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$292+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BUE
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
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 November 6, 2025.

This Mytrip deal was found by Cheapflights users on 11/5. 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.
Sun 11/166:00 amPHL - EZE
3 stops21h 10mMultiple Airlines
Thu 11/202:40 amEZE - PHL
3 stops23h 06mMultiple Airlines
Deal found 11/5$682
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Wed 12/38:54 pmPHL - EZE
3 stops29h 56mMultiple Airlines
Tue 12/92:40 amEZE - PHL
3 stops22h 36mMultiple Airlines
Deal found 11/5$693
This Mytrip deal was found by Cheapflights users on 11/6. 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.
Mon 11/176:00 amPHL - EZE
3 stops21h 10mMultiple Airlines
Wed 12/37:30 amEZE - PHL
2 stops35h 47mMultiple Airlines
Deal found 11/6$705
This Avianca Connect deal was found by Cheapflights users on 11/5. 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.
Tue 12/29:48 amPHL - EZE
2 stops18h 02mMultiple Airlines
Wed 12/102:40 amEZE - PHL
2 stops21h 29mMultiple Airlines
Deal found 11/5$707
This Mytrip deal was found by Cheapflights users on 11/6. 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.
Mon 11/176:00 amPHL - AEP
3 stops23h 55mMultiple Airlines
Wed 12/312:50 pmAEP - PHL
3 stops30h 27mMultiple Airlines
Deal found 11/6$741
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Thu 12/411:07 amPHL - EZE
1 stop20h 28mMultiple Airlines
Thu 12/117:30 amEZE - PHL
2 stops23h 34mMultiple Airlines
Deal found 11/4$743
This Avianca Connect deal was found by Cheapflights users on 11/5. 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.
Tue 12/25:25 amPHL - AEP
2 stops22h 15mMultiple Airlines
Thu 12/117:00 amAEP - PHL
2 stops17h 09mMultiple Airlines
Deal found 11/5$811
This Mytrip deal was found by Cheapflights users on 11/5. 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.
Sun 11/1610:25 amPHL - AEP
3 stops43h 05mMultiple Airlines
Fri 11/218:25 pmAEP - PHL
3 stops29h 21mMultiple Airlines
Deal found 11/5$823
This KAYAK deal was found by Cheapflights users on 11/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/410:32 amPHL - AEP
2 stops19h 23mLATAM Airlines
Thu 12/113:40 pmAEP - PHL
2 stops19h 47mLATAM Airlines
Deal found 11/5$956
This KAYAK deal was found by Cheapflights users on 11/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1511:09 amPHL - AEP
2 stops18h 46mLATAM Airlines
Tue 11/252:55 pmAEP - PHL
2 stops23h 45mLATAM Airlines
Deal found 11/5$998
This FlightHub deal was found by Cheapflights users on 11/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/32:24 pmPHL - AEP
2 stops17h 16mLATAM Airlines
Wed 12/106:20 pmAEP - PHL
2 stops19h 12mLATAM Airlines
Deal found 11/5$1,051
This Ovago deal was found by Cheapflights users on 11/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/254:58 pmPHL - AEP
2 stops23h 42mLATAM Airlines
Sun 11/305:15 pmAEP - PHL
2 stops33h 36mLATAM Airlines
Deal found 11/6$1,165

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 November 6, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$682
(Mytrip)

One-way from

$292
(Kiwi.com)

Popular in

December

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. 1% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 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 November 6, 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

Tue 12/2

9:48 am-5:50 am

2 stops18h 02m

Buenos Aires Ministro Pistarini

Wed 12/10

2:40 am-10:09 pm

2 stops21h 29m

$707

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Tue 12/2

5:25 am-5:40 am

2 stops22h 15m

Buenos Aires Jorge Newbery

Thu 12/11

7:00 am-10:09 pm

2 stops17h 09m

$811

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Thu 12/4

10:22 am-5:50 am

2 stops17h 28m

Buenos Aires Ministro Pistarini

Wed 12/10

2:40 am-10:09 pm

2 stops21h 29m

$819

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Mon 2/2

8:00 am-6:40 pm

3 stops32h 40m

Buenos Aires Jorge Newbery

Fri 2/27

8:00 pm-8:50 pm

3 stops26h 50m

$879

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Thu 1/15

8:00 am-8:40 pm

3 stops34h 40m

Buenos Aires Jorge Newbery

Sun 1/25

10:30 am-4:52 pm

3 stops32h 22m

$893

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Thu 2/5

6:00 am-11:20 am

3 stops27h 20m

Buenos Aires Jorge Newbery

Tue 2/17

10:10 pm-11:50 pm

3 stops27h 40m

$902

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Wed 1/14

6:00 am-3:40 am

3 stops43h 40m

Buenos Aires Jorge Newbery

Sat 1/24

9:50 am-4:52 pm

3 stops33h 02m

$909

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Sun 11/16

6:15 am-5:40 am

2 stops21h 25m

Buenos Aires Jorge Newbery

Fri 11/21

7:00 am-8:53 am

2 stops27h 53m

$925

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Sun 1/11

5:50 pm-9:20 am

1 stop37h 30m

Buenos Aires Ministro Pistarini

Mon 1/26

11:55 pm-10:59 pm

1 stop25h 04m

$927

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 1/12

12:11 pm-9:00 am

1 stop18h 49m

Buenos Aires Ministro Pistarini

Wed 1/21

8:55 pm-1:25 pm

1 stop18h 30m

$956

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 35 results
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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
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
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 $838). 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 November 6, 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 November 6, 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
8,001 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Entertainment

7.9

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
8,001 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Entertainment

7.9

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
11,040 reviews
Delta
7.9
Good
8,001 reviews

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

7.9

Crew

8.5

Entertainment

7.9

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 $927, United Airlines can have you in Buenos Aires from Philadelphia in 37h 30m. 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 30% 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 $838). 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 November 6, 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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