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Cheap flights from Philadelphia to Buenos Aires from $357

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Buenos Aires departing on 5/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Philadelphia to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 am - 3:23 am
PHL
-
EZE
20h 38m
2 stops
Multiple Airlines Logo
5:00 am - 11:49 pm
EZE
-
PHL
19h 49m
2 stops
$727Multiple Airlines
Mon, May 18 - Sat, Aug 29
Multiple Airlines Logo
5:32 pm - 3:00 am
PHL
-
EZE
32h 28m
2 stops
Multiple Airlines Logo
1:10 pm - 12:45 am
EZE
-
PHL
36h 35m
1 stop
$795Multiple Airlines
Mon, May 18 - Fri, May 29
Multiple Airlines Logo
5:32 pm - 3:00 am
PHL
-
EZE
32h 28m
2 stops
Multiple Airlines Logo
1:10 pm - 12:45 am
EZE
-
PHL
36h 35m
1 stop
$798Multiple Airlines
Mon, May 18 - Wed, May 27
Multiple Airlines Logo
5:45 am - 3:23 am
PHL
-
EZE
20h 38m
2 stops
Multiple Airlines Logo
4:45 am - 11:45 pm
EZE
-
PHL
20h 00m
2 stops
$808Multiple Airlines
Fri, Jun 5 - Fri, Jun 12
Multiple Airlines Logo
5:45 am - 8:30 am
PHL
-
AEP
25h 45m
2 stops
Multiple Airlines Logo
9:30 pm - 11:45 pm
AEP
-
PHL
27h 15m
3 stops
$809Multiple Airlines
Thu, May 28 - Thu, Jun 11
Multiple Airlines Logo
5:45 am - 8:30 am
PHL
-
AEP
25h 45m
2 stops
Multiple Airlines Logo
5:27 am - 11:45 pm
AEP
-
PHL
19h 18m
2 stops
$812Multiple Airlines
Thu, May 28 - Thu, Jun 11
Multiple Airlines Logo
5:45 am - 3:09 pm
PHL
-
AEP
32h 24m
3 stops
Multiple Airlines Logo
4:30 pm - 11:45 pm
AEP
-
PHL
32h 15m
3 stops
$823Multiple Airlines
Sun, Jun 7 - Sun, Jun 14
Multiple Airlines Logo
8:07 pm - 10:00 am
PHL
-
EZE
36h 53m
2 stops
Multiple Airlines Logo
1:10 pm - 11:48 pm
EZE
-
PHL
35h 38m
1 stop
$830Multiple Airlines
Tue, May 5 - Fri, May 8
Multiple Airlines Logo
5:45 am - 8:30 am
PHL
-
AEP
25h 45m
2 stops
Multiple Airlines Logo
4:40 am - 11:45 pm
AEP
-
PHL
20h 05m
2 stops
$830Multiple Airlines
Fri, Jun 5 - Fri, Jun 12
Multiple Airlines Logo
5:45 am - 11:30 am
PHL
-
EZE
28h 45m
3 stops
Multiple Airlines Logo
5:00 am - 11:45 pm
EZE
-
PHL
19h 45m
2 stops
$834Multiple Airlines
Thu, May 28 - Thu, Jun 11

Air Canada flights from Philadelphia to Buenos Aires

Our best Air Canada deals on Philadelphia to Buenos Aires flight tickets
Air Canada
Sep 18
PHL3:25 pmPhiladelphia
22h 05m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
Sep 23
EZE4:35 pmBuenos Aires Ministro Pistarini
23h 12m
2 stops
PHL2:47 pmPhiladelphia
$949
Air Canada
Sep 27
PHL7:00 amPhiladelphia
30h 30m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
Oct 14
EZE4:35 pmBuenos Aires Ministro Pistarini
23h 12m
2 stops
PHL2:47 pmPhiladelphia
$954
Air Canada
Sep 15
PHL10:05 amPhiladelphia
27h 25m
2 stops
EZE2:30 pmBuenos Aires Ministro Pistarini
Sep 26
EZE4:35 pmBuenos Aires Ministro Pistarini
47h 12m
3 stops
PHL2:47 pmPhiladelphia
$957

LATAM Airlines flights from Philadelphia to Buenos Aires

Our best LATAM Airlines deals on Philadelphia to Buenos Aires flight tickets
LATAM Airlines
Sep 28
PHL6:13 pmPhiladelphia
14h 32m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Oct 13
EZE3:55 amBuenos Aires Ministro Pistarini
30h 32m
2 stops
PHL9:27 amPhiladelphia
$909
LATAM Airlines
Sep 15
PHL7:29 pmPhiladelphia
13h 16m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 27
EZE7:35 amBuenos Aires Ministro Pistarini
30h 32m
3 stops
PHL1:07 pmPhiladelphia
$912
LATAM Airlines
Jun 7
PHL6:27 pmPhiladelphia
19h 23m
2 stops
AEP2:50 pmBuenos Aires Jorge Newbery
Jun 14
AEP5:35 pmBuenos Aires Jorge Newbery
20h 51m
2 stops
PHL1:26 pmPhiladelphia
$966

momondo 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, momondo users made 832,500 searches. Data last updated April 25, 2026.
Use the filters below to find and compare flights from Philadelphia to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 5/18

5:45 am-3:23 am

2 stops20h 38m

Buenos Aires Ministro Pistarini

Sat 8/29

5:00 am-11:49 pm

2 stops19h 49m

$727

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 5/18

5:32 pm-3:00 am

2 stops32h 28m

Buenos Aires Ministro Pistarini

Fri 5/29

1:10 pm-12:45 am

1 stop36h 35m

$795

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 5/18

5:32 pm-3:00 am

2 stops32h 28m

Buenos Aires Ministro Pistarini

Wed 5/27

1:10 pm-12:45 am

1 stop36h 35m

$798

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Fri 6/5

5:45 am-3:23 am

2 stops20h 38m

Buenos Aires Ministro Pistarini

Fri 6/12

4:45 am-11:45 pm

2 stops20h 00m

$808

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Thu 5/28

5:45 am-8:30 am

2 stops25h 45m

Buenos Aires Jorge Newbery

Thu 6/11

9:30 pm-11:45 pm

3 stops27h 15m

$809

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Thu 5/28

5:45 am-8:30 am

2 stops25h 45m

Buenos Aires Jorge Newbery

Thu 6/11

5:27 am-11:45 pm

2 stops19h 18m

$812

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Sun 6/7

5:45 am-3:09 pm

3 stops32h 24m

Buenos Aires Jorge Newbery

Sun 6/14

4:30 pm-11:45 pm

3 stops32h 15m

$823

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Tue 5/5

8:07 pm-10:00 am

2 stops36h 53m

Buenos Aires Ministro Pistarini

Fri 5/8

1:10 pm-11:48 pm

1 stop35h 38m

$830

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Fri 6/5

5:45 am-8:30 am

2 stops25h 45m

Buenos Aires Jorge Newbery

Fri 6/12

4:40 am-11:45 pm

2 stops20h 05m

$830

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Thu 5/28

5:45 am-11:30 am

3 stops28h 45m

Buenos Aires Ministro Pistarini

Thu 6/11

5:00 am-11:45 pm

2 stops19h 45m

$834

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Philadelphia to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Philadelphia and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Philadelphia is in January. Flight prices, which tend to average around $1,243, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Buenos Aires from Philadelphia during March instead. Flights to Buenos Aires in March, while not as cheap as those in January, still average around $1,255.

Can stopping save me money on Philadelphia to Buenos Aires flights?

You could potentially save up to 33% on your flight if you consider stops on a Philadelphia to Buenos Aires flight.

When to book flights from Philadelphia to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Buenos Aires (PHL to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Buenos Aires

Fastest flight time

13h 16m

Direct flights

None
The fastest flight from Philadelphia to Buenos Aires takes 13h 16m
There are no direct flights from Philadelphia to Buenos Aires. There are no popular flight routes from Philadelphia to Buenos Aires.
Search flight deals

Frequently asked questions about flying from Philadelphia to Buenos Aires

  • How far is Philadelphia to Buenos Aires by plane?

    The distance between Philadelphia and Buenos Aires is about 5258.4 mi. 13h 16m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Philadelphia Airport to Buenos Aires?

    Prices for flights from Philadelphia Airport to Buenos Aires refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Buenos Aires?

  • How old do you have to be to fly from Philadelphia Airport to Buenos Aires?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Philadelphia Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Philadelphia to Buenos Aires?

Best airlines flying from Philadelphia to Buenos Aires

Compare and see reviews for airlines that fly from Philadelphia to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $1,055Free CancellationRating
7.9
8,458 reviews
Search Delta flights
American AirlinesPriceFrom $1,241Free CancellationRating
7.1
11,672 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Buenos Aires?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Philadelphia to Buenos Aires. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Philadelphia to Buenos Aires with flexible booking policies on momondo?

momondo does allow users to show only those flights to Buenos Aires from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Philadelphia to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from Philadelphia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Philadelphia to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport