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$808+ Cheap flights from Philadelphia (PHL) to Buenos Aires (BUE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — BUE
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$808
(Mytrip)

Popular in

January

Cheapest in

November

Average price

$1,493
Provider with most accurate pricing for Philadelphia-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Buenos Aires (BUE) flights.
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From Philadelphia to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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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 March 28, 2025.

This Mytrip deal was found by Cheapflights users on 3/26. 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.
Fri 4/254:28 pmPHL - AEP
3 stops34h 12mMultiple Airlines
Fri 5/24:55 amAEP - PHL
2 stops35h 45mMultiple Airlines
Deal found 3/26$808
This Mytrip deal was found by Cheapflights users on 3/27. 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 5/77:00 amPHL - EZE
2 stops31h 20mMultiple Airlines
Tue 5/137:30 amEZE - PHL
3 stops40h 13mMultiple Airlines
Deal found 3/27$837
This Air Canada deal was found by Cheapflights users on 3/27. 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.
Sun 5/259:45 amPHL - EZE
2 stops27h 45mAir Canada
Mon 6/24:35 pmEZE - PHL
3 stops46h 58mAir Canada
Deal found 3/27$917
This Copa Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 11/1910:10 amPHL - EZE
2 stops18h 43mCopa Airlines
Tue 12/22:32 pmEZE - PHL
2 stops20h 52mCopa Airlines
Deal found 3/27$932
This Delta deal was found by Cheapflights users on 3/27. 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.
Wed 11/194:00 pmPHL - EZE
1 stop15h 00mDelta
Mon 12/110:50 pmEZE - PHL
1 stop14h 56mDelta
Deal found 3/27$1,105
This LATAM Airlines deal was found by Cheapflights users on 3/26. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:15 pmPHL - AEP
2 stops20h 45mLATAM Airlines
Wed 9/102:55 pmAEP - PHL
2 stops22h 44mLATAM Airlines
Deal found 3/26$1,105
This Gurufare deal was found by Cheapflights users on 3/26. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/64:00 pmPHL - AEP
2 stops20h 00mGOL
Sat 5/103:40 amAEP - PHL
2 stops21h 11mGOL
Deal found 3/26$1,109
This Avianca deal was found by Cheapflights users on 3/27. 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.
Wed 5/286:15 amPHL - EZE
2 stops32h 05mAvianca
Thu 6/54:45 pmEZE - PHL
2 stops17h 54mAvianca
Deal found 3/27$1,143
This Ovago deal was found by Cheapflights users on 3/27. 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.
Sat 5/33:10 pmPHL - AEP
2 stops37h 30mAvianca
Thu 5/87:00 amAEP - PHL
2 stops32h 05mAvianca
Deal found 3/27$1,206
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 7/175:35 pmPHL - EZE
1 stop13h 00mAmerican Airlines
Mon 8/48:30 pmEZE - PHL
1 stop15h 53mAmerican Airlines
Deal found 3/27$1,255
This Gurufare deal was found by Cheapflights users on 3/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:45 pmPHL - EZE
2 stops20h 35mGOL
Sat 11/293:15 amEZE - PHL
2 stops20h 03mGOL
Deal found 3/27$1,392
This Priceline deal was found by Cheapflights users on 3/27. 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 7/266:15 pmPHL - EZE
2 stops31h 15mLATAM Airlines
Thu 8/712:58 pmEZE - PHL
2 stops23h 48mLATAM Airlines
Deal found 3/27$1,403

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 March 28, 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 - AEP

PHLAEP

Philadelphia

Fri 4/25

4:28 pm-3:40 am

3 stops34h 12m

Buenos Aires Jorge Newbery

Fri 5/2

4:55 am-3:40 pm

2 stops35h 45m

$808

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 5/7

7:00 am-3:20 pm

2 stops31h 20m

Buenos Aires Ministro Pistarini

Tue 5/13

7:30 am-10:43 pm

3 stops40h 13m

$837

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Sun 5/25

3:20 pm-2:30 pm

2 stops22h 10m

Buenos Aires Ministro Pistarini

Mon 6/9

4:35 pm-10:21 pm

2 stops30h 46m

$911

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 9/3

10:15 am-8:16 am

2 stops21h 01m

Buenos Aires Ministro Pistarini

Tue 9/9

12:06 am-9:28 pm

2 stops22h 22m

$932

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 9/3

5:02 pm-9:45 am

1 stop15h 43m

Buenos Aires Ministro Pistarini

Wed 9/10

8:10 pm-9:29 am

1 stop14h 19m

$1,105

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Wed 9/3

6:15 pm-4:00 pm

2 stops20h 45m

Buenos Aires Jorge Newbery

Wed 9/10

2:55 pm-12:39 pm

2 stops22h 44m

$1,105

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Tue 5/6

4:00 pm-1:00 pm

2 stops20h 00m

Buenos Aires Jorge Newbery

Sat 5/10

3:40 am-11:51 pm

2 stops21h 11m

$1,109

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 5/28

6:15 am-3:20 pm

2 stops32h 05m

Buenos Aires Ministro Pistarini

Thu 6/5

4:45 pm-9:39 am

2 stops17h 54m

$1,143

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Sat 5/3

3:10 pm-5:40 am

2 stops37h 30m

Buenos Aires Jorge Newbery

Thu 5/8

7:00 am-2:05 pm

2 stops32h 05m

$1,206

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Sat 7/26

5:35 pm-7:35 am

1 stop13h 00m

Buenos Aires Ministro Pistarini

Mon 8/4

8:30 pm-12:46 pm

2 stops17h 16m

$1,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 12 results
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Buenos Aires flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, April is the cheapest month in which you can book a flight from Philadelphia to Buenos Aires (average of $795). Flying from Philadelphia 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 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 March 28, 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 at noon, which can drop the price by up to 26% versus a flight in the afternoon.

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 March 28, 2025.
To help decide which airline to fly from Philadelphia to Buenos Aires, see what other customers have to say about Delta, LATAM Airlines and Copa 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
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,750 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.5
Good
1,395 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
GOL
7.3
Good
1,052 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    Flying on Air Canada is currently your cheapest option to Buenos Aires, with prices starting at $911. Additional round-trip tickets that might be worth considering are offered by Copa Airlines and Delta, with the lowest prices starting at $932 and $1,105, respectively. Air Canada is priced at 36% 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, April is the cheapest month in which you can book a flight from Philadelphia to Buenos Aires (average of $795). Flying from Philadelphia 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

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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$311Average$1,527FlexibilityNo cancel feeOn-time71%
DeltaCheapest$953Average$1,653FlexibilityNo cancel feeOn-timeN/A
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