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Cheap flights from Philadelphia to Buenos Aires from $316

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 9/15. 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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Find the cheapest flights from Philadelphia to Buenos Aires (PHL-BUE)

Cheap round-trip flights

Logo
5:30 am - 5:45 amPHL-EZE
23h 15m2 stops
Logo
1:40 am - 8:55 pmEZE-PHL
20h 15m2 stops
$871
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Mon, Sep 8 - Sun, Sep 14
Logo
5:05 am - 5:45 amPHL-EZE
23h 40m2 stops
Logo
2:30 am - 11:20 pmEZE-PHL
21h 50m2 stops
$874
Find Deal
Wed, Aug 27 - Fri, Aug 29
Air Canada Logo
3:30 pm - 3:10 pmPHL-EZE
21h 40m2 stops
Air Canada Logo
4:45 pm - 2:47 pmEZE-PHL
24h 02m2 stops
$911Air Canada
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Tue, Feb 3 - Mon, Mar 2
Air Canada Logo
4:35 pm - 3:10 pmPHL-EZE
20h 35m2 stops
Air Canada Logo
4:45 pm - 2:47 pmEZE-PHL
24h 02m2 stops
$912Air Canada
Find Deal
Sun, Feb 1 - Sun, Mar 1
Copa Airlines Logo
10:05 am - 8:15 amPHL-EZE
21h 10m2 stops
Copa Airlines Logo
5:11 am - 9:46 amEZE-PHL
30h 35m2 stops
$972Copa Airlines
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Sat, Oct 18 - Wed, Nov 5
GOL Logo
4:21 pm - 1:00 pmPHL-EZE
19h 39m2 stops
GOL Logo
3:40 am - 10:33 pmEZE-PHL
19h 53m2 stops
$1,006GOL
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Thu, Sep 4 - Wed, Sep 10
Copa Airlines Logo
10:05 am - 8:15 amPHL-EZE
21h 10m2 stops
Copa Airlines Logo
3:57 am - 9:46 amEZE-PHL
31h 49m2 stops
$1,007Copa Airlines
Find Deal
Sat, Oct 18 - Tue, Nov 4
GOL Logo
4:21 pm - 1:00 pmPHL-EZE
19h 39m2 stops
GOL Logo
3:40 am - 10:15 pmEZE-PHL
19h 35m2 stops
$1,024GOL
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Thu, Sep 4 - Wed, Sep 10
Delta Logo
10:21 am - 9:00 amPHL-EZE
20h 39m1 stop
Delta Logo
8:55 pm - 9:27 amEZE-PHL
14h 32m1 stop
$1,105Delta
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Tue, Feb 3 - Tue, Mar 3
Delta Logo
6:10 pm - 2:55 pmPHL-EZE
18h 45m2 stops
Delta Logo
8:55 pm - 2:15 pmEZE-PHL
19h 20m1 stop
$1,155Delta
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Fri, Jan 30 - Tue, Mar 3

LATAM Airlines flights from Philadelphia to Buenos Aires

Our best LATAM Airlines deals on Philadelphia to Buenos Aires flight tickets
LATAM Airlines
Dec 30
PHL11:00 amPhiladelphia
20h 35m
2 stops
EZE9:35 amBuenos Aires Ministro Pistarini
Jan 14
EZE11:00 amBuenos Aires Ministro Pistarini
27h 03m
2 stops
PHL12:03 pmPhiladelphia
$1,128
Find similar
LATAM Airlines
Feb 2
PHL3:55 pmPhiladelphia
31h 05m
2 stops
EZE1:00 amBuenos Aires Ministro Pistarini
Feb 28
EZE7:45 amBuenos Aires Ministro Pistarini
30h 18m
3 stops
PHL12:03 pmPhiladelphia
$1,158
Find similar
LATAM Airlines
Jan 29
PHL6:10 pmPhiladelphia
19h 50m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Feb 14
AEP11:45 amBuenos Aires Jorge Newbery
26h 18m
2 stops
PHL12:03 pmPhiladelphia
$1,255
Find similar

Air Canada flights from Philadelphia to Buenos Aires

Our best Air Canada deals on Philadelphia to Buenos Aires flight tickets
Air Canada
Feb 3
PHL3:30 pmPhiladelphia
21h 40m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 2
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 02m
2 stops
PHL2:47 pmPhiladelphia
$911
Find similar
Air Canada
Feb 1
PHL4:35 pmPhiladelphia
20h 35m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 1
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 02m
2 stops
PHL2:47 pmPhiladelphia
$912
Find similar
Air Canada
Feb 1
PHL4:35 pmPhiladelphia
20h 35m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Feb 28
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 02m
2 stops
PHL2:47 pmPhiladelphia
$917
Find similar

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 August 16, 2025.
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

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 9/8

5:30 am-5:45 am

2 stops23h 15m

Buenos Aires Ministro Pistarini

Sun 9/14

1:40 am-8:55 pm

2 stops20h 15m

$871

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 8/27

5:05 am-5:45 am

2 stops23h 40m

Buenos Aires Ministro Pistarini

Fri 8/29

2:30 am-11:20 pm

2 stops21h 50m

$874

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Tue 2/3

3:30 pm-3:10 pm

2 stops21h 40m

Buenos Aires Ministro Pistarini

Mon 3/2

4:45 pm-2:47 pm

2 stops24h 02m

$911

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Sun 2/1

4:35 pm-3:10 pm

2 stops20h 35m

Buenos Aires Ministro Pistarini

Sun 3/1

4:45 pm-2:47 pm

2 stops24h 02m

$912

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Sat 10/18

10:05 am-8:15 am

2 stops21h 10m

Buenos Aires Ministro Pistarini

Wed 11/5

5:11 am-9:46 am

2 stops30h 35m

$972

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Thu 9/4

4:21 pm-1:00 pm

2 stops19h 39m

Buenos Aires Ministro Pistarini

Wed 9/10

3:40 am-10:33 pm

2 stops19h 53m

$1,006

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Sat 10/18

10:05 am-8:15 am

2 stops21h 10m

Buenos Aires Ministro Pistarini

Tue 11/4

3:57 am-9:46 am

2 stops31h 49m

$1,007

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Thu 9/4

4:21 pm-1:00 pm

2 stops19h 39m

Buenos Aires Ministro Pistarini

Wed 9/10

3:40 am-10:15 pm

2 stops19h 35m

$1,024

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Tue 2/3

10:21 am-9:00 am

1 stop20h 39m

Buenos Aires Ministro Pistarini

Tue 3/3

8:55 pm-9:27 am

1 stop14h 32m

$1,105

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Fri 1/30

6:10 pm-2:55 pm

2 stops18h 45m

Buenos Aires Ministro Pistarini

Tue 3/3

8:55 pm-2:15 pm

1 stop19h 20m

$1,155

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 cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from Philadelphia is in November. Flight prices, which tend to average around $1,205, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Buenos Aires from Philadelphia during January instead. Flights to Buenos Aires in January, while not as cheap as those in November, still average around $1,243.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from Philadelphia is on a Sunday. momondo users have found tickets for Sunday departures for as low as $1,282. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $1,532.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is at noon. Flights from Philadelphia to Buenos Aires during this time can be as low as $1,088. Try not to purchase tickets in the afternoon because they tend to be around $1,461. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 32% 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

Best Price Found

$316

Fastest flight time

13h 10m

Direct flights

None

Airports in Buenos Aires

2 airports
The best one-way flight to Buenos Aires from Philadelphia in the past 72 hours is $316. The best round-trip flight deal from Philadelphia to Buenos Aires found on momondo in the last 72 hours is $871.
The fastest flight from Philadelphia to Buenos Aires takes 13h 10m
There are no direct flights from Philadelphia to Buenos Aires. Popular non-direct routes for this connection are Philadelphia Airport - Buenos Aires Ministro Pistarini Airport and Philadelphia Airport - Buenos Aires Jorge Newbery Airport.
There are 2 airports near Buenos Aires: Buenos Aires Ministro Pistarini (EZE), Buenos Aires Jorge Newbery (AEP)
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  • How far is Philadelphia to Buenos Aires by plane?

    The distance between Philadelphia and Buenos Aires is about 5258.4 mi. 16h 30m 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
American AirlinesPriceFrom $941Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $1,083Free CancellationRating
8.0
7,985 reviews
Search Delta 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