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Cheap flights from the United States to Buenos Aires from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Buenos Aires

Recent round-trip flight deals from the United States to Buenos Aires

Enter your travel dates to find the best prices.
Sky Airline Logo
10:50 am - 8:40 pmMIA  Miami-AEP Buenos Aires Jorge Newbery
32h 50m2 stops Lima J Chavez Intl Santiago Arturo Merino Benitez
Sky Airline Logo
11:50 am - 8:10 amAEP  Buenos Aires Jorge Newbery-MIA Miami
21h 20m2 stops Santiago Arturo Merino Benitez Lima J Chavez Intl
$661Sky Airline
Sun, Oct 4 - Thu, Oct 29
Sky Airline Logo
9:50 am - 11:00 amMIA  Miami-AEP Buenos Aires Jorge Newbery
23h 10m2 stops Lima J Chavez Intl Santiago Arturo Merino Benitez
Sky Airline Logo
9:00 am - 7:10 amAEP  Buenos Aires Jorge Newbery-MIA Miami
24h 10m1 stop Lima J Chavez Intl
$666Sky Airline
Wed, Dec 2 - Thu, Dec 10
Sky Airline Logo
10:50 am - 8:30 amMIA  Miami-AEP Buenos Aires Jorge Newbery
20h 40m1 stop Lima J Chavez Intl
Sky Airline Logo
9:35 am - 8:10 amAEP  Buenos Aires Jorge Newbery-MIA Miami
23h 35m1 stop Lima J Chavez Intl
$666Sky Airline
Thu, Oct 22 - Tue, Oct 27
Sky Airline Logo
9:50 am - 7:30 amMIA  Miami-AEP Buenos Aires Jorge Newbery
19h 40m1 stop Lima J Chavez Intl
Sky Airline Logo
9:00 am - 7:10 amAEP  Buenos Aires Jorge Newbery-MIA Miami
24h 10m1 stop Lima J Chavez Intl
$666Sky Airline
Wed, Dec 2 - Thu, Dec 10
LATAM Airlines Logo
5:30 pm - 7:40 pmMIA  Miami-AEP Buenos Aires Jorge Newbery
25h 10m2 stops Bogotá El Dorado Santiago Arturo Merino Benitez
LATAM Airlines Logo
9:00 pm - 8:25 pmAEP  Buenos Aires Jorge Newbery-MIA Miami
24h 25m2 stops Santiago Arturo Merino Benitez Punta Cana
$673LATAM Airlines
Thu, Sep 24 - Thu, Oct 1
LATAM Airlines Logo
4:55 pm - 8:30 amMIA  Miami-AEP Buenos Aires Jorge Newbery
14h 35m1 stop Lima J Chavez Intl
LATAM Airlines Logo
9:45 pm - 8:20 pmAEP  Buenos Aires Jorge Newbery-MIA Miami
23h 35m1 stop Sao Paulo Guarulhos Intl
$673LATAM Airlines
Mon, Sep 7 - Mon, Sep 14
LATAM Airlines Logo
4:59 pm - 7:40 pmBWI  Baltimore/Washington-AEP Buenos Aires Jorge Newbery
24h 41m2 stops Atlanta Hartsfield-Jackson Santiago Arturo Merino Benitez
LATAM Airlines Logo
11:45 am - 11:04 amAEP  Buenos Aires Jorge Newbery-BWI Baltimore/Washington
25h 19m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$690LATAM Airlines
Sun, Nov 15 - Wed, Nov 18
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
3:35 pm - 5:40 amIAD  Washington, D.C. Dulles Intl-AEP Buenos Aires Jorge Newbery
13h 05m1 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
Thu, Sep 10 - Thu, Sep 24

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LATAM Airlines flights from United States to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on United States to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
Sep 7
MIA4:55 pmMiami
14h 35m
1 stop
AEP8:30 amBuenos Aires Jorge Newbery
Sep 14
AEP9:45 pmBuenos Aires Jorge Newbery
23h 35m
1 stop
MIA8:20 pmMiami
$673
LATAM Airlines
Aug 20
MIA10:50 amMiami
21h 40m
1 stop
AEP9:30 amBuenos Aires Jorge Newbery
Sep 2
AEP9:00 pmBuenos Aires Jorge Newbery
13h 25m
1 stop
MIA9:25 amMiami
$698
LATAM Airlines
Aug 20
MIA5:30 pmMiami
24h 00m
2 stops
AEP6:30 pmBuenos Aires Jorge Newbery
Sep 2
AEP3:45 pmBuenos Aires Jorge Newbery
18h 40m
1 stop
MIA9:25 amMiami
$703

Avianca flights from United States to Buenos Aires Jorge Newbery Airport

Our best Avianca deals on United States to Buenos Aires Jorge Newbery Airport flight tickets
Avianca
Aug 20
MIA7:50 pmMiami
15h 10m
1 stop
AEP12:00 pmBuenos Aires Jorge Newbery
Sep 2
AEP7:00 amBuenos Aires Jorge Newbery
12h 05m
1 stop
MIA6:05 pmMiami
$729
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

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 13, 2026.
Use the filters below to find and compare flights from the United States to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiBuenos Aires

MIA Miami - AEP Buenos Aires Jorge Newbery

MIAAEP

Miami

Sun 10/4

10:50 am-8:40 pm

2 stops32h 50m

Buenos Aires Jorge Newbery

Thu 10/29

11:50 am-8:10 am

2 stops21h 20m

$661

MiamiBuenos Aires

MIA Miami - AEP Buenos Aires Jorge Newbery

MIAAEP

Miami

Wed 12/2

9:50 am-11:00 am

2 stops23h 10m

Buenos Aires Jorge Newbery

Thu 12/10

9:00 am-7:10 am

1 stop24h 10m

$666

MiamiBuenos Aires

MIA Miami - AEP Buenos Aires Jorge Newbery

MIAAEP

Miami

Thu 10/22

10:50 am-8:30 am

1 stop20h 40m

Buenos Aires Jorge Newbery

Tue 10/27

9:35 am-8:10 am

1 stop23h 35m

$666

MiamiBuenos Aires

MIA Miami - AEP Buenos Aires Jorge Newbery

MIAAEP

Miami

Wed 12/2

9:50 am-7:30 am

1 stop19h 40m

Buenos Aires Jorge Newbery

Thu 12/10

9:00 am-7:10 am

1 stop24h 10m

$666

MiamiBuenos Aires

MIA Miami - AEP Buenos Aires Jorge Newbery

MIAAEP

Miami

Thu 9/24

5:30 pm-7:40 pm

2 stops25h 10m

Buenos Aires Jorge Newbery

Thu 10/1

9:00 pm-8:25 pm

2 stops24h 25m

$673

MiamiBuenos Aires

MIA Miami - AEP Buenos Aires Jorge Newbery

MIAAEP

Miami

Mon 9/7

4:55 pm-8:30 am

1 stop14h 35m

Buenos Aires Jorge Newbery

Mon 9/14

9:45 pm-8:20 pm

1 stop23h 35m

$673

BaltimoreBuenos Aires

BWI Baltimore/Washington - AEP Buenos Aires Jorge Newbery

BWIAEP

Baltimore/Washington

Sun 11/15

4:59 pm-7:40 pm

2 stops24h 41m

Buenos Aires Jorge Newbery

Wed 11/18

11:45 am-11:04 am

2 stops25h 19m

$690

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
Quickest round-trip

Washington, D.C.Buenos Aires

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

IADAEP

Washington, D.C. Dulles Intl

Thu 9/10

3:35 pm-5:40 am

1 stop13h 05m

Buenos Aires Jorge Newbery

Thu 9/24

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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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from United States 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 month to fly to Buenos Aires Jorge Newbery Airport?

The cheapest month to fly to Buenos Aires Jorge Newbery Airport from United States is in September. Flight prices, which tend to average around $764, are often lower during this time because this is during the off-season. If you aren’t able to travel to Buenos Aires Jorge Newbery Airport during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $853.

Can stopping save me money on United States to Buenos Aires Jorge Newbery Airport flights?

You could potentially save up to 5% on your flight if you consider stops on a United States to Buenos Aires Jorge Newbery Airport flight.

Cheap United States to Buenos Aires Jorge Newbery Airport flight deals and tips

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

Fastest flight time

11h 15m

Direct flights

None
The fastest flight from United States to Buenos Aires Jorge Newbery Airport takes 11h 15m
There are no direct flights from United States to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from United States to Buenos Aires Jorge Newbery Airport.
Search flight deals

Frequently asked questions about flying from the United States to Buenos Aires Jorge Newbery Airport

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

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

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

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

    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 United States to Buenos Aires Jorge Newbery Airport.

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

    The required travel and health documents for your Buenos Aires Jorge Newbery Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires Jorge Newbery Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United States to Buenos Aires Jorge Newbery Airport

Compare and see reviews for airlines that fly from United States to Buenos Aires Jorge Newbery Airport with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $745Free CancellationRating
7.4
1,979 reviews
Search LATAM Airlines flights
AviancaPriceFrom $827Free CancellationRating
6.5
2,534 reviews
Search Avianca flights

Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Buenos Aires.

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

Yes momondo offers price alerts on flights to Buenos Aires from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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