Route Price Intelligence
Cheap Flights From St. Louis to San Salvador
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$493
Deals From
$475
Usually Costs
$475 – $553
Lowest We've Seen
$273
Based on 7,648 price pointshigh confidence
Monthly Price Guide
Jan
$463
Feb
$455
Mar
$476
Apr
$455
May
$462
Jun
$569
Jul
$566
Aug
$462
Sep
$462
Oct
$462
Nov
$473
Dec
$673
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 February, when fares average around $455. The most expensive month tends to be December at around $673. For the best deals, consider flying in February, April, October.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $27356 price checksWorst: $409