June is the cheapest month to fly this route, with average fares around $376 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $408 | $372 | Peak | |
| June 2026 | $376 | $353 | Best | |
| July 2026 | $384 | $368 | ||
| August 2026 | $378 | $368 |
Departing on Tuesday offers the lowest average fares at $367. Friday departures are the most expensive at $406, a difference of $39.
The best time to fly is June. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Raleigh to Cancun is June, with average round-trip fares around $376. The lowest fare found in June is $353.
Tuesday departures are the cheapest, averaging $367 round trip. The most expensive day is Friday at $406.
Based on current pricing trends, booking for June travel offers the best value. Avoid May if possible, as fares average $408 compared to $376 in the cheapest month. July is a solid middle-ground option at $384.
Flying in June instead of May can save you approximately $32 per round trip. The cheapest month averages $376 while the most expensive averages $408.
Airlines, flight times, price calendar, and more for Raleigh to Cancun
View RDU → CUN Details