Searching for flights to Illinois? There are 11 airports to choose from in the area, but look out for flights to Chicago O'hare International Airport (ORD) – flights landing here are usually the cheapest. But it's also worth thinking about where you want to stay, and how much your transfer from the airport would be. Sometimes, booking a more expensive flight might actually save you money in the long run.
Searching by state instead of by city allows you to see a wider range of flights, which increases your chances of getting a good deal. Price wise, Delta Air Lines has the cheapest flights on average.
So what are you waiting for? Use this page to compare your options and book your cheap flights today.