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Cheap flights from Barcelona-El Prat Airport to San Diego from $333

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 1/28. 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

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Multiple Airlines Logo
10:00 am - 12:54 pmBCN-SAN
35h 54m2 stops
Multiple Airlines Logo
7:51 am - 1:20 pmSAN-BCN
20h 29m1 stop
$719Multiple Airlines
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Mon, Dec 15 - Tue, Jan 20
British Airways Logo
10:40 am - 8:27 pmBCN-SAN
18h 47m1 stop
British Airways Logo
6:00 pm - 6:25 pmSAN-BCN
15h 25m1 stop
$738British Airways
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Mon, Feb 16 - Tue, Feb 24
Scandinavian Airlines Logo
7:10 pm - 10:55 pmBCN-SAN
36h 45m2 stops
Scandinavian Airlines Logo
7:00 am - 6:05 pmSAN-BCN
26h 05m2 stops
$755Scandinavian Airlines
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Mon, Feb 16 - Tue, Feb 24
Scandinavian Airlines Logo
7:10 pm - 9:07 pmBCN-SAN
34h 57m2 stops
Scandinavian Airlines Logo
7:00 am - 6:20 pmSAN-BCN
26h 20m2 stops
$757Scandinavian Airlines
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Mon, Jan 26 - Wed, Feb 25
United Airlines Logo
6:50 am - 8:47 pmBCN-SAN
22h 57m2 stops
United Airlines Logo
10:15 pm - 8:20 amSAN-BCN
25h 05m1 stop
$759United Airlines
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Mon, Jan 26 - Wed, Feb 25
United Airlines Logo
6:50 am - 8:47 pmBCN-SAN
22h 57m2 stops
United Airlines Logo
10:15 pm - 8:20 amSAN-BCN
25h 05m1 stop
$763United Airlines
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Mon, Jan 26 - Wed, Feb 25
Lufthansa Logo
1:45 pm - 12:13 amBCN-SAN
19h 28m2 stops
Lufthansa Logo
5:35 pm - 5:35 pmSAN-BCN
15h 00m1 stop
$773Lufthansa
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Thu, Nov 27 - Fri, Feb 20
Lufthansa Logo
6:50 am - 7:52 pmBCN-SAN
22h 02m2 stops
Lufthansa Logo
5:35 pm - 5:35 pmSAN-BCN
15h 00m1 stop
$784Lufthansa
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Fri, Dec 5 - Tue, Dec 9
Delta Logo
6:00 am - 6:21 pmBCN-SAN
21h 21m2 stops
Delta Logo
10:30 pm - 8:00 amSAN-BCN
24h 30m2 stops
$799Delta
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Sun, Dec 14 - Sun, Jan 11
Delta Logo
6:00 am - 4:26 pmBCN-SAN
19h 26m2 stops
Delta Logo
10:30 pm - 8:00 amSAN-BCN
24h 30m2 stops
$802Delta
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Sun, Dec 14 - Sun, Jan 11

Virgin Atlantic flights from Barcelona-El Prat Airport to San Diego

Our best Virgin Atlantic deals on Barcelona-El Prat Airport to San Diego flight tickets
Virgin Atlantic
Dec 26
BCN9:30 amBarcelona-El Prat
22h 58m
1 stop
SAN11:28 pmSan Diego
Jan 11
SAN10:15 pmSan Diego
24h 45m
1 stop
BCN8:00 amBarcelona-El Prat
$800
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Virgin Atlantic
Nov 10
BCN10:55 amBarcelona-El Prat
19h 18m
1 stop
SAN9:13 pmSan Diego
Nov 17
SAN7:00 amSan Diego
16h 00m
1 stop
BCN8:00 amBarcelona-El Prat
$881
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Virgin Atlantic
Nov 11
BCN10:55 amBarcelona-El Prat
18h 18m
1 stop
SAN8:13 pmSan Diego
Nov 17
SAN7:00 amSan Diego
16h 00m
1 stop
BCN8:00 amBarcelona-El Prat
$900
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United Airlines flights from Barcelona-El Prat Airport to San Diego

Our best United Airlines deals on Barcelona-El Prat Airport to San Diego flight tickets
United Airlines
Jan 26
BCN6:50 amBarcelona-El Prat
22h 57m
2 stops
SAN8:47 pmSan Diego
Feb 25
SAN10:15 pmSan Diego
25h 05m
1 stop
BCN8:20 amBarcelona-El Prat
$759
Find similar
United Airlines
Jan 26
BCN6:50 amBarcelona-El Prat
22h 57m
2 stops
SAN8:47 pmSan Diego
Feb 25
SAN10:15 pmSan Diego
25h 05m
1 stop
BCN8:20 amBarcelona-El Prat
$763
Find similar
United Airlines
Mar 6
BCN9:10 amBarcelona-El Prat
15h 35m
1 stop
SAN3:45 pmSan Diego
Mar 10
SAN6:30 amSan Diego
18h 30m
2 stops
BCN9:00 amBarcelona-El Prat
$788
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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 October 31, 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 12/15

10:00 am-12:54 pm

2 stops35h 54m

San Diego

Tue 1/20

7:51 am-1:20 pm

1 stop20h 29m

$719

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 2/16

10:40 am-8:27 pm

1 stop18h 47m

San Diego

Tue 2/24

6:00 pm-6:25 pm

1 stop15h 25m

$738

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 2/16

7:10 pm-10:55 pm

2 stops36h 45m

San Diego

Tue 2/24

7:00 am-6:05 pm

2 stops26h 05m

$755

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

7:10 pm-9:07 pm

2 stops34h 57m

San Diego

Wed 2/25

7:00 am-6:20 pm

2 stops26h 20m

$757

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

6:50 am-8:47 pm

2 stops22h 57m

San Diego

Wed 2/25

10:15 pm-8:20 am

1 stop25h 05m

$759

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 1/26

6:50 am-8:47 pm

2 stops22h 57m

San Diego

Wed 2/25

10:15 pm-8:20 am

1 stop25h 05m

$763

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 11/27

1:45 pm-12:13 am

2 stops19h 28m

San Diego

Fri 2/20

5:35 pm-5:35 pm

1 stop15h 00m

$773

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Fri 12/5

6:50 am-7:52 pm

2 stops22h 02m

San Diego

Tue 12/9

5:35 pm-5:35 pm

1 stop15h 00m

$784

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 12/14

6:00 am-6:21 pm

2 stops21h 21m

San Diego

Sun 1/11

10:30 pm-8:00 am

2 stops24h 30m

$799

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 12/14

6:00 am-4:26 pm

2 stops19h 26m

San Diego

Sun 1/11

10:30 pm-8:00 am

2 stops24h 30m

$802

Flights are sorted by cheapest round-trip flights first.

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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 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-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.

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 $862 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 $751 on momondo.

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

You could potentially save up to 21% 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 October 2025, prices for Barcelona-El Prat Airport to San Diego flights are approximately 9% cheaper 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 15h 35m.

  • 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 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.

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
National City
La Mesa
Imperial Beach
Poway
Borrego Springs
San Ysidro
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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