June is the cheapest month to fly this route, with average fares around $341 round trip.
Average round-trip fares by departure month, based on current availability.
| Month | Avg Price | Lowest | Relative Cost | |
|---|---|---|---|---|
| May 2026 | $358 | $344 | Peak | |
| June 2026 | $341 | $300 | Best | |
| July 2026 | $343 | $302 | ||
| August 2026 | $355 | $332 |
Departing on Tuesday offers the lowest average fares at $326. Friday departures are the most expensive at $364, a difference of $38.
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 Denver to Mexico City is June, with average round-trip fares around $341. The lowest fare found in June is $300.
Tuesday departures are the cheapest, averaging $326 round trip. The most expensive day is Friday at $364.
Based on current pricing trends, booking for June travel offers the best value. Avoid May if possible, as fares average $358 compared to $341 in the cheapest month. August is a solid middle-ground option at $355.
Flying in June instead of May can save you approximately $17 per round trip. The cheapest month averages $341 while the most expensive averages $358.
Airlines, flight times, price calendar, and more for Denver to Mexico City
View DEN → MEX Details