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Buenos Aires

$251+ Cheap flights from the United States to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUE
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from USA to Buenos Aires

Cheapest flights from USA to Buenos Aires
Explore the most affordable flight options available from USA to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This SmartFares deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/184:35 pm
IAD
-
EZE
1 stop29h 23m
Copa Airlines
Wed 3/259:16 am
EZE
-
IAD
1 stop19h 59m
Copa Airlines
Deal found 2/1$600
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/512:50 pm
IAD
-
EZE
1 stop16h 30m
United Airlines
Sat 2/710:05 pm
EZE
-
IAD
1 stop24h 44m
United Airlines
Deal found 2/1$601
This oojo deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:50 am
IAD
-
EZE
1 stop21h 50m
Avianca
Thu 4/307:10 am
EZE
-
IAD
1 stop23h 10m
Avianca
Deal found 2/1$603
This American Airlines deal was found by Cheapflights users on 1/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/47:01 am
IAD
-
EZE
2 stops24h 09m
American Airlines
Fri 2/68:45 pm
EZE
-
IAD
2 stops17h 51m
American Airlines
Deal found 1/31$605
This Avianca deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:45 am
IAD
-
EZE
1 stop22h 05m
Avianca
Tue 3/314:50 pm
EZE
-
IAD
1 stop13h 30m
Avianca
Deal found 2/2$606
This Copa Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/52:21 am
IAD
-
EZE
1 stop19h 04m
Copa Airlines
Sun 4/192:57 pm
EZE
-
IAD
1 stop14h 25m
Copa Airlines
Deal found 2/2$609
This Avianca deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/223:35 pm
IAD
-
EZE
1 stop13h 15m
Avianca
Tue 3/314:50 pm
EZE
-
IAD
1 stop13h 30m
Avianca
Deal found 2/3$611
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:03 am
IAD
-
EZE
1 stop23h 17m
United Airlines
Sun 3/111:55 pm
EZE
-
IAD
1 stop24h 21m
United Airlines
Deal found 2/2$612
This United Airlines deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/285:35 pm
IAD
-
EZE
1 stop35h 45m
United Airlines
Sat 3/710:55 pm
EZE
-
IAD
1 stop25h 56m
United Airlines
Deal found 2/1$617
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/56:03 am
IAD
-
EZE
1 stop23h 17m
United Airlines
Sun 2/810:05 pm
EZE
-
IAD
1 stop24h 44m
United Airlines
Deal found 2/2$621
This Gotogate deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1212:15 am
LAX
-
EZE
2 stops25h 25m
Avianca
Mon 4/204:50 pm
EZE
-
LAX
2 stops23h 35m
Avianca
Deal found 2/1$642
This Avianca deal was found by Cheapflights users on 2/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/812:15 am
LAX
-
EZE
2 stops25h 25m
Avianca
Mon 4/204:50 pm
EZE
-
LAX
3 stops24h 20m
Avianca
Deal found 2/1$646

Find flight deals from USA to Buenos Aires

Keep the following information in mind while searching for USA to Buenos Aires flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$600
(SmartFares)

One-way from

$251
(Avianca)

Popular in

December

Cheapest in

November

Average price

$1,118

Good round-trip deal

$736 or less

Good one-way deal

$317 or less
Provider with most accurate pricing for New York (NYC)-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Buenos Aires (BUE) flights.
Search Deals
From USA to Buenos Aires (BUE)
Search Deals
One-way flight from USA to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from USA to Buenos Aires (BUE).
Search Deals
Price to beat on a one-way flight from USA to Buenos Aires (BUE).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA 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, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
Use the filters below to find and compare flights from the United States to Buenos Aires that are best for you.

Fly from

USA

Fly to

Buenos Aires

Route

Depart

Return

Price

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 3/15

6:45 am-12:35 am

1 stop16h 50m

Buenos Aires Ministro Pistarini

Tue 3/31

7:10 am-2:45 am

2 stops20h 35m

$607

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 3/19

10:05 pm-8:20 am

1 stop33h 15m

Buenos Aires Ministro Pistarini

Mon 3/23

9:05 pm-11:28 am

1 stop15h 23m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 4/5

2:21 am-10:25 pm

1 stop19h 04m

Buenos Aires Ministro Pistarini

Sun 4/19

2:57 pm-4:22 am

1 stop14h 25m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Wed 4/29

2:21 am-12:50 am

1 stop21h 29m

Buenos Aires Ministro Pistarini

Sat 5/9

9:02 am-4:21 am

1 stop20h 19m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 4/19

9:32 am-12:50 am

1 stop14h 18m

Buenos Aires Ministro Pistarini

Mon 4/27

5:34 am-4:22 am

1 stop23h 48m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Mon 4/20

2:21 am-12:50 am

1 stop21h 29m

Buenos Aires Ministro Pistarini

Tue 5/5

5:25 am-4:21 am

1 stop23h 56m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 4/12

9:32 am-2:30 am

1 stop15h 58m

Buenos Aires Ministro Pistarini

Sun 7/5

2:49 pm-4:21 am

1 stop14h 32m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 4/11

2:21 am-10:25 pm

1 stop19h 04m

Buenos Aires Ministro Pistarini

Thu 7/2

3:48 am-12:33 am

1 stop21h 45m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 4/9

9:32 am-2:30 am

1 stop15h 58m

Buenos Aires Ministro Pistarini

Mon 4/13

9:11 am-4:22 am

1 stop20h 11m

$609

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 6/13

2:21 am-2:30 am

1 stop23h 09m

Buenos Aires Ministro Pistarini

Sun 6/28

2:49 pm-4:21 am

1 stop14h 32m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

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Best time to book a flight from USA to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from USA with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from the United States to Buenos Aires

What is the cheapest month to book a flight from USA to Buenos Aires?

Currently, May is the cheapest month in which you can book a flight from USA to Buenos Aires (average of $268). Flying from USA to Buenos Aires in March is currently the most expensive (average of $663). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from US to BUE?

Find hourly flight availability from USA to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2026.

A simple way to save on the total cost of your ticket is to fly from USA to Buenos Aires in the afternoon. If you’re flexible enough to do this you can expect to save up to 36% on your trip compared to booking a flight at noon.

How often are flights from the United States to Buenos Aires delayed?

About 27% of weekly flights between United States and Buenos Aires have experienced delays in the past year, with the average delay time being 182 minutes.

What is the most punctual flight time for the United States to Buenos Aires flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on the United States to Buenos Aires flights?

Over the last year, LATAM Airlines have had the lowest number of delays on this route, with just 12% of flights being delayed.

The best insider tips for theUnited States to Buenos Aires flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Buenos Aires trip
Our travel experts
Paul Rubio

Paul Rubio

Expert on LATAM Airlines

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Marisa Garcia

Marisa Garcia

Expert on American Airlines and Aerolineas Argentinas

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on Delta and United Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Matt Meltzer

Matt Meltzer

Expert on Avianca

Matt Meltzer has been a travel writer for over a decade, covering U.S. domestic locations and hotels for Thrillist, Fifty Grande, Matador Network, Conde Nast Traveler, and other top publications. He's won multiple travel journalism awards from the Society of American Travel Writers and North American Travel Journalists Association, and currently resides in South Florida.

Read more
Taryn White

Taryn White

Expert on EZE

Taryn White is a freelance travel writer, digital creator, and travel advisor who has visited nearly 100 countries and all 50 states. She’s familiar with many airports and enjoys beach hopping, boutique hotels, spa experiences, and exploring local culture. Her work has appeared in Travel + Leisure, Condé Nast Traveler, National Geographic, Smithsonian Magazine, AFAR, and more.

Read more

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated February 3, 2026.
See what other customers who have flown with Aerolineas Argentinas, Delta, and LATAM Airlines from the United States to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.0
Very good
1,008 reviews

Crew

8.4

Comfort

7.5

Entertainment

5.8

Overall

8.0

Boarding

8.0

Food

6.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
Aerolineas Argentinas
8.0
Very good
1,008 reviews
Aerolineas Argentinas
8.0
Very good
1,008 reviews

Crew

8.4

Comfort

7.5

Entertainment

5.8

Overall

8.0

Boarding

8.0

Food

6.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
Delta
7.9
Good
8,139 reviews
Aerolineas Argentinas
8.0
Very good
1,008 reviews

Crew

8.4

Comfort

7.5

Entertainment

5.8

Overall

8.0

Boarding

8.0

Food

6.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
LATAM Airlines
7.5
Good
1,918 reviews
Aerolineas Argentinas
8.0
Very good
1,008 reviews

Crew

8.4

Comfort

7.5

Entertainment

5.8

Overall

8.0

Boarding

8.0

Food

6.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
United Airlines
7.4
Good
9,236 reviews
Aerolineas Argentinas
8.0
Very good
1,008 reviews

Crew

8.4

Comfort

7.5

Entertainment

5.8

Overall

8.0

Boarding

8.0

Food

6.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.
American Airlines
7.2
Good
11,218 reviews
Aerolineas Argentinas
8.0
Very good
1,008 reviews

Crew

8.4

Comfort

7.5

Entertainment

5.8

Overall

8.0

Boarding

8.0

Food

6.5

Reviews

1 / 6
8.0
Excellent

adam,Jan 2026

USH - EZE

Gate change was not announced. Groupings for boarding a little disorganized. Otherwise all good.

Related info for your journey

Find useful and relevant information for your journey from USA to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from USA to Buenos Aires?

    Airlines like Avianca, United Airlines, and Copa Airlines fly from USA to Buenos Aires in about 19h 04m. The time it takes to get you to your destination can typically vary by up to 14h 11m. The distance from USA to Buenos Aires is about 5235 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from USA to Buenos Aires one-way?

    The cheapest airlines for a one-way flight from USA to Buenos Aires are Arajet ($207), Delta ($233), and Avianca ($235).

  • What are the most popular routes from USA to Buenos Aires?

    The most popular flight routes from USA to Buenos Aires are Miami - Buenos Aires Ministro Pistarini, New York John F Kennedy Intl - Buenos Aires Ministro Pistarini and New York John F Kennedy Intl - Buenos Aires Jorge Newbery.

  • Can I find deals for flights from USA to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on USA to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from USA to Buenos Aires.

  • Can I find deals for business class flights from USA to Buenos Aires?

    Yes. Cheapflights offers flight deals from USA to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from USA to Buenos Aires?

    Currently, May is the cheapest month in which you can book a flight from USA to Buenos Aires (average of $268). Flying from USA to Buenos Aires in March is currently the most expensive (average of $663). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for USA to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
Miami to Ministro Pistarini flights
John F Kennedy Intl to Ministro Pistarini flights
John F Kennedy Intl to Jorge Newbery flights
Miami to Jorge Newbery flights
LaGuardia to Ministro Pistarini flights
Newark to Ministro Pistarini flights
Dallas/Fort Worth to Ministro Pistarini flights
Los Angeles to Ministro Pistarini flights
Dulles Intl to Ministro Pistarini flights
Dallas/Fort Worth to Jorge Newbery flights
San Francisco to Ministro Pistarini flights
Reagan-National to Ministro Pistarini flights
Baltimore to Ministro Pistarini flights
Hobby to Ministro Pistarini flights
Dulles Intl to Jorge Newbery flights
Los Angeles to Jorge Newbery flights
Boston to Ministro Pistarini flights
Atlanta to Ministro Pistarini flights
Boston to Jorge Newbery flights
Newark to Jorge Newbery flights
Seattle to Ministro Pistarini flights
O'Hare Intl to Ministro Pistarini flights
Denver to Ministro Pistarini flights
San Francisco to Jorge Newbery flights
Austin to Ministro Pistarini flights
Seattle to Jorge Newbery flights
George Bush Intcntl to Ministro Pistarini flights
Tallahassee to Ministro Pistarini flights
Orlando to Ministro Pistarini flights
Hobby to Jorge Newbery flights
Orlando to Jorge Newbery flights
Fort Lauderdale to Ministro Pistarini flights
Love Field to Ministro Pistarini flights
Austin to Jorge Newbery flights
Mexico City to Ministro Pistarini flights
Denver to Jorge Newbery flights
Midway to Ministro Pistarini flights
Atlanta to Jorge Newbery flights
John F Kennedy Intl to Mendoza flights
San Diego to Ministro Pistarini flights
Tampa to Ministro Pistarini flights
Miami to Cordoba flights
Ontario to Ministro Pistarini flights
Salt Lake City to Ministro Pistarini flights
Tampa to Jorge Newbery flights
Sky Harbor Intl to Ministro Pistarini flights

Top 10 airlines flying from USA to Buenos Aires

Discover the top 10 airlines that operate flights from USA to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapest$318Average$802FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$330Average$843FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$333Average$1,030FlexibilityNo cancel feeOn-time70%
DeltaCheapest$338Average$1,248FlexibilityNo cancel feeOn-timeN/A
LATAM AirlinesCheapest$486Average$1,080FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$614Average$1,080FlexibilityNo cancel feeOn-time69%
BoACheapest$671Average$805FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$681Average$1,157FlexibilityNo cancel feeOn-time71%
Aerolineas ArgentinasCheapest$690Average$835FlexibilityNo cancel feeOn-time59%
AeromexicoCheapest$1,119Average$1,318FlexibilityNo cancel feeOn-timeN/A

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