Popular in | December |
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Cheapest in | September |
Average price | $489 |
Round-trip from | $268 |
Travelers have found that booking a Saturday departure is the best way to save up to 61% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.
Flights from St. Louis to San Salvador lean towards being more expensive in December. Prices are generally better when you fly from St. Louis to San Salvador in September, with the cheapest ticket starting at $310.
It’s optimal to fly from St. Louis to San Salvador at noon. By choosing this option you can save up to 49% on the cost of your flight, compared to a flight in the morning.
SAL Temperature | 73.4 - 77 °F |
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