It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.
A simple way to save on the total cost of your ticket is to fly from Chicago to Waterloo, Iowa at noon. If you’re flexible enough to do this you can expect to save up to 52% on your trip compared to booking a flight in the morning.
|Morning 6 AM to noon||60% of CHI to ALO departures|
|Afternoon Noon to 6 PM||40% of CHI to ALO departures|
|Early morning Midnight to 6 AM||0% of CHI to ALO departures|
|Evening 6 PM to midnight||0% of CHI to ALO departures|