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Cheap flights from Boston to Cancún from £108

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 16/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — CUN
17 Jan — 24 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Boston Logan Intl to Cancun are usually found in September or August, booked 80 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Boston to Cancún

Enter your travel dates to find the best prices.

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 18 December 2025.

Tue 30/1210:46BOS - CUN
Nonstop4h 44mDelta
Wed 31/1217:05CUN - BOS
1 stop16h 04mDelta
Deal found 16/12£233
Wed 17/1210:35BOS - CUN
Nonstop4h 40mJetBlue
Wed 24/1212:28CUN - BOS
Nonstop4h 12mJetBlue
Deal found 16/12£245
Sun 21/1218:16BOS - CUN
1 stop18h 54mDelta
Wed 31/1217:05CUN - BOS
1 stop16h 04mDelta
Deal found 17/12£249
Mon 22/1210:46BOS - CUN
Nonstop4h 44mDelta
Fri 26/1214:30CUN - BOS
Nonstop4h 17mDelta
Deal found 18/12£253
Fri 26/1210:50BOS - CUN
Nonstop4h 44mJetBlue
Fri 2/112:28CUN - BOS
Nonstop4h 12mJetBlue
Deal found 15/12£256
Wed 17/1209:15BOS - CUN
1 stop12h 05mDelta
Tue 23/1214:30CUN - BOS
Nonstop4h 17mDelta
Deal found 16/12£256
Tue 16/1220:45BOS - CUN
1 stop17h 15mDelta
Thu 25/1211:25CUN - BOS
1 stop9h 43mDelta
Deal found 16/12£264
Tue 30/1218:16BOS - CUN
1 stop17h 54mDelta
Thu 8/108:00CUN - BOS
1 stop8h 15mDelta
Deal found 16/12£265
Wed 31/1206:20BOS - CUN
Nonstop4h 45mJetBlue
Wed 31/1214:12CUN - BOS
1 stop7h 47mJetBlue
Deal found 17/12£273
Tue 30/1210:50BOS - CUN
Nonstop4h 44mJetBlue
Sun 4/118:40CUN - BOS
1 stop13h 01mJetBlue
Deal found 18/12£279

Find 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 18 December 2025.

Round-trip from

£216

One-way from

£108

Popular in

April

Cheapest in

September

Average price

£355

Good round-trip deal

£382 or less
Delta
  • Delta
  • 19/1-28/1
  • 1 total stop
  • 14h 43m total
  • Boston to Cancún
Search Deals
Delta
  • Delta
  • 19/2
  • 1 total stop
  • 10h 32m total
  • Boston to Cancún
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Cancun.
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 18 December 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

Fri 23/1

10:35-15:24

Nonstop4h 49m

Cancun

Fri 30/1

16:45-20:50

Nonstop4h 05m

£216

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 13/1

09:30-20:00

1 stop10h 30m

Cancun

Thu 29/1

14:30-18:43

Nonstop4h 13m

£224

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 23/2

09:30-20:02

1 stop10h 32m

Cancun

Tue 3/3

08:38-19:55

1 stop11h 17m

£224

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 12/1

08:42-13:30

Nonstop4h 48m

Cancun

Thu 22/1

14:30-18:43

Nonstop4h 13m

£224

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Sat 24/1

06:00-17:50

2 stops11h 50m

Cancun

Thu 29/1

17:09-23:49

1 stop6h 40m

£227

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 26/1

08:42-13:30

Nonstop4h 48m

Cancun

Sat 31/1

14:30-18:43

Nonstop4h 13m

£231

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Mon 26/1

08:42-13:30

Nonstop4h 48m

Cancun

Fri 30/1

14:30-18:43

Nonstop4h 13m

£231

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 10/2

09:30-20:02

1 stop10h 32m

Cancun

Mon 16/2

14:30-18:43

Nonstop4h 13m

£231

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Fri 23/1

09:30-20:00

1 stop10h 30m

Cancun

Fri 30/1

14:30-18:43

Nonstop4h 13m

£231

BostonCancún

BOS - CUN

BOSCUN

Boston Logan Intl

Tue 13/1

06:00-17:50

2 stops11h 50m

Cancun

Fri 16/1

17:09-23:49

1 stop6h 40m

£234

Flights are sorted by cheapest return flights first.

Deals found on 17/12

Showing 1-10 of 23 results
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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 return 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 return flight from Boston to Cancún. Price data was last updated on 12 December 2025.

The price you pay for your flight from Boston to Cancún may vary depending on when you book. For the best chance of a lower fare, look to book 80 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 Boston to Cancún?

Currently, February is the cheapest month in which you can book a flight from Boston to Cancún (average of £126). Flying from Boston to Cancún in April is currently the most expensive (average of £191). 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 18 December 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Cancún as you normally would.

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.

  • How popular is this Boston to Cancún flight route?

    Flights from Boston Logan Intl to Cancun have been viewed 1 times in the past calendar month.

  • How long is the flight from Boston to Cancún?

    There are many flights that can get you from Boston to Cancún in 4h 45m. Fly via Delta or JetBlue to get the fastest option. The distance from Boston to Cancún is about 1736 mi. All flights are typically direct.

  • 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 JetBlue (83%), EL AL (77%) or Delta (74%) 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 £190. On average you can expect to pay £385. The most popular route, (Boston Logan Intl - Cancun), can usually be booked for £400.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Boston to Cancún (average of £126). Flying from Boston to Cancún in April is currently the most expensive (average of £191). 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

Travelling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Holbox

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Cancún?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Cancún from Boston today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Boston to Cancún?

Cheapflights simply makes it quick and affordable to book flights from Boston to Cancún by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Boston to Cancún with no change fees?

Yes, we can. To see specific flights from Boston to Cancún with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Boston to Cancún become cheaper?

Yes, Cheapflights offers price alerts on Boston to Cancún flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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