AirHint found the following cheapest return flights from Boston (BOS) to Cancun (CUN) in March 2026 (see full year).
Return flights
| 30 Mar - 11 Apr | jetBlue | direct | |
| 29 Mar - 11 Apr | jetBlue | ||
| 14 Mar - 18 Mar | Aeromexico | ||
| 06 Mar - 13 Mar | Delta | ||
| 03 Mar - 08 Mar | Aeromexico | ||
| 19 Mar - 22 Mar | Delta |
Also check the deals for one-way flights from Boston to Cancun in March.
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