$381 Cheap Flights from Buffalo (BUF) to Buenos Aires (EZE)

View $381 flight on Sun, Feb 1, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Buffalo to Buenos Aires (BUF-EZE)

Prices were available within the past 7 days and start at $381 for one-way flights and $956 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Oct 27 - Tue, Nov 11
BUF
Buffalo
EZE
Buenos Aires
$956 Roundtrip, found 15 hours ago
$956
Roundtrip
found 15 hours ago
Select United flight, departing Mon, Oct 27 from Buffalo to Buenos Aires, returning Tue, Nov 11, priced at $956 found 15 hours ago
Aeromexico
Fri, Jan 16 - Tue, Jan 27
BUF
Buffalo
EZE
Buenos Aires
$1,002 Roundtrip, found 4 days ago
$1,002
Roundtrip
found 4 days ago
Select Aeromexico flight, departing Fri, Jan 16 from Buffalo to Buenos Aires, returning Tue, Jan 27, priced at $1,002 found 4 days ago
United
Mon, Nov 10 - Wed, Nov 26
BUF
Buffalo
EZE
Buenos Aires
$1,004 Roundtrip, found 15 hours ago
$1,004
Roundtrip
found 15 hours ago
Select United flight, departing Mon, Nov 10 from Buffalo to Buenos Aires, returning Wed, Nov 26, priced at $1,004 found 15 hours ago
United
Thu, Nov 27 - Tue, Dec 9
BUF
Buffalo
EZE
Buenos Aires
$1,008 Roundtrip, found 3 days ago
$1,008
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Buffalo to Buenos Aires, returning Tue, Dec 9, priced at $1,008 found 3 days ago
United
Sun, Feb 1 - Tue, Feb 10
BUF
Buffalo
EZE
Buenos Aires
$1,018 Roundtrip, found 5 days ago
$1,018
Roundtrip
found 5 days ago
Select United flight, departing Sun, Feb 1 from Buffalo to Buenos Aires, returning Tue, Feb 10, priced at $1,018 found 5 days ago
United
Thu, Nov 27 - Tue, Dec 9
BUF
Buffalo
EZE
Buenos Aires
$1,035 Roundtrip, found 3 days ago
$1,035
Roundtrip
found 3 days ago
Select United flight, departing Thu, Nov 27 from Buffalo to Buenos Aires, returning Tue, Dec 9, priced at $1,035 found 3 days ago
Delta
Mon, Jan 5 - Wed, Jan 21
BUF
Buffalo
EZE
Buenos Aires
$1,056 Roundtrip, found 7 hours ago
$1,056
Roundtrip
found 7 hours ago
Select Delta flight, departing Mon, Jan 5 from Buffalo to Buenos Aires, returning Wed, Jan 21, priced at $1,056 found 7 hours ago
United
Tue, Dec 30 - Tue, Jan 20
BUF
Buffalo
EZE
Buenos Aires
$1,060 Roundtrip, found 3 days ago
$1,060
Roundtrip
found 3 days ago
Select United flight, departing Tue, Dec 30 from Buffalo to Buenos Aires, returning Tue, Jan 20, priced at $1,060 found 3 days ago
American Airlines
Sun, Feb 1 - Tue, Feb 10
BUF
Buffalo
EZE
Buenos Aires
$1,067 Roundtrip, found 5 days ago
$1,067
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sun, Feb 1 from Buffalo to Buenos Aires, returning Tue, Feb 10, priced at $1,067 found 5 days ago
LATAM Airlines Group
Mon, Mar 9 - Tue, Mar 17
BUF
Buffalo
EZE
Buenos Aires
$1,085 Roundtrip, found 4 hours ago
$1,085
Roundtrip
found 4 hours ago
Select LATAM Airlines Group flight, departing Mon, Mar 9 from Buffalo to Buenos Aires, returning Tue, Mar 17, priced at $1,085 found 4 hours ago

Alternative airports near Buenos Aires

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Aeroparque Jorge Newbery AEP. Closest option available. Average driving time to city center is 11 minutes. Flights from $1,829
AEP
Aeroparque Jorge Newbery
Closest
Average driving time to city center11 min
Flights from $1,829
Flights from Buffalo (BUF) to Buenos Aires (EZE)
Origin airport
Buffalo Niagara Intl.
Destination airport
Ministro Pistarini Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, LATAM Airlines Group, United
Roundtrip price
$955
Distance
5520 mi

Buffalo to Buenos Aires Flights

The cheapest times to fly from Buffalo to Buenos Aires

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buffalo to Buenos Aires are during the month of October. You can find some of the cheapest flights from Buffalo to Buenos Aires with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Buenos Aires

Sunday is one of the best days to book for cheap flights from Buffalo to Buenos Aires: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buffalo to Buenos Aires

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buffalo to Buenos Aires in 2025. You can also book with separate airlines for your outbound and return journeys, from $381 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buffalo to Buenos Aires flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buffalo to Buenos Aires airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE) cost?
Lock in a cheap one-way flight from $381 or cheap return flight from $956 from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE)?
Planning your getaway for October is a good way to save, as it's the cheapest month for flights between BUF and EZE. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE)?
To find the cheapest airline that'll fly you from BUF to EZE, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the cheapest fares upfront.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE)?
You'll need to book a flight with a layover if you're traveling from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from BUF to EZE?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE)?
To avoid potential delays on the Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE) last-minute?
Booking your ticket from BUF to EZE just before your journey is usually more expensive. However, if there's some wiggle room with your schedule, you could bag a cheap last-minute fare.
Is it cheaper to book a BUF to EZE flight and hotel package?
Securing a BUF to EZE flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Choose from our impressive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Ministro Pistarini Intl. Airport (EZE)?
In most instances, you can cancel or modify your BUF to EZE flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you'd like more information, visit our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.