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Barcelona-El Prat

$298+ Cheap flights from San Diego (SAN) to Barcelona-El Prat (BCN)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BCN
nov. 27 — déc. 41
jeu. 11/27
jeu. 12/4
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Barcelona-El Prat are usually found in November or January, booked 38 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from San Diego to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Barcelona-El Prat (BCN). 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 octobre 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$532
(United Airlines)

One-way from

$298
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$732
Provider with most accurate pricing for San Diego-Barcelona-El Prat flight deals.
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Provider most trusted by Cheapflights users for San Diego-Barcelona-El Prat flights.
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From San Diego to Barcelona-El Prat
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One-way flight from San Diego to Barcelona-El Prat
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from San Diego to Barcelona-El Prat

Cheapest flights from San Diego to Barcelona-El Prat
Explore the most affordable flight options available from San Diego to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octobre 28, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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.
jeu. 10/307:00 amSAN - BCN
2 stops18h 00mUnited Airlines
ven. 11/79:10 amBCN - SAN
1 stop15h 35mUnited Airlines
Deal found 10/28$532
This Gotogate deal was found by Cheapflights users on 10/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/1510:30 pmSAN - BCN
2 stops26h 05mMultiple Airlines
sam. 11/2211:55 amBCN - SAN
1 stop36h 50mMultiple Airlines
Deal found 10/28$533
This United Airlines deal was found by Cheapflights users on 10/28. 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.
jeu. 10/308:30 amSAN - BCN
1 stop15h 50mUnited Airlines
jeu. 11/610:30 amBCN - SAN
1 stop19h 03mUnited Airlines
Deal found 10/28$534
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 10/316:35 pmSAN - BCN
1 stop20h 30mLufthansa
ven. 11/217:40 amBCN - SAN
1 stop17h 05mLufthansa
Deal found 10/27$535
This United Airlines deal was found by Cheapflights users on 10/27. 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.
jeu. 10/308:30 amSAN - BCN
1 stop15h 50mUnited Airlines
ven. 11/216:50 amBCN - SAN
2 stops22h 02mUnited Airlines
Deal found 10/27$536
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
ven. 11/145:35 pmSAN - BCN
1 stop15h 00mLufthansa
dim. 11/239:10 amBCN - SAN
1 stop15h 35mLufthansa
Deal found 10/27$537
This United Airlines deal was found by Cheapflights users on 10/27. 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.
ven. 10/319:00 amSAN - BCN
2 stops16h 00mUnited Airlines
jeu. 11/2011:00 amBCN - SAN
2 stops20h 29mUnited Airlines
Deal found 10/27$538
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/3012:43 pmSAN - BCN
2 stops18h 02mLufthansa
mar. 11/187:40 amBCN - SAN
1 stop17h 05mLufthansa
Deal found 10/27$539
This Lufthansa deal was found by Cheapflights users on 10/27. 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.
ven. 10/316:35 pmSAN - BCN
1 stop20h 30mLufthansa
mar. 11/187:40 amBCN - SAN
2 stops18h 48mLufthansa
Deal found 10/27$540
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/306:35 pmSAN - BCN
1 stop20h 20mLufthansa
lun. 11/176:20 pmBCN - SAN
1 stop30h 25mLufthansa
Deal found 10/27$544
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 10/3012:43 pmSAN - BCN
2 stops18h 02mLufthansa
ven. 11/215:50 amBCN - SAN
2 stops23h 02mLufthansa
Deal found 10/27$547

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Barcelona-El Prat 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 octobre 28, 2025.
Use the filters below to find and compare flights from San Diego to Barcelona-El Prat Airport that are best for you.

Fly from

San Diego

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

mer. 2/18

5:35 pm-5:35 pm

1 stop15h 00m

Barcelona-El Prat

lun. 3/16

6:20 pm-4:45 pm

1 stop30h 25m

$532

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

dim. 3/1

5:35 pm-11:05 pm

1 stop20h 30m

Barcelona-El Prat

mer. 3/11

6:20 pm-4:45 pm

1 stop30h 25m

$532

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

ven. 1/9

6:00 pm-11:05 pm

2 stops20h 05m

Barcelona-El Prat

sam. 1/17

6:20 pm-3:45 pm

1 stop30h 25m

$536

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

lun. 3/2

2:10 pm-5:35 pm

2 stops18h 25m

Barcelona-El Prat

mer. 3/11

6:20 pm-4:45 pm

1 stop30h 25m

$537

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

sam. 2/28

1:05 pm-8:20 am

1 stop34h 15m

Barcelona-El Prat

jeu. 3/12

10:30 am-8:33 pm

1 stop18h 03m

$539

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

ven. 11/14

11:35 am-3:00 pm

2 stops18h 25m

Barcelona-El Prat

dim. 11/23

10:15 am-11:47 pm

1 stop22h 32m

$553

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

ven. 1/9

5:35 pm-5:35 pm

1 stop15h 00m

Barcelona-El Prat

jeu. 1/15

6:20 pm-3:45 pm

1 stop30h 25m

$555

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

mar. 3/10

9:48 am-8:00 am

1 stop14h 12m

Barcelona-El Prat

ven. 3/20

11:15 am-9:39 pm

1 stop18h 24m

$573

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

mar. 3/10

9:00 am-8:20 am

2 stops15h 20m

Barcelona-El Prat

ven. 3/20

6:50 am-8:33 pm

2 stops21h 43m

$575

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

ven. 11/14

5:55 pm-9:35 am

3 stops30h 40m

Barcelona-El Prat

dim. 11/23

1:55 pm-7:52 pm

2 stops38h 57m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 23 results
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Compare providers for flights from San Diego to Barcelona-El Prat

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 San Diego to Barcelona-El Prat in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice 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 San Diego-Barcelona-El Prat Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-Barcelona-El Prat Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Diego-Barcelona-El Prat Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Barcelona-El Prat Airport flights, Cheapflights users trust eDreams the most. eDreams 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 San Diego-Barcelona-El Prat Airport 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 San Diego to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat 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 Barcelona-El Prat Airport

How far ahead should I book a flight from San Diego to Barcelona-El Prat Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Barcelona-El Prat. Price data was last updated on October 24, 2025.

The best time to book flights from San Diego to Barcelona-El Prat Airport is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Diego to Barcelona-El Prat Airport?

Currently, November is the cheapest month in which you can book a flight from San Diego to Barcelona-El Prat Airport (average of $492). Flying from San Diego to Barcelona-El Prat Airport 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 BCN?

Find hourly flight availability from San Diego to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octobre 28, 2025.

When flying from San Diego to Barcelona-El Prat Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 9% versus a flight in the morning.

What is the cheapest day to fly from San Diego to Barcelona-El Prat Airport?

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

Travelers seeking maximum savings on their San Diego to Barcelona-El Prat Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. 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 Barcelona-El Prat. Reviews last updated octobre 28, 2025.
See what other customers who have flown with United Airlines, American Airlines, and Iberia from San Diego to Barcelona-El Prat Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,996 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
8,996 reviews
United Airlines
7.4
Good
8,996 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
11,034 reviews
United Airlines
7.4
Good
8,996 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
3,001 reviews
United Airlines
7.4
Good
8,996 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
7,532 reviews
United Airlines
7.4
Good
8,996 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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
7,481 reviews
United Airlines
7.4
Good
8,996 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

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 Barcelona-El Prat. 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 Barcelona-El Prat?

    Most people fly from San Diego (SAN) if they book a flight from San Diego to Barcelona-El Prat. On average, San Diego has 0 outbound flights to Barcelona-El Prat per day from 8 airlines. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How long is the flight from San Diego to Barcelona-El Prat Airport?

    Departing from San Diego to Barcelona-El Prat Airport will take you 15h. Airlines will cover a distance of 6025 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San Diego to Barcelona-El Prat Airport round-trip?

    Flying on KLM is currently your cheapest option to Barcelona-El Prat Airport, with prices starting at $513. Additional round-trip tickets that might be worth considering are offered by Delta and Air Canada, with the lowest prices starting at $562 and $568, respectively. KLM is currently priced 41% below the average price you’ll pay for this route.

  • Where are the most common layover locations when flying from San Diego to Barcelona-El Prat Airport?

    The most popular layover on flights from San Diego to Barcelona-El Prat Airport is London. San Diego to Barcelona-El Prat Airport flights stop in Chicago the next most.

  • What are some popular things to do or see while on a layover in London?

    London travelers tend to visit Hyde Park, Buckingham Palace, and Piccadilly Circus more than anywhere else. Hyde Park, Buckingham Palace, and Piccadilly Circus can be accessed by traveling approximately 12.5 mi, 13.7 mi, and 14.1 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $28 per day.

  • What are some popular points of interest to see during a layover in Chicago?

    Magnificent Mile, River North, and Grant Park are the most popular attractions in Chicago if you're in need of something to do during your layover. Those on a layover in Chicago interested in visiting Magnificent Mile, River North, or Grant Park can do so by traveling 15.5 mi, 15.0 mi, and 16.2 mi, respectively from Chicago O'Hare Intl. Travelers can rent a car at Chicago O'Hare Intl for an average daily rate of $57 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for San Diego to Barcelona-El Prat Airport flights?

    Of the flights from San Diego to Barcelona-El Prat Airport that have layovers, the fewest flights stop in Munich. Munich is followed by Philadelphia in terms of the least popular layover location on flights from San Diego to Barcelona-El Prat Airport.

  • Can I find deals for flights from San Diego to Barcelona-El Prat that include hotel bookings?

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

  • How can I find direct flights from San Diego to Barcelona-El Prat?

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

  • Can I find deals for business class flights from San Diego to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from San Diego to Barcelona-El Prat 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 Barcelona-El Prat Airport?

    Currently, November is the cheapest month in which you can book a flight from San Diego to Barcelona-El Prat Airport (average of $492). Flying from San Diego to Barcelona-El Prat Airport 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

Traveling to a place near Barcelona-El Prat Airport?

Book flights to Barcelona-El Prat Airport if you plan to visit one of these locations
Calella
Roses
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar

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Alternative routes for San Diego to Barcelona-El Prat

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Top 8 airlines flying from San Diego to Barcelona-El Prat

Discover the top 8 airlines that operate flights from San Diego to Barcelona-El Prat. 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 octobre 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$513Average$789FlexibilityNo cancel feeOn-time75%
DeltaCheapest$562Average$839FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$568Average$792FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$572Average$895FlexibilityNo cancel feeOn-time76%
IberiaCheapest$573Average$946FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$578Average$855FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$606Average$897FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$625Average$895FlexibilityNo cancel feeOn-time70%

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