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Cheap flights from Barcelona to San Diego from $419

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Barcelona to San Diego departing on 10/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Barcelona to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
JetBlue Logo
12:50 pm - 12:22 pm
BCN
-
SAN
32h 32m
1 stop
JetBlue Logo
8:20 pm - 9:45 am
SAN
-
BCN
28h 25m
1 stop
$788JetBlue
Tue, Sep 15 - Tue, Sep 22
JetBlue Logo
12:50 pm - 9:52 am
BCN
-
SAN
30h 02m
1 stop
JetBlue Logo
1:35 pm - 9:45 am
SAN
-
BCN
35h 10m
1 stop
$794JetBlue
Tue, Oct 13 - Thu, Oct 22
United Airlines Logo
11:00 am - 10:38 pm
BCN
-
SAN
20h 38m
1 stop
United Airlines Logo
8:35 am - 9:00 am
SAN
-
BCN
15h 25m
1 stop
$807United Airlines
Thu, Nov 12 - Sun, Nov 15
Multiple Airlines Logo
11:25 am - 2:10 pm
BCN
-
SAN
35h 45m
2 stops
Multiple Airlines Logo
5:15 pm - 5:55 pm
SAN
-
BCN
15h 40m
1 stop
$814Multiple Airlines
Tue, Sep 15 - Tue, Sep 22
Multiple Airlines Logo
11:25 am - 2:10 pm
BCN
-
SAN
35h 45m
2 stops
Multiple Airlines Logo
7:03 am - 1:35 pm
SAN
-
BCN
21h 32m
1 stop
$825Multiple Airlines
Mon, Sep 14 - Tue, Sep 29
Multiple Airlines Logo
11:25 am - 2:10 pm
BCN
-
SAN
35h 45m
2 stops
Multiple Airlines Logo
7:03 am - 1:35 pm
SAN
-
BCN
21h 32m
1 stop
$826Multiple Airlines
Thu, Sep 17 - Tue, Sep 29
Multiple Airlines Logo
11:25 am - 2:10 pm
BCN
-
SAN
35h 45m
2 stops
Multiple Airlines Logo
2:00 pm - 12:50 pm
SAN
-
BCN
13h 50m
1 stop
$833Multiple Airlines
Mon, Sep 14 - Sun, Sep 27
Multiple Airlines Logo
8:00 am - 6:29 pm
BCN
-
SAN
19h 29m
2 stops
Multiple Airlines Logo
9:08 am - 10:10 pm
SAN
-
BCN
28h 02m
2 stops
$840Multiple Airlines
Thu, Oct 8 - Wed, Oct 21
Multiple Airlines Logo
6:00 am - 7:37 pm
BCN
-
SAN
22h 37m
2 stops
Multiple Airlines Logo
5:15 pm - 5:55 pm
SAN
-
BCN
15h 40m
1 stop
$845Multiple Airlines
Thu, Sep 17 - Wed, Sep 30
Multiple Airlines Logo
8:00 am - 7:00 pm
BCN
-
SAN
20h 00m
2 stops
Multiple Airlines Logo
1:00 pm - 10:10 pm
SAN
-
BCN
24h 10m
2 stops
$849Multiple Airlines
Thu, Sep 17 - Wed, Sep 30

JetBlue flights from Barcelona to San Diego

Our best JetBlue deals on Barcelona to San Diego flight tickets
JetBlue
Sep 15
BCN12:50 pmBarcelona-El Prat
32h 32m
1 stop
SAN12:22 pmSan Diego
Sep 22
SAN8:20 pmSan Diego
28h 25m
1 stop
BCN9:45 amBarcelona-El Prat
$788
JetBlue
Oct 13
BCN12:50 pmBarcelona-El Prat
30h 02m
1 stop
SAN9:52 amSan Diego
Oct 22
SAN1:35 pmSan Diego
35h 10m
1 stop
BCN9:45 amBarcelona-El Prat
$794
JetBlue
Jul 16
BCN12:50 pmBarcelona-El Prat
29h 19m
1 stop
SAN9:09 amSan Diego
Jul 24
SAN8:40 pmSan Diego
28h 05m
1 stop
BCN9:45 amBarcelona-El Prat
$910

KLM flights from Barcelona to San Diego

Our best KLM deals on Barcelona to San Diego flight tickets
KLM
Oct 21
BCN11:10 amBarcelona-El Prat
33h 40m
1 stop
SAN11:50 amSan Diego
Oct 29
SAN3:05 pmSan Diego
20h 10m
1 stop
BCN7:15 pmBarcelona-El Prat
$901
KLM
Sep 17
BCN6:20 amBarcelona-El Prat
17h 45m
2 stops
SAN3:05 pmSan Diego
Oct 1
SAN1:40 pmSan Diego
13h 50m
1 stop
BCN12:30 pmBarcelona-El Prat
$904
KLM
Jun 7
BCN6:20 amBarcelona-El Prat
17h 51m
2 stops
SAN3:11 pmSan Diego
Jun 13
SAN1:40 pmSan Diego
24h 05m
1 stop
BCN10:45 pmBarcelona-El Prat
$948

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona to San Diego 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 June 1, 2026.
Use the filters below to find and compare flights from Barcelona to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Tue 9/15

12:50 pm-12:22 pm

1 stop32h 32m

San Diego

Tue 9/22

8:20 pm-9:45 am

1 stop28h 25m

$788

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Tue 10/13

12:50 pm-9:52 am

1 stop30h 02m

San Diego

Thu 10/22

1:35 pm-9:45 am

1 stop35h 10m

$794
Quickest round-trip

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 11/12

11:00 am-10:38 pm

1 stop20h 38m

San Diego

Sun 11/15

8:35 am-9:00 am

1 stop15h 25m

$807

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Tue 9/15

11:25 am-2:10 pm

2 stops35h 45m

San Diego

Tue 9/22

5:15 pm-5:55 pm

1 stop15h 40m

$814

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 9/14

11:25 am-2:10 pm

2 stops35h 45m

San Diego

Tue 9/29

7:03 am-1:35 pm

1 stop21h 32m

$825

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 9/17

11:25 am-2:10 pm

2 stops35h 45m

San Diego

Tue 9/29

7:03 am-1:35 pm

1 stop21h 32m

$826

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 9/14

11:25 am-2:10 pm

2 stops35h 45m

San Diego

Sun 9/27

2:00 pm-12:50 pm

1 stop13h 50m

$833

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 10/8

8:00 am-6:29 pm

2 stops19h 29m

San Diego

Wed 10/21

9:08 am-10:10 pm

2 stops28h 02m

$840

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 9/17

6:00 am-7:37 pm

2 stops22h 37m

San Diego

Wed 9/30

5:15 pm-5:55 pm

1 stop15h 40m

$845

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 9/17

8:00 am-7:00 pm

2 stops20h 00m

San Diego

Wed 9/30

1:00 pm-10:10 pm

2 stops24h 10m

$849

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Barcelona to San Diego

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 Barcelona and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of November, then departing from Barcelona during the month August is also very affordable. Most momondo users find prices during this month for around $345.

Cheap Barcelona to San Diego flight deals and tips

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

Fastest flight time

20h 00m

Direct flights

None
The fastest flight from Barcelona to San Diego takes 20h 00m
There are no direct flights from Barcelona to San Diego. There are no popular flight routes from Barcelona to San Diego.
Search flight deals

Frequently asked questions about flying from Barcelona to San Diego

  • How far is Barcelona to San Diego by plane?

    There are 6024.0 mi between Barcelona and San Diego. Typically, this will take 20h 00m by plane in normal conditions.

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

    Prices for flights from Barcelona to San Diego Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Barcelona to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
Julian
National City
Poway
San Ysidro
La Mesa
Borrego Springs
Lemon Grove
Imperial Beach
Alpine
Santee

Why use momondo?

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

Finding the right flight to San Diego from Barcelona 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 San Diego quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to San Diego from Barcelona which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Barcelona to San Diego.

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

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

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