Cheapest one-way flights from Boston to Cancun in December from 125€

AirHint found the following cheapest one-way flights from Boston (BOS) to Cancun (CUN) in December 2025 (see full year).

One-Way flights

01 Dec United
07 Dec Southwest Airlines
08 Dec Southwest Airlines
09 Dec United
30 Dec United
07 Dec Delta direct
08 Dec Delta direct
06 Dec Delta
03 Dec Spirit Airlines
06 Dec Delta direct

Also check the deals for return flights from Boston to Cancun in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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