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 Delta ($270), Copa Airlines ($287), and Avianca ($301).

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 Miami - 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 10% 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 $946 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 $1,012 for the month, but tickets can be as low as $562. 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.

$634+ Flights from the United States to Buenos Aires

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Cheap flight deals from USA to Buenos Aires

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$626 (Cheapflightsfares)
One-way from	$270 (Delta)
Popular in	December
Cheapest in	May
Average price	$935
Good round-trip deal	$838 or less
Good one-way deal	$448 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)

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($105 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($32 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).

Search Deals

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 3, 2025.

Fri 8/153:25 pmIAD - EZE

1 stop22h 55mAvianca

Sat 8/236:40 amEZE - IAD

2 stops18h 05mAvianca

Deal found 4/1

$624

Sun 10/267:50 pmIAD - EZE

2 stops21h 55mDelta

Wed 11/57:35 amEZE - IAD

2 stops18h 32mDelta

Deal found 3/31

$629

Sat 10/2510:06 pmIAD - EZE

1 stop33h 14mUnited Airlines

Fri 11/710:05 pmEZE - IAD

1 stop15h 32mUnited Airlines

Deal found 3/31

$638

Mon 11/31:18 amIAD - EZE

1 stop21h 42mCopa Airlines

Wed 11/262:32 pmEZE - IAD

1 stop14h 50mCopa Airlines

Deal found 4/1

$668

Tue 10/712:30 pmIAD - EZE

2 stops27h 43mLATAM Airlines

Fri 10/1712:48 pmEZE - IAD

2 stops28h 43mLATAM Airlines

Deal found 3/31

$687

Thu 4/37:55 amMIA - EZE

2 stops19h 30mAvianca

Thu 4/246:40 amEZE - MIA

2 stops22h 20mAvianca

Deal found 4/2

$755

Tue 6/37:20 pmMIA - AEP

2 stops24h 40mMultiple Airlines

Mon 6/239:00 amAEP - MIA

2 stops28h 25mMultiple Airlines

Deal found 4/1

$755

Wed 5/146:25 pmMIA - EZE

Nonstop9h 05mAerolineas Argentinas

Tue 5/2010:45 pmEZE - MIA

Nonstop9h 15mAerolineas Argentinas

Deal found 4/1

$758

Sat 6/78:12 amMIA - AEP

1 stop18h 53mLATAM Airlines

Wed 6/1110:55 pmAEP - MIA

2 stops27h 20mLATAM Airlines

Deal found 4/2

$758

Tue 6/243:55 pmMIA - EZE

2 stops13h 15mLATAM Airlines

Sun 6/296:40 amEZE - MIA

1 stop12h 20mLATAM Airlines

Deal found 4/1

$759

Tue 4/299:40 pmMIA - AEP

2 stops31h 00mAvianca

Sat 5/247:00 amAEP - MIA

1 stop22h 00mAvianca

Deal found 4/2

$770

Thu 5/15:05 pmIAD - EZE

3 stops24h 07mMultiple Airlines

Thu 5/84:45 pmEZE - IAD

1 stop13h 50mMultiple Airlines

Deal found 4/1

$771

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 3, 2025.

Tue 4/297:00 amIAD - EZE

1 stop16h 10mAvianca

Thu 5/84:45 pmEZE - IAD

1 stop13h 50mAvianca

Deal found 4/2

$626

Tue 4/295:32 pmIAD - EZE

1 stop15h 13mDelta

Tue 5/138:10 pmEZE - IAD

1 stop14h 04mDelta

Deal found 4/2

$629

Mon 4/282:19 amIAD - EZE

1 stop21h 28mCopa Airlines

Thu 5/82:32 pmEZE - IAD

1 stop14h 48mCopa Airlines

Deal found 4/2

$675

Wed 5/2812:20 pmIAD - EZE

2 stops28h 52mLATAM Airlines

Sun 6/16:40 amEZE - IAD

2 stops30h 00mLATAM Airlines

Deal found 4/2

$727

Tue 6/37:20 pmMIA - AEP

2 stops24h 40mMultiple Airlines

Mon 6/239:00 amAEP - MIA

2 stops28h 25mMultiple Airlines

Deal found 4/1

$755

Mon 4/289:10 amMIA - EZE

Nonstop9h 05mAerolineas Argentinas

Wed 5/78:00 amEZE - MIA

Nonstop9h 15mAerolineas Argentinas

Deal found 4/1

$758

Sun 4/275:50 amLAX - EZE

1 stop22h 10mUnited Airlines

Sun 5/189:00 pmEZE - LAX

1 stop37h 55mUnited Airlines

Deal found 4/2

$787

Tue 4/299:10 amIAD - EZE

2 stops24h 05mAmerican Airlines

Tue 5/138:50 pmEZE - IAD

2 stops21h 06mAmerican Airlines

Deal found 4/2

$825

Tue 5/138:20 pmLGA - EZE

2 stops17h 10mAir Canada

Wed 5/214:35 pmEZE - LGA

2 stops17h 59mAir Canada

Deal found 4/2

$856

Thu 5/1510:35 pmMIA - AEP

1 stop13h 25mGOL

Sat 5/173:40 amAEP - MIA

1 stop14h 40mGOL

Deal found 4/2

$885

Mon 5/128:01 amEWR - EZE

1 stop36h 24mAeromexico

Wed 5/2111:25 pmEZE - EWR

1 stop24h 35mAeromexico

Deal found 4/2

$888

Tue 6/241:45 amMIA - EZE

1 stop23h 45mLATAM Airlines

Mon 6/306:15 amEZE - MIA

1 stop12h 45mLATAM Airlines

Deal found 4/2

$755

Last-minute flights from USA to Buenos Aires
Discover last-minute flight deals from USA to Buenos Aires. Data last updated April 3, 2025 and is based on user searches.

Thu 4/37:55 amMIA - EZE

2 stops19h 30mAvianca

Thu 4/246:40 amEZE - MIA

2 stops22h 20mAvianca

Deal found 4/2

$755

Sun 4/65:15 pmMIA - AEP

1 stop33h 50mLATAM Airlines

Tue 4/810:55 pmAEP - MIA

2 stops51h 20mLATAM Airlines

Deal found 4/2

$765

Tue 4/86:01 amMIA - EZE

1 stop15h 10mCopa Airlines

Tue 4/2210:18 amEZE - MIA

1 stop13h 19mCopa Airlines

Deal found 4/3

$843

Tue 4/82:02 amLAX - EZE

1 stop18h 56mCopa Airlines

Tue 4/222:20 amEZE - LAX

1 stop25h 10mCopa Airlines

Deal found 4/2

$864

Tue 4/89:10 amMIA - EZE

Nonstop9h 05mAerolineas Argentinas

Mon 4/1410:45 pmEZE - MIA

Nonstop9h 15mAerolineas Argentinas

Deal found 4/2

$876

Tue 4/89:45 amMIA - AEP

1 stop20h 15mMultiple Airlines

Mon 4/1410:20 amAEP - MIA

2 stops24h 30mMultiple Airlines

Deal found 4/3

$878

Wed 4/97:20 pmMIA - EZE

2 stops32h 05mAvianca

Wed 4/166:40 amEZE - MIA

2 stops22h 45mAvianca

Deal found 4/2

$758

Wed 4/95:00 pmMIA - EZE

2 stops20h 30mMultiple Airlines

Wed 4/166:40 amEZE - MIA

2 stops22h 20mMultiple Airlines

Deal found 4/1

$763

Thu 4/109:15 amLAX - AEP

2 stops56h 15mLATAM Airlines

Sun 4/139:05 pmAEP - LAX

2 stops38h 40mLATAM Airlines

Deal found 4/1

$795

Thu 4/109:28 amIAD - EZE

1 stop35h 43mMultiple Airlines

Thu 4/244:45 pmEZE - IAD

1 stop13h 50mMultiple Airlines

Deal found 4/2

$835

Thu 4/109:50 pmMIA - EZE

1 stop19h 23mLATAM Airlines

Thu 4/246:10 amEZE - MIA

2 stops20h 05mLATAM Airlines

Deal found 4/1

$784

Fri 4/111:50 pmLAX - EZE

1 stop31h 05mLATAM Airlines

Sun 4/1312:48 pmEZE - LAX

1 stop22h 12mLATAM Airlines

Deal found 4/2

$866

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 3, 2025.

Thu 4/241:56 pmIAD - EZE

1 stop18h 49mDelta

Deal found 4/2

$270

Sat 4/194:31 pmIAD - EZE

1 stop14h 48mCopa Airlines

Deal found 4/2

$287

Wed 6/48:55 amIAD - EZE

2 stops40h 35mMultiple Airlines

Deal found 4/2

$299

Wed 4/165:05 pmIAD - EZE

2 stops21h 15mAvianca

Deal found 4/2

$301

Sat 5/319:40 pmMIA - AEP

3 stops40h 50mMultiple Airlines

Deal found 4/1

$338

Fri 6/139:45 amMIA - AEP

2 stops21h 15mGOL

Deal found 4/1

$339

Mon 4/283:25 pmMIA - EZE

3 stops33h 00mAvianca

Deal found 4/2

$340

Tue 4/152:02 amLAX - EZE

1 stop16h 09mCopa Airlines

Deal found 4/1

$341

Tue 5/62:10 amLAX - AEP

2 stops27h 10mMultiple Airlines

Deal found 4/1

$342

Mon 5/1211:50 pmLAX - EZE

3 stops25h 45mAvianca

Deal found 4/2

$343

Wed 4/167:00 amLAX - EZE

2 stops22h 45mDelta

Deal found 4/2

$344

Tue 4/81:30 pmMIA - EZE

2 stops15h 15mMultiple Airlines

Deal found 4/2

$345

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

Fri 8/15

3:25 pm-3:20 pm

1 stop22h 55m

Buenos Aires Ministro Pistarini

Sat 8/23

6:40 am-1:15 am

3 stops19h 35m

$624

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Fri 9/5

3:00 pm-9:45 am

1 stop17h 45m

Buenos Aires Ministro Pistarini

Mon 9/22

3:55 am-12:07 am

2 stops21h 12m

$629

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Sat 9/6

10:18 pm-8:00 am

1 stop32h 42m

Buenos Aires Ministro Pistarini

Wed 9/24

9:00 pm-11:37 am

1 stop15h 37m

$638

Washington, D.C.Buenos Aires

IAD - EZE

IADEZE

Washington, D.C. Dulles Intl

Tue 7/8

9:32 am-3:58 am

1 stop17h 26m

Buenos Aires Ministro Pistarini

Tue 7/29

5:03 am-1:20 am

1 stop21h 17m

$675

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 6/24

1:45 am-2:30 am

1 stop23h 45m

Buenos Aires Ministro Pistarini

Mon 6/30

6:15 am-6:00 pm

1 stop12h 45m

$755

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Tue 6/3

7:20 pm-9:00 pm

2 stops24h 40m

Buenos Aires Jorge Newbery

Mon 6/23

9:00 am-12:25 pm

2 stops28h 25m

$755

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Tue 5/6

7:20 pm-8:25 pm

2 stops24h 05m

Buenos Aires Ministro Pistarini

Fri 5/30

2:30 am-5:15 pm

1 stop15h 45m

$756

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 8/6

11:20 am-12:10 am

1 stop11h 50m

Buenos Aires Ministro Pistarini

Sat 8/23

2:30 am-5:15 pm

1 stop15h 45m

$757

MiamiBuenos Aires

MIA - EZE

MIAEZE

Miami

Wed 5/14

6:25 pm-4:30 am

Nonstop9h 05m

Buenos Aires Ministro Pistarini

Tue 5/20

10:45 pm-7:00 am

Nonstop9h 15m

$758

MiamiBuenos Aires

MIA - AEP

MIAAEP

Miami

Sat 6/7

8:12 am-4:05 am

1 stop18h 53m

Buenos Aires Jorge Newbery

Wed 6/11

10:55 pm-1:15 am

2 stops27h 20m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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 Delta, Aerolineas Argentinas 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.

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,897 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aerolineas Argentinas

8.0

Very good

848 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Copa Airlines

7.6

Good

1,400 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico

7.5

Good

1,701 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

LATAM Airlines

7.5

Good

1,754 reviews

Delta

8.0

Very good

7,897 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 Delta ($270), Copa Airlines ($287), and Avianca ($301).
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 Miami - 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$1,223	FlexibilityNo cancel fee	On-time71%
Copa Airlines	Cheapest$428	Average$1,084	FlexibilityNo cancel fee	On-time70%
LATAM Airlines	Cheapest$512	Average$1,045	FlexibilityNo cancel fee	On-time81%
GOL	Cheapest$519	Average$1,090	FlexibilityNo cancel fee	On-time74%
Avianca	Cheapest$542	Average$872	FlexibilityNo cancel fee	On-time71%
Aerolineas Argentinas	Cheapest$616	Average$847	FlexibilityNo cancel fee	On-time59%
Delta	Cheapest$665	Average$1,239	FlexibilityNo cancel fee	On-timeN/A
BoA	Cheapest$672	Average$899	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$675	Average$1,211	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$798	Average$873	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 4/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from USA to Buenos Aires with Cheapflights

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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 3, 2025.

Most accurate provider

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 3, 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 3, 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 3, 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 3, 2025.