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Cheap flights from Philadelphia to Buenos Aires from $342

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 6/1. 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
9:15 pm - 7:09 pm
EZE
-
PHL
22h 54m
2 stops
$742Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
5:45 am - 3:23 am
PHL
-
EZE
20h 38m
2 stops
Multiple Airlines Logo
9:15 pm - 7:09 pm
EZE
-
PHL
22h 54m
2 stops
$827Multiple Airlines
Mon, Jun 15 - Mon, Jun 22
Multiple Airlines Logo
6:25 am - 3:00 am
PHL
-
EZE
19h 35m
2 stops
Multiple Airlines Logo
6:35 am - 4:16 pm
EZE
-
PHL
34h 41m
1 stop
$836Multiple Airlines
Tue, Jun 16 - Tue, Jun 23
Multiple Airlines Logo
5:16 pm - 3:00 am
PHL
-
EZE
56h 44m
3 stops
Multiple Airlines Logo
6:35 am - 6:10 pm
EZE
-
PHL
36h 35m
2 stops
$839Multiple Airlines
Tue, Jun 16 - Tue, Jun 23
Delta Logo
7:29 pm - 9:45 am
PHL
-
EZE
13h 16m
1 stop
Delta Logo
8:10 pm - 9:38 am
EZE
-
PHL
14h 28m
1 stop
$889Delta
Mon, Aug 17 - Thu, Aug 27
LATAM Airlines Logo
10:40 am - 8:30 am
PHL
-
AEP
20h 50m
2 stops
LATAM Airlines Logo
3:45 pm - 1:26 pm
AEP
-
PHL
22h 41m
2 stops
$889LATAM Airlines
Thu, Jun 18 - Thu, Jun 25
LATAM Airlines Logo
7:05 pm - 9:45 am
PHL
-
EZE
13h 40m
1 stop
LATAM Airlines Logo
1:10 pm - 10:57 am
EZE
-
PHL
22h 47m
2 stops
$893LATAM Airlines
Tue, Jun 30 - Wed, Jul 15
Delta Logo
7:29 pm - 4:00 pm
PHL
-
AEP
19h 31m
2 stops
Delta Logo
8:05 pm - 1:27 pm
AEP
-
PHL
18h 22m
2 stops
$909Delta
Wed, Aug 26 - Tue, Sep 8
LATAM Airlines Logo
12:07 pm - 8:30 am
PHL
-
AEP
19h 23m
2 stops
LATAM Airlines Logo
2:55 pm - 9:34 am
AEP
-
PHL
19h 39m
2 stops
$939LATAM Airlines
Thu, Jun 4 - Thu, Jun 11
Delta Logo
8:30 am - 7:40 am
PHL
-
AEP
22h 10m
2 stops
Delta Logo
3:45 pm - 6:12 pm
AEP
-
PHL
27h 27m
2 stops
$949Delta
Sat, Jul 4 - Tue, Jul 14

LATAM Airlines flights from Philadelphia to Buenos Aires

Our best LATAM Airlines deals on Philadelphia to Buenos Aires flight tickets
LATAM Airlines
Jun 18
PHL10:40 amPhiladelphia
20h 50m
2 stops
AEP8:30 amBuenos Aires Jorge Newbery
Jun 25
AEP3:45 pmBuenos Aires Jorge Newbery
22h 41m
2 stops
PHL1:26 pmPhiladelphia
$889
LATAM Airlines
Jun 30
PHL7:05 pmPhiladelphia
13h 40m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Jul 15
EZE1:10 pmBuenos Aires Ministro Pistarini
22h 47m
2 stops
PHL10:57 amPhiladelphia
$893
LATAM Airlines
Jun 30
PHL7:05 pmPhiladelphia
13h 40m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Jul 27
EZE8:10 pmBuenos Aires Ministro Pistarini
18h 14m
1 stop
PHL1:24 pmPhiladelphia
$899

United Airlines flights from Philadelphia to Buenos Aires

Our best United Airlines deals on Philadelphia to Buenos Aires flight tickets
United Airlines
Jun 30
PHL10:32 amPhiladelphia
20h 28m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 9
EZE9:00 pmBuenos Aires Ministro Pistarini
27h 44m
2 stops
PHL11:44 pmPhiladelphia
$913
United Airlines
Jun 29
PHL7:58 pmPhiladelphia
35h 02m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 15
EZE9:00 pmBuenos Aires Ministro Pistarini
15h 58m
1 stop
PHL11:58 amPhiladelphia
$920
United Airlines
Jun 29
PHL7:58 pmPhiladelphia
35h 02m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 15
EZE9:00 pmBuenos Aires Ministro Pistarini
27h 44m
2 stops
PHL11:44 pmPhiladelphia
$924

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 May 5, 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

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 6/15

5:45 am-3:23 am

2 stops20h 38m

Buenos Aires Ministro Pistarini

Mon 6/22

9:15 pm-7:09 pm

2 stops22h 54m

$742

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 6/15

5:45 am-3:23 am

2 stops20h 38m

Buenos Aires Ministro Pistarini

Mon 6/22

9:15 pm-7:09 pm

2 stops22h 54m

$827

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Tue 6/16

6:25 am-3:00 am

2 stops19h 35m

Buenos Aires Ministro Pistarini

Tue 6/23

6:35 am-4:16 pm

1 stop34h 41m

$836

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Tue 6/16

5:16 pm-3:00 am

3 stops56h 44m

Buenos Aires Ministro Pistarini

Tue 6/23

6:35 am-6:10 pm

2 stops36h 35m

$839
Quickest round-trip

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 8/17

7:29 pm-9:45 am

1 stop13h 16m

Buenos Aires Ministro Pistarini

Thu 8/27

8:10 pm-9:38 am

1 stop14h 28m

$889

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Thu 6/18

10:40 am-8:30 am

2 stops20h 50m

Buenos Aires Jorge Newbery

Thu 6/25

3:45 pm-1:26 pm

2 stops22h 41m

$889

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Tue 6/30

7:05 pm-9:45 am

1 stop13h 40m

Buenos Aires Ministro Pistarini

Wed 7/15

1:10 pm-10:57 am

2 stops22h 47m

$893

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Wed 8/26

7:29 pm-4:00 pm

2 stops19h 31m

Buenos Aires Jorge Newbery

Tue 9/8

8:05 pm-1:27 pm

2 stops18h 22m

$909

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Thu 6/4

12:07 pm-8:30 am

2 stops19h 23m

Buenos Aires Jorge Newbery

Thu 6/11

2:55 pm-9:34 am

2 stops19h 39m

$939

PhiladelphiaBuenos Aires

PHL - AEP

PHLAEP

Philadelphia

Sat 7/4

8:30 am-7:40 am

2 stops22h 10m

Buenos Aires Jorge Newbery

Tue 7/14

3:45 pm-6:12 pm

2 stops27h 27m

$949

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 December. Flight prices, which tend to average around $78, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of December, then book flights to Buenos Aires from Philadelphia during July instead. Flights to Buenos Aires in July, while not as cheap as those in December, still average around $270.

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

12h 50m

Direct flights

None
The fastest flight from Philadelphia to Buenos Aires takes 12h 50m
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. 12h 50m 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 $1,005Free CancellationRating
7.9
8,459 reviews
Search Delta flights
American AirlinesPriceFrom $1,148Free CancellationRating
7.1
11,668 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