Route Price Intelligence
Cheap Flights From St. Louis to San Salvador
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$572
Deals From
$551
Usually Costs
$551 – $624
Lowest We've Seen
$273
Based on 5,438 price pointshigh confidence
Monthly Price Guide
Jan
$570
Feb
$565
Mar
$915
Apr
$561
May
$559
Jun
$576
Jul
$601
Aug
$569
Sep
$545
Oct
$570
Nov
$572
Dec
$755
Cheapest Average Expensive
Best Time to Fly from St. Louis to San Salvador
The cheapest time to fly from St. Louis to San Salvador is typically September, when fares average around $545. The most expensive month tends to be March at around $915. For the best deals, consider flying in September, May, April.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $31372 price checksWorst: $551