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Cheap flights from San Juan to Barcelona from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan to Barcelona departing on 3/7. 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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0 bags

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Cheap round-trip flights

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United Airlines Logo
8:30 am - 8:20 amSJU-BCN
18h 50m1 stop
United Airlines Logo
10:30 am - 10:22 pmBCN-SJU
16h 52m1 stop
$431United Airlines
Find Deal
ث, نوفمبر 18 - ر, نوفمبر 26
United Airlines Logo
2:05 am - 9:35 amSJU-BCN
26h 30m2 stops
United Airlines Logo
6:50 am - 10:22 pmBCN-SJU
20h 32m2 stops
$433United Airlines
Find Deal
خ, فبراير 5 - خ, فبراير 12
United Airlines Logo
8:10 am - 8:20 amSJU-BCN
19h 10m2 stops
United Airlines Logo
10:30 am - 2:40 pmBCN-SJU
33h 10m2 stops
$435United Airlines
Find Deal
ث, نوفمبر 18 - ث, نوفمبر 25
United Airlines Logo
2:05 am - 9:35 amSJU-BCN
26h 30m2 stops
United Airlines Logo
6:35 am - 9:00 pmBCN-SJU
19h 25m2 stops
$436United Airlines
Find Deal
خ, فبراير 5 - ن, فبراير 16
United Airlines Logo
8:10 am - 5:35 pmSJU-BCN
28h 25m2 stops
United Airlines Logo
10:30 am - 10:22 pmBCN-SJU
16h 52m1 stop
$437United Airlines
Find Deal
ث, نوفمبر 18 - ث, نوفمبر 25
United Airlines Logo
8:35 am - 5:35 pmSJU-BCN
28h 00m2 stops
United Airlines Logo
1:35 pm - 9:00 pmBCN-SJU
36h 25m2 stops
$438United Airlines
Find Deal
س, فبراير 7 - ث, فبراير 17
United Airlines Logo
8:10 am - 5:35 pmSJU-BCN
28h 25m2 stops
United Airlines Logo
6:50 am - 12:36 amBCN-SJU
22h 46m2 stops
$439United Airlines
Find Deal
ث, نوفمبر 18 - ث, نوفمبر 25
United Airlines Logo
4:52 pm - 5:35 pmSJU-BCN
19h 43m2 stops
United Airlines Logo
1:50 pm - 10:22 pmBCN-SJU
37h 32m2 stops
$440United Airlines
Find Deal
ج, فبراير 6 - ج, فبراير 13
Lufthansa Logo
2:15 pm - 5:35 pmSJU-BCN
22h 20m2 stops
Lufthansa Logo
9:55 am - 12:36 amBCN-SJU
19h 41m2 stops
$465Lufthansa
Find Deal
ر, يناير 14 - س, يناير 24
Multiple Airlines Logo
8:40 am - 1:20 pmSJU-BCN
23h 40m1 stop
Multiple Airlines Logo
6:35 pm - 4:13 pmBCN-SJU
26h 38m1 stop
$473Multiple Airlines
Find Deal
س, فبراير 7 - ح, فبراير 8

United Airlines flights from San Juan to Barcelona-El Prat Airport

Our best United Airlines deals on San Juan to Barcelona-El Prat Airport flight tickets
United Airlines
Nov 18
SJU8:30 amSan Juan Luis Munoz Marin Intl
18h 50m
1 stop
BCN8:20 amBarcelona-El Prat
Nov 26
BCN10:30 amBarcelona-El Prat
16h 52m
1 stop
SJU10:22 pmSan Juan Luis Munoz Marin Intl
$431
Find similar
United Airlines
Feb 5
SJU2:05 amSan Juan Luis Munoz Marin Intl
26h 30m
2 stops
BCN9:35 amBarcelona-El Prat
Feb 12
BCN6:50 amBarcelona-El Prat
20h 32m
2 stops
SJU10:22 pmSan Juan Luis Munoz Marin Intl
$433
Find similar
United Airlines
Nov 18
SJU8:10 amSan Juan Luis Munoz Marin Intl
19h 10m
2 stops
BCN8:20 amBarcelona-El Prat
Nov 25
BCN10:30 amBarcelona-El Prat
33h 10m
2 stops
SJU2:40 pmSan Juan Luis Munoz Marin Intl
$435
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan to Barcelona-El Prat Airport 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 نوفمبر 4, 2025.
Use the filters below to find and compare flights from San Juan to Barcelona-El Prat Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

ث 11/18

8:30 am-8:20 am

1 stop18h 50m

Barcelona-El Prat

ر 11/26

10:30 am-10:22 pm

1 stop16h 52m

$431

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

خ 2/5

2:05 am-9:35 am

2 stops26h 30m

Barcelona-El Prat

خ 2/12

6:50 am-10:22 pm

2 stops20h 32m

$433

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

ث 11/18

8:10 am-8:20 am

2 stops19h 10m

Barcelona-El Prat

ث 11/25

10:30 am-2:40 pm

2 stops33h 10m

$435

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

خ 2/5

2:05 am-9:35 am

2 stops26h 30m

Barcelona-El Prat

ن 2/16

6:35 am-9:00 pm

2 stops19h 25m

$436

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

ث 11/18

8:10 am-5:35 pm

2 stops28h 25m

Barcelona-El Prat

ث 11/25

10:30 am-10:22 pm

1 stop16h 52m

$437

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

س 2/7

8:35 am-5:35 pm

2 stops28h 00m

Barcelona-El Prat

ث 2/17

1:35 pm-9:00 pm

2 stops36h 25m

$438

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

ث 11/18

8:10 am-5:35 pm

2 stops28h 25m

Barcelona-El Prat

ث 11/25

6:50 am-12:36 am

2 stops22h 46m

$439

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

ج 2/6

4:52 pm-5:35 pm

2 stops19h 43m

Barcelona-El Prat

ج 2/13

1:50 pm-10:22 pm

2 stops37h 32m

$440

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

ر 1/14

2:15 pm-5:35 pm

2 stops22h 20m

Barcelona-El Prat

س 1/24

9:55 am-12:36 am

2 stops19h 41m

$465

San JuanBarcelona

SJU - BCN

SJUBCN

San Juan Luis Munoz Marin Intl

س 2/7

8:40 am-1:20 pm

1 stop23h 40m

Barcelona-El Prat

ح 2/8

6:35 pm-4:13 pm

1 stop26h 38m

$473

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Juan to Barcelona-El Prat Airport

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 Barcelona-El Prat Airport?

The cheapest month to fly to Barcelona-El Prat Airport from San Juan is in February. Flight prices, which tend to average around $589, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Barcelona-El Prat Airport from San Juan during August instead. Flights to Barcelona-El Prat Airport in August, while not as cheap as those in February, still average around $615.

What is the cheapest day to depart on your flight to Barcelona-El Prat Airport?

The cheapest day to depart on your flight to Barcelona-El Prat Airport is on a Tuesday when prices can be found for as low as $672. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,053. These prices are subject to change though, so be sure to set up a Price Alert for flights to Barcelona-El Prat Airport.

What is the cheapest time of day to depart on your flight to Barcelona-El Prat Airport?

Flying to Barcelona-El Prat Airport from San Juan in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $773 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $916 on average. Flights to Barcelona-El Prat Airport from San Juan in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona-El Prat Airport?

You are more likely to see cheaper flights to Barcelona-El Prat Airport from San Juan when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona-El Prat Airport for around $785 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona-El Prat Airport from San Juan for as low as $710 on momondo.

Cheap San Juan to Barcelona-El Prat Airport flight deals and tips

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

Direct flights

None
There are no direct flights from San Juan to Barcelona-El Prat Airport. There are no popular flight routes from San Juan to Barcelona-El Prat Airport.
Search flight deals

  • How far is San Juan to Barcelona-El Prat by plane?

    San Juan and Barcelona-El Prat are 4261.5 mi apart from one another. In terms of flight time, this usually takes a little over 13h 20m.

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

    Prices for flights from San Juan to Barcelona-El Prat Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Juan to Barcelona-El Prat Airport.

  • What documentation or ID do you need to fly to Barcelona-El Prat Airport?

    The travel and health documents you'll need for your trip to Barcelona-El Prat Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Barcelona-El Prat Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Compare and see reviews for airlines that fly from San Juan to Barcelona-El Prat Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $418Free CancellationRating
7.9
8,003 reviews
Search Delta flights
United AirlinesPriceFrom $430Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
KLMPriceFrom $460Free CancellationRating
7.7
1,405 reviews
Search KLM flights
British AirwaysPriceFrom $487Free CancellationRating
6.7
7,496 reviews
Search British Airways flights
Virgin AtlanticPriceFrom $560Free CancellationRating
7.5
671 reviews
Search Virgin Atlantic flights
American AirlinesPriceFrom $568Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
IberiaPriceFrom $569Free CancellationRating
7.0
3,006 reviews
Search Iberia flights
AviancaPriceFrom $725Free CancellationRating
6.6
2,470 reviews
Search Avianca flights

Traveling to a place near Barcelona?

Book flights to Barcelona if you plan to visit one of these locations
Lloret de Mar
Sitges
Salou
Tossa de Mar
Castelldefels
El Prat de Llobregat
L'Hospitalet de Llobregat
Tarragona
Santa Susanna
Cambrils
Cadaques
Empuriabrava
Pineda de Mar
Roses
Badalona
Calella
Pals
Palafrugell
Tortosa
La Pineda

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to Barcelona from San Juan with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from San Juan.

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

Of course. momondo tracks the price of San Juan to Barcelona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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