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Cheap flights from Pennsylvania to Buenos Aires from $198

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Buenos Aires departing on 6/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Pennsylvania to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Arajet Logo
12:00 pm - 3:45 am
EWR
-
EZE
14h 45m
1 stop
Arajet Logo
11:00 am - 11:30 pm
EZE
-
EWR
13h 30m
1 stop
$491Arajet
Thu, Jun 18 - Sat, Jun 27
Multiple Airlines Logo
7:00 am - 3:00 am
EWR
-
EZE
19h 00m
2 stops
Multiple Airlines Logo
11:00 am - 11:30 pm
EZE
-
EWR
13h 30m
1 stop
$568Multiple Airlines
Tue, Jun 16 - Sat, Jun 27
Copa Airlines Logo
2:21 am - 12:50 am
IAD
-
EZE
21h 29m
1 stop
Copa Airlines Logo
5:25 am - 4:21 am
EZE
-
IAD
23h 56m
1 stop
$580Copa Airlines
Sat, May 30 - Sun, Jun 7
Avianca Logo
3:35 pm - 5:40 am
IAD
-
EZE
13h 05m
1 stop
Avianca Logo
4:50 pm - 5:20 am
EZE
-
IAD
13h 30m
1 stop
$586Avianca
Mon, May 11 - Thu, May 28
Avianca Logo
6:50 am - 5:40 am
IAD
-
EZE
21h 50m
1 stop
Avianca Logo
4:50 pm - 5:20 am
EZE
-
IAD
13h 30m
1 stop
$588Avianca
Thu, Apr 30 - Thu, May 21
Copa Airlines Logo
9:32 am - 12:50 am
IAD
-
EZE
14h 18m
1 stop
Copa Airlines Logo
5:25 am - 12:33 am
EZE
-
IAD
20h 08m
1 stop
$589Copa Airlines
Thu, Apr 30 - Thu, May 21
United Airlines Logo
8:30 am - 8:00 am
IAD
-
EZE
22h 30m
1 stop
United Airlines Logo
9:00 pm - 10:43 pm
EZE
-
IAD
26h 43m
1 stop
$593United Airlines
Tue, May 5 - Tue, May 26
United Airlines Logo
12:50 pm - 8:00 am
IAD
-
EZE
18h 10m
1 stop
United Airlines Logo
9:00 pm - 11:28 am
EZE
-
IAD
15h 28m
1 stop
$601United Airlines
Sat, May 2 - Mon, May 18
GOL Logo
5:00 am - 8:15 pm
DCA
-
EZE
14h 15m
1 stop
GOL Logo
9:05 pm - 11:00 am
EZE
-
DCA
14h 55m
1 stop
$603GOL
Fri, Jun 12 - Tue, Jun 16
GOL Logo
5:41 pm - 11:05 am
DCA
-
EZE
16h 24m
2 stops
GOL Logo
9:15 am - 11:21 pm
EZE
-
DCA
15h 06m
1 stop
$607GOL
Mon, May 11 - Thu, May 28

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Delta flights from Pennsylvania to Buenos Aires

Our best Delta deals on Pennsylvania to Buenos Aires flight tickets
Delta
Apr 29
IAD7:14 pmWashington, D.C. Dulles Intl
13h 31m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
May 8
EZE8:10 pmBuenos Aires Ministro Pistarini
16h 40m
1 stop
IAD11:50 amWashington, D.C. Dulles Intl
$721
Delta
Sep 2
DCA3:55 pmWashington, D.C. Reagan-National
16h 25m
2 stops
EZE9:20 amBuenos Aires Ministro Pistarini
Sep 9
EZE1:10 pmBuenos Aires Ministro Pistarini
22h 46m
2 stops
DCA10:56 amWashington, D.C. Reagan-National
$725
Delta
May 6
DCA10:10 amWashington, D.C. Reagan-National
22h 35m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
May 13
EZE1:10 pmBuenos Aires Ministro Pistarini
25h 39m
1 stop
DCA1:49 pmWashington, D.C. Reagan-National
$726

Arajet flights from Pennsylvania to Buenos Aires

Our best Arajet deals on Pennsylvania to Buenos Aires flight tickets
Arajet
Jun 18
EWR12:00 pmNewark
14h 45m
1 stop
EZE3:45 amBuenos Aires Ministro Pistarini
Jun 27
EZE11:00 amBuenos Aires Ministro Pistarini
13h 30m
1 stop
EWR11:30 pmNewark
$491
Arajet
Jun 19
EWR12:00 pmNewark
14h 23m
1 stop
EZE3:23 amBuenos Aires Ministro Pistarini
Jun 27
EZE7:45 amBuenos Aires Ministro Pistarini
16h 45m
1 stop
EWR11:30 pmNewark
$577
Arajet
Jun 18
EWR12:00 pmNewark
14h 45m
1 stop
EZE3:45 amBuenos Aires Ministro Pistarini
Jun 28
EZE8:40 amBuenos Aires Ministro Pistarini
15h 50m
1 stop
EWR11:30 pmNewark
$590

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 18, 2026.
Use the filters below to find and compare flights from Pennsylvania to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkBuenos Aires

EWR - EZE

EWREZE

Newark

Thu 6/18

12:00 pm-3:45 am

1 stop14h 45m

Buenos Aires Ministro Pistarini

Sat 6/27

11:00 am-11:30 pm

1 stop13h 30m

$491

NewarkBuenos Aires

EWR - EZE

EWREZE

Newark

Tue 6/16

7:00 am-3:00 am

2 stops19h 00m

Buenos Aires Ministro Pistarini

Sat 6/27

11:00 am-11:30 pm

1 stop13h 30m

$568

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 5/30

2:21 am-12:50 am

1 stop21h 29m

Buenos Aires Ministro Pistarini

Sun 6/7

5:25 am-4:21 am

1 stop23h 56m

$580
Quickest round-trip

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 5/11

3:35 pm-5:40 am

1 stop13h 05m

Buenos Aires Ministro Pistarini

Thu 5/28

4:50 pm-5:20 am

1 stop13h 30m

$586

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 4/30

6:50 am-5:40 am

1 stop21h 50m

Buenos Aires Ministro Pistarini

Thu 5/21

4:50 pm-5:20 am

1 stop13h 30m

$588

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 4/30

9:32 am-12:50 am

1 stop14h 18m

Buenos Aires Ministro Pistarini

Thu 5/21

5:25 am-12:33 am

1 stop20h 08m

$589

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 5/5

8:30 am-8:00 am

1 stop22h 30m

Buenos Aires Ministro Pistarini

Tue 5/26

9:00 pm-10:43 pm

1 stop26h 43m

$593

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 5/2

12:50 pm-8:00 am

1 stop18h 10m

Buenos Aires Ministro Pistarini

Mon 5/18

9:00 pm-11:28 am

1 stop15h 28m

$601

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Fri 6/12

5:00 am-8:15 pm

1 stop14h 15m

Buenos Aires Ministro Pistarini

Tue 6/16

9:05 pm-11:00 am

1 stop14h 55m

$603

Washington, D.C.Buenos Aires

DCA - EZE

DCAEZE

Washington, D.C. Reagan-National

Mon 5/11

5:41 pm-11:05 am

2 stops16h 24m

Buenos Aires Ministro Pistarini

Thu 5/28

9:15 am-11:21 pm

1 stop15h 06m

$607

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 Pennsylvania 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 Pennsylvania 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 Pennsylvania 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 Pennsylvania to Buenos Aires flights?

You could potentially save up to 30% on your flight if you consider stops on a Pennsylvania to Buenos Aires flight.

Cheap Pennsylvania to Buenos Aires flight deals and tips

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

Fastest flight time

10h 45m

Direct flights

Every day

Airports in Buenos Aires

2 airports
The fastest flight from Pennsylvania to Buenos Aires takes 10h 45m
Direct flights go from Pennsylvania to Buenos Aires every day.
There are 2 airports in Buenos Aires. From Pennsylvania there are direct flights to Buenos Aires Ministro Pistarini (EZE).
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Frequently asked questions about flying from Pennsylvania to Buenos Aires

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

    Prices for flights from Pennsylvania to Buenos Aires were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pennsylvania 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.

Best airlines flying from Pennsylvania to Buenos Aires

Compare and see reviews for airlines that fly from Pennsylvania to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $1,040Free CancellationRating
7.9
8,424 reviews
Search Delta flights
American AirlinesPriceFrom $1,241Free CancellationRating
7.1
11,604 reviews
Search American Airlines flights

Why use momondo?

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

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

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

All flight searches from Pennsylvania to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Pennsylvania and Buenos Aires by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Pennsylvania to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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