AirHint found the following cheapest return flights from Buffalo (BUF) to Cancun (CUN) in March 2026 (see full year).
Return flights
| 04 Mar - 11 Mar | United | ||
| 15 Mar - 19 Mar | Delta | ||
| 17 Mar - 21 Mar | Delta | ||
| 28 Mar - 04 Apr | Frontier Airlines |
Also check the deals for one-way flights from Buffalo to Cancun in March.
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