$187 Cheap American Airlines flights Buffalo (BUF) to Cancun (CUN)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap American Airlines round-trip flights from $369 from BUF to CUN. Affordable one-way fares from $187 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

October is one of the least expensive months to travel to Cancun with American Airlines. You could also find great prices on one-way and return fares in September.

To grab affordable flights from BUF to CUN with American Airlines, start searching about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another useful tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Simply enter your dates, click search and check the “Nonstop” filter on Expedia to find any direct flights from BUF to CUN with American Airlines or another airline.

Filter your results by “Early Morning” and “Morning” to find the earliest flights from BUF to CUN. Heading off early means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

American Airlines flights from Buffalo Niagara Intl. Airport (BUF) to Cancun arrive at Cancun Intl. Airport (CUN). This is the main entry point here.

It’s generally possible to reschedule or cancel your flight, although there may be additional fees if you booked over 24 hours ago. Need flexible options? Use our “No cancel fee” or “Changes included” filter to find flights that won’t charge extra if you have to revise your plans. To make modifications, visit “Trips,” select your flight and click on “Manage Booking” for more details.