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Barcelona-El Prat

$317+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BCN
Sep 1 — Sep 81
Tue 9/1
Tue 9/8
1 adult, Economy
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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 August 2, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:42 am
SAN
-
BCN
2 stops31h 53m
SWISS
Tue 9/229:40 am
BCN
-
SAN
2 stops20h 05m
SWISS
Deal found 7/28$888
This Condor deal was found by Cheapflights users on 7/28. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:40 am
SAN
-
BCN
2 stops28h 30m
Multiple Airlines
Tue 8/258:00 am
BCN
-
SAN
2 stops22h 05m
Multiple Airlines
Deal found 7/28$890
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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.
Thu 12/106:00 pm
SAN
-
BCN
1 stop15h 25m
British Airways
Sun 2/146:40 am
BCN
-
SAN
1 stop18h 30m
British Airways
Deal found 7/29$893
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:15 am
SAN
-
BCN
2 stops16h 10m
Iberia
Sun 11/2212:00 pm
BCN
-
SAN
1 stop18h 45m
Iberia
Deal found 7/28$894
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:10 pm
SAN
-
BCN
1 stop35h 10m
Multiple Airlines
Mon 10/58:40 pm
BCN
-
SAN
2 stops31h 00m
Multiple Airlines
Deal found 7/29$895
This Air Canada deal was found by Cheapflights users on 7/29. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:30 am
SAN
-
BCN
2 stops17h 50m
Air Canada
Fri 10/91:15 pm
BCN
-
SAN
2 stops42h 26m
Air Canada
Deal found 7/29$896
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:00 am
SAN
-
BCN
1 stop16h 00m
Multiple Airlines
Tue 9/221:15 pm
BCN
-
SAN
1 stop32h 01m
Multiple Airlines
Deal found 7/28$898
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/195:00 pm
SAN
-
BCN
2 stops30h 00m
United Airlines
Mon 10/51:50 pm
BCN
-
SAN
2 stops37h 45m
United Airlines
Deal found 7/30$899
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:30 pm
SAN
-
BCN
1 stop36h 00m
Multiple Airlines
Sun 10/410:40 pm
BCN
-
SAN
2 stops28h 39m
Multiple Airlines
Deal found 7/31$900
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1510:55 am
SAN
-
BCN
2 stops26h 15m
Multiple Airlines
Sat 10/3110:15 am
BCN
-
SAN
2 stops19h 43m
Multiple Airlines
Deal found 7/29$902
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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.
Tue 9/85:15 pm
SAN
-
BCN
1 stop15h 40m
Lufthansa
Tue 9/297:55 am
BCN
-
SAN
1 stop16h 30m
Lufthansa
Deal found 7/29$903

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 August 2, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$888
(Cheapflightsfares)

One-way from

$286
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$859
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. 24% potential increase in price ($280 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
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 August 2, 2026.
Use the filters below to find and compare flights from San Diego to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 1/15

7:00 am-8:20 am

2 stops16h 20m

Barcelona-El Prat

Sat 1/30

11:00 am-12:29 am

3 stops22h 29m

$922

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 9/5

9:45 pm-8:20 am

1 stop25h 35m

Barcelona-El Prat

Sat 12/5

10:30 am-9:08 pm

2 stops19h 38m

$965

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/18

9:45 pm-8:20 am

1 stop25h 35m

Barcelona-El Prat

Mon 9/28

11:15 am-8:29 pm

1 stop18h 14m

$974

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 9/17

6:30 am-8:20 am

2 stops16h 50m

Barcelona-El Prat

Sun 10/4

11:15 am-9:05 am

2 stops30h 50m

$977

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/11

10:54 am-2:50 pm

2 stops18h 56m

Barcelona-El Prat

Mon 10/12

1:25 pm-11:50 am

1 stop31h 25m

$980

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/11

1:10 pm-10:55 pm

2 stops24h 45m

Barcelona-El Prat

Fri 9/18

10:45 am-5:47 pm

1 stop16h 02m

$983

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 8/29

6:28 pm-2:20 pm

1 stop34h 52m

Barcelona-El Prat

Sun 12/20

11:55 am-10:32 pm

2 stops19h 37m

$989

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/18

10:30 pm-1:15 pm

1 stop29h 45m

Barcelona-El Prat

Sun 10/4

11:15 am-9:05 am

2 stops30h 50m

$990

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 9/12

6:18 am-8:20 am

2 stops17h 02m

Barcelona-El Prat

Sat 9/19

11:15 am-12:29 am

3 stops22h 14m

$1,036

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 10/30

11:15 am-5:15 pm

2 stops22h 00m

Barcelona-El Prat

Tue 11/17

12:35 pm-10:05 am

3 stops30h 30m

$1,040

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 20 resultsSorted by cheapest first
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 August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Trip.comPrice Accuracy1 starTrust 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 San Diego-Barcelona-El Prat Airport flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Diego-Barcelona-El Prat Airport flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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?

The best time to book flights from San Diego to Barcelona-El Prat Airport is 90 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, January is the cheapest month in which you can book a flight from San Diego to Barcelona-El Prat Airport (average of $617). Flying from San Diego to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,291). 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 San Diego to Barcelona-El Prat Airport?

Airfare is typical for this route at the moment.

San Diego to Barcelona-El Prat Airport flights typically cost between $729 and $972 in September.
The cheapest round-trip price found within the last 5 days was $888 on SWISS (Sep 8-Sep 22).

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 August 2, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican Airlines 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.
Delta
7.8
Good
8,493 reviews

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.8
Good
8,493 reviews
Delta
7.8
Good
8,493 reviews

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
10,061 reviews
Delta
7.8
Good
8,493 reviews

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.1
Good
11,845 reviews
Delta
7.8
Good
8,493 reviews

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.8
Okay
8,172 reviews
Delta
7.8
Good
8,493 reviews

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
8,136 reviews
Delta
7.8
Good
8,493 reviews

Overall

7.8

Comfort

7.8

Crew

8.5

Food

7.2

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 25m. 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 $383. Additional round-trip tickets that might be worth considering are offered by Lufthansa and Iberia, with the lowest prices starting at $463 and $477, respectively. KLM is currently priced 55% 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 KLM ($243), Virgin Atlantic ($256), and Iberia ($264).

  • 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.

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

    London travelers tend to visit Hyde Park, Trafalgar Square, and Buckingham Palace more than anywhere else. Hyde Park, Trafalgar Square, and Buckingham Palace can be accessed by traveling approximately 12.5 mi, 14.3 mi, and 13.7 mi, respectively from London Heathrow. Travelers in need of a car in London can rent one for about $36 per day.

  • 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 Chicago.

  • 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, January is the cheapest month in which you can book a flight from San Diego to Barcelona-El Prat Airport (average of $617). Flying from San Diego to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,291). 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
Roses
Calella
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat

Browse thousands of different options on Cheapflights for your next trip

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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 August 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$383Average$626FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$463Average$873FlexibilityNo cancel feeOn-time76%
IberiaCheapest$477Average$789FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$486Average$984FlexibilityNo cancel feeOn-time69%
DeltaCheapest$487Average$868FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$514Average$897FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$520Average$923FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$565Average$796FlexibilityNo cancel feeOn-time77%

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