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Cheap flights from Philadelphia to Buenos Aires from $318

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 11/28. 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
4:54 pm - 9:35 amPHL-EZE
14h 41m1 stop
Multiple Airlines Logo
8:00 am - 10:57 pmEZE-PHL
16h 57m1 stop
$724Multiple Airlines
Find Deal
Mon, Dec 1 - Fri, Dec 12
Multiple Airlines Logo
4:54 pm - 9:35 amPHL-EZE
14h 41m1 stop
Multiple Airlines Logo
2:40 am - 12:36 amEZE-PHL
23h 56m2 stops
$732Multiple Airlines
Find Deal
Mon, Dec 1 - Thu, Dec 11
Multiple Airlines Logo
11:03 am - 5:50 amPHL-EZE
16h 47m2 stops
Multiple Airlines Logo
2:40 am - 11:16 pmEZE-PHL
22h 36m2 stops
$737Multiple Airlines
Find Deal
Mon, Dec 1 - Fri, Dec 12
Multiple Airlines Logo
4:54 pm - 9:35 amPHL-EZE
14h 41m1 stop
Multiple Airlines Logo
5:16 am - 2:58 pmEZE-PHL
35h 42m2 stops
$741Multiple Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8
Multiple Airlines Logo
4:54 pm - 9:35 amPHL-EZE
14h 41m1 stop
Multiple Airlines Logo
12:07 am - 4:38 pmEZE-PHL
18h 31m2 stops
$818Multiple Airlines
Find Deal
Mon, Dec 1 - Sun, Dec 7
Multiple Airlines Logo
4:54 pm - 9:35 amPHL-EZE
14h 41m1 stop
Multiple Airlines Logo
12:15 pm - 6:38 pmEZE-PHL
56h 23m2 stops
$827Multiple Airlines
Find Deal
Mon, Dec 1 - Sat, Dec 13
Multiple Airlines Logo
8:06 am - 6:55 amPHL-EZE
44h 49m3 stops
Multiple Airlines Logo
1:40 am - 7:51 pmEZE-PHL
20h 11m2 stops
$839Multiple Airlines
Find Deal
Wed, Feb 18 - Mon, Feb 23
Air Canada Logo
3:30 pm - 3:10 pmPHL-EZE
45h 40m3 stops
Air Canada Logo
4:45 pm - 2:50 pmEZE-PHL
24h 05m2 stops
$862Air Canada
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Wed, Jan 21 - Wed, Feb 11
Multiple Airlines Logo
4:54 pm - 9:35 amPHL-EZE
14h 41m1 stop
Multiple Airlines Logo
11:00 am - 5:17 pmEZE-PHL
32h 17m1 stop
$868Multiple Airlines
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Mon, Dec 1 - Sat, Dec 13
Multiple Airlines Logo
11:03 am - 5:50 amPHL-EZE
16h 47m2 stops
Multiple Airlines Logo
7:30 am - 10:09 pmEZE-PHL
16h 39m2 stops
$869Multiple Airlines
Find Deal
Mon, Dec 1 - Mon, Dec 8

Air Canada flights from Philadelphia to Buenos Aires

Our best Air Canada deals on Philadelphia to Buenos Aires flight tickets
Air Canada
Jan 21
PHL3:30 pmPhiladelphia
45h 40m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Feb 11
EZE4:45 pmBuenos Aires Ministro Pistarini
24h 05m
2 stops
PHL2:50 pmPhiladelphia
$862
Find similar
Air Canada
Jan 21
PHL3:30 pmPhiladelphia
45h 40m
3 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Feb 11
EZE4:45 pmBuenos Aires Ministro Pistarini
48h 02m
3 stops
PHL2:47 pmPhiladelphia
$869
Find similar
Air Canada
Feb 15
PHL3:30 pmPhiladelphia
21h 40m
2 stops
EZE3:10 pmBuenos Aires Ministro Pistarini
Mar 13
EZE4:45 pmBuenos Aires Ministro Pistarini
23h 02m
2 stops
PHL2:47 pmPhiladelphia
$916
Find similar

Delta flights from Philadelphia to Buenos Aires

Our best Delta deals on Philadelphia to Buenos Aires flight tickets
Delta
Nov 19
PHL2:30 pmPhiladelphia
14h 50m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Nov 21
EZE8:55 pmBuenos Aires Ministro Pistarini
15h 09m
1 stop
PHL10:04 amPhiladelphia
$1,196
Find similar
Delta
Nov 25
PHL8:00 amPhiladelphia
20h 20m
2 stops
EZE6:20 amBuenos Aires Ministro Pistarini
Nov 30
EZE8:55 pmBuenos Aires Ministro Pistarini
14h 25m
1 stop
PHL9:20 amPhiladelphia
$1,398
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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 November 17, 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 12/1

4:54 pm-9:35 am

1 stop14h 41m

Buenos Aires Ministro Pistarini

Fri 12/12

8:00 am-10:57 pm

1 stop16h 57m

$724

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

4:54 pm-9:35 am

1 stop14h 41m

Buenos Aires Ministro Pistarini

Thu 12/11

2:40 am-12:36 am

2 stops23h 56m

$732

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

11:03 am-5:50 am

2 stops16h 47m

Buenos Aires Ministro Pistarini

Fri 12/12

2:40 am-11:16 pm

2 stops22h 36m

$737

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

4:54 pm-9:35 am

1 stop14h 41m

Buenos Aires Ministro Pistarini

Mon 12/8

5:16 am-2:58 pm

2 stops35h 42m

$741

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

4:54 pm-9:35 am

1 stop14h 41m

Buenos Aires Ministro Pistarini

Sun 12/7

12:07 am-4:38 pm

2 stops18h 31m

$818

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

4:54 pm-9:35 am

1 stop14h 41m

Buenos Aires Ministro Pistarini

Sat 12/13

12:15 pm-6:38 pm

2 stops56h 23m

$827

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 2/18

8:06 am-6:55 am

3 stops44h 49m

Buenos Aires Ministro Pistarini

Mon 2/23

1:40 am-7:51 pm

2 stops20h 11m

$839

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Wed 1/21

3:30 pm-3:10 pm

3 stops45h 40m

Buenos Aires Ministro Pistarini

Wed 2/11

4:45 pm-2:50 pm

2 stops24h 05m

$862

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

4:54 pm-9:35 am

1 stop14h 41m

Buenos Aires Ministro Pistarini

Sat 12/13

11:00 am-5:17 pm

1 stop32h 17m

$868

PhiladelphiaBuenos Aires

PHL - EZE

PHLEZE

Philadelphia

Mon 12/1

11:03 am-5:50 am

2 stops16h 47m

Buenos Aires Ministro Pistarini

Mon 12/8

7:30 am-10:09 pm

2 stops16h 39m

$869

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 July instead. Flights to Buenos Aires in July, while not as cheap as those in January, still average around $1,361.

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 22% 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

Direct flights

None
There are no direct flights from Philadelphia to Buenos Aires. There are no popular flight routes from Philadelphia to Buenos Aires.
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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. 14h 24m 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
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $1,205Free CancellationRating
7.2
11,048 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