$165 Cheap Flights from Buffalo (BUF) to Cancun (CUN)

View $165 flight on Fri, Oct 24, 2025Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN)

Cheap Flights from Buffalo to Cancun (BUF-CUN)

Prices were available within the past 7 days and start at $165 for one-way flights and $360 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 21 - Tue, Oct 28
BUF
Buffalo
CUN
Cancun
$360 Roundtrip, found 8 hours ago
$360
Roundtrip
found 8 hours ago
Select United flight, departing Tue, Oct 21 from Buffalo to Cancun, returning Tue, Oct 28, priced at $360 found 8 hours ago
United
Sat, Nov 15 - Tue, Nov 18
BUF
Buffalo
CUN
Cancun
$363 Roundtrip, found 1 day ago
$363
Roundtrip
found 1 day ago
Select United flight, departing Sat, Nov 15 from Buffalo to Cancun, returning Tue, Nov 18, priced at $363 found 1 day ago
Southwest Airlines
Fri, Nov 7 - Tue, Nov 11
BUF
Buffalo
CUN
Cancun
$364 Roundtrip, found 22 hours ago
$364
Roundtrip
found 22 hours ago
Select Southwest Airlines flight, departing Fri, Nov 7 from Buffalo to Cancun, returning Tue, Nov 11, priced at $364 found 22 hours ago
United
Sun, Oct 26 - Sat, Nov 1
BUF
Buffalo
CUN
Cancun
$366 Roundtrip, found 20 hours ago
$366
Roundtrip
found 20 hours ago
Select United flight, departing Sun, Oct 26 from Buffalo to Cancun, returning Sat, Nov 1, priced at $366 found 20 hours ago
United
Fri, Sep 26 - Wed, Oct 1
BUF
Buffalo
CUN
Cancun
$367 Roundtrip, found 9 hours ago
$367
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Sep 26 from Buffalo to Cancun, returning Wed, Oct 1, priced at $367 found 9 hours ago
Aeromexico
Tue, Feb 3 - Sat, Feb 7
BUF
Buffalo
CUN
Cancun
$368 Roundtrip, just found
$368
Roundtrip
just found
Select Aeromexico flight, departing Tue, Feb 3 from Buffalo to Cancun, returning Sat, Feb 7, priced at $368 just found
Delta
Tue, Feb 3 - Sat, Feb 7
BUF
Buffalo
CUN
Cancun
$368 Roundtrip, just found
$368
Roundtrip
just found
Select Delta flight, departing Tue, Feb 3 from Buffalo to Cancun, returning Sat, Feb 7, priced at $368 just found
Delta
Fri, Sep 26 - Wed, Oct 1
BUF
Buffalo
CUN
Cancun
$369 Roundtrip, found 9 hours ago
$369
Roundtrip
found 9 hours ago
Select Delta flight, departing Fri, Sep 26 from Buffalo to Cancun, returning Wed, Oct 1, priced at $369 found 9 hours ago
Delta
Fri, Sep 19 - Tue, Sep 30
BUF
Buffalo
CUN
Cancun
$370 Roundtrip, found 6 hours ago
$370
Roundtrip
found 6 hours ago
Select Delta flight, departing Fri, Sep 19 from Buffalo to Cancun, returning Tue, Sep 30, priced at $370 found 6 hours ago
American Airlines
Fri, Sep 19 - Tue, Sep 30
BUF
Buffalo
CUN
Cancun
$375 Roundtrip, found 6 hours ago
$375
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Fri, Sep 19 from Buffalo to Cancun, returning Tue, Sep 30, priced at $375 found 6 hours ago

Find the cheapest month to fly from Buffalo (BUF) to Cancun (CUN)

January is typically the cheapest month to fly

From $290 - $435 per traveler.

Graph displaying average flight prices per month

Alternative airports near Cancun

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

Select flight to Cancun Intl. CUN. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $527
CUN
Cancun Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $527
Flights from Buffalo (BUF) to Cancun (CUN)
Origin airport
Buffalo Niagara Intl.
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, American Airlines, Delta, JetBlue Airways, Southwest Airlines, United
Roundtrip price
$359
Distance
1584 mi

Buffalo to Cancun Flights

The cheapest times to fly from Buffalo to Cancun

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

 

The best time to book a flight from Buffalo to Cancun

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

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 Cancun in 2025. You can also book with separate airlines for your outbound and return journeys, from $165 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 Cancun 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 Cancun 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 Cancun Intl. Airport (CUN) cost?
Snag a cheap one-way flight from $165 or cheap return flight from $360 from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN)?
Traveling in October may help you find better deals, as it's the cheapest month for flights between BUF and CUN. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN)?
To find the cheapest airline that'll fly you from BUF to CUN, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN)?
You'll have to catch a flight with a layover if you're traveling from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from BUF to CUN?
Usually you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, 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 Cancun Intl. Airport (CUN)?
Choose a flight from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**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 Cancun Intl. Airport (CUN) last-minute?
Last-minute fares from BUF to CUN are generally more expensive. To secure the best prices, start looking for flights ahead of time. That being said, if your travel plans are flexible, you may land a cheap ticket right before you leave.
Is it cheaper to book a BUF to CUN flight and hotel package?
You'll typically save money by securing a BUF to CUN flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your preferred accommodations and flights, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Buffalo Niagara Intl. Airport (BUF) to Cancun Intl. Airport (CUN)?
Typically, you can modify or cancel your BUF to CUN flight. However, additional charges 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 details, go to our Customer Service portal.

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*Available to One Key members.