Earn point on your loyalty program!arrow arc left

Cheap flights from Boston (BOS) to Cancun (CUN)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Boston (BOS) to Cancun (CUN)

How to find the cheapest flight from Boston (BOS) to Cancun (CUN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cancun (CUN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cancun (CUN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Boston to Cancun in December 2025 , January 2026

31 Dec - 31 Jan $ 320.00
BOS
Boston
AeroMéxico
DIRECT
CUN
Cancun
CUN
Cancun
AeroMéxico
DIRECT
BOS
Boston
Pick dates
22 Dec - 08 Jan $ 407.00
BOS
Boston
Spirit Airlines
DIRECT
CUN
Cancun
CUN
Cancun
Spirit Airlines
1 STOPS
BOS
Boston
Pick dates
22 Dec - 07 Jan $ 815.00
BOS
Boston
AeroMéxico
DIRECT
CUN
Cancun
CUN
Cancun
AeroMéxico
DIRECT
BOS
Boston
Pick dates

Last minute flights from Boston to Cancun

20 Dec - 31 Dec $ 394.00
BOS
Boston
United Airlines
1 STOPS
CUN
Cancun
CUN
Cancun
United Airlines
1 STOPS
BOS
Boston
Pick dates
20 Dec - 31 Dec $ 394.00
BOS
Boston
United Airlines
1 STOPS
CUN
Cancun
CUN
Cancun
United Airlines
1 STOPS
BOS
Boston
Pick dates
22 Dec - 31 Dec $ 716.00
BOS
Boston
AeroMéxico
DIRECT
CUN
Cancun
CUN
Cancun
AeroMéxico
DIRECT
BOS
Boston
Pick dates

One-way flights to Cancun from Boston

10:46 AM - 10:46 AM
AeroMéxico
0 Stops
4h 44m
BOS - CUN
$ 158
Kiwi
Pick dates
7:25 AM - 2:26 PM
United Airlines
1 Stops
10h 25m
BOS - CUN
$ 201
Kiwi
Pick dates
10:46 AM - 10:46 AM
AeroMéxico
0 Stops
4h 44m
BOS - CUN
$ 222
Kiwi
Pick dates

How to find the cheapest flight from Boston (BOS) to Cancun (CUN)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cancun (CUN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Cancun (CUN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.