July is the cheapest month to fly this route, with average fares around $330 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $347 | $324 | Peak | |
| June 2026 | $334 | $320 | ||
| July 2026 | $330 | $324 | Best | |
| August 2026 | $331 | $324 |
Departing on Tuesday offers the lowest average fares at $325. Saturday departures are the most expensive at $342, a difference of $17.
The best time to fly is July. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Miami to Cancun is July, with average round-trip fares around $330. The lowest fare found in July is $324.
Tuesday departures are the cheapest, averaging $325 round trip. The most expensive day is Saturday at $342.
Based on current pricing trends, booking for July travel offers the best value. Avoid May if possible, as fares average $347 compared to $330 in the cheapest month. June is a solid middle-ground option at $334.
Flying in July instead of May can save you approximately $17 per round trip. The cheapest month averages $330 while the most expensive averages $347.
Airlines, flight times, price calendar, and more for Miami to Cancun
View MIA → CUN Details