Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Barcelona to San Diego from $339

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 9/3. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Barcelona to San Diego

Cheap round-trip flights

Logo
6:35 pm - 12:45 pmBCN-SAN
27h 10m1 stop
Logo
8:00 am - 1:20 pmSAN-BCN
20h 20m1 stop
$669
Find Deal
vie., nov. 14 - mar., nov. 18
Scandinavian Airlines Logo
10:25 am - 10:59 pmBCN-SAN
21h 34m2 stops
Scandinavian Airlines Logo
6:15 am - 6:10 pmSAN-BCN
26h 55m2 stops
$677Scandinavian Airlines
Find Deal
jue., sep. 25 - vie., oct. 17
Logo
6:45 am - 10:19 pmBCN-SAN
24h 34m2 stops
Logo
9:01 am - 1:20 pmSAN-BCN
19h 19m1 stop
$681
Find Deal
mié., nov. 12 - mar., nov. 18
Logo
6:35 pm - 12:45 pmBCN-SAN
27h 10m1 stop
Logo
12:12 pm - 5:15 pmSAN-BCN
20h 03m2 stops
$696
Find Deal
mié., nov. 12 - lun., nov. 17
Air Canada Logo
6:50 am - 11:38 amBCN-SAN
37h 48m2 stops
Air Canada Logo
6:10 pm - 9:35 amSAN-BCN
30h 25m2 stops
$765Air Canada
Find Deal
dom., dic. 14 - dom., ene. 11
United Airlines Logo
9:10 am - 3:45 pmBCN-SAN
15h 35m1 stop
United Airlines Logo
8:37 pm - 9:35 amSAN-BCN
27h 58m2 stops
$771United Airlines
Find Deal
dom., dic. 14 - dom., ene. 11
British Airways Logo
9:20 pm - 4:10 pmBCN-SAN
27h 50m1 stop
British Airways Logo
3:03 pm - 8:50 amSAN-BCN
32h 47m1 stop
$782British Airways
Find Deal
dom., dic. 14 - dom., ene. 11
Air Canada Logo
6:50 am - 5:24 pmBCN-SAN
19h 34m2 stops
Air Canada Logo
6:10 pm - 9:35 amSAN-BCN
30h 25m2 stops
$787Air Canada
Find Deal
mié., nov. 12 - mié., nov. 19
British Airways Logo
12:20 pm - 10:36 pmBCN-SAN
19h 16m1 stop
British Airways Logo
4:40 pm - 4:20 pmSAN-BCN
14h 40m1 stop
$788British Airways
Find Deal
lun., sep. 15 - lun., sep. 29
United Airlines Logo
8:00 am - 5:18 pmBCN-SAN
18h 18m2 stops
United Airlines Logo
10:38 am - 2:00 pmSAN-BCN
18h 22m1 stop
$793United Airlines
Find Deal
jue., oct. 2 - dom., oct. 5

British Airways flights from Barcelona to San Diego

Our best British Airways deals on Barcelona to San Diego flight tickets
British Airways
Dec 14
BCN9:20 pmBarcelona-El Prat
27h 50m
1 stop
SAN4:10 pmSan Diego
Jan 11
SAN3:03 pmSan Diego
32h 47m
1 stop
BCN8:50 amBarcelona-El Prat
$782
Find similar
British Airways
Sep 15
BCN12:20 pmBarcelona-El Prat
19h 16m
1 stop
SAN10:36 pmSan Diego
Sep 29
SAN4:40 pmSan Diego
14h 40m
1 stop
BCN4:20 pmBarcelona-El Prat
$788
Find similar
British Airways
Dec 7
BCN8:00 pmBarcelona-El Prat
29h 10m
1 stop
SAN4:10 pmSan Diego
Dec 25
SAN6:00 pmSan Diego
31h 25m
1 stop
BCN10:25 amBarcelona-El Prat
$790
Find similar

United Airlines flights from Barcelona to San Diego

Our best United Airlines deals on Barcelona to San Diego flight tickets
United Airlines
Dec 14
BCN9:10 amBarcelona-El Prat
15h 35m
1 stop
SAN3:45 pmSan Diego
Jan 11
SAN8:37 pmSan Diego
27h 58m
2 stops
BCN9:35 amBarcelona-El Prat
$771
Find similar
United Airlines
Oct 2
BCN8:00 amBarcelona-El Prat
18h 18m
2 stops
SAN5:18 pmSan Diego
Oct 5
SAN10:38 amSan Diego
18h 22m
1 stop
BCN2:00 pmBarcelona-El Prat
$793
Find similar
United Airlines
Dec 9
BCN6:50 amBarcelona-El Prat
22h 58m
3 stops
SAN8:48 pmSan Diego
Dec 25
SAN7:00 amSan Diego
21h 05m
2 stops
BCN1:05 pmBarcelona-El Prat
$796
Find similar

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 agosto 26, 2025.
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

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

vie. 11/14

6:35 pm-12:45 pm

1 stop27h 10m

San Diego

mar. 11/18

8:00 am-1:20 pm

1 stop20h 20m

$669

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

jue. 9/25

10:25 am-10:59 pm

2 stops21h 34m

San Diego

vie. 10/17

6:15 am-6:10 pm

2 stops26h 55m

$677

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

mié. 11/12

6:45 am-10:19 pm

2 stops24h 34m

San Diego

mar. 11/18

9:01 am-1:20 pm

1 stop19h 19m

$681

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

mié. 11/12

6:35 pm-12:45 pm

1 stop27h 10m

San Diego

lun. 11/17

12:12 pm-5:15 pm

2 stops20h 03m

$696

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

dom. 12/14

6:50 am-11:38 am

2 stops37h 48m

San Diego

dom. 1/11

6:10 pm-9:35 am

2 stops30h 25m

$765

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

dom. 12/14

9:10 am-3:45 pm

1 stop15h 35m

San Diego

dom. 1/11

8:37 pm-9:35 am

2 stops27h 58m

$771

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

dom. 12/14

9:20 pm-4:10 pm

1 stop27h 50m

San Diego

dom. 1/11

3:03 pm-8:50 am

1 stop32h 47m

$782

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

mié. 11/12

6:50 am-5:24 pm

2 stops19h 34m

San Diego

mié. 11/19

6:10 pm-9:35 am

2 stops30h 25m

$787

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

lun. 9/15

12:20 pm-10:36 pm

1 stop19h 16m

San Diego

lun. 9/29

4:40 pm-4:20 pm

1 stop14h 40m

$788

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

jue. 10/2

8:00 am-5:18 pm

2 stops18h 18m

San Diego

dom. 10/5

10:38 am-2:00 pm

1 stop18h 22m

$793

Flights are sorted by cheapest round-trip flights first.

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

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 cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of March, then departing from Barcelona during the month January is also very affordable. Most momondo users find prices during this month for around $723.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from Barcelona to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $785. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,346. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the morning when flights can be purchased for as low as $904. Flights in the afternoon are often more expensive with an average ticket price of $1,239.

What is the cheapest Barcelona to San Diego flight route?

Fly from Barcelona-El Prat to San Diego for the best Barcelona - San Diego flight prices

How far in advance should I book a flight to San Diego?

You are more likely to see cheaper flights to San Diego from Barcelona when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $846 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Barcelona for as low as $737 on momondo.

What cabin class options are available on Barcelona to San Diego flights?

There is only 1 cabin class available to choose from on Barcelona to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Direct flights

None
There are no direct flights from Barcelona to San Diego. There are no popular flight routes from Barcelona to San Diego.
Search flight deals

  • How far is Barcelona to San Diego by plane?

    There are 6024.0 mi between Barcelona and San Diego. Typically, this will take 15h 35m 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 many operators does momondo search for flights from Barcelona to San Diego Airport?

  • 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.

Best airlines flying from Barcelona to San Diego

Compare and see reviews for airlines that fly from Barcelona to San Diego with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $732Free CancellationRating
6.7
7,309 reviews
Search British Airways flights
American AirlinesPriceFrom $778Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near San Diego?

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

An easier way to manage your San Diego 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
dom. 8/31
dom. 9/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States