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.
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.
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.
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.