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 United Airlines ($270), Avianca ($278), and Copa Airlines ($283).

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.

What are the most popular airlines that fly from USA to Buenos Aires?

When booking a flight from USA to Buenos Aires, you may want to consider flying on American Airlines, Avianca or Copa Airlines as they are the most popular for this route.

How far in advance should I book a flight from USA to Buenos Aires?

Users have found that booking a flight from USA to Buenos Aires at least 37 days early can save you up to 9% on average compared to booking a flight this week. If booking 37 days before your flight isn’t an option for you, users have found flights from USA to Buenos Aires for as little as $941 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $981 for flights departing within the next 3 days.

What is the cheapest month to fly from USA to Buenos Aires?

Our data shows that May tends to be the cheapest month to fly to Buenos Aires from USA. Users have commonly found prices around $1,030 for the month, but tickets can be as low as $568. Due to multiple factors, prepare for potentially higher prices in December.

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.

$588+ Flights from the United States to Buenos Aires - Compare & Save Big

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Cheap flight deals from USA to Buenos Aires

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$619 (Priceline)
One-way from	$270 (United Airlines)
Popular in	December
Cheapest in	May
Average price	$998
Good round-trip deal	$843 or less
Good one-way deal	$450 or less

Provider with most accurate pricing for New York (NYC)-Buenos Aires (BUE) flight deals.

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Provider most trusted by Cheapflights users for New York (NYC)-Buenos Aires (BUE) flights.

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From USA to Buenos Aires (BUE)

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One-way flight from USA to Buenos Aires (BUE)

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Highest demand for flights based on searches. 8% potential increase in price ($94 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Price to beat on a round-trip flight from USA to Buenos Aires (BUE).

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Price to beat on a one-way flight from USA to Buenos Aires (BUE).

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Find 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 April 29, 2025.

Sun 6/82:35 amIAD - EZE

3 stops20h 35mAvianca

Tue 6/244:45 pmEZE - IAD

1 stop22h 15mAvianca

Deal found 4/29

$619

Mon 11/247:50 pmIAD - EZE

1 stop35h 10mDelta

Thu 12/48:55 pmEZE - IAD

1 stop19h 02mDelta

Deal found 4/28

$622

Thu 11/2710:06 pmIAD - EZE

1 stop31h 14mUnited Airlines

Wed 12/311:55 pmEZE - IAD

1 stop24h 41mUnited Airlines

Deal found 4/28

$624

Sat 9/139:34 amIAD - EZE

1 stop17h 40mCopa Airlines

Wed 9/245:03 amEZE - IAD

1 stop24h 19mCopa Airlines

Deal found 4/29

$630

Tue 9/212:30 pmIAD - EZE

2 stops28h 43mLATAM Airlines

Fri 9/197:35 amEZE - IAD

2 stops26h 36mLATAM Airlines

Deal found 4/29

$687

Thu 5/111:20 amMIA - EZE

1 stop11h 50mAvianca

Wed 6/46:50 amEZE - MIA

1 stop22h 10mAvianca

Deal found 4/28

$701

Thu 5/1510:30 amMIA - AEP

1 stop23h 00mLATAM Airlines

Wed 5/218:10 pmAEP - MIA

1 stop12h 05mLATAM Airlines

Deal found 4/28

$701

Fri 11/144:18 pmMIA - EZE

1 stop14h 43mMultiple Airlines

Sat 11/292:30 amEZE - MIA

3 stops34h 50mMultiple Airlines

Deal found 4/29

$702

Fri 6/2010:40 amMIA - AEP

1 stop14h 40mMultiple Airlines

Sat 6/2810:20 amAEP - MIA

2 stops24h 30mMultiple Airlines

Deal found 4/29

$702

Sun 5/1810:40 pmMIA - EZE

1 stop18h 32mLATAM Airlines

Fri 5/236:10 amEZE - MIA

1 stop25h 10mLATAM Airlines

Deal found 4/28

$703

Tue 6/171:05 amIAD - EZE

3 stops25h 35mMultiple Airlines

Mon 6/231:40 amEZE - IAD

2 stops23h 05mMultiple Airlines

Deal found 4/28

$714

Sat 5/109:40 pmMIA - AEP

2 stops31h 00mAvianca

Sat 5/177:00 amAEP - MIA

1 stop11h 55mAvianca

Deal found 4/28

$719

Best flights from USA to Buenos Aires
Discover carefully curated flight deals from USA to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Sun 6/82:35 amIAD - EZE

3 stops20h 35mAvianca

Tue 6/244:45 pmEZE - IAD

1 stop22h 15mAvianca

Deal found 4/29

$619

Mon 9/13:00 pmIAD - EZE

1 stop17h 45mDelta

Fri 10/37:40 amEZE - IAD

2 stops26h 31mDelta

Deal found 4/29

$629

Sat 9/139:34 amIAD - EZE

1 stop17h 40mCopa Airlines

Wed 9/245:03 amEZE - IAD

1 stop24h 19mCopa Airlines

Deal found 4/29

$630

Mon 6/161:08 pmIAD - EZE

2 stops20h 07mAmerican Airlines

Wed 6/258:30 pmEZE - IAD

2 stops21h 41mAmerican Airlines

Deal found 4/29

$634

Wed 5/1412:45 pmIAD - EZE

1 stop18h 15mUnited Airlines

Sun 5/189:00 pmEZE - IAD

1 stop27h 58mUnited Airlines

Deal found 4/29

$638

Tue 9/212:30 pmIAD - EZE

2 stops28h 43mLATAM Airlines

Fri 9/197:35 amEZE - IAD

2 stops26h 36mLATAM Airlines

Deal found 4/29

$687

Fri 6/2010:40 amMIA - AEP

1 stop14h 40mMultiple Airlines

Sat 6/2810:20 amAEP - MIA

2 stops24h 30mMultiple Airlines

Deal found 4/29

$702

Thu 5/1510:35 pmMIA - AEP

1 stop13h 25mGOL

Fri 5/303:40 amAEP - MIA

1 stop14h 40mGOL

Deal found 4/28

$745

Mon 9/89:10 amMIA - EZE

Nonstop9h 05mAerolineas Argentinas

Mon 9/158:00 amEZE - MIA

Nonstop9h 15mAerolineas Argentinas

Deal found 4/29

$755

Wed 6/118:15 pmLGA - EZE

2 stops17h 15mAir Canada

Wed 6/254:35 pmEZE - LGA

2 stops23h 10mAir Canada

Deal found 4/29

$829

Mon 5/198:01 amEWR - EZE

1 stop36h 24mAeromexico

Tue 6/311:25 pmEZE - EWR

1 stop24h 35mAeromexico

Deal found 4/28

$837

Mon 5/195:10 pmEWR - EZE

1 stop21h 10mLufthansa

Mon 6/23:47 amEZE - EWR

1 stop26h 13mLufthansa

Deal found 4/28

$1,236

Last-minute flights from USA to Buenos Aires
Discover last-minute flight deals from USA to Buenos Aires. Data last updated April 29, 2025 and is based on user searches.

Thu 5/111:20 amMIA - EZE

1 stop11h 50mAvianca

Wed 6/46:50 amEZE - MIA

1 stop22h 10mAvianca

Deal found 4/28

$701

Sun 5/42:21 amIAD - EZE

1 stop21h 26mCopa Airlines

Fri 8/152:32 pmEZE - IAD

1 stop14h 48mCopa Airlines

Deal found 4/28

$646

Mon 5/512:11 pmIAD - EZE

2 stops22h 36mLATAM Airlines

Tue 5/137:30 amEZE - IAD

2 stops26h 44mLATAM Airlines

Deal found 4/29

$687

Mon 5/510:14 pmLAX - EZE

1 stop19h 57mCopa Airlines

Mon 5/122:32 pmEZE - LAX

1 stop30h 27mCopa Airlines

Deal found 4/28

$742

Mon 5/510:20 pmMIA - AEP

1 stop32h 20mLATAM Airlines

Wed 5/710:55 pmAEP - MIA

2 stops27h 30mLATAM Airlines

Deal found 4/28

$750

Tue 5/66:00 amIAD - EZE

1 stop25h 00mUnited Airlines

Mon 5/199:00 pmEZE - IAD

1 stop15h 30mUnited Airlines

Deal found 4/29

$629

Tue 5/611:20 amMIA - EZE

2 stops16h 05mAvianca

Wed 5/142:30 amEZE - MIA

1 stop15h 45mAvianca

Deal found 4/28

$702

Tue 5/612:29 pmIAD - EZE

1 stop20h 16mDelta

Tue 5/138:10 pmEZE - IAD

1 stop14h 04mDelta

Deal found 4/29

$728

Tue 5/612:45 pmIAD - EZE

1 stop18h 15mUnited Airlines

Sun 5/119:00 pmEZE - IAD

1 stop24h 51mUnited Airlines

Deal found 4/29

$629

Wed 5/77:00 amIAD - EZE

1 stop16h 10mAvianca

Tue 5/204:45 pmEZE - IAD

1 stop13h 50mAvianca

Deal found 4/28

$642

Wed 5/78:15 amMIA - EZE

2 stops20h 20mMultiple Airlines

Thu 6/54:50 amEZE - MIA

1 stop28h 30mMultiple Airlines

Deal found 4/29

$704

Wed 5/77:55 amMIA - AEP

2 stops28h 25mMultiple Airlines

Sat 5/313:30 amAEP - MIA

1 stop15h 25mMultiple Airlines

Deal found 4/28

$713

One-way flights from USA to Buenos Aires
Search for one-way flight options from USA to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Thu 8/2811:03 amIAD - EZE

1 stop19h 57mUnited Airlines

Deal found 4/29

$270

Mon 6/167:00 amIAD - EZE

1 stop31h 20mAvianca

Deal found 4/29

$278

Tue 6/242:21 amIAD - EZE

1 stop24h 51mCopa Airlines

Deal found 4/29

$283

Thu 7/245:35 amMIA - EZE

2 stops17h 35mAvianca

Deal found 4/28

$294

Mon 6/29:45 amMIA - AEP

1 stop20h 15mMultiple Airlines

Deal found 4/29

$296

Tue 5/610:35 pmMIA - AEP

1 stop13h 25mGOL

Deal found 4/28

$302

Wed 5/75:00 pmMIA - AEP

1 stop11h 40mAvianca

Deal found 4/29

$303

Sat 6/147:20 pmMIA - EZE

2 stops25h 10mMultiple Airlines

Deal found 4/28

$307

Mon 6/168:55 amIAD - EZE

2 stops40h 45mMultiple Airlines

Deal found 4/29

$313

Fri 6/62:10 amLAX - EZE

2 stops39h 20mMultiple Airlines

Deal found 4/28

$331

Mon 6/212:30 amLAX - EZE

3 stops20h 55mAvianca

Deal found 4/28

$334

Wed 5/75:40 pmIAH - EZE

2 stops19h 40mAvianca

Deal found 4/29

$339

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United States to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sun 6/8

2:35 am-12:10 am

3 stops20h 35m

Buenos Aires Ministro Pistarini

Tue 6/24

4:45 pm-2:00 pm

1 stop22h 15m

$619

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 8/22

5:30 pm-9:45 am

1 stop15h 15m

Buenos Aires Ministro Pistarini

Thu 8/28

8:10 pm-9:10 am

1 stop14h 00m

$629

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 9/13

9:34 am-4:14 am

1 stop17h 40m

Buenos Aires Ministro Pistarini

Wed 9/24

5:03 am-4:22 am

1 stop24h 19m

$630

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Thu 5/29

6:10 am-8:00 am

1 stop24h 50m

Buenos Aires Ministro Pistarini

Sun 6/8

9:00 pm-11:58 pm

1 stop27h 58m

$638

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 9/2

12:30 pm-6:13 pm

2 stops28h 43m

Buenos Aires Ministro Pistarini

Fri 9/19

7:35 am-9:11 am

2 stops26h 36m

$687

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 6/10

8:15 am-1:25 am

1 stop16h 10m

Buenos Aires Ministro Pistarini

Mon 6/23

2:30 am-5:15 pm

1 stop15h 45m

$701

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Thu 5/15

10:30 am-10:30 am

1 stop23h 00m

Buenos Aires Jorge Newbery

Wed 5/21

8:10 pm-7:15 am

1 stop12h 05m

$701

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Fri 6/20

10:40 am-2:20 am

1 stop14h 40m

Buenos Aires Jorge Newbery

Sat 6/28

10:20 am-9:50 am

2 stops24h 30m

$702

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Sun 5/18

10:40 pm-6:12 pm

1 stop18h 32m

Buenos Aires Ministro Pistarini

Fri 5/23

6:10 am-6:20 am

1 stop25h 10m

$703

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 5/7

8:15 am-5:35 am

2 stops20h 20m

Buenos Aires Ministro Pistarini

Thu 6/5

4:50 am-8:20 am

1 stop28h 30m

$704

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 results

...

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, April is the cheapest month in which you can book a flight from USA to Buenos Aires (average of $795). Flying from USA to Buenos Aires in December is currently the most expensive (average of $1,260). 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?

When flying from USA to Buenos Aires, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Buenos Aires by month

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Peruse reviews from past customers who have flown with Aerolineas Argentinas, Delta and Copa Airlines from USA to Buenos Aires to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Aerolineas Argentinas

8.1

Very good

860 reviews

Reviews

1 / 4

10.0

Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Aerolineas Argentinas

8.1

Very good

860 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

Reviews

1 / 4

10.0

Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Delta

8.0

Very good

7,936 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

Reviews

1 / 4

10.0

Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Copa Airlines

7.5

Good

1,411 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

Reviews

1 / 4

10.0

Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Aeromexico

7.5

Good

1,698 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

Reviews

1 / 4

10.0

Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

LATAM Airlines

7.5

Good

1,767 reviews

Aerolineas Argentinas

8.1

Very good

860 reviews

Reviews

1 / 4

10.0

Excellent

Firuz,Dec 2024

EZE - SLA

Great airline on time and friendly staff. Check-in and boarding even at EZE was easy and straight forward and fast.

Related info for your journey

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 United Airlines ($270), Avianca ($278), and Copa Airlines ($283).
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, April is the cheapest month in which you can book a flight from USA to Buenos Aires (average of $795). Flying from USA to Buenos Aires in December is currently the most expensive (average of $1,260). 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

Top 10 airlines flying from USA to Buenos Aires

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$159	Average$1,247	FlexibilityNo cancel fee	On-time71%
Copa Airlines	Cheapest$428	Average$1,097	FlexibilityNo cancel fee	On-time70%
LATAM Airlines	Cheapest$512	Average$1,057	FlexibilityNo cancel fee	On-time81%
GOL	Cheapest$519	Average$1,090	FlexibilityNo cancel fee	On-time74%
Avianca	Cheapest$538	Average$875	FlexibilityNo cancel fee	On-time71%
Aerolineas Argentinas	Cheapest$663	Average$859	FlexibilityNo cancel fee	On-time59%
United Airlines	Cheapest$675	Average$1,219	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$684	Average$1,259	FlexibilityNo cancel fee	On-timeN/A
BoA	Cheapest$706	Average$901	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$798	Average$923	FlexibilityNo cancel fee	On-time67%

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$270+ 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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap 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 April 29, 2025.

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Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from USA to Buenos Aires

Cheapest flights from USA to Buenos AiresExplore 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 April 29, 2025.

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 April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United States to Buenos Aires that are best for you.

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.

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?

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 April 29, 2025.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

Reviews of airlines servicing Buenos Aires

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.

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for USA to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from USA to Buenos Aires

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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 April 29, 2025.