Route Price Intelligence
Cheap Flights From St. Louis to Sofia
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$741
Deals From
$640
Usually Costs
$640 – $912
Lowest We've Seen
$520
Based on 7,822 price pointshigh confidence
Monthly Price Guide
Jan
$703
Feb
$696
Mar
$687
Apr
$559
May
$737
Jun
$966
Jul
$925
Aug
$663
Sep
$693
Oct
$659
Nov
$591
Dec
$656
Cheapest Average Expensive
Best Time to Fly from St. Louis to Sofia
The cheapest time to fly from St. Louis to Sofia is typically April, when fares average around $559. The most expensive month tends to be June at around $966. For the best deals, consider flying in April, November, December.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $52057 price checksWorst: $620