$375+ Cheap flights from Luis Munoz Marin Intl (SJU) to Barcelona-El Prat (BCN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Luis Munoz Marin Intl to Barcelona-El Prat with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Barcelona-El Prat are usually found in February or August, booked 89 days in advance, depart on a Tuesday or Wednesday and return on a Thursday
Cheap flight deals from Luis Munoz Marin Intl to Barcelona-El Prat
Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Barcelona-El Prat (BCN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.
Round-trip from | $420 (Finnair) |
|---|---|
One-way from | $375 (Delta) |
Popular in | June |
Cheapest in | February |
Average price | $731 |
Find flight deals from Luis Munoz Marin Intl to Barcelona-El Prat
Cheapest flights from Luis Munoz Marin Intl to Barcelona-El PratExplore the most affordable flight options available from Luis Munoz Marin Intl to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.
Explore the most affordable flight options available from Luis Munoz Marin Intl to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.
This Finnair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Finnair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Finnair deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport 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
Tue 11/18
6:00 am-7:05 am
1 stop20h 05m
Barcelona-El Prat
Wed 11/26
11:00 am-12:44 am
1 stop18h 44m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Sat 9/27
4:55 pm-8:20 am
1 stop33h 25m
Barcelona-El Prat
Tue 10/7
11:15 am-2:44 pm
2 stops33h 29m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Tue 11/18
4:52 pm-1:10 pm
1 stop15h 18m
Barcelona-El Prat
Tue 12/2
6:45 am-10:22 pm
2 stops20h 37m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Sun 11/2
8:30 am-9:35 am
2 stops20h 05m
Barcelona-El Prat
Tue 11/11
6:45 am-10:22 pm
2 stops20h 37m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Mon 10/20
1:30 pm-9:00 am
1 stop13h 30m
Barcelona-El Prat
Tue 10/28
6:45 am-9:22 pm
2 stops43h 37m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Mon 11/3
4:52 pm-5:35 pm
2 stops19h 43m
Barcelona-El Prat
Thu 11/13
6:45 am-9:00 pm
2 stops19h 15m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Mon 10/27
1:20 pm-9:00 am
1 stop14h 40m
Barcelona-El Prat
Thu 11/13
10:30 am-10:22 pm
1 stop16h 52m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Wed 11/12
4:52 pm-5:35 pm
2 stops19h 43m
Barcelona-El Prat
Fri 11/21
10:30 am-10:22 pm
1 stop16h 52m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Tue 9/30
7:30 am-6:00 am
2 stops16h 30m
San JuanBarcelona
SJU - BCN
SJUBCN
San Juan Luis Munoz Marin Intl
Sun 11/2
5:00 am-8:00 am
2 stops22h 00m
Best time to book a flight from Luis Munoz Marin Intl to Barcelona-El Prat
Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from Luis Munoz Marin Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport
How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
The best time to book flights from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport (average of $523). Flying from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,061). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SJU to BCN?
A simple way to save on the total cost of your ticket is to fly from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
What’s the top layover airport for flights from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
Madrid (MAD) – chosen by Cheapflights users on 67% of 1-stop itineraries from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport on Cheapflights.
What’s the fastest layover option from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
Flights via Madrid (MAD) have the shortest average one-way travel time for 1-stop routes: 13h 50m.
What’s the fastest layover option from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
Flights via Madrid (MAD) have the shortest average one-way travel time for 1-stop routes: 13h 50m.
Which airport typically offers the quickest layover for flights from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport?
Flights via New York (JFK) offer the fastest connection on this route, with an average layover time of 3h 21m.
Reviews of airlines servicing Barcelona-El Prat
Get insights into the airlines that provide service to Barcelona-El Prat. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona-El Prat. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from San Juan Luis Munoz Marin Intl Airport to Barcelona-El Prat Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Comfort
Entertainment
Overall
Boarding
Crew
Reviews
Jose A,Sep 2023
SJU - JFK
Food
Comfort
Entertainment
Overall
Boarding
Crew
Reviews
Jose A,Sep 2023
SJU - JFK
Food
Comfort
Entertainment
Overall
Boarding
Crew
Reviews
Jose A,Sep 2023
SJU - JFK
Food
Comfort
Entertainment
Overall
Boarding
Crew
Reviews
Jose A,Sep 2023
SJU - JFK
Food
Comfort
Entertainment
Overall
Boarding
Crew
Reviews
Jose A,Sep 2023
SJU - JFK
Food
Comfort
Entertainment
Overall
Boarding
Crew
Reviews
Jose A,Sep 2023
SJU - JFK
Related info for your journey
Find useful and relevant information for your journey from Luis Munoz Marin Intl to Barcelona-El Prat. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Barcelona-El Prat
Explore flights to Barcelona-El Prat departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 16, 2025.
Top 9 airlines flying from Luis Munoz Marin Intl to Barcelona-El Prat
Discover the top 9 airlines that operate flights from Luis Munoz Marin Intl to Barcelona-El Prat. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$418 | Average$888 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$430 | Average$772 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$460 | Average$720 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$460 | Average$632 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$460 | Average$759 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$538 | Average$1,000 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$560 | Average$779 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$571 | Average$947 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$809 | Average$989 | FlexibilityNo cancel fee | On-time71% |