Cheapest one-way flights from Boston to Cancun in August from $139

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

One-Way flights

31 Aug Aeromexico direct
23 Aug Spirit Airlines
25 Aug jetBlue
26 Aug Air Canada
25 Aug Aeromexico direct
29 Aug Spirit Airlines
24 Aug Spirit Airlines
26 Aug jetBlue direct
22 Aug Air Canada
21 Aug Air Canada

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

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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