$343 Cheap Flights from Buffalo (BUF) to Cusco (CUZ)

View $343 flight on Wed, Jun 3, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Alejandro Velasco Astete Intl. Airport (CUZ)

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Cheap Flights from Buffalo to Cusco (BUF-CUZ)

Prices were available within the past 7 days and start at $343 for one-way flights and $743 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, May 16 - Sat, May 23
BUF
Buffalo
CUZ
Cusco
$743 Roundtrip, found 5 days ago
$743
Roundtrip
found 5 days ago
Select United flight, departing Sat, May 16 from Buffalo to Cusco, returning Sat, May 23, priced at $743 found 5 days ago
United
Wed, Jan 14 - Wed, Jan 28
BUF
Buffalo
CUZ
Cusco
$843 Roundtrip, found 6 days ago
$843
Roundtrip
found 6 days ago
Select United flight, departing Wed, Jan 14 from Buffalo to Cusco, returning Wed, Jan 28, priced at $843 found 6 days ago
United
Fri, Jan 16 - Wed, Jan 28
BUF
Buffalo
CUZ
Cusco
$846 Roundtrip, found 6 days ago
$846
Roundtrip
found 6 days ago
Select United flight, departing Fri, Jan 16 from Buffalo to Cusco, returning Wed, Jan 28, priced at $846 found 6 days ago
United
Sun, Jan 11 - Mon, Jan 26
BUF
Buffalo
CUZ
Cusco
$869 Roundtrip, found 6 days ago
$869
Roundtrip
found 6 days ago
Select United flight, departing Sun, Jan 11 from Buffalo to Cusco, returning Mon, Jan 26, priced at $869 found 6 days ago
United
Fri, May 15 - Sat, May 23
BUF
Buffalo
CUZ
Cusco
$879 Roundtrip, found 9 hours ago
$879
Roundtrip
found 9 hours ago
Select United flight, departing Fri, May 15 from Buffalo to Cusco, returning Sat, May 23, priced at $879 found 9 hours ago
United
Fri, May 15 - Sat, May 23
BUF
Buffalo
CUZ
Cusco
$883 Roundtrip, found 9 hours ago
$883
Roundtrip
found 9 hours ago
Select United flight, departing Fri, May 15 from Buffalo to Cusco, returning Sat, May 23, priced at $883 found 9 hours ago
JetBlue Airways
Tue, Oct 28 - Tue, Nov 4
BUF
Buffalo
CUZ
Cusco
$963 Roundtrip, found 2 days ago
$963
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Tue, Oct 28 from Buffalo to Cusco, returning Tue, Nov 4, priced at $963 found 2 days ago
Delta
Mon, Jan 12 - Wed, Jan 28
BUF
Buffalo
CUZ
Cusco
$1,003 Roundtrip, found 6 days ago
$1,003
Roundtrip
found 6 days ago
Select Delta flight, departing Mon, Jan 12 from Buffalo to Cusco, returning Wed, Jan 28, priced at $1,003 found 6 days ago
LATAM Airlines Group
Wed, Jan 14 - Thu, Jan 29
BUF
Buffalo
CUZ
Cusco
$1,033 Roundtrip, found 6 days ago
$1,033
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Wed, Jan 14 from Buffalo to Cusco, returning Thu, Jan 29, priced at $1,033 found 6 days ago
American Airlines
Sat, Dec 6 - Fri, Dec 19
BUF
Buffalo
CUZ
Cusco
$1,202 Roundtrip, found 6 days ago
$1,202
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Dec 6 from Buffalo to Cusco, returning Fri, Dec 19, priced at $1,202 found 6 days ago
Flights from Buffalo (BUF) to Cusco (CUZ)
Origin airport
Buffalo Niagara Intl.
Destination airport
Alejandro Velasco Astete Intl.
Airlines serving
Delta, LATAM Airlines Group
Roundtrip price
$742
Distance
3925 mi

Buffalo to Cusco Flights

The cheapest times to fly from Buffalo to Cusco

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 Cusco are during the month of May. You can find some of the cheapest flights from Buffalo to Cusco with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Cusco

Sunday is one of the best days to book for cheap flights from Buffalo to Cusco: 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 Cusco

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 Cusco in 2025. You can also book with separate airlines for your outbound and return journeys, from $343 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 Cusco 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 Cusco 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 Alejandro Velasco Astete Intl. Airport (CUZ) cost?
Grab a cheap one-way flight from $343 or cheap return flight from $743 from Buffalo Niagara Intl. Airport (BUF) to Alejandro Velasco Astete Intl. Airport (CUZ) 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 Alejandro Velasco Astete Intl. Airport (CUZ)?
Planning your trip for May is a great way to save, as it's the cheapest month for flights between BUF and CUZ. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Alejandro Velasco Astete Intl. Airport (CUZ)?
To find the cheapest airline flying from BUF to CUZ, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Alejandro Velasco Astete Intl. Airport (CUZ)?
There aren't any daily direct flights from Buffalo Niagara Intl. Airport (BUF) to Alejandro Velasco Astete Intl. Airport (CUZ). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from BUF to CUZ?
Generally you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the season, airline and other factors.*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 Alejandro Velasco Astete Intl. Airport (CUZ)?
To touch down at Alejandro Velasco Astete Intl. Airport (CUZ) on time, pick a flight that takes off from Buffalo Niagara Intl. Airport (BUF) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Alejandro Velasco Astete Intl. Airport (CUZ) last-minute?
Last-minute bookings from BUF to CUZ are usually more expensive. For the best rates, start searching for flights as early as possible. That being said, if you're flexible with your travel plans, you may find a cheap ticket right before your journey.
Is it cheaper to book a BUF to CUZ flight and hotel package?
Compared with arranging flights and hotels separately, booking a BUF to CUZ flight and hotel package with Expedia could lead to significant savings. Better still, managing everything in one place will take the hassle out of travel planning. Simply pick your flights and select from our wide range of hotels, then personalize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Alejandro Velasco Astete Intl. Airport (CUZ)?
In most instances, you can modify or cancel your BUF to CUZ flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, visit our Customer Service portal.

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*Available to One Key members.