AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Cancun (CUN) in May 2026 (see full year).
Return flights
| 15 May - 19 May | Delta | ||
| 08 May - 15 May | Delta | ||
| 01 May - 09 May | United |
Also check the deals for one-way flights from Raleigh-durham to Cancun in May.
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