops20h 20m

$469

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

Thu 1/22

6:30 am-8:00 am

2 stops16h 30m

Madrid Barajas

Fri 1/30

1:35 pm-3:36 pm

2 stops35h 01m

$472

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

Thu 1/22

6:30 am-9:15 am

2 stops17h 45m

Madrid Barajas

Fri 1/30

1:35 pm-8:49 pm

3 stops40h 14m

$473

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Sat 1/17

6:00 pm-11:30 am

1 stop32h 30m

Malaga

Fri 1/30

11:55 am-4:10 pm

1 stop37h 15m

$476

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Sat 1/17

4:00 pm-12:10 pm

2 stops35h 10m

Malaga

Fri 1/30

4:20 pm-8:49 pm

2 stops37h 29m

$477

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Sat 1/17

6:00 pm-11:30 am

1 stop32h 30m

Malaga

Sat 1/31

5:30 pm-4:05 pm

1 stop31h 35m

$478

San DiegoMálaga

SAN - AGP

SANAGP

San Diego

Sat 1/17

9:21 am-12:15 pm

2 stops17h 54m

Malaga

Fri 1/30

9:10 am-8:41 pm

2 stops20h 31m

$480

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

Sat 2/7

7:05 am-8:00 am

1 stop15h 55m

Madrid Barajas

Thu 3/5

6:00 am-12:05 pm

1 stop15h 05m

$481

San DiegoMadrid

SAN - MAD

SANMAD

San Diego

Mon 1/12

10:15 pm-8:00 am

1 stop24h 45m

Madrid Barajas

Wed 1/21

10:00 am-9:05 pm

1 stop20h 05m

$481

San DiegoBilbao

SAN - BIO

SANBIO

San Diego

Fri 1/23

5:35 pm-11:20 pm

1 stop20h 45m

Bilbao

Sun 2/1

11:35 am-10:33 pm

2 stops19h 58m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/12

Showing 1-10 of 60 results
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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, April is the cheapest month in which you can book a flight from San Diego to Spain (average of $160). Flying from San Diego to Spain in June is currently the most expensive (average of $778). 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 December 14, 2025.

A simple way to save on the total cost of your ticket is to fly from San Diego to Spain at noon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from San Diego to Spain?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Spain. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Diego to Spain flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 14, 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
9,094 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

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
9,094 reviews
United Airlines
7.4
Good
9,094 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

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
11,054 reviews
United Airlines
7.4
Good
9,094 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

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
3,051 reviews
United Airlines
7.4
Good
9,094 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

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
7,626 reviews
United Airlines
7.4
Good
9,094 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

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
7,574 reviews
United Airlines
7.4
Good
9,094 reviews

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Boarding

7.7

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?

    Lufthansa, Air Canada, and United Airlines can get you from San Diego to Spain in just under 16h 30m. Your travel time can differ by up to 6h 10m. 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 $272. However, be on the lookout for offers from American Airlines and British Airways, 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 - Santa Cruz de Tenerife Tenerife-Norte, 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, April is the cheapest month in which you can book a flight from San Diego to Spain (average of $160). Flying from San Diego to Spain in June is currently the most expensive (average of $778). 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

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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 December 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$438Average$824FlexibilityNo cancel feeOn-time72%
DeltaCheapest$438Average$859FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$463Average$868FlexibilityNo cancel feeOn-time77%
KLMCheapest$463Average$788FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$475Average$927FlexibilityNo cancel feeOn-time76%
IberiaCheapest$481Average$951FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$494Average$966FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$523Average$1,121FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$562Average$938FlexibilityNo cancel feeOn-time69%
Scandinavian AirlinesCheapest$583Average$668FlexibilityNo cancel feeOn-time77%

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