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Barcelona-El Prat

$248+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BCN
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Find cheap flights from San Diego to Barcelona-El Prat with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from San Diego to Barcelona-El Prat are usually found in November or January, booked 69 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap 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 December 2, 2025.

This Virgin Atlantic deal was found by Cheapflights users on 12/1. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/810:15 pmSAN - BCN
1 stop24h 45mVirgin Atlantic
Mon 12/1510:55 amBCN - SAN
1 stop19h 23mVirgin Atlantic
Deal found 12/1$484
This United Airlines deal was found by Cheapflights users on 12/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:30 amSAN - BCN
2 stops17h 30mUnited Airlines
Wed 12/1710:30 amBCN - SAN
1 stop19h 03mUnited Airlines
Deal found 12/1$488
This United Airlines deal was found by Cheapflights users on 12/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/108:00 pmSAN - BCN
3 stops28h 00mUnited Airlines
Wed 12/1710:30 amBCN - SAN
2 stops32h 09mUnited Airlines
Deal found 12/1$489
This Travelocity deal was found by Cheapflights users on 12/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/105:35 pmSAN - BCN
1 stop20h 30mLufthansa
Wed 12/1710:30 amBCN - SAN
2 stops40h 04mLufthansa
Deal found 12/1$490
This Gotogate deal was found by Cheapflights users on 12/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:58 pmSAN - BCN
2 stops20h 27mBritish Airways
Fri 1/166:40 amBCN - SAN
2 stops25h 10mBritish Airways
Deal found 12/2$530
This United Airlines deal was found by Cheapflights users on 12/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:11 pmSAN - BCN
2 stops34h 24mUnited Airlines
Thu 1/151:35 pmBCN - SAN
2 stops40h 53mUnited Airlines
Deal found 12/2$550
This United Airlines deal was found by Cheapflights users on 12/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:30 amSAN - BCN
2 stops17h 30mUnited Airlines
Mon 12/1510:30 amBCN - SAN
2 stops18h 22mUnited Airlines
Deal found 12/1$564
This KAYAK deal was found by Cheapflights users on 12/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:30 pmSAN - BCN
2 stops37h 55mBritish Airways
Thu 1/1512:30 pmBCN - SAN
1 stop19h 28mBritish Airways
Deal found 12/2$569
This United Airlines deal was found by Cheapflights users on 11/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amSAN - BCN
2 stops16h 20mUnited Airlines
Wed 12/1710:30 amBCN - SAN
1 stop19h 03mUnited Airlines
Deal found 11/30$584

Find 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 December 2, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$482
(Expedia)

One-way from

$248
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,054
Provider with most accurate pricing for San Diego-Barcelona-El Prat flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Barcelona-El Prat flights.
Search Deals
From San Diego to Barcelona-El Prat
Search Deals
One-way flight from San Diego to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($36 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 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 December 2, 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

Sat 2/14

3:15 pm-5:00 pm

2 stops16h 45m

Barcelona-El Prat

Fri 2/20

1:00 pm-12:05 pm

1 stop32h 05m

$484

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 1/22

7:00 am-9:00 am

1 stop17h 00m

Barcelona-El Prat

Mon 2/9

11:00 am-9:28 pm

1 stop19h 28m

$484

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 1/23

7:00 am-3:00 pm

2 stops23h 00m

Barcelona-El Prat

Mon 2/9

10:15 am-12:05 am

1 stop22h 50m

$487

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Wed 1/21

7:05 am-2:00 pm

2 stops21h 55m

Barcelona-El Prat

Mon 2/9

10:15 am-8:22 pm

1 stop19h 07m

$487

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 1/25

7:00 am-2:00 pm

2 stops22h 00m

Barcelona-El Prat

Fri 2/13

10:55 am-6:51 pm

1 stop16h 56m

$488

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 1/25

7:00 am-2:00 pm

2 stops22h 00m

Barcelona-El Prat

Mon 2/9

10:15 am-8:22 pm

1 stop19h 07m

$488

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 1/25

7:00 am-2:00 pm

2 stops22h 00m

Barcelona-El Prat

Wed 2/11

10:55 am-6:51 pm

1 stop16h 56m

$488

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 3/21

10:30 pm-8:20 am

2 stops25h 50m

Barcelona-El Prat

Wed 4/1

6:50 am-8:27 pm

3 stops22h 37m

$491

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Mon 4/13

8:00 am-8:20 am

1 stop15h 20m

Barcelona-El Prat

Tue 4/21

12:15 pm-3:50 pm

2 stops36h 35m

$544

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 3/6

5:35 pm-7:50 pm

2 stops17h 15m

Barcelona-El Prat

Thu 3/19

1:45 pm-12:14 am

2 stops18h 29m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/2

Showing 1-10 of 15 results
1
2

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 December.
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 November 28, 2025.

The best time to book flights from San Diego to Barcelona-El Prat Airport is 69 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 $480). 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 December 2, 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.

How much does it cost to fly round-trip from San Diego to Barcelona-El Prat Airport?

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 December 2, 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
9,063 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

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
9,063 reviews
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

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
11,045 reviews
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

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
3,038 reviews
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

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
7,603 reviews
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

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
7,550 reviews
United Airlines
7.4
Good
9,063 reviews

Food

6.6

Entertainment

7.1

Crew

8.1

Comfort

7.3

Boarding

7.7

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 16h 45m. 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 $483. Additional round-trip tickets that might be worth considering are offered by Delta and Iberia, with the lowest prices starting at $493 and $517, respectively. KLM is currently priced 43% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Diego to Barcelona-El Prat Airport one-way?

    The cheapest airlines for a one-way flight from San Diego to Barcelona-El Prat Airport are Iberia ($272), Lufthansa ($320), and Air Canada ($395).

  • 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 $29 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 $50 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 $480). 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 December 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$483Average$769FlexibilityNo cancel feeOn-time75%
DeltaCheapest$493Average$823FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$517Average$863FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$528Average$784FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$556Average$890FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$564Average$860FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$607Average$885FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$634Average$897FlexibilityNo cancel feeOn-time71%

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