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$293+ Cheap flights from Philadelphia (PHL) 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BUE
dic. 20 — dic. 271
sáb. 12/20
sáb. 12/27
1 adult, Economy
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Find flight deals from Philadelphia to Buenos Aires

Cheapest flights from Philadelphia to Buenos Aires
Explore the most affordable flight options available from Philadelphia to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
mar. 12/29:00 amPHL - EZE
1 stop17h 30mMultiple Airlines
vie. 12/122:40 amEZE - PHL
2 stops23h 56mMultiple Airlines
Deal found 11/20$673
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
mié. 12/39:48 amPHL - EZE
2 stops20h 11mMultiple Airlines
vie. 12/1211:00 amEZE - PHL
1 stop13h 57mMultiple Airlines
Deal found 11/19$690
This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
jue. 12/411:07 amPHL - EZE
1 stop30h 08mMultiple Airlines
lun. 12/85:16 amEZE - PHL
2 stops35h 28mMultiple Airlines
Deal found 11/20$708
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
lun. 12/14:54 pmPHL - EZE
1 stop14h 41mMultiple Airlines
lun. 12/81:40 amEZE - PHL
2 stops22h 56mMultiple Airlines
Deal found 11/18$714
This Kiwi.com deal was found by Cheapflights users on 11/17. 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.
sáb. 12/68:02 pmPHL - EZE
2 stops31h 48mMultiple Airlines
dom. 12/1411:00 amEZE - PHL
1 stop31h 38mMultiple Airlines
Deal found 11/17$724
This Kiwi.com deal was found by Cheapflights users on 11/18. 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.
mié. 12/315:17 amPHL - EZE
1 stop21h 13mMultiple Airlines
vie. 3/278:00 amEZE - PHL
2 stops33h 52mMultiple Airlines
Deal found 11/18$786
This Avianca Connect deal was found by Cheapflights users on 11/20. 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 Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/45:30 amPHL - AEP
2 stops22h 10mMultiple Airlines
lun. 12/87:00 amAEP - PHL
2 stops17h 09mMultiple Airlines
Deal found 11/20$946
This Mytrip deal was found by Cheapflights users on 11/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/36:00 amPHL - AEP
3 stops21h 40mMultiple Airlines
vie. 12/127:00 amAEP - PHL
3 stops30h 17mMultiple Airlines
Deal found 11/19$985
This Avianca Connect deal was found by Cheapflights users on 11/19. 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 Connect is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/206:15 amPHL - AEP
2 stops21h 25mMultiple Airlines
jue. 11/277:00 amAEP - PHL
2 stops27h 53mMultiple Airlines
Deal found 11/19$1,018
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/25:25 amPHL - AEP
3 stops22h 15mMultiple Airlines
sáb. 12/135:10 pmAEP - PHL
3 stops21h 19mMultiple Airlines
Deal found 11/20$1,102
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/295:25 amPHL - AEP
3 stops37h 35mMultiple Airlines
sáb. 12/1312:45 pmAEP - PHL
2 stops28h 05mMultiple Airlines
Deal found 11/20$1,134

Cheap flight deals from Philadelphia to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Buenos Aires (BUE). 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 noviembre 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$673
(Kiwi.com)

One-way from

$293
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,364
Provider with most accurate pricing for Philadelphia-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Buenos Aires (BUE) flights.
Search Deals
From Philadelphia to Buenos Aires (BUE)
Search Deals
One-way flight from Philadelphia to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 noviembre 20, 2025.
Use the filters below to find and compare flights from Philadelphia to Buenos Aires that are best for you.

Fly from

Philadelphia

Fly to

Buenos Aires

Route

Depart

Return

Price

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

mié. 12/3

9:48 am-7:59 am

2 stops20h 11m

Buenos Aires Ministro Pistarini

vie. 12/12

11:00 am-10:57 pm

1 stop13h 57m

$690

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

sáb. 1/17

9:52 am-10:20 pm

3 stops34h 28m

Buenos Aires Jorge Newbery

sáb. 1/31

9:50 am-4:49 pm

3 stops32h 59m

$832

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

lun. 1/5

5:17 am-7:30 am

2 stops24h 13m

Buenos Aires Jorge Newbery

mié. 1/21

8:50 am-7:51 pm

3 stops37h 01m

$849

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

mié. 1/21

3:30 pm-3:10 pm

3 stops45h 40m

Buenos Aires Ministro Pistarini

mié. 2/11

4:45 pm-2:50 pm

2 stops24h 05m

$855

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

jue. 2/12

3:30 pm-3:10 pm

3 stops45h 40m

Buenos Aires Ministro Pistarini

dom. 3/1

4:45 pm-2:47 pm

2 stops24h 02m

$855

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

jue. 12/4

5:30 am-5:50 am

2 stops22h 20m

Buenos Aires Ministro Pistarini

lun. 12/8

7:30 am-10:09 pm

2 stops16h 39m

$902

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

mar. 2/3

6:00 am-8:40 pm

3 stops36h 40m

Buenos Aires Jorge Newbery

mar. 2/17

10:10 pm-7:51 pm

3 stops47h 41m

$904

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

mar. 12/2

8:54 pm-5:10 am

3 stops30h 16m

Buenos Aires Ministro Pistarini

sáb. 12/13

11:00 am-5:17 pm

1 stop32h 17m

$921

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

jue. 12/4

5:30 am-5:40 am

2 stops22h 10m

Buenos Aires Jorge Newbery

lun. 12/8

7:00 am-10:09 pm

2 stops17h 09m

$946

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

jue. 3/12

5:16 pm-11:20 pm

3 stops29h 04m

Buenos Aires Jorge Newbery

vie. 3/20

5:45 am-4:52 pm

3 stops36h 07m

$951

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 29 results
1
2
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Compare providers for flights from Philadelphia to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Buenos Aires in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Buenos Aires flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Buenos Aires flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Philadelphia-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Buenos Aires flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Philadelphia 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 Philadelphia to Buenos Aires

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

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Buenos Aires (average of $632). Flying from Philadelphia to Buenos Aires in January is currently the most expensive (average of $801). 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 PHL to BUE?

Find hourly flight availability from Philadelphia 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 noviembre 20, 2025.

When flying from Philadelphia to Buenos Aires, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 17% versus a flight in the afternoon.

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 noviembre 20, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Philadelphia to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,002 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 airport do you fly from for flights from Philadelphia to Buenos Aires?

    Located just 7.0 mi from the city center, Philadelphia is the airport most travelers will use when flying to Buenos Aires from Philadelphia. Booking flights from Philadelphia (PHL) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 2 different airlines.

  • How long is the flight from Philadelphia to Buenos Aires?

    For as low as $855, Air Canada can have you in Buenos Aires from Philadelphia in 45h 40m. There are 5266 mi between Philadelphia and Buenos Aires.

  • What are the cheapest airlines flying from Philadelphia to Buenos Aires round-trip?

    Flying on Delta is currently your cheapest option to Buenos Aires, with prices starting at $1,055. Another option worth looking into is American Airlines, starting at $1,205 round trip. Delta is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Buenos Aires?

    Currently, August is the cheapest month in which you can book a flight from Philadelphia to Buenos Aires (average of $632). Flying from Philadelphia to Buenos Aires in January is currently the most expensive (average of $801). 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

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Alternative routes for Philadelphia to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Philadelphia to Buenos Aires

Discover the top 2 airlines that operate flights from Philadelphia 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 noviembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$1,055Average$1,655FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,205Average$1,499FlexibilityNo cancel feeOn-time71%

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