Route Price Intelligence
Cheap Flights From St. Louis to Monterrey
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$619
Deals From
$576
Usually Costs
$576 – $650
Lowest We've Seen
$417
Based on 7,112 price pointshigh confidence
Monthly Price Guide
Jan
$650
Feb
$596
Mar
$576
Apr
$567
May
$534
Jun
$687
Jul
$579
Aug
$558
Sep
$558
Oct
$559
Nov
$558
Dec
$614
Cheapest Average Expensive
Best Time to Fly from St. Louis to Monterrey
The cheapest time to fly from St. Louis to Monterrey is typically May, when fares average around $534. The most expensive month tends to be June at around $687. For the best deals, consider flying in May, November, August.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $41775 price checksWorst: $479