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Cheap flights from San Diego to Barcelona from $309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Barcelona departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Diego to Barcelona

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:15 pm - 10:25 pm
SAN
-
BCN
20h 10m
1 stop
Lufthansa Logo
7:55 am - 3:25 pm
BCN
-
SAN
16h 30m
1 stop
$945Lufthansa
Thu, Sep 24 - Sat, Oct 3
Multiple Airlines Logo
5:15 pm - 10:25 pm
SAN
-
BCN
20h 10m
1 stop
Multiple Airlines Logo
6:00 am - 2:50 pm
BCN
-
SAN
41h 50m
2 stops
$946Multiple Airlines
Mon, Aug 24 - Mon, Aug 31
Multiple Airlines Logo
5:15 pm - 5:55 pm
SAN
-
BCN
15h 40m
1 stop
Multiple Airlines Logo
1:15 pm - 12:16 pm
BCN
-
SAN
32h 01m
1 stop
$947Multiple Airlines
Thu, Sep 10 - Tue, Sep 15
Multiple Airlines Logo
1:10 pm - 9:20 am
SAN
-
BCN
35h 10m
1 stop
Multiple Airlines Logo
7:55 am - 3:25 pm
BCN
-
SAN
16h 30m
1 stop
$948Multiple Airlines
Fri, Sep 25 - Sun, Oct 4
Lufthansa Logo
10:55 am - 2:55 pm
SAN
-
BCN
19h 00m
2 stops
Lufthansa Logo
7:00 pm - 3:25 pm
BCN
-
SAN
29h 25m
2 stops
$949Lufthansa
Tue, Aug 4 - Mon, Aug 17
British Airways Logo
4:45 pm - 6:20 pm
SAN
-
BCN
16h 35m
1 stop
British Airways Logo
9:20 pm - 2:55 pm
BCN
-
SAN
26h 35m
1 stop
$950British Airways
Thu, Aug 13 - Mon, Aug 17
Multiple Airlines Logo
3:30 pm - 12:30 pm
SAN
-
BCN
36h 00m
1 stop
Multiple Airlines Logo
11:10 pm - 7:37 pm
BCN
-
SAN
29h 27m
2 stops
$951Multiple Airlines
Fri, Sep 18 - Sun, Sep 27
SWISS Logo
6:18 am - 8:50 am
SAN
-
BCN
17h 32m
2 stops
SWISS Logo
9:40 am - 10:10 pm
BCN
-
SAN
45h 30m
2 stops
$952SWISS
Sun, Aug 23 - Mon, Sep 7
Multiple Airlines Logo
7:00 am - 1:35 pm
SAN
-
BCN
21h 35m
1 stop
Multiple Airlines Logo
8:20 pm - 2:50 pm
BCN
-
SAN
51h 30m
2 stops
$953Multiple Airlines
Fri, Aug 14 - Fri, Aug 28
British Airways Logo
7:40 pm - 10:40 pm
SAN
-
BCN
18h 00m
1 stop
British Airways Logo
12:50 pm - 8:35 pm
BCN
-
SAN
16h 45m
1 stop
$955British Airways
Tue, Aug 4 - Thu, Aug 13

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United Airlines flights from San Diego to Barcelona-El Prat Airport

Our best United Airlines deals on San Diego to Barcelona-El Prat Airport flight tickets
United Airlines
Sep 5
SAN9:45 pmSan Diego
25h 35m
1 stop
BCN8:20 amBarcelona-El Prat
Dec 5
BCN10:30 amBarcelona-El Prat
19h 03m
1 stop
SAN8:33 pmSan Diego
$962
United Airlines
Sep 5
SAN9:45 pmSan Diego
25h 35m
1 stop
BCN8:20 amBarcelona-El Prat
Dec 5
BCN10:30 amBarcelona-El Prat
19h 03m
1 stop
SAN8:33 pmSan Diego
$964
United Airlines
Sep 5
SAN9:45 pmSan Diego
25h 35m
1 stop
BCN8:20 amBarcelona-El Prat
Dec 5
BCN10:30 amBarcelona-El Prat
20h 27m
2 stops
SAN9:57 pmSan Diego
$965

Lufthansa flights from San Diego to Barcelona-El Prat Airport

Our best Lufthansa deals on San Diego to Barcelona-El Prat Airport flight tickets
Lufthansa
Sep 24
SAN5:15 pmSan Diego
20h 10m
1 stop
BCN10:25 pmBarcelona-El Prat
Oct 3
BCN7:55 amBarcelona-El Prat
16h 30m
1 stop
SAN3:25 pmSan Diego
$945
Lufthansa
Aug 4
SAN10:55 amSan Diego
19h 00m
2 stops
BCN2:55 pmBarcelona-El Prat
Aug 17
BCN7:00 pmBarcelona-El Prat
29h 25m
2 stops
SAN3:25 pmSan Diego
$949
Lufthansa
Sep 24
SAN11:00 amSan Diego
18h 55m
2 stops
BCN2:55 pmBarcelona-El Prat
Oct 3
BCN9:05 amBarcelona-El Prat
15h 20m
1 stop
SAN3:25 pmSan Diego
$956

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Barcelona-El Prat Airport 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, momondo users made 832,500 searches. Data last updated July 8, 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

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 9/24

5:15 pm-10:25 pm

1 stop20h 10m

Barcelona-El Prat

Sat 10/3

7:55 am-3:25 pm

1 stop16h 30m

$945

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Mon 8/24

5:15 pm-10:25 pm

1 stop20h 10m

Barcelona-El Prat

Mon 8/31

6:00 am-2:50 pm

2 stops41h 50m

$946

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 9/10

5:15 pm-5:55 pm

1 stop15h 40m

Barcelona-El Prat

Tue 9/15

1:15 pm-12:16 pm

1 stop32h 01m

$947

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/25

1:10 pm-9:20 am

1 stop35h 10m

Barcelona-El Prat

Sun 10/4

7:55 am-3:25 pm

1 stop16h 30m

$948

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Tue 8/4

10:55 am-2:55 pm

2 stops19h 00m

Barcelona-El Prat

Mon 8/17

7:00 pm-3:25 pm

2 stops29h 25m

$949

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Thu 8/13

4:45 pm-6:20 pm

1 stop16h 35m

Barcelona-El Prat

Mon 8/17

9:20 pm-2:55 pm

1 stop26h 35m

$950

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 9/18

3:30 pm-12:30 pm

1 stop36h 00m

Barcelona-El Prat

Sun 9/27

11:10 pm-7:37 pm

2 stops29h 27m

$951

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 8/23

6:18 am-8:50 am

2 stops17h 32m

Barcelona-El Prat

Mon 9/7

9:40 am-10:10 pm

2 stops45h 30m

$952

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 8/14

7:00 am-1:35 pm

1 stop21h 35m

Barcelona-El Prat

Fri 8/28

8:20 pm-2:50 pm

2 stops51h 30m

$953
Quickest round-trip

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Tue 8/4

7:40 pm-10:40 pm

1 stop18h 00m

Barcelona-El Prat

Thu 8/13

12:50 pm-8:35 pm

1 stop16h 45m

$955

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Barcelona from

How to get the cheapest flight ticket from San Diego to Barcelona-El Prat Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and Barcelona-El Prat Airport?

What is the cheapest month to fly to Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from San Diego is in January. Flight prices, which tend to average around $582, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Barcelona-El Prat Airport from San Diego during November instead. Flights to Barcelona-El Prat Airport in November, while not as cheap as those in January, still average around $632.

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

You are more likely to see cheaper flights to Barcelona-El Prat Airport from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $844 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from San Diego for as low as $715 on momondo.

Can stopping save me money on San Diego to Barcelona-El Prat Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a San Diego to Barcelona-El Prat Airport flight.

How have San Diego to Barcelona-El Prat Airport flight prices changed over time?

As of July 2026, prices for San Diego to Barcelona-El Prat Airport flights are approximately 53% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to Barcelona-El Prat Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Barcelona-El Prat Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Barcelona-El Prat Airport (SAN to BCN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Barcelona-El Prat Airport

Fastest flight time

15h 00m

Direct flights

None
The fastest flight from San Diego to Barcelona-El Prat Airport takes 15h 00m
There are no direct flights from San Diego to Barcelona-El Prat Airport. There are no popular flight routes from San Diego to Barcelona-El Prat Airport.
Search flight deals

Frequently asked questions about flying from San Diego to Barcelona-El Prat Airport

  • How far is San Diego to Barcelona-El Prat by plane?

    San Diego and Barcelona-El Prat are 6024.5 mi apart from one another. In terms of flight time, this usually takes a little over 15h 00m.

  • When did momondo last update prices for flights from San Diego Airport to Barcelona-El Prat Airport?

    Prices for flights from San Diego Airport to Barcelona-El Prat Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to Barcelona-El Prat Airport?

  • How old do you have to be to fly from San Diego Airport to Barcelona-El Prat Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The necessary travel and health documents for your Barcelona-El Prat Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Diego to Barcelona-El Prat Airport?

Best airlines flying from San Diego to Barcelona-El Prat Airport

Compare and see reviews for airlines that fly from San Diego to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $383Free CancellationRating
7.8
1,534 reviews
Search KLM flights
Air CanadaPriceFrom $420Free CancellationRating
7.1
11,320 reviews
Search Air Canada flights
LufthansaPriceFrom $463Free CancellationRating
6.8
8,123 reviews
Search Lufthansa flights
IberiaPriceFrom $477Free CancellationRating
7.0
3,252 reviews
Search Iberia flights
DeltaPriceFrom $487Free CancellationRating
7.8
8,450 reviews
Search Delta flights
United AirlinesPriceFrom $490Free CancellationRating
7.4
9,953 reviews
Search United Airlines flights
American AirlinesPriceFrom $514Free CancellationRating
7.1
11,787 reviews
Search American Airlines flights
British AirwaysPriceFrom $520Free CancellationRating
6.7
8,104 reviews
Search British Airways flights
Scandinavian AirlinesPriceFrom $565Free CancellationRating
7.4
1,873 reviews
Search Scandinavian Airlines flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tarragona
Tossa de Mar
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Cambrils
Calella
Cadaques
Badalona
Roses
Santa Susanna
Pals
Empuriabrava
Calella de Palafrugell
Palafrugell
Pineda de Mar
Malgrat de Mar

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Barcelona?

Finding the right flight to Barcelona from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Barcelona quick and easy, saving you time and money.

Can I find flights from San Diego to Barcelona with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to Barcelona flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to Barcelona?

momondo provides multiple filters to help you find the best flight to Barcelona from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Diego to Barcelona right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Barcelona, momondo offers a useful price alert feature which will track prices for flights to Barcelona from San Diego and alert you when they change.

An easier way to manage your Barcelona-El Prat Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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