Cheap flights from St. Louis to Decatur (STL - DEC)

STL — DEC
Feb 7 — Feb 141

What is the cheapest day to fly round-trip from St. Louis to Decatur, Illinois?

Flying to your destination on a Monday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Decatur, Illinois. Check prices with Cheapflights to find a great deal for your trip.

When is the cheapest time to fly from St. Louis to Decatur, Illinois (STL - DEC)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Decatur, Illinois as you normally would.

Related info for your journey

Useful info, stats and facts about St. Louis to Decatur flights.

Which airlines flying from Lambert-St Louis to Decatur Arpt have flexible changes due to COVID-19?

One of the carriers operating flights from Lambert-St Louis to Decatur Arpt that may be offering flexible change policies is Cape Air. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What are the cheapest flights from St. Louis to Decatur, Illinois?

While on average a flight from St. Louis to Decatur, Illinois is generally $5,094, our data shows the cheapest flight currently is $5,094. When looking at the most popular route, (Lambert-St Louis - Decatur Arpt), you can expect to pay $319 for that flight.

Alternative routes for St. Louis to Decatur

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from St. Louis to Decatur

The chart below displays the airlines Cheapflights users traveling from St. Louis to Decatur choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Cape AirCheapest$58Average$63FlexibilityNo cancel feeOn-time63%COVID-19 safety
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