HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buenos Aires

$410+ Cheap flights from Buffalo (BUF) 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 1/20. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — BUE
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Buffalo to Buenos Aires with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Buffalo to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$1,055
(LATAM Airlines)

One-way from

$410
(Avianca)
From Buffalo to Buenos Aires (BUE)
Search Deals
One-way flight from Buffalo to Buenos Aires (BUE)
Search Deals

Find flight deals from Buffalo to Buenos Aires

Cheapest flights from Buffalo to Buenos Aires
Explore the most affordable flight options available from Buffalo to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This LATAM Airlines deal was found by Cheapflights users on 9/13. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/86:24 pmBUF - AEP
2 stops22h 16mLATAM Airlines
Thu 12/116:20 pmAEP - BUF
2 stops18h 21mLATAM Airlines
Deal found 9/13$1,055
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:59 pmBUF - EZE
1 stop36h 16mDelta
Thu 12/1110:25 pmEZE - BUF
1 stop22h 54mDelta
Deal found 9/15$1,062
This LATAM Airlines deal was found by Cheapflights users on 9/13. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/77:00 amBUF - EZE
2 stops21h 20mLATAM Airlines
Thu 12/117:43 pmEZE - BUF
2 stops21h 32mLATAM Airlines
Deal found 9/13$1,095
This LATAM Airlines deal was found by Cheapflights users on 9/15. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:24 pmBUF - AEP
2 stops19h 36mLATAM Airlines
Wed 12/315:15 pmAEP - BUF
2 stops21h 46mLATAM Airlines
Deal found 9/15$1,147
This LATAM Airlines deal was found by Cheapflights users on 9/15. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:00 amBUF - EZE
2 stops21h 05mLATAM Airlines
Wed 12/317:45 amEZE - BUF
2 stops18h 03mLATAM Airlines
Deal found 9/15$1,147
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:09 pmBUF - AEP
2 stops24h 31mLATAM Airlines
Mon 12/1511:30 amAEP - BUF
2 stops25h 34mLATAM Airlines
Deal found 9/14$1,366
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:55 pmBUF - EZE
2 stops21h 00mLATAM Airlines
Mon 12/1512:15 pmEZE - BUF
2 stops24h 49mLATAM Airlines
Deal found 9/14$1,366
This American Airlines deal was found by Cheapflights users on 9/16. 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.
Fri 10/314:25 pmBUF - EZE
2 stops16h 14mAmerican Airlines
Fri 11/711:20 pmEZE - BUF
2 stops17h 14mAmerican Airlines
Deal found 9/16$1,382
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:21 amBUF - EZE
1 stop20h 54mDelta
Mon 12/1510:25 pmEZE - BUF
1 stop18h 50mDelta
Deal found 9/14$1,384
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:55 pmBUF - AEP
2 stops24h 45mLATAM Airlines
Sun 1/113:40 pmAEP - BUF
2 stops24h 56mLATAM Airlines
Deal found 9/14$1,485
This LATAM Airlines deal was found by Cheapflights users on 9/16. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:30 pmBUF - AEP
2 stops19h 30mLATAM Airlines
Fri 11/73:40 pmAEP - BUF
2 stops25h 30mLATAM Airlines
Deal found 9/16$1,637
This KAYAK deal was found by Cheapflights users on 9/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:24 pmBUF - AEP
2 stops22h 16mLATAM Airlines
Wed 1/711:30 amAEP - BUF
2 stops25h 46mLATAM Airlines
Deal found 9/14$1,655

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 September 16, 2025.
Use the filters below to find and compare flights from Buffalo to Buenos Aires that are best for you.

Fly from

Buffalo

Fly to

Buenos Aires

Route

Depart

Return

Price

BuffaloBuenos Aires

BUF - AEP

BUFAEP

Buffalo

Mon 12/8

6:24 pm-6:40 pm

2 stops22h 16m

Buenos Aires Jorge Newbery

Thu 12/11

6:20 pm-10:41 am

2 stops18h 21m

$1,055

BuffaloBuenos Aires

BUF - EZE

BUFEZE

Buffalo

Mon 2/2

3:50 pm-2:50 am

2 stops33h 00m

Buenos Aires Ministro Pistarini

Tue 2/24

12:15 pm-11:50 am

2 stops25h 35m

$1,055

BuffaloBuenos Aires

BUF - EZE

BUFEZE

Buffalo

Tue 2/3

12:09 pm-9:00 am

1 stop18h 51m

Buenos Aires Ministro Pistarini

Thu 2/19

8:55 pm-11:16 am

1 stop16h 21m

$1,055

BuffaloBuenos Aires

BUF - AEP

BUFAEP

Buffalo

Mon 2/2

3:50 pm-2:40 pm

2 stops20h 50m

Buenos Aires Jorge Newbery

Tue 2/24

8:25 pm-2:36 pm

2 stops20h 11m

$1,055

BuffaloBuenos Aires

BUF - EZE

BUFEZE

Buffalo

Mon 2/2

11:15 am-10:15 am

1 stop21h 00m

Buenos Aires Ministro Pistarini

Tue 2/24

10:25 pm-10:37 am

1 stop14h 12m

$1,055

BuffaloBuenos Aires

BUF - AEP

BUFAEP

Buffalo

Tue 2/3

12:09 pm-7:40 pm

2 stops29h 31m

Buenos Aires Jorge Newbery

Thu 2/19

3:40 pm-2:36 pm

2 stops24h 56m

$1,055

BuffaloBuenos Aires

BUF - EZE

BUFEZE

Buffalo

Sun 12/7

7:59 pm-10:15 am

1 stop36h 16m

Buenos Aires Ministro Pistarini

Thu 12/11

10:25 pm-7:19 pm

1 stop22h 54m

$1,062

BuffaloBuenos Aires

BUF - EZE

BUFEZE

Buffalo

Mon 2/2

7:15 pm-2:50 am

2 stops29h 35m

Buenos Aires Ministro Pistarini

Mon 2/23

4:05 am-11:57 pm

2 stops21h 52m

$1,085

BuffaloBuenos Aires

BUF - EZE

BUFEZE

Buffalo

Sun 12/7

7:00 am-6:20 am

2 stops21h 20m

Buenos Aires Ministro Pistarini

Thu 12/11

7:43 pm-3:15 pm

2 stops21h 32m

$1,095

BuffaloBuenos Aires

BUF - AEP

BUFAEP

Buffalo

Fri 12/19

6:24 pm-4:00 pm

2 stops19h 36m

Buenos Aires Jorge Newbery

Wed 12/31

5:15 pm-1:01 pm

2 stops21h 46m

$1,147

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Buffalo to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Buffalo 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 Buffalo to Buenos Aires

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

Find hourly flight availability from Buffalo 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 September 16, 2025.

When flying from Buffalo to Buenos Aires, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 20% versus a flight in the morning.

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 September 16, 2025.
See what other customers who have flown with Delta from Buffalo 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.
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Buffalo 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 airport do you fly from for flights from Buffalo to Buenos Aires?

    Buffalo (BUF) is the airport you will fly out of if you book a flight from Buffalo to Buenos Aires. You should not have trouble finding flights to Buenos Aires from Buffalo; the airport handles an average of 0 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Buffalo airport to Buenos Aires. It is only a 8.3 mi journey to Buffalo (BUF) from Buffalo’s city center.

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

    Airlines like LATAM Airlines and Delta fly from Buffalo to Buenos Aires in about 18h 51m. The time it takes to get you to your destination can typically vary by up to 3h 25m. The distance between Buffalo and Buenos Aires is about 5518 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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 Buffalo to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from Buffalo to Buenos Aires (average of $795). Flying from Buffalo 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

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

Alternative routes for Buffalo to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Ministro Pistarini flights
John F Kennedy Intl to Jorge Newbery flights
Newark to Ministro Pistarini flights
LaGuardia to Ministro Pistarini flights
Newark to Jorge Newbery flights
John F Kennedy Intl to Mendoza flights
LaGuardia to Mendoza flights
Newark to Mendoza flights
John F Kennedy Intl to Cordoba flights
Newark to Cordoba flights
John F Kennedy Intl to Ushuaia flights
Buffalo to Ministro Pistarini flights
LaGuardia to Cordoba flights
John F Kennedy Intl to San Miguel de Tucumán flights
John F Kennedy Intl to El Calafate flights
John F Kennedy Intl to San Carlos de Bariloche flights
Rochester to Ministro Pistarini flights
Syracuse to Ministro Pistarini flights
Newark to El Calafate flights
John F Kennedy Intl to Mar del Plata flights
Newark to Ushuaia flights
John F Kennedy Intl to Posadas flights
John F Kennedy Intl to Salta flights
Newark to Salta flights
Newark to San Carlos de Bariloche flights
Newark to Puerto Iguazú flights
Newark to San Miguel de Tucumán flights
John F Kennedy Intl to Puerto Iguazú flights
White Plains to Mendoza flights
Stewart to Ministro Pistarini flights
Newark to San Rafael flights
Newark to San Juan flights
Newark to Rosario flights
John F Kennedy Intl to Rosario flights
John F Kennedy Intl to Neuquén flights
John F Kennedy Intl to San Martín de los Andes flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.