Route Price Intelligence
Cheap Flights From Pittsburgh to Saint Louis
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$307
Deals From
$284
Usually Costs
$284 – $351
Lowest We've Seen
$140
Based on 8,109 price pointshigh confidence
Monthly Price Guide
Jan
$315
Feb
$318
Mar
$351
Apr
$272
May
$226
Jun
$290
Jul
$315
Aug
$307
Sep
$315
Oct
$335
Nov
$351
Dec
$351
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 $226. The most expensive month tends to be March at around $351. For the best deals, consider flying in May, April, June.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14090 price checksWorst: $222