Route Price Intelligence
Cheap Flights From St. Louis to London Ontario
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$657
Deals From
$619
Usually Costs
$619 – $917
Lowest We've Seen
$586
Based on 7,889 price pointshigh confidence
Monthly Price Guide
Jan
$1,275
Feb
$1,047
Mar
$976
Apr
$1,021
May
$1,035
Jun
$1,021
Jul
$1,021
Aug
$1,021
Sep
$1,035
Oct
$1,035
Nov
$1,021
Dec
$1,035
Cheapest Average Expensive
Best Time to Fly from St. Louis to London Ontario
The cheapest time to fly from St. Louis to London Ontario is typically March, when fares average around $976. The most expensive month tends to be January at around $1,275. For the best deals, consider flying in March, November, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $58659 price checksWorst: $1,003