Route Price Intelligence
Cheap Flights From St. Louis to Mexico City
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Mexico City runs $411 round trip on Volaris right now, well below the usual $644 fare out of St. Louis, with availability stretching from late summer into fall. It is a one stop itinerary, and Mexico City rewards a visit for its food scene, museums, and easy day trips to Teotihuacan. This is a rare dip on a route that usually holds firm above $600.
✓ 5 date combinations found at this price
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Best Time to Fly from St. Louis to Mexico City
The cheapest time to fly from St. Louis to Mexico City is typically July, when fares average around $467. The most expensive month tends to be December at around $669. For the best deals, consider flying in July, August, June.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route