HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buenos Aires

$249+ Cheap flights from Puerto Rico to Buenos Aires (BUE)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — BUE
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Buenos Aires 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.

Cheap flight deals from Puerto Rico to Buenos Aires

Keep the following information in mind while searching for Puerto Rico to Buenos Aires flight deals. Data was last updated May 1, 2025.

Round-trip from

$599
(Priceline)

One-way from

$249
(Avianca)

Popular in

July

Cheapest in

August

Average price

$671
From Puerto Rico to Buenos Aires (BUE)
Search Deals
One-way flight from Puerto Rico to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($37 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Puerto Rico to Buenos Aires

Cheapest flights from Puerto Rico to Buenos Aires
Explore the most affordable flight options available from Puerto Rico to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Priceline deal was found by Cheapflights users on 4/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/231:15 pmSJU - EZE
1 stop9h 55mAvianca
Mon 9/15:55 amEZE - SJU
3 stops31h 00mAvianca
Deal found 4/30$599
This Avianca deal was found by Cheapflights users on 5/1. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:15 pmSJU - AEP
1 stop10h 25mAvianca
Fri 7/257:00 amAEP - SJU
1 stop10h 50mAvianca
Deal found 5/1$615
This Copa Airlines deal was found by Cheapflights users on 4/30. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/185:32 amSJU - EZE
1 stop18h 12mCopa Airlines
Wed 8/275:03 amEZE - SJU
1 stop18h 17mCopa Airlines
Deal found 4/30$616
This Booking.com deal was found by Cheapflights users on 4/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/62:10 pmSJU - EZE
2 stops14h 25mMultiple Airlines
Mon 6/98:30 pmEZE - SJU
1 stop19h 01mMultiple Airlines
Deal found 4/30$632
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 5/207:00 amSJU - EZE
1 stop24h 00mUnited Airlines
Mon 5/269:00 pmEZE - SJU
2 stops51h 54mUnited Airlines
Deal found 4/30$659
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/306:15 pmSJU - AEP
1 stop10h 25mMultiple Airlines
Fri 6/610:40 amAEP - SJU
2 stops26h 15mMultiple Airlines
Deal found 4/30$731
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/273:35 pmSJU - EZE
1 stop14h 40mAmerican Airlines
Wed 6/410:30 pmEZE - SJU
2 stops26h 38mAmerican Airlines
Deal found 4/30$797
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/52:15 pmSJU - EZE
2 stops18h 30mDelta
Tue 9/168:10 pmEZE - SJU
2 stops21h 08mDelta
Deal found 4/30$877
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/53:34 pmSJU - AEP
2 stops20h 46mDelta
Sat 5/103:15 pmAEP - SJU
2 stops23h 01mDelta
Deal found 4/30$1,868

Cheapflights Fare Finder

Customize your flight search to find flights from Puerto Rico to Buenos Aires 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, Cheapflights users made 2,558,603 searches. Data last updated May 1, 2025.
Use the filters below to find and compare flights from Puerto Rico to Buenos Aires that are best for you.

Fly from

Puerto Rico

Fly to

Buenos Aires

Route

Depart

Return

Price

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Sat 8/23

1:15 pm-12:10 am

1 stop9h 55m

Buenos Aires Ministro Pistarini

Mon 9/1

5:55 am-11:55 am

3 stops31h 00m

$599

San JuanBuenos Aires

SJU - AEP

SJUAEP

San Juan Luis Munoz Marin Intl

Fri 7/4

6:15 pm-5:40 am

1 stop10h 25m

Buenos Aires Jorge Newbery

Fri 7/25

7:00 am-4:50 pm

1 stop10h 50m

$615

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Mon 8/18

5:32 am-12:44 am

1 stop18h 12m

Buenos Aires Ministro Pistarini

Wed 8/27

5:03 am-10:20 pm

1 stop18h 17m

$616

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Fri 6/6

2:10 pm-5:35 am

2 stops14h 25m

Buenos Aires Ministro Pistarini

Mon 6/9

8:30 pm-2:31 pm

1 stop19h 01m

$632

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Tue 5/20

7:00 am-8:00 am

1 stop24h 00m

Buenos Aires Ministro Pistarini

Mon 5/26

9:00 pm-11:54 pm

2 stops51h 54m

$659

San JuanBuenos Aires

SJU - AEP

SJUAEP

San Juan Luis Munoz Marin Intl

Fri 5/30

6:15 pm-5:40 am

1 stop10h 25m

Buenos Aires Jorge Newbery

Fri 6/6

10:40 am-11:55 am

2 stops26h 15m

$731

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Tue 5/27

3:35 pm-7:15 am

1 stop14h 40m

Buenos Aires Ministro Pistarini

Wed 6/4

10:30 pm-12:08 am

2 stops26h 38m

$797

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Fri 9/5

2:15 pm-9:45 am

2 stops18h 30m

Buenos Aires Ministro Pistarini

Tue 9/16

8:10 pm-4:18 pm

2 stops21h 08m

$877

San JuanBuenos Aires

SJU - AEP

SJUAEP

San Juan Luis Munoz Marin Intl

Fri 5/30

5:43 pm-2:30 pm

2 stops19h 47m

Buenos Aires Jorge Newbery

Sun 6/8

1:50 pm-12:06 pm

2 stops23h 16m

$1,868

San JuanBuenos Aires

SJU - EZE

SJUEZE

San Juan Luis Munoz Marin Intl

Wed 8/27

6:15 pm-5:45 am

1 stop10h 30m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 17 results
1
2

Best time to book a flight from Puerto Rico to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Puerto Rico with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Puerto Rico to Buenos Aires

What is the cheapest month to book a flight from Puerto Rico to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from Puerto Rico to Buenos Aires (average of $795). Flying from Puerto Rico to Buenos Aires in December is currently the most expensive (average of $1,260). 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 PR to BUE?

Find hourly flight availability from Puerto Rico to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Buenos Aires as you normally would.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. 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 Buenos Aires. Reviews last updated May 1, 2025.
Read through reviews of airlines operating flights from Puerto Rico to Buenos Aires, such as Delta, Copa Airlines and United Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Copa Airlines
7.5
Good
1,415 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Air Canada
7.0
Good
9,254 reviews
Delta
8.0
Very good
7,934 reviews

Comfort

7.9

Food

7.3

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Puerto Rico to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Puerto Rico to Buenos Aires one-way?

    The cheapest airlines for a one-way flight from Puerto Rico to Buenos Aires are Avianca ($249), Copa Airlines ($290), and United Airlines ($293).

  • Can I find deals for flights from Puerto Rico to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Puerto Rico to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Puerto Rico to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Puerto Rico to Buenos Aires.

  • Can I find deals for business class flights from Puerto Rico to Buenos Aires?

    Yes. Cheapflights offers flight deals from Puerto Rico to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Puerto Rico to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Puerto Rico to Buenos Aires (average of $795). Flying from Puerto Rico to Buenos Aires in December is currently the most expensive (average of $1,260). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Puerto Rico to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Ministro Pistarini flights
Santo Domingo to Ministro Pistarini flights
Punta Cana to Ministro Pistarini flights

Top 3 airlines flying from Puerto Rico to Buenos Aires

Discover the top 3 airlines that operate flights from Puerto Rico to Buenos Aires. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$508Average$933FlexibilityNo cancel feeOn-time70%
AviancaCheapest$547Average$722FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$588Average$1,222FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Privacy Preferences©2025 Cheapflights