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Cheap flights from the United States to Buenos Aires from $246

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 11/17. 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 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.
LATAM Airlines Logo
12:11 pm - 10:30 amIAD-AEP
20h 19m2 stops
LATAM Airlines Logo
3:40 pm - 11:31 amAEP-IAD
21h 51m2 stops
$640LATAM Airlines
Find Deal
Tue, Nov 18 - Sat, Nov 22
Avianca Logo
5:45 am - 5:40 amIAD-AEP
22h 55m2 stops
Avianca Logo
7:00 am - 2:45 amAEP-IAD
20h 45m2 stops
$646Avianca
Find Deal
Tue, Apr 21 - Wed, Apr 29
Avianca Logo
5:45 am - 5:40 amIAD-AEP
21h 55m1 stop
Avianca Logo
7:00 am - 4:25 amAEP-IAD
23h 25m1 stop
$647Avianca
Find Deal
Sun, Nov 16 - Sun, Nov 23
Avianca Logo
5:45 am - 5:40 amIAD-AEP
21h 55m1 stop
Avianca Logo
7:00 am - 4:25 amAEP-IAD
23h 25m1 stop
$652Avianca
Find Deal
Wed, Nov 19 - Sun, Nov 23
Avianca Logo
2:35 pm - 5:40 amIAD-AEP
13h 05m1 stop
Avianca Logo
7:00 am - 12:10 amAEP-IAD
19h 10m3 stops
$657Avianca
Find Deal
Sun, Nov 16 - Wed, Dec 3
Avianca Logo
5:45 am - 5:40 amIAD-AEP
21h 55m1 stop
Avianca Logo
7:00 am - 3:10 amAEP-IAD
22h 10m2 stops
$665Avianca
Find Deal
Sun, Nov 16 - Sun, Nov 23
LATAM Airlines Logo
9:55 pm - 4:00 pmLAX-AEP
37h 05m2 stops
LATAM Airlines Logo
12:40 pm - 6:20 amAEP-LAX
22h 40m1 stop
$669LATAM Airlines
Find Deal
Tue, Nov 18 - Fri, Nov 21
Multiple Airlines Logo
12:00 pm - 1:00 pmEWR-AEP
24h 00m2 stops
Multiple Airlines Logo
12:40 am - 11:35 pmAEP-EWR
23h 55m3 stops
$672Multiple Airlines
Find Deal
Thu, Mar 19 - Wed, Mar 25
Avianca Logo
5:45 am - 5:40 amIAD-AEP
21h 55m1 stop
Avianca Logo
7:00 am - 1:40 amAEP-IAD
20h 40m2 stops
$672Avianca
Find Deal
Wed, Nov 19 - Sun, Nov 23
LATAM Airlines Logo
12:23 pm - 10:30 amIAD-AEP
20h 07m2 stops
LATAM Airlines Logo
5:15 pm - 12:24 amAEP-IAD
33h 09m2 stops
$684LATAM Airlines
Find Deal
Thu, Jan 22 - Tue, Feb 3

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
Nov 18
IAD12:11 pmWashington, D.C. Dulles Intl
20h 19m
2 stops
AEP10:30 amBuenos Aires Jorge Newbery
Nov 22
AEP3:40 pmBuenos Aires Jorge Newbery
21h 51m
2 stops
IAD11:31 amWashington, D.C. Dulles Intl
$640
Find similar
LATAM Airlines
Nov 18
LAX9:55 pmLos Angeles
37h 05m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Nov 21
AEP12:40 pmBuenos Aires Jorge Newbery
22h 40m
1 stop
LAX6:20 amLos Angeles
$669
Find similar
LATAM Airlines
Jan 22
IAD12:23 pmWashington, D.C. Dulles Intl
20h 07m
2 stops
AEP10:30 amBuenos Aires Jorge Newbery
Feb 3
AEP5:15 pmBuenos Aires Jorge Newbery
33h 09m
2 stops
IAD12:24 amWashington, D.C. Dulles Intl
$684
Find similar

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
Apr 21
IAD5:45 amWashington, D.C. Dulles Intl
22h 55m
2 stops
AEP5:40 amBuenos Aires Jorge Newbery
Apr 29
AEP7:00 amBuenos Aires Jorge Newbery
20h 45m
2 stops
IAD2:45 amWashington, D.C. Dulles Intl
$646
Find similar
Avianca
Nov 16
IAD5:45 amWashington, D.C. Dulles Intl
21h 55m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
Nov 23
AEP7:00 amBuenos Aires Jorge Newbery
23h 25m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
$647
Find similar
Avianca
Nov 19
IAD5:45 amWashington, D.C. Dulles Intl
21h 55m
1 stop
AEP5:40 amBuenos Aires Jorge Newbery
Nov 23
AEP7:00 amBuenos Aires Jorge Newbery
23h 25m
1 stop
IAD4:25 amWashington, D.C. Dulles Intl
$652
Find similar

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 November 3, 2025.
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

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Tue 11/18

12:11 pm-10:30 am

2 stops20h 19m

Buenos Aires Jorge Newbery

Sat 11/22

3:40 pm-11:31 am

2 stops21h 51m

$640

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Tue 4/21

5:45 am-5:40 am

2 stops22h 55m

Buenos Aires Jorge Newbery

Wed 4/29

7:00 am-2:45 am

2 stops20h 45m

$646

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Sun 11/16

5:45 am-5:40 am

1 stop21h 55m

Buenos Aires Jorge Newbery

Sun 11/23

7:00 am-4:25 am

1 stop23h 25m

$647

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Wed 11/19

5:45 am-5:40 am

1 stop21h 55m

Buenos Aires Jorge Newbery

Sun 11/23

7:00 am-4:25 am

1 stop23h 25m

$652

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Sun 11/16

2:35 pm-5:40 am

1 stop13h 05m

Buenos Aires Jorge Newbery

Wed 12/3

7:00 am-12:10 am

3 stops19h 10m

$657

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Sun 11/16

5:45 am-5:40 am

1 stop21h 55m

Buenos Aires Jorge Newbery

Sun 11/23

7:00 am-3:10 am

2 stops22h 10m

$665

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Tue 11/18

9:55 pm-4:00 pm

2 stops37h 05m

Buenos Aires Jorge Newbery

Fri 11/21

12:40 pm-6:20 am

1 stop22h 40m

$669

NewarkBuenos Aires

EWR - AEP

EWRAEP

Newark

Thu 3/19

12:00 pm-1:00 pm

2 stops24h 00m

Buenos Aires Jorge Newbery

Wed 3/25

12:40 am-11:35 pm

3 stops23h 55m

$672

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Wed 11/19

5:45 am-5:40 am

1 stop21h 55m

Buenos Aires Jorge Newbery

Sun 11/23

7:00 am-1:40 am

2 stops20h 40m

$672

Washington, D.C.Buenos Aires

IAD - AEP

IADAEP

Washington, D.C. Dulles Intl

Thu 1/22

12:23 pm-10:30 am

2 stops20h 07m

Buenos Aires Jorge Newbery

Tue 2/3

5:15 pm-12:24 am

2 stops33h 09m

$684

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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 March. Flight prices, which tend to average around $690, 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 March, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $782.

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

The cheapest day to depart from United States to Buenos Aires Jorge Newbery Airport is on a Saturday. Travelers who choose to depart for Buenos Aires Jorge Newbery Airport on a Saturday will often find tickets for as low as $908. The most expensive day to fly to Buenos Aires Jorge Newbery Airport is Thursday, with ticket prices averaging around $1,056.

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

Flying to Buenos Aires Jorge Newbery Airport from United States in the evening is the least expensive time of day to depart. momondo users have found prices as low as $895 when looking at flights departing in the evening. At noon is when there is more demand to fly to Buenos Aires Jorge Newbery Airport, so prices are often more expensive at around $1,380 per ticket.

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

Direct flights

None
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.
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  • 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 $517Free CancellationRating
7.5
1,873 reviews
Search LATAM Airlines flights
Aerolineas ArgentinasPriceFrom $668Free CancellationRating
8.1
957 reviews
Search Aerolineas Argentinas flights
AviancaPriceFrom $712Free CancellationRating
6.6
2,467 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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