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Cheap flights from Barcelona-El Prat Airport to San Diego from $387

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-El Prat Airport to San Diego departing on 11/26. 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-El Prat Airport to San Diego

Cheap round-trip flights

Multiple Airlines Logo
10:40 am - 5:50 pmBCN-SAN
16h 10m1 stop
Multiple Airlines Logo
6:00 pm - 7:45 pmSAN-BCN
16h 45m1 stop
$637Multiple Airlines
Find Deal
Mon, Jan 26 - Wed, Feb 25
Multiple Airlines Logo
11:00 am - 10:23 pmBCN-SAN
20h 23m1 stop
Multiple Airlines Logo
6:00 pm - 6:25 pmSAN-BCN
15h 25m1 stop
$638Multiple Airlines
Find Deal
Mon, Jan 26 - Wed, Feb 25
Multiple Airlines Logo
11:00 am - 10:23 pmBCN-SAN
20h 23m1 stop
Multiple Airlines Logo
6:00 pm - 7:05 pmSAN-BCN
16h 05m1 stop
$651Multiple Airlines
Find Deal
Mon, Feb 2 - Sun, Feb 15
Multiple Airlines Logo
12:30 pm - 9:39 pmBCN-SAN
18h 09m1 stop
Multiple Airlines Logo
6:00 pm - 7:05 pmSAN-BCN
16h 05m1 stop
$655Multiple Airlines
Find Deal
Mon, Feb 2 - Sun, Feb 15
American Airlines Logo
12:30 pm - 9:59 pmBCN-SAN
18h 29m2 stops
American Airlines Logo
10:00 am - 9:00 amSAN-BCN
14h 00m1 stop
$663American Airlines
Find Deal
Mon, Jan 26 - Wed, Feb 25
American Airlines Logo
12:30 pm - 9:59 pmBCN-SAN
18h 29m2 stops
American Airlines Logo
6:55 am - 9:00 amSAN-BCN
17h 05m1 stop
$664American Airlines
Find Deal
Mon, Jan 26 - Wed, Feb 25
Iberia Logo
12:30 pm - 9:39 pmBCN-SAN
18h 09m1 stop
Iberia Logo
6:55 am - 9:00 amSAN-BCN
17h 05m1 stop
$667Iberia
Find Deal
Mon, Feb 2 - Sun, Feb 15
Iberia Logo
12:30 pm - 9:39 pmBCN-SAN
18h 09m1 stop
Iberia Logo
6:55 am - 9:00 amSAN-BCN
17h 05m1 stop
$668Iberia
Find Deal
Mon, Feb 2 - Sun, Feb 15
British Airways Logo
9:20 pm - 4:10 pmBCN-SAN
27h 50m1 stop
British Airways Logo
6:00 pm - 7:05 pmSAN-BCN
16h 05m1 stop
$751British Airways
Find Deal
Sun, Nov 2 - Sun, Nov 9
British Airways Logo
7:15 pm - 5:10 pmBCN-SAN
29h 55m1 stop
British Airways Logo
6:00 pm - 7:50 pmSAN-BCN
16h 50m1 stop
$765British Airways
Find Deal
Fri, Oct 31 - Fri, Nov 7

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

Our best American Airlines deals on Barcelona-El Prat Airport to San Diego flight tickets
American Airlines
Jan 26
BCN12:30 pmBarcelona-El Prat
18h 29m
2 stops
SAN9:59 pmSan Diego
Feb 25
SAN10:00 amSan Diego
14h 00m
1 stop
BCN9:00 amBarcelona-El Prat
$663
Find similar
American Airlines
Jan 26
BCN12:30 pmBarcelona-El Prat
18h 29m
2 stops
SAN9:59 pmSan Diego
Feb 25
SAN6:55 amSan Diego
17h 05m
1 stop
BCN9:00 amBarcelona-El Prat
$664
Find similar
American Airlines
Feb 2
BCN10:40 amBarcelona-El Prat
18h 28m
2 stops
SAN8:08 pmSan Diego
Feb 15
SAN6:38 amSan Diego
17h 12m
1 stop
BCN8:50 amBarcelona-El Prat
$677
Find similar

Iberia flights from Barcelona-El Prat Airport to San Diego

Our best Iberia deals on Barcelona-El Prat Airport to San Diego flight tickets
Iberia
Feb 2
BCN12:30 pmBarcelona-El Prat
18h 09m
1 stop
SAN9:39 pmSan Diego
Feb 15
SAN6:55 amSan Diego
17h 05m
1 stop
BCN9:00 amBarcelona-El Prat
$667
Find similar
Iberia
Feb 2
BCN12:30 pmBarcelona-El Prat
18h 09m
1 stop
SAN9:39 pmSan Diego
Feb 15
SAN6:55 amSan Diego
17h 05m
1 stop
BCN9:00 amBarcelona-El Prat
$668
Find similar
Iberia
Jan 26
BCN9:15 pmBarcelona-El Prat
20h 08m
2 stops
SAN8:23 amSan Diego
Feb 25
SAN10:56 amSan Diego
18h 24m
2 stops
BCN2:20 pmBarcelona-El Prat
$682
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Barcelona-El Prat Airport 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 September 19, 2025.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

10:40 am-5:50 pm

1 stop16h 10m

San Diego

Wed 2/25

6:00 pm-7:45 pm

1 stop16h 45m

$637

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

11:00 am-10:23 pm

1 stop20h 23m

San Diego

Wed 2/25

6:00 pm-6:25 pm

1 stop15h 25m

$638

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 2/2

11:00 am-10:23 pm

1 stop20h 23m

San Diego

Sun 2/15

6:00 pm-7:05 pm

1 stop16h 05m

$651

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 2/2

12:30 pm-9:39 pm

1 stop18h 09m

San Diego

Sun 2/15

6:00 pm-7:05 pm

1 stop16h 05m

$655

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

12:30 pm-9:59 pm

2 stops18h 29m

San Diego

Wed 2/25

10:00 am-9:00 am

1 stop14h 00m

$663

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

12:30 pm-9:59 pm

2 stops18h 29m

San Diego

Wed 2/25

6:55 am-9:00 am

1 stop17h 05m

$664

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 2/2

12:30 pm-9:39 pm

1 stop18h 09m

San Diego

Sun 2/15

6:55 am-9:00 am

1 stop17h 05m

$667

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 2/2

12:30 pm-9:39 pm

1 stop18h 09m

San Diego

Sun 2/15

6:55 am-9:00 am

1 stop17h 05m

$668

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 11/2

9:20 pm-4:10 pm

1 stop27h 50m

San Diego

Sun 11/9

6:00 pm-7:05 pm

1 stop16h 05m

$751

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Fri 10/31

7:15 pm-5:10 pm

1 stop29h 55m

San Diego

Fri 11/7

6:00 pm-7:50 pm

1 stop16h 50m

$765

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-El Prat Airport 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-El Prat Airport during the month October is also very affordable. Most momondo users find prices during this month for around $719.

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

The cheapest day to depart from Barcelona-El Prat Airport 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-El Prat to San Diego flight route?

Fly from Barcelona-El Prat to San Diego for the best Barcelona-El Prat - 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-El Prat Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $842 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-El Prat Airport for as low as $743 on momondo.

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

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

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

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

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

As of September 2025, prices for Barcelona-El Prat Airport to San Diego flights are approximately 38% more expensive when compared to flights at the same time last year.

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

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

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

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

Direct flights

None
There are no direct flights from Barcelona-El Prat Airport to San Diego. There are no popular flight routes from Barcelona-El Prat Airport to San Diego.
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  • How far is Barcelona-El Prat to San Diego by plane?

    The distance between Barcelona-El Prat and San Diego is about 6024.5 mi. A reasonable flight in good conditions will take 16h 10m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Barcelona-El Prat Airport 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.

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

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

Compare and see reviews for airlines that fly from Barcelona-El Prat Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $732Free CancellationRating
6.7
7,373 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
Poway
Imperial Beach
San Ysidro
Borrego Springs
Lemon Grove
Alpine
Santee

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Barcelona to San Diego. momondo saves you time and could save you money on your trip.

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

All flight searches from Barcelona to San Diego on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Yes. momondo can track prices for Barcelona to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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