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$91+ 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CUN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 83 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 June 12, 2025.

Round-trip from

$295
(Delta)

One-way from

$91
(American Airlines)

Popular in

February

Cheapest in

September

Average price

$409

Good round-trip deal

$316 or less

Good one-way deal

$156 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 June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/12. 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.
Sat 8/99:08 amBOS - CUN
Nonstop4h 22mDelta
Sat 8/163:10 pmCUN - BOS
1 stop7h 04mDelta
Deal found 6/12$295
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/118:39 pmBOS - CUN
1 stop15h 41mSpirit Airlines
Mon 8/2512:14 pmCUN - BOS
1 stop10h 15mSpirit Airlines
Deal found 6/10$297
This JetBlue deal was found by Cheapflights users on 6/10. 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 11/1512:00 pmBOS - CUN
Nonstop4h 40mJetBlue
Sat 11/226:00 pmCUN - BOS
Nonstop4h 07mJetBlue
Deal found 6/10$302
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Wed 9/106:00 amBOS - CUN
2 stops10h 30mAmerican Airlines
Thu 9/1812:46 pmCUN - BOS
1 stop8h 31mAmerican Airlines
Deal found 6/11$304
This Aeromexico deal was found by Cheapflights users on 6/10. 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 11/129:05 amBOS - CUN
1 stop12h 19mAeromexico
Mon 11/172:30 pmCUN - BOS
Nonstop4h 12mAeromexico
Deal found 6/10$315
This Priceline deal was found by Cheapflights users on 6/9. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1912:55 pmBOS - CUN
1 stop20h 48mMultiple Airlines
Thu 6/268:58 amCUN - BOS
1 stop12h 58mMultiple Airlines
Deal found 6/9$318
This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/165:50 amBOS - CUN
1 stop8h 10mAir Canada
Wed 6/182:00 pmCUN - BOS
1 stop18h 35mAir Canada
Deal found 6/12$351
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 7/295:30 amBOS - CUN
2 stops14h 50mUnited Airlines
Thu 8/78:45 amCUN - BOS
1 stop6h 44mUnited Airlines
Deal found 6/11$354
This Priceline deal was found by Cheapflights users on 6/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1212:55 pmBOS - CUN
1 stop20h 48mFrontier
Mon 6/1612:35 pmCUN - BOS
1 stop18h 31mFrontier
Deal found 6/11$387

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 June 12, 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 8/9

9:08 am-12:30 pm

Nonstop4h 22m

Cancun

Sat 8/16

3:10 pm-11:14 pm

1 stop7h 04m

$295

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 8/11

8:39 pm-11:20 am

1 stop15h 41m

Cancun

Mon 8/25

12:14 pm-11:29 pm

1 stop10h 15m

$297

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sun 8/10

5:15 am-1:00 pm

1 stop8h 45m

Cancun

Sat 8/16

3:10 pm-11:14 pm

1 stop7h 04m

$299

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sun 7/27

9:50 am-1:15 pm

Nonstop4h 25m

Cancun

Sun 8/3

2:35 pm-7:52 pm

Nonstop4h 17m

$302

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Wed 9/10

6:30 am-3:30 pm

2 stops10h 00m

Cancun

Fri 9/19

12:46 pm-10:34 pm

2 stops8h 48m

$304

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Thu 6/19

12:55 pm-8:43 am

1 stop20h 48m

Cancun

Thu 6/26

8:58 am-10:56 pm

1 stop12h 58m

$318

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 6/16

5:50 am-1:00 pm

1 stop8h 10m

Cancun

Wed 6/18

2:00 pm-9:35 am

1 stop18h 35m

$351

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 7/29

5:30 am-7:20 pm

2 stops14h 50m

Cancun

Thu 8/7

8:45 am-4:29 pm

1 stop6h 44m

$354

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sat 7/5

6:00 am-12:10 pm

1 stop7h 10m

Cancun

Sat 7/12

9:58 am-7:52 am

1 stop20h 54m

$375

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 7/21

5:36 am-3:22 pm

1 stop10h 46m

$91

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 20 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 June 9, 2025.

The best time to book flights from Boston to Cancún is 83 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 June 12, 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 35% 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 June 8, 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 June 12, 2025.

The most flights from BOS to CUN are scheduled on a Wednesday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Cancún by month

Plan your trip to Cancún by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cancún ranges from 1.1 - 11.1 inches per month. October is typically the wettest month, when rainfall can reach 11.1 in. April is typically the driest time to visit Cancún when rainfall is around 1.1 in.

Temperature in Cancún by month

Plan your trip to Cancún by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Boston to Cancún by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
Aeromexico
7.5
Good
1,706 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Entertainment

7.1

Overall

8.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Surinder,May 2025

SEA - YYZ

My wife wanted the aile seat and I always prefer window seat. Luckily we both got the best seats we wanted. The plane was very nice and we enjoyed the best take off and the smooth landing at Toronto. All the services by the staff inside the aeroplane were very nice well appreciated. Thanks again and hope to see you soon.

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 20m 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, 48 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 $295, was found to be the cheapest airline from Boston to Cancún.Alternate airlines to your destination round-trip include Spirit Airlines and JetBlue. Delta is priced at 32% 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 American Airlines, with whom users have recently found tickets for as low as $91. However, be on the lookout for offers from Spirit 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 Delta (92%), Aeromexico (92%) or JetBlue (88%) 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 $146. On average you can expect to pay $695. The most popular route, (Boston Logan Intl - Cancun), can usually be booked for $254.

  • 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. Orlando sees the second most layovers for non-direct flights flying from Boston to Cancún. Orlando is followed by Fort Lauderdale in terms of the most popular layover location for Boston to Cancún flights.

  • 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 $62 per day.

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

    If you're on a layover in Orlando and looking for things to do, consider visiting Walt Disney World Resort, Universal Orlando Resort, or International Drive. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be visited by traveling about 16.2 mi, 10.2 mi, and 9.9 mi respectively from Orlando. Travelers can rent a car at Orlando for an average daily rate of $24 to make sightseeing during their layover a little easier.

  • What are points of interest worth seeing during a layover in Fort Lauderdale?

    Las Olas Beach, Port Everglades, and Fort Lauderdale Beach Park are currently the most popular points of interest in Fort Lauderdale. 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. Those looking to explore during their layover in Fort Lauderdale can rent a car from Fort Lauderdale for about $24 per day.

  • 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 Boston?

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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.
Boston to Cozumel flights
Hartford to Cancún flights
Albany to Cancún flights
Hartford to Cozumel flights
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Worcester to Cancún flights
Boston to Chetumal flights

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AeromexicoCheapest$162Average$415FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$198Average$421FlexibilityNo cancel feeOn-time65%
FrontierCheapest$239Average$359FlexibilityNo cancel feeOn-time62%
DeltaCheapest$257Average$469FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$263Average$433FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$304Average$531FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$311Average$694FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$319Average$458FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$445Average$556FlexibilityNo cancel feeOn-time67%
AeroMexico ConnectCheapest$626Average$779FlexibilityNo cancel feeOn-timeN/A

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