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Cheap flights from Barcelona-El Prat Airport to San Diego from $385

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 10/26. 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

Logo
6:00 am - 8:19 pmBCN-SAN
23h 19m2 stops
Logo
9:10 am - 5:15 pmSAN-BCN
24h 05m2 stops
$665
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Tue, Oct 14 - Wed, Oct 29
Logo
6:30 pm - 10:50 amBCN-SAN
25h 20m1 stop
Logo
8:24 am - 9:50 pmSAN-BCN
28h 26m2 stops
$700
Find Deal
Mon, Sep 15 - Mon, Sep 29
Logo
2:05 pm - 11:00 pmBCN-SAN
17h 55m1 stop
Logo
12:18 pm - 4:45 pmSAN-BCN
19h 27m1 stop
$738
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Sun, Oct 19 - Sat, Oct 25
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
$763British Airways
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Sun, Dec 14 - Sun, Jan 11
Lufthansa Logo
3:40 pm - 3:25 pmBCN-SAN
32h 45m1 stop
Lufthansa Logo
5:15 pm - 9:40 pmSAN-BCN
19h 25m1 stop
$764Lufthansa
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Fri, Aug 29 - Thu, Sep 11
British Airways Logo
9:20 pm - 7:03 pmBCN-SAN
30h 43m2 stops
British Airways Logo
3:03 pm - 8:50 amSAN-BCN
32h 47m1 stop
$768British Airways
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Sun, Dec 14 - Sun, Jan 11
United Airlines Logo
3:15 pm - 3:03 pmBCN-SAN
32h 48m2 stops
United Airlines Logo
8:00 am - 2:00 pmSAN-BCN
21h 00m1 stop
$782United Airlines
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Thu, Aug 28 - Thu, Sep 11
United Airlines Logo
12:00 pm - 10:14 pmBCN-SAN
19h 14m2 stops
United Airlines Logo
9:55 pm - 11:55 amSAN-BCN
29h 00m2 stops
$783United Airlines
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Fri, Sep 5 - Mon, Dec 22
American Airlines Logo
12:20 pm - 8:20 pmBCN-SAN
17h 00m1 stop
American Airlines Logo
10:10 am - 10:30 amSAN-BCN
15h 20m1 stop
$789American Airlines
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Mon, Sep 15 - Mon, Sep 29
Lufthansa Logo
6:50 am - 10:28 pmBCN-SAN
24h 38m2 stops
Lufthansa Logo
2:11 pm - 7:45 pmSAN-BCN
20h 34m2 stops
$802Lufthansa
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Mon, Sep 1 - Tue, Sep 16

Lufthansa flights from Barcelona-El Prat Airport to San Diego

Our best Lufthansa deals on Barcelona-El Prat Airport to San Diego flight tickets
Lufthansa
Aug 29
BCN3:40 pmBarcelona-El Prat
32h 45m
1 stop
SAN3:25 pmSan Diego
Sep 11
SAN5:15 pmSan Diego
19h 25m
1 stop
BCN9:40 pmBarcelona-El Prat
$764
Find similar
Lufthansa
Sep 1
BCN6:50 amBarcelona-El Prat
24h 38m
2 stops
SAN10:28 pmSan Diego
Sep 16
SAN2:11 pmSan Diego
20h 34m
2 stops
BCN7:45 pmBarcelona-El Prat
$802
Find similar
Lufthansa
Aug 29
BCN1:50 pmBarcelona-El Prat
19h 25m
2 stops
SAN12:15 amSan Diego
Sep 11
SAN10:38 amSan Diego
18h 22m
1 stop
BCN2:00 pmBarcelona-El Prat
$819
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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
Aug 28
BCN3:15 pmBarcelona-El Prat
32h 48m
2 stops
SAN3:03 pmSan Diego
Sep 11
SAN8:00 amSan Diego
21h 00m
1 stop
BCN2:00 pmBarcelona-El Prat
$782
Find similar
United Airlines
Sep 5
BCN12:00 pmBarcelona-El Prat
19h 14m
2 stops
SAN10:14 pmSan Diego
Dec 22
SAN9:55 pmSan Diego
29h 00m
2 stops
BCN11:55 amBarcelona-El Prat
$783
Find similar
United Airlines
Aug 28
BCN3:15 pmBarcelona-El Prat
32h 48m
2 stops
SAN3:03 pmSan Diego
Sep 10
SAN8:11 pmSan Diego
26h 39m
2 stops
BCN7:50 amBarcelona-El Prat
$784
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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 August 2, 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

Tue 10/14

6:00 am-8:19 pm

2 stops23h 19m

San Diego

Wed 10/29

9:10 am-5:15 pm

2 stops24h 05m

$665

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 9/15

6:30 pm-10:50 am

1 stop25h 20m

San Diego

Mon 9/29

8:24 am-9:50 pm

2 stops28h 26m

$700

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 10/19

2:05 pm-11:00 pm

1 stop17h 55m

San Diego

Sat 10/25

12:18 pm-4:45 pm

1 stop19h 27m

$738

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 12/14

9:20 pm-4:10 pm

1 stop27h 50m

San Diego

Sun 1/11

3:03 pm-8:50 am

1 stop32h 47m

$763

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Fri 8/29

3:40 pm-3:25 pm

1 stop32h 45m

San Diego

Thu 9/11

5:15 pm-9:40 pm

1 stop19h 25m

$764

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Sun 12/14

9:20 pm-7:03 pm

2 stops30h 43m

San Diego

Sun 1/11

3:03 pm-8:50 am

1 stop32h 47m

$768

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Thu 8/28

3:15 pm-3:03 pm

2 stops32h 48m

San Diego

Thu 9/11

8:00 am-2:00 pm

1 stop21h 00m

$782

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Fri 9/5

12:00 pm-10:14 pm

2 stops19h 14m

San Diego

Mon 12/22

9:55 pm-11:55 am

2 stops29h 00m

$783

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 9/15

12:20 pm-8:20 pm

1 stop17h 00m

San Diego

Mon 9/29

10:10 am-10:30 am

1 stop15h 20m

$789

BarcelonaSan Diego

BCN - SAN

BCNSAN

Barcelona-El Prat

Mon 9/1

6:50 am-10:28 pm

2 stops24h 38m

San Diego

Tue 9/16

2:11 pm-7:45 pm

2 stops20h 34m

$802

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 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.

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 $832 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.

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

There are 1 cabin classes 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.

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

As of August 2025, prices for Barcelona-El Prat Airport to San Diego flights are approximately 15% 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

Best Price Found

$385

Fastest flight time

14h 40m

Direct flights

None

Airports in San Diego

1 airport
The best one-way flight to San Diego from Barcelona-El Prat Airport in the past 72 hours is $385. The best round-trip flight deal from Barcelona-El Prat Airport to San Diego found on momondo in the last 72 hours is $665.
The fastest flight from Barcelona-El Prat Airport to San Diego takes 14h 40m
There are no direct flights from Barcelona-El Prat Airport to San Diego. Popular non-direct route for this connection is Barcelona-El Prat Airport - San Diego Airport.
There is 1 airport near San Diego: San Diego (SAN)
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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 14h 40m.

  • 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
6.6
7,224 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
National City
La Mesa
Imperial Beach
San Ysidro
Poway
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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