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Cheap flights from Pennsylvania to Buenos Aires from $239

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 9/5. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Pennsylvania to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
6:25 pm - 6:30 pmDCA  Washington, D.C. Reagan-National-AEP Buenos Aires Jorge Newbery
22h 05m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
11:45 am - 1:56 pmAEP  Buenos Aires Jorge Newbery-DCA Washington, D.C. Reagan-National
28h 11m2 stops Sao Paulo Guarulhos Intl Miami
$718LATAM Airlines
Tue, Feb 2 - Mon, Feb 15
LATAM Airlines Logo
5:00 pm - 6:30 pmDCA  Washington, D.C. Reagan-National-AEP Buenos Aires Jorge Newbery
23h 30m2 stops New York John F Kennedy Intl Lima J Chavez Intl
LATAM Airlines Logo
11:45 am - 1:56 pmAEP  Buenos Aires Jorge Newbery-DCA Washington, D.C. Reagan-National
28h 11m2 stops Sao Paulo Guarulhos Intl Miami
$718LATAM Airlines
Tue, Feb 2 - Mon, Feb 15
LATAM Airlines Logo
1:45 pm - 10:30 amDCA  Washington, D.C. Reagan-National-AEP Buenos Aires Jorge Newbery
18h 45m2 stops Atlanta Hartsfield-Jackson Sao Paulo Guarulhos Intl
LATAM Airlines Logo
5:35 pm - 10:54 amAEP  Buenos Aires Jorge Newbery-DCA Washington, D.C. Reagan-National
19h 19m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$718LATAM Airlines
Sun, Jan 17 - Tue, Jan 26
Delta Logo
1:45 pm - 4:00 pmDCA  Washington, D.C. Reagan-National-AEP Buenos Aires Jorge Newbery
25h 15m2 stops Miami Lima J Chavez Intl
Delta Logo
8:05 pm - 2:00 pmAEP  Buenos Aires Jorge Newbery-DCA Washington, D.C. Reagan-National
18h 55m2 stops Lima J Chavez Intl Miami
$722Delta
Thu, Oct 22 - Wed, Oct 28
Delta Logo
1:45 pm - 4:00 pmDCA  Washington, D.C. Reagan-National-AEP Buenos Aires Jorge Newbery
25h 15m2 stops Miami Lima J Chavez Intl
Delta Logo
8:05 pm - 2:00 pmAEP  Buenos Aires Jorge Newbery-DCA Washington, D.C. Reagan-National
18h 55m2 stops Lima J Chavez Intl Miami
$722Delta
Thu, Oct 22 - Mon, Oct 26
LATAM Airlines Logo
10:55 am - 7:40 amIAD  Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery
18h 45m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
5:35 pm - 11:59 amAEP  Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl
20h 24m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$722LATAM Airlines
Thu, Dec 31 - Sat, Feb 13
Multiple Airlines Logo
7:17 pm - 8:30 amIAD  Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery
36h 13m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Multiple Airlines Logo
7:00 am - 5:20 amAEP  Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl
23h 20m1 stop Bogotá El Dorado
$735Multiple Airlines
Fri, Sep 25 - Wed, Sep 30
Avianca Logo
6:50 am - 5:40 amIAD  Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery
21h 50m1 stop Bogotá El Dorado
Avianca Logo
7:00 am - 2:15 pmAEP  Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl
32h 15m1 stop Bogotá El Dorado
$740Avianca
Sun, Sep 6 - Tue, Sep 22
Avianca Logo
6:50 am - 5:40 amIAD  Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery
21h 50m1 stop Bogotá El Dorado
Avianca Logo
7:00 am - 4:20 amAEP  Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl
22h 20m2 stops Bogotá El Dorado San Salvador El Salvador Intl
$748Avianca
Sun, Sep 6 - Tue, Sep 22
Avianca Logo
6:50 am - 5:40 amIAD  Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery
21h 50m1 stop Bogotá El Dorado
Avianca Logo
7:00 am - 2:45 amAEP  Buenos Aires Jorge Newbery-IAD Washington, D.C. Dulles Intl
20h 45m2 stops Bogotá El Dorado San Salvador El Salvador Intl
$759Avianca
Tue, Oct 6 - Fri, Oct 23

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Avianca flights from Pennsylvania to Buenos Aires Jorge Newbery Airport

Our best Avianca deals on Pennsylvania to Buenos Aires Jorge Newbery Airport flight tickets
Avianca
Sep 6
IAD6:50 amWashington, D.C. Dulles Intl
21h 50m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
Sep 22
AEP7:00 amBuenos Aires Jorge Newbery
32h 15m
1 stop
IAD2:15 pmWashington, D.C. Dulles Intl
$740
Avianca
Sep 6
IAD6:50 amWashington, D.C. Dulles Intl
21h 50m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
Sep 22
AEP7:00 amBuenos Aires Jorge Newbery
22h 20m
2 stops
IAD4:20 amWashington, D.C. Dulles Intl
$748
Avianca
Oct 6
IAD6:50 amWashington, D.C. Dulles Intl
21h 50m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
Oct 23
AEP7:00 amBuenos Aires Jorge Newbery
20h 45m
2 stops
IAD2:45 amWashington, D.C. Dulles Intl
$759

Delta flights from Pennsylvania to Buenos Aires Jorge Newbery Airport

Our best Delta deals on Pennsylvania to Buenos Aires Jorge Newbery Airport flight tickets
Delta
Oct 23
LGA7:55 pmNew York LaGuardia
19h 05m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Oct 31
AEP5:35 pmBuenos Aires Jorge Newbery
19h 52m
2 stops
LGA12:27 pmNew York LaGuardia
$908
Delta
Oct 15
DCA6:30 pmWashington, D.C. Reagan-National
20h 30m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Nov 1
AEP5:35 pmBuenos Aires Jorge Newbery
22h 25m
2 stops
DCA2:00 pmWashington, D.C. Reagan-National
$934
Delta
Nov 25
LGA6:00 pmNew York LaGuardia
20h 00m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Dec 15
AEP3:50 pmBuenos Aires Jorge Newbery
19h 49m
2 stops
LGA9:39 amNew York LaGuardia
$936

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Buenos Aires Jorge Newbery Airport 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 10, 2026.
Use the filters below to find and compare flights from Pennsylvania to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - AEP Buenos Aires Jorge Newbery

DCAAEP

Washington, D.C. Reagan-National

Tue 2/2

6:25 pm-6:30 pm

2 stops22h 05m

Buenos Aires Jorge Newbery

Mon 2/15

11:45 am-1:56 pm

2 stops28h 11m

$718

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - AEP Buenos Aires Jorge Newbery

DCAAEP

Washington, D.C. Reagan-National

Tue 2/2

5:00 pm-6:30 pm

2 stops23h 30m

Buenos Aires Jorge Newbery

Mon 2/15

11:45 am-1:56 pm

2 stops28h 11m

$718
Quickest round-trip

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - AEP Buenos Aires Jorge Newbery

DCAAEP

Washington, D.C. Reagan-National

Sun 1/17

1:45 pm-10:30 am

2 stops18h 45m

Buenos Aires Jorge Newbery

Tue 1/26

5:35 pm-10:54 am

2 stops19h 19m

$718

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - AEP Buenos Aires Jorge Newbery

DCAAEP

Washington, D.C. Reagan-National

Thu 10/22

1:45 pm-4:00 pm

2 stops25h 15m

Buenos Aires Jorge Newbery

Wed 10/28

8:05 pm-2:00 pm

2 stops18h 55m

$722

Washington, D.C.Buenos Aires

DCA Washington, D.C. Reagan-National - AEP Buenos Aires Jorge Newbery

DCAAEP

Washington, D.C. Reagan-National

Thu 10/22

1:45 pm-4:00 pm

2 stops25h 15m

Buenos Aires Jorge Newbery

Mon 10/26

8:05 pm-2:00 pm

2 stops18h 55m

$722

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery

IADAEP

Washington, D.C. Dulles Intl

Thu 12/31

10:55 am-7:40 am

2 stops18h 45m

Buenos Aires Jorge Newbery

Sat 2/13

5:35 pm-11:59 am

2 stops20h 24m

$722

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery

IADAEP

Washington, D.C. Dulles Intl

Fri 9/25

7:17 pm-8:30 am

2 stops36h 13m

Buenos Aires Jorge Newbery

Wed 9/30

7:00 am-5:20 am

1 stop23h 20m

$735

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery

IADAEP

Washington, D.C. Dulles Intl

Sun 9/6

6:50 am-5:40 am

1 stop21h 50m

Buenos Aires Jorge Newbery

Tue 9/22

7:00 am-2:15 pm

1 stop32h 15m

$740

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery

IADAEP

Washington, D.C. Dulles Intl

Sun 9/6

6:50 am-5:40 am

1 stop21h 50m

Buenos Aires Jorge Newbery

Tue 9/22

7:00 am-4:20 am

2 stops22h 20m

$748

Washington, D.C.Buenos Aires

IAD Washington, D.C. Dulles Intl - AEP Buenos Aires Jorge Newbery

IADAEP

Washington, D.C. Dulles Intl

Tue 10/6

6:50 am-5:40 am

1 stop21h 50m

Buenos Aires Jorge Newbery

Fri 10/23

7:00 am-2:45 am

2 stops20h 45m

$759

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Pennsylvania to Buenos Aires Jorge Newbery Airport

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 airline that flies from Pennsylvania to Buenos Aires Jorge Newbery?

Delta, LATAM Airlines, and GOL are the most popular carriers operating from Pennsylvania to Buenos Aires Jorge Newbery

Cheap Pennsylvania to Buenos Aires Jorge Newbery Airport flight deals and tips

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

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Pennsylvania to Buenos Aires Jorge Newbery Airport takes 13h 05m
There are no direct flights from Pennsylvania to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from Pennsylvania to Buenos Aires Jorge Newbery Airport.
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Frequently asked questions about flying from Pennsylvania to Buenos Aires Jorge Newbery Airport

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

    Prices for flights from Pennsylvania to Buenos Aires Jorge Newbery Airport are refreshed on a daily basis.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Buenos Aires Jorge Newbery Airport.

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

    The necessary travel and health documents for your Buenos Aires Jorge Newbery Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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?

Flights from Pennsylvania to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search for Pennsylvania to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Buenos Aires from Pennsylvania 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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