$141 Cheap Flights from Boston (BOS) to Cancun (CUN)

View $141 flight on Sat, Mar 28, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Cancun Intl. Airport (CUN)

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Boston to Cancun (BOS-CUN)

Prices were available within the past 7 days and start at $141 for one-way flights and $277 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, Apr 1 - Fri, Apr 3
BOS
Boston
CUN
Cancun
$277 Roundtrip, found 11 hours ago
$277
Roundtrip
found 11 hours ago
Select Spirit Airlines flight, departing Wed, Apr 1 from Boston to Cancun, returning Fri, Apr 3, priced at $277 found 11 hours ago
Spirit Airlines
Sat, Mar 28 - Wed, Apr 1
BOS
Boston
CUN
Cancun
$307 Roundtrip, found 1 hour ago
$307
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sat, Mar 28 from Boston to Cancun, returning Wed, Apr 1, priced at $307 found 1 hour ago
Spirit Airlines
Sun, Apr 12 - Sat, Apr 18
BOS
Boston
CUN
Cancun
$309 Roundtrip, found 2 hours ago
$309
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Sun, Apr 12 from Boston to Cancun, returning Sat, Apr 18, priced at $309 found 2 hours ago
Spirit Airlines
Fri, May 15 - Mon, May 18
BOS
Boston
CUN
Cancun
$313 Roundtrip, just found
$313
Roundtrip
just found
Select Spirit Airlines flight, departing Fri, May 15 from Boston to Cancun, returning Mon, May 18, priced at $313 just found
Spirit Airlines
Wed, Apr 8 - Fri, Apr 17
BOS
Boston
CUN
Cancun
$314 Roundtrip, found 1 hour ago
$314
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Apr 8 from Boston to Cancun, returning Fri, Apr 17, priced at $314 found 1 hour ago
Spirit Airlines
Sun, Mar 29 - Thu, Apr 2
BOS
Boston
CUN
Cancun
$315 Roundtrip, just found
$315
Roundtrip
just found
Select Spirit Airlines flight, departing Sun, Mar 29 from Boston to Cancun, returning Thu, Apr 2, priced at $315 just found
Frontier Airlines
Sun, Apr 12 - Tue, Apr 14
BOS
Boston
CUN
Cancun
$324 Roundtrip, found 11 hours ago
$324
Roundtrip
found 11 hours ago
Select Frontier Airlines flight, departing Sun, Apr 12 from Boston to Cancun, returning Tue, Apr 14, priced at $324 found 11 hours ago
Aeromexico
Wed, May 13 - Fri, May 15
BOS
Boston
CUN
Cancun
$335 Roundtrip, found 11 hours ago
$335
Roundtrip
found 11 hours ago
Select Aeromexico flight, departing Wed, May 13 from Boston to Cancun, returning Fri, May 15, priced at $335 found 11 hours ago
JetBlue Airways
Fri, May 29 - Tue, Jun 2
BOS
Boston
CUN
Cancun
$375 Roundtrip, just found
$375
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, May 29 from Boston to Cancun, returning Tue, Jun 2, priced at $375 just found
Delta
Fri, Jun 5 - Mon, Jun 8
BOS
Boston
CUN
Cancun
$375 Roundtrip, found 2 hours ago
$375
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Jun 5 from Boston to Cancun, returning Mon, Jun 8, priced at $375 found 2 hours ago

The Annual Vacation Sale

Members save up to 40% on hotels and homes. Plan this year’s big trip and save.
Book now

Alternative airports near Cancun

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Cancun Intl. CUN. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $331
CUN
Cancun Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $331

Find the cheapest month to fly from Boston (BOS) to Cancun (CUN)

January is typically the cheapest month to fly

From $224 - $377 per traveler.

Frequently asked questions

How much does a flight from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) cost?
You can find cheap one-way flights from $141 and cheap return flights from $277 Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) with Expedia. One-way flights typically cost between $157 and $1461, and return flights often range between $391 and $2895. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The cheapest month to fly from BOS to CUN is April when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
Choose from 4 airlines operating direct flights from BOS to CUN:

  • JetBlue Airways operates around 13 direct flights from BOS to CUN every week
  • Delta operates around 7 direct flights from BOS to CUN every week
  • American Airlines operates around 7 direct flights from BOS to CUN every week
  • Spirit Airlines operates around 7 direct flights from BOS to CUN every week

What is the cheapest airline that flies from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
JetBlue Airways is one of the cheapest airlines offering connecting flights from Boston (BOS) to Cancun (CUN), starting from around $354 for a round-trip ticket. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
To find a cheap flight from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The best airline to fly with from Boston, MA (BOS) to Cancun, Quintana Roo (CUN) will differ from traveler to traveler. If you like to fly early, Delta offers early morning flights. If price is the most important factor, Spirit Airlines typically offers the lowest fares. Delta also offers the most daily flights from BOS to CUN, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
On average, there are around 3 nonstop flights per day from Logan Intl. (BOS) to Cancun Intl. (CUN). For more options, look at flights that include layovers.
What is the earliest flight from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The earliest flight from Boston, MA (BOS) to Cancun, Quintana Roo (CUN) usually departs at around 12:15 AM, operated by United. This seasonal service is available in December, perfect for starting your vacation early. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
The most popular departure times for flights from Boston (BOS-Logan Intl.) to Cancun (CUN-Cancun Intl.) are in the early morning, from 6am to 9am. About 50% of passengers prefer this time window. Many major carriers, including American Airlines, Delta, and JetBlue Airways, offer flights during this window. This timing works well because it allows you to arrive in Cancun with plenty of time to enjoy the day ahead.
How long does it take to fly from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
A nonstop flight from BOS to CUN typically takes around 4 hours 50 minutes, covering approximately 1,737 miles. Connecting flights on this route usually add 15 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
You can fly business class between BOS and CUN. Airlines that offer business class service on this route include:

  • Delta Air Lines
  • Air Canada
  • Aeromexico
  • American Airlines
  • Copa
  • Avianca

First class is available with Spirit Airlines.
How much is a business class flight from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
A direct, return business class ticket from Boston (BOS) to Cancun (CUN) typically costs between $1,600 - $3,683. A non-stop, one-way business class flight is usually around $316 - $732. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) if you opt for a connecting flight.*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight with Expedia?
It's easy to earn miles on a Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Cancun from Logan Intl. (BOS)?
From Logan Intl. (BOS), you can fly into Cancun Intl. (CUN) to reach Cancun. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), Charlotte-Douglas Intl. (CLT) before reaching Cancun. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) at the last minute?
Typically, booking a last minute flight from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight and hotel package?
Securing a Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) Quintana Roo Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.)?
If you booked your Boston, MA (BOS-Logan Intl.) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Cancun Intl.
Airlines serving
Aeromexico, Air Canada, Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
$276
Distance
1736 mi
Average flight time
3 hours 42 mins

Book with confidence

Boston to Cancun Flights

The cheapest times to fly from Boston to Cancun

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Cancun are during the month of April. You can find some of the cheapest flights from Boston to Cancun with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Cancun

Sunday is one of the best days to book for cheap flights from Boston to Cancun: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Cancun

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Cancun in 2026. You can also book with separate airlines for your outbound and return journeys, from $141 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Cancun flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Cancun airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Boston to Cancun Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.