Cheap flights from Decatur (DEC) to Chicago (CHI) from $110

Travelers have found that booking a Friday departure is the best way to save up to 31% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

Flights from Decatur, Illinois to Chicago lean towards being more expensive in January. Prices are generally better when you fly from Decatur, Illinois to Chicago in May, with the cheapest ticket starting at $171.

When flying from Decatur, Illinois to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 26% versus a flight at noon.

If you book a flight to Chicago from Decatur, you will be flying from Decatur Arpt, which is the city’s only airport. Decatur Arpt (DEC) is located 4.7 mi from the center of Decatur. There is 1 flight from Decatur Arpt to Chicago per day from 1 airline.

United Airlines is one of the carriers that may have flexible change policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Yes, there are multiple flights from Decatur, Illinois to Chicago for under $200. The cheapest flight booked recently is on United Airlines for just $162, but on average you can expect to pay $175.

Cheapflights has at least 2 direct flights from Decatur, Illinois to Chicago under $200. A good price for a nonstop flight from Decatur, Illinois to Chicago is less than $175.

United Airlines, at $162, was found to be the cheapest airline from Decatur, Illinois to Chicago.. This flight start at 23% lower than the current average price 3 months from now.

While on average a flight from Decatur, Illinois to Chicago is generally $415, our data shows the cheapest flight currently is $140. When looking at the most popular route, (Decatur Arpt - Chicago O'Hare Intl), you can expect to pay $162 for that flight.

DEC and ORD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. DEC to ORD refers to a flight route from Decatur Arpt Airport to Chicago O'Hare Intl Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).