Search Cheapest Flights to Illinois
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Cheap flights to Illinois
Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.
Cheapest Flights To Illinois
Your boss is making it hard to whistle while you work. You could call in sick, but what fun is that? We say you should fly to Illinois for a much-needed holiday. At lastminute.com.au, our deals are almost as hard to resist as that second in-flight beverage.
Are there cheap flights to Illinois available?
Cheer up, frugal friend! We've found flights to Illinois starting from AU$2,101. When you grab economy (or premium economy flights if you're feeling fancy) to Illinois at a discount on lastminute.com.au, you still have plenty left over for a midnight snack after you get home from the nightclub (or the museum, as far as your mum is concerned).
What airlines fly to Illinois?
Some of the most popular airlines that fly to airports in Illinois are United, American Airlines, Air Canada, Qantas Airways, Air New Zealand, Delta, Jetstar. What are you waiting for? You grab the ticket, we’ll start packing your carry-on.
Check out flights to these amazing Illinois cities
Popular cities in Illinois
Deals On This Weekend's Flights
Travelers ❤️ These 🏨
Hilton Chicago/Magnificent Mile Suites
Nice room. Nice location.
Reviewed on 15 Dec 2025
Silversmith Hotel Chicago Downtown
The staff is so friendly and helpful. We now have stayed here twice and enjoy the hotel.
Reviewed on 11 Dec 2025
Club Quarters Hotel Wacker at Michigan, Chicago
We loved the hotel, parking was a bit of a ways off.
Reviewed on 10 Dec 2025