Route Price Intelligence
Cheap Flights From Pittsburgh to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$351
Deals From
$296
Usually Costs
$296 – $369
Lowest We've Seen
$140
Based on 4,374 price pointshigh confidence
Monthly Price Guide
Jan
$369
Feb
$369
Mar
$434
Apr
$307
May
$225
Jun
$258
Jul
$351
Aug
$326
Sep
$351
Oct
$351
Nov
$369
Dec
$369
Cheapest Average Expensive
Best Time to Fly from Pittsburgh to Saint Louis
The cheapest time to fly from Pittsburgh to Saint Louis is typically May, when fares average around $225. The most expensive month tends to be March at around $434. For the best deals, consider flying in May, June, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14075 price checksWorst: $222