August is the cheapest month to fly this route, with average fares around $382 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $442 | $403 | Peak | |
| June 2026 | $416 | $368 | ||
| July 2026 | $392 | $368 | ||
| August 2026 | $382 | $368 | Best |
Departing on Tuesday offers the lowest average fares at $388. Friday departures are the most expensive at $424, a difference of $36.
The best time to fly is August. Set up an alert and we'll notify you when prices drop.
Get Started Free →The cheapest month to fly from Detroit to Cancun is August, with average round-trip fares around $382. The lowest fare found in August is $368.
Tuesday departures are the cheapest, averaging $388 round trip. The most expensive day is Friday at $424.
Based on current pricing trends, booking for August travel offers the best value. Avoid May if possible, as fares average $442 compared to $382 in the cheapest month. June is a solid middle-ground option at $416.
Flying in August instead of May can save you approximately $60 per round trip. The cheapest month averages $382 while the most expensive averages $442.
Airlines, flight times, price calendar, and more for Detroit to Cancun
View DTW → CUN Details