Travelers have found that booking a Friday departure is the best way to save up to 16% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.
Flights from Champaign to Maui lean towards being more expensive in December. Prices are generally better when you fly from Champaign to Maui in February, with the cheapest ticket starting at $295.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Champaign to Maui as you normally would.