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$115+ Cheap flights from Boston (BOS) 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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CUN
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Cancun are usually found in September or January, booked 80 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Boston to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 July 28, 2025.

Round-trip from

$264
(Delta)

One-way from

$122
(CheapOair)

Popular in

February

Cheapest in

September

Average price

$399

Good round-trip deal

$330 or less

Good one-way deal

$158 or less
From Boston Logan Intl to Cancun
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One-way flight from Boston Logan Intl to Cancun
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Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Cancun.
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Price to beat on a one-way flight from Boston Logan Intl to Cancun.
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Find flight deals from Boston to Cancún

Cheapest flights from Boston to Cancún
Explore the most affordable flight options available from Boston to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

This JetBlue deal was found by Cheapflights users on 7/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/48:09 amBOS - CUN
Nonstop4h 46mJetBlue
Sat 10/111:15 pmCUN - BOS
Nonstop4h 17mJetBlue
Deal found 7/28$264
This Delta deal was found by Cheapflights users on 7/28. 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 9/168:05 amBOS - CUN
1 stop7h 15mDelta
Fri 9/268:10 amCUN - BOS
1 stop11h 17mDelta
Deal found 7/28$268
This CheapOair deal was found by Cheapflights users on 7/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/186:08 amBOS - CUN
1 stop7h 25mSpirit Airlines
Sat 10/251:38 pmCUN - BOS
1 stop9h 17mSpirit Airlines
Deal found 7/28$271
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 10/155:24 amBOS - CUN
1 stop9h 26mAmerican Airlines
Thu 10/163:05 pmCUN - BOS
1 stop8h 29mAmerican Airlines
Deal found 7/27$278
This Aeromexico deal was found by Cheapflights users on 7/27. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:30 amBOS - CUN
2 stops17h 29mAeromexico
Wed 9/179:10 amCUN - BOS
2 stops15h 08mAeromexico
Deal found 7/27$293
This CheapOair deal was found by Cheapflights users on 7/28. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:05 amBOS - CUN
2 stops20h 10mMultiple Airlines
Wed 10/81:38 pmCUN - BOS
2 stops8h 32mMultiple Airlines
Deal found 7/28$308

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 July 28, 2025.
Use the filters below to find and compare flights from Boston to Cancún that are best for you.

Fly from

Boston

Fly to

Cancún

Route

Depart

Return

Price

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sat 10/4

8:09 am-11:55 am

Nonstop4h 46m

Cancun

Sat 10/11

1:15 pm-6:32 pm

Nonstop4h 17m

$264

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 9/16

8:05 am-2:20 pm

1 stop7h 15m

Cancun

Fri 9/26

8:10 am-8:27 pm

1 stop11h 17m

$268

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sat 10/18

6:08 am-12:33 pm

1 stop7h 25m

Cancun

Sat 10/25

1:38 pm-11:55 pm

1 stop9h 17m

$271

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Wed 10/15

5:24 am-1:50 pm

1 stop9h 26m

Cancun

Thu 10/16

3:05 pm-12:34 am

1 stop8h 29m

$278

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Wed 9/10

8:30 am-12:59 am

2 stops17h 29m

Cancun

Wed 9/17

9:10 am-1:18 am

2 stops15h 08m

$293

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sat 8/30

7:10 am-12:53 pm

1 stop6h 43m

Cancun

Sat 9/6

12:50 pm-11:22 pm

2 stops9h 32m

$306

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Fri 10/3

6:05 am-1:15 am

2 stops20h 10m

Cancun

Wed 10/8

1:38 pm-11:10 pm

2 stops8h 32m

$308

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 8/12

8:39 pm-12:37 pm

1 stop16h 58m

$115

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 9/23

5:40 am-12:10 pm

1 stop7h 30m

$125

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Wed 9/10

10:02 am-12:59 am

1 stop15h 57m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 16 results
1
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The best insider tips for Boston to Cancún flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Boston to Cancún trip
Airports
BOS

Use the FlyLogan app to pre-order food and save time at BOS. Most eateries participate, ensuring your meal is ready for pick-up.

Read more about BOSby Paul Rubio
CUN

For a stress-free arrival at CUN, arrange hotel transfers in advance to avoid taxi scams and confusion at the arrivals area.

Read more about CUNby Ramsey Qubein
Our travel experts
Paul Rubio

Paul Rubio

Expert on BOS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on CUN

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Best time to book a flight from Boston to Cancún

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

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

Use this chart to determine the optimal time to book a round-trip flight from Boston to Cancún. Price data was last updated on July 25, 2025.

The best time to book flights from Boston to Cancún is 80 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Cancún (average of $360). Flying from Boston to Cancún in March is currently the most expensive (average of $492). 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 BOS to CUN?

Find hourly flight availability from Boston 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 July 28, 2025.

When flying from Boston to Cancún, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 34% versus a flight in the morning.

What is the cheapest day to fly from Boston to Cancún?

Use this chart to determine the cheapest time to fly round-trip from Boston to Cancún. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Boston to Cancún flight should consider departing on Thursday at noon when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Cancún

Explore weekly flight availability from Boston to Cancún. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 28, 2025.

The most flights from BOS to CUN are scheduled on a Saturday (4 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (2 on average).

What’s the top layover airport for flights from Boston to Cancún?

Share of 1-stop round-trip flights from Boston to Cancún chosen by Cheapflights users in the past 12 months, using the same layover each way.

Orlando (MCO) – chosen by Cheapflights users on 33% of 1-stop itineraries from Boston to Cancún on Cheapflights.

What’s the cheapest layover airport for flights from Boston to Cancún?

Average round-trip fare for 1-stop flights from Boston to Cancún, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Orlando (MCO) is the most affordable 1-stop option, with an average round-trip price of $340.

What’s the fastest layover option from Boston to Cancún?

Shortest average travel time for 1-stop one-way flights from Boston to Cancún, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 4h 28m.

Which airport typically offers the quickest layover for flights from Boston to Cancún?

Average layover duration for 1-stop one-way flights from Boston to Cancún, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 1h 51m.

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 July 28, 2025.
See what other customers who have flown with Delta, Aeromexico, and United Airlines from Boston 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
8.0
Very good
7,971 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,971 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Aeromexico
7.5
Good
1,719 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,893 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,913 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,971 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Boston to Cancún. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Boston to Cancún?

    If you book a flight from Boston to Cancún, you will be flying from Logan Intl to Cancun. Flights to Cancun (CUN) from Boston Logan Intl (BOS) take 4h 22m for a nonstop flight. There are 3 flights from Logan Intl to Cancún per day from 10 airlines.

  • How popular is this Boston to Cancún flight route?

    Within the past month, 61 users have taken a look at flights from Boston Logan Intl to Cancun.

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

    Delta, at $264, was found to be the cheapest airline from Boston to Cancún.Alternate airlines to your destination round-trip include Spirit Airlines and American Airlines. Delta is priced at 39% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $122. However, be on the lookout for offers from United Airlines and Aeromexico, as they are both options that can get you from Boston to Cancún for a low price.

  • What are the most reliable airlines from Boston to Cancún?

    No one likes to see their flight delayed. When booking a flight from Boston to Cancún consider choosing American Airlines (100%), EL AL (100%) or Delta (89%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Boston to Cancún?

    The cheapest flight price from Boston to Cancún is $152. On average you can expect to pay $577. The most popular route, (Boston Logan Intl - Cancun), can usually be booked for $264.

  • Where are the most common layover locations when flying from Boston to Cancún?

    Most of the time, Boston to Cancún flights that have layovers will stop in Philadelphia. Fort Lauderdale sees the second most layovers for non-direct flights flying from Boston to Cancún.

  • What are some popular things to do or see while on a layover in Philadelphia?

    The majority of Philadelphia visitors spend their time at Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park. Rittenhouse Square, University of Pennsylvania, and Citizens Bank Park can be visited by traveling about 6.1 mi, 5.7 mi, and 4.3 mi respectively from Philadelphia. Those looking to explore during their layover in Philadelphia can rent a car from Philadelphia for about $70 per day.

  • What are some popular points of interest to see during a layover in Fort Lauderdale?

    If you're on a layover in Fort Lauderdale and looking for things to do, consider visiting Las Olas Beach, Port Everglades, or Fort Lauderdale Beach Park. Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park can be visited by traveling about 4.1 mi, 2.1 mi, and 4.2 mi respectively from Fort Lauderdale. Travelers can rent a car at Fort Lauderdale for an average daily rate of $24 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Boston to Cancún flights?

    Boston to Cancún flights that have layovers will least frequently stop in New York. Charlotte sees the next fewest layovers on Boston to Cancún flights.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boston to Cancún (average of $360). Flying from Boston to Cancún in March is currently the most expensive (average of $492). 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 Boston to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Cancún

Discover the top 10 airlines that operate flights from Boston 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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$164Average$414FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$213Average$414FlexibilityNo cancel feeOn-time65%
FrontierCheapest$239Average$359FlexibilityNo cancel feeOn-time62%
DeltaCheapest$259Average$468FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$267Average$428FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$311Average$694FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$314Average$537FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$321Average$454FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$399Average$546FlexibilityNo cancel feeOn-time67%
AeroMexico ConnectCheapest$651Average$801FlexibilityNo cancel feeOn-timeN/A

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