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Flights from Sydney to Illinois

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Frequently asked questions

Why should I book a flight through Flight Centre?
We make travel easy with excellent service, irresistible deals & the widest choice of travel options for every traveller. We give you peace of mind when you need it most and have expertise that you only get from 40 years in the business!
How do I manage my Flight Centre flight booking?
We know everyone books travel differently so check out our Help Centre to find out the best way to manage your Flight Centre flight booking: Help Centre Article
How can I save money on flights?
Check out our Deals page, download the Flight Centre app, sign up for the best deals via our Subscribe page or keep an eye on our social channels. Using our Fare Calendar will show you the best flight deal on any date you select to help you find the right airfare to fit your budget & save money on flights!
How do I use Flight Centre Gift Cards for Flight?
No matter where you're jetting of to, rest easy knowing Flight Centre gift cards can be redeemed at all Flight Centre retail stores within New Zealand. For more information on Gift Cards, we've put together a list of commonly asked questions here: Help Centre Article
How do I book a flight through Flight Centre?
Booking travel is easier than ever with Flight Centre - check out our range of Flight booking options here: Help Centre Article
Can I use Frequent Flyer or Other Loyalty Program when booking through Flight Centre?
Absolutely! Let your Flight Centre Travel Expert know your Loyalty Program details during the booking process. For more information, here's a link to our Help Centre: Help Centre Article
What are the latest on travel restrictions?
For the latest information on travel restrictions, visit our Help Centre: Help Centre Article

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Sydney to Tauranga

Sydney to Palmerston North

Other flights to Illinois

Auckland to Illinois

Brisbane to Illinois

Melbourne to Illinois

Manila to Illinois

Nadi to Illinois

London to Illinois

Rarotonga to Illinois

Gold Coast to Illinois

Bali to Illinois

Airline partners

Air New Zealand

Qantas

Emirates

Qatar

Singapore Airlines

Cathay Pacific

Fiji Airways

Virgin Australia

United Airlines

Sydney to Auckland

Sydney to Christchurch

Sydney to Wellington

Sydney to Queenstown

Sydney to Hamilton

Sydney to Dunedin

Sydney to Napier City

Sydney to Tauranga

Sydney to Palmerston North

Sydney to Melbourne

Sydney to Brisbane

Sydney to New Plymouth

Sydney to Nelson

Sydney to Gold Coast

Sydney to Perth

Sydney to Blenheim

Sydney to Nadi

Sydney to Invercargill

Sydney to Bali

Sydney to Gisborne

Auckland to Illinois

Brisbane to Illinois

Melbourne to Illinois

Manila to Illinois

Nadi to Illinois

London to Illinois

Rarotonga to Illinois

Gold Coast to Illinois

Bali to Illinois

Bangkok to Illinois

Perth to Illinois

Apia to Illinois

Christchurch to Illinois

Queenstown to Illinois

Los Angeles to Illinois

Wellington to Illinois

Singapore to Illinois

New Delhi to Illinois

Paris to Illinois

Air New Zealand

Qantas

Emirates

Qatar

Singapore Airlines

Cathay Pacific

Fiji Airways

Virgin Australia

United Airlines

Malaysia Airlines

China Southern Airlines