June is the cheapest month to fly this route, with average fares around $331 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $404 | $378 | Peak | |
| June 2026 | $331 | $306 | Best | |
| July 2026 | $369 | $321 | ||
| August 2026 | $382 | $368 |
Departing on Tuesday offers the lowest average fares at $347. Friday departures are the most expensive at $375, a difference of $28.
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 Las Vegas to Cancun is June, with average round-trip fares around $331. The lowest fare found in June is $306.
Tuesday departures are the cheapest, averaging $347 round trip. The most expensive day is Friday at $375.
Based on current pricing trends, booking for June travel offers the best value. Avoid May if possible, as fares average $404 compared to $331 in the cheapest month. August is a solid middle-ground option at $382.
Flying in June instead of May can save you approximately $73 per round trip. The cheapest month averages $331 while the most expensive averages $404.
Airlines, flight times, price calendar, and more for Las Vegas to Cancun
View LAS → CUN Details