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$143+ Cheap flights from Buffalo (BUF) to Cancún (CUN)

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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — CUN
Jan 12 — Jan 191
Mon 1/12
Mon 1/19
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to Cancun are usually found in January or September, booked 51 days in advance, depart on a Tuesday or Saturday and return on a Monday

Cheap flight deals from Buffalo to Cancún

Cheapest flights from Buffalo to Cancún
Explore the most affordable flight options available from Buffalo to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 13, 2025.

This Delta deal was found by Cheapflights users on 12/11. 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.
Thu 12/186:12 amBUF - CUN
1 stop7h 48mDelta
Wed 12/3112:15 pmCUN - BUF
1 stop10h 18mDelta
Deal found 12/11$335
This Delta deal was found by Cheapflights users on 12/11. 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.
Thu 12/186:12 amBUF - CUN
1 stop7h 48mDelta
Tue 12/238:00 amCUN - BUF
1 stop9h 47mDelta
Deal found 12/11$361
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/185:25 amBUF - CUN
2 stops9h 40mAmerican Airlines
Tue 12/231:14 pmCUN - BUF
2 stops10h 45mAmerican Airlines
Deal found 12/11$390
This Delta deal was found by Cheapflights users on 12/11. 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.
Fri 12/196:12 amBUF - CUN
2 stops9h 21mDelta
Mon 12/298:00 amCUN - BUF
1 stop15h 47mDelta
Deal found 12/11$413
This Delta deal was found by Cheapflights users on 12/11. 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.
Thu 12/186:12 amBUF - CUN
1 stop7h 48mDelta
Tue 12/301:40 pmCUN - BUF
1 stop9h 48mDelta
Deal found 12/11$430
This Delta deal was found by Cheapflights users on 12/12. 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.
Tue 12/236:10 amBUF - CUN
1 stop9h 55mDelta
Tue 12/301:40 pmCUN - BUF
1 stop9h 48mDelta
Deal found 12/12$432
This Delta deal was found by Cheapflights users on 12/11. 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.
Thu 12/186:12 amBUF - CUN
1 stop7h 48mDelta
Sun 12/288:00 amCUN - BUF
1 stop15h 47mDelta
Deal found 12/11$439
This United Airlines deal was found by Cheapflights users on 12/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:00 amBUF - CUN
2 stops8h 59mUnited Airlines
Wed 12/171:27 pmCUN - BUF
1 stop7h 40mUnited Airlines
Deal found 12/11$443
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Thu 12/186:00 amBUF - CUN
1 stop7h 23mAmerican Airlines
Sun 12/283:10 pmCUN - BUF
2 stops21h 07mAmerican Airlines
Deal found 12/11$444
This Delta deal was found by Cheapflights users on 12/11. 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.
Mon 12/226:10 amBUF - CUN
1 stop6h 20mDelta
Mon 12/298:00 amCUN - BUF
1 stop15h 47mDelta
Deal found 12/11$453
This American Airlines deal was found by Cheapflights users on 12/12. 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 12/196:00 amBUF - CUN
1 stop8h 53mAmerican Airlines
Tue 12/233:15 pmCUN - BUF
1 stop8h 44mAmerican Airlines
Deal found 12/12$461

Find flight deals from Buffalo to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to Cancún (CUN). 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 December 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$306
(SmartFares)

One-way from

$143
(American Airlines)

Popular in

February

Cheapest in

January

Average price

$478
Provider with most accurate pricing for Buffalo-Cancun flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Cancun flights.
Search Deals
From Buffalo to Cancun
Search Deals
One-way flight from Buffalo to Cancun
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Cancún 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 December 13, 2025.
Use the filters below to find and compare flights from Buffalo to Cancún that are best for you.

Fly from

Buffalo

Fly to

Cancún

Route

Depart

Return

Price

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Wed 1/7

2:10 pm-9:11 pm

1 stop7h 01m

Cancun

Wed 1/14

1:57 pm-12:16 am

1 stop10h 19m

$306

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Sat 1/10

5:16 am-4:09 pm

2 stops10h 53m

Cancun

Fri 1/16

1:30 pm-11:41 pm

1 stop10h 11m

$312

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Thu 1/29

5:12 am-4:09 pm

2 stops10h 57m

Cancun

Tue 2/3

3:10 pm-11:42 pm

2 stops8h 32m

$312

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Thu 1/22

5:12 am-4:09 pm

2 stops10h 57m

Cancun

Mon 1/26

8:45 am-9:06 pm

1 stop12h 21m

$312

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Sun 4/26

7:25 pm-11:22 am

1 stop16h 57m

Cancun

Fri 5/1

8:15 am-3:59 pm

1 stop6h 44m

$325

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Wed 5/6

7:00 am-2:55 pm

1 stop8h 55m

Cancun

Tue 5/12

8:15 am-3:59 pm

1 stop6h 44m

$326

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Wed 2/18

10:21 am-7:05 pm

1 stop8h 44m

Cancun

Thu 3/5

5:00 pm-11:59 pm

1 stop6h 59m

$328

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Tue 2/17

6:35 pm-10:00 am

1 stop15h 25m

Cancun

Tue 3/3

8:00 am-5:31 pm

1 stop9h 31m

$333

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Tue 2/17

6:35 pm-10:00 am

1 stop15h 25m

Cancun

Thu 3/5

8:00 am-11:31 pm

1 stop15h 31m

$333

BuffaloCancún

BUF - CUN

BUFCUN

Buffalo

Mon 2/16

6:35 pm-10:00 am

1 stop15h 25m

Cancun

Wed 2/25

1:40 pm-11:31 pm

1 stop9h 51m

$333

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 18 results
1
2

Compare providers for flights from Buffalo to Cancún

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to Cancún in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-Cancún flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Buffalo-Cancún flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Buffalo-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-Cancún flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-Cancún flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buffalo to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún 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 Cancún

How far ahead should I book a flight from Buffalo to Cancún?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Cancún. Price data was last updated on December 5, 2025.

The price you pay for your flight from Buffalo to Cancún may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Buffalo to Cancún?

Currently, January is the cheapest month in which you can book a flight from Buffalo to Cancún (average of $152). Flying from Buffalo to Cancún in September is currently the most expensive (average of $342). 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.

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

Find hourly flight availability from Buffalo to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 13, 2025.

It’s optimal to fly from Buffalo to Cancún at noon. By choosing this option you can save up to 49% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated December 13, 2025.
See what other customers who have flown with Delta, Aeromexico, and United Airlines from Buffalo to Cancún have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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
7.9
Good
8,006 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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.
Aeromexico
7.4
Good
1,641 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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.
United Airlines
7.4
Good
9,094 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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.
American Airlines
7.2
Good
11,052 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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.
JetBlue
7.2
Good
2,897 reviews
Delta
7.9
Good
8,006 reviews

Comfort

7.9

Food

7.3

Overall

7.9

Entertainment

7.9

Boarding

8.1

Crew

8.5

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 Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Buffalo to Cancún?

    A quick flight from Buffalo to Cancún can take about 7h 01m. Aeromexico provides one of the quickest options available for as low as $306. Airlines will cover a distance of 1584 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Buffalo to Cancún round-trip?

    Aeromexico, at $162, was found to be the cheapest airline from Buffalo to Cancún.Alternate airlines to your destination round-trip include Delta and United Airlines. You may be able to fly from Buffalo to Cancún for 66% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Buffalo to Cancún one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $109. JetBlue flights start at $128 while deals on Delta start at $129 one-way.

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

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

  • How can I find direct flights from Buffalo to Cancún?

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

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

    Yes. Cheapflights offers flight deals from Buffalo to Cancún 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 Cancún?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Cancún (average of $152). Flying from Buffalo to Cancún in September is currently the most expensive (average of $342). 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

Traveling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Puerto Aventuras
Holbox
Punta Sam

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Alternative routes for Buffalo to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Buffalo to Cancún

Discover the top 6 airlines that operate flights from Buffalo to Cancún. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$197Average$428FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$273Average$419FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$301Average$504FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$354Average$549FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$371Average$484FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$377Average$553FlexibilityNo cancel feeOn-time71%

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