When did momondo last update prices for flights from Adelaide Airport to Illinois?

Prices for flights from Adelaide Airport to Illinois were last updated today.

How many operators does momondo search for flights from Adelaide Airport to Illinois?

As of April 2026, there are 2 operators available to choose from for flights from Adelaide Airport to Illinois.

How old do you have to be to fly from Adelaide Airport to Illinois?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Adelaide Airport to Illinois.

What documentation or ID do you need to fly to Illinois?

The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$2,695 Cheap Flights from Adelaide to Illinois in 2026

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Find the cheapest flights from Adelaide to Illinois

Round-trip

Cheap return flights

Enter your travel dates to find the best prices.

12:05 - 21:51

ADL

ORD

24h 16m

2 stops

16:30 - 10:55

ORD

ADL

27h 55m

2 stops

$2,695Air New Zealand

Wed, 20 May - Wed, 27 May

18:55 - 14:45

ADL

ORD

34h 20m

2 stops

12:55 - 11:50

ORD

ADL

32h 25m

3 stops

$2,709Air Canada

Wed, 20 May - Wed, 27 May

17:15 - 19:40

ADL

ORD

40h 55m

3 stops

12:55 - 11:50

ORD

ADL

32h 25m

3 stops

$2,774Multiple Airlines

Wed, 20 May - Wed, 27 May

20:00 - 14:45

ADL

ORD

33h 15m

2 stops

15:40 - 11:50

ORD

ADL

29h 40m

2 stops

$2,777Air Canada

Sun, 17 May - Sun, 24 May

19:00 - 14:45

ADL

ORD

34h 15m

2 stops

09:55 - 11:50

ORD

ADL

35h 25m

3 stops

$2,789Air Canada

Sun, 17 May - Sun, 24 May

20:00 - 14:41

ADL

ORD

33h 11m

2 stops

15:40 - 11:50

ORD

ADL

29h 40m

2 stops

$2,958Air Canada

Thu, 3 Sep - Sun, 6 Sep

20:00 - 14:41

ADL

ORD

33h 11m

2 stops

15:40 - 13:55

ORD

ADL

31h 45m

2 stops

$2,983Air Canada

Thu, 3 Sep - Sun, 6 Sep

19:00 - 19:40

ADL

ORD

39h 10m

3 stops

14:15 - 13:55

ORD

ADL

33h 10m

3 stops

$3,099Air Canada

Sun, 17 May - Sun, 24 May

19:10 - 16:55

ADL

ORD

36h 15m

2 stops

21:13 - 11:15

ORD

ADL

47h 32m

2 stops

$3,248Qantas Airways

Wed, 15 Apr - Sat, 18 Apr

21:40 - 09:10

ADL

ORD

50h 00m

2 stops

19:20 - 15:50

ORD

ADL

30h 00m

1 stop

$3,258Qatar Airways

Thu, 3 Sep - Sun, 6 Sep

Qantas Airways flights from Adelaide to Illinois

Our best Qantas Airways deals on Adelaide to Illinois flight tickets

Qantas Airways

15 Apr

ADL19:10Adelaide

36h 15m

2 stops

ORD16:55Chicago O'Hare Intl

18 Apr

ORD21:13Chicago O'Hare Intl

47h 32m

2 stops

ADL11:15Adelaide

$3,248

Qantas Airways

15 Apr

ADL06:00Adelaide

25h 25m

2 stops

ORD16:55Chicago O'Hare Intl

18 Apr

ORD16:30Chicago O'Hare Intl

26h 25m

2 stops

ADL09:25Adelaide

$17,460

Qatar Airways flights from Adelaide to Illinois

Our best Qatar Airways deals on Adelaide to Illinois flight tickets

Qatar Airways

3 Sept

ADL21:40Adelaide

50h 00m

2 stops

ORD09:10Chicago O'Hare Intl

6 Sept

ORD19:20Chicago O'Hare Intl

30h 00m

1 stop

ADL15:50Adelaide

$3,258

Qatar Airways

3 Sept

ADL21:40Adelaide

50h 00m

2 stops

ORD09:10Chicago O'Hare Intl

6 Sept

ORD19:20Chicago O'Hare Intl

30h 00m

1 stop

ADL15:50Adelaide

$3,286

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 20/5

12:05-21:51

2 stops24h 16m

Chicago O'Hare Intl

Wed 27/5

16:30-10:55

2 stops27h 55m

$2,695

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 20/5

18:55-14:45

2 stops34h 20m

Chicago O'Hare Intl

Wed 27/5

12:55-11:50

3 stops32h 25m

$2,709

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 20/5

17:15-19:40

3 stops40h 55m

Chicago O'Hare Intl

Wed 27/5

12:55-11:50

3 stops32h 25m

$2,774

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sun 17/5

20:00-14:45

2 stops33h 15m

Chicago O'Hare Intl

Sun 24/5

15:40-11:50

2 stops29h 40m

$2,777

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sun 17/5

19:00-14:45

2 stops34h 15m

Chicago O'Hare Intl

Sun 24/5

09:55-11:50

3 stops35h 25m

$2,789

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 3/9

20:00-14:41

2 stops33h 11m

Chicago O'Hare Intl

Sun 6/9

15:40-11:50

2 stops29h 40m

$2,958

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 3/9

20:00-14:41

2 stops33h 11m

Chicago O'Hare Intl

Sun 6/9

15:40-13:55

2 stops31h 45m

$2,983

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Sun 17/5

19:00-19:40

3 stops39h 10m

Chicago O'Hare Intl

Sun 24/5

14:15-13:55

3 stops33h 10m

$3,099

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Wed 15/4

19:10-16:55

2 stops36h 15m

Chicago O'Hare Intl

Sat 18/4

21:13-11:15

2 stops47h 32m

$3,248

AdelaideChicago

ADL - ORD

ADLORD

Adelaide

Thu 3/9

21:40-09:10

2 stops50h 00m

Chicago O'Hare Intl

Sun 6/9

19:20-15:50

1 stop30h 00m

$3,258

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Adelaide to Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Adelaide to Illinois flights?

You could potentially save up to 21% on your flight if you consider stops on a Adelaide to Illinois flight.

Cheap Adelaide to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Illinois

Fastest flight time	28h 27m
Direct flights	None

The fastest flight from Adelaide to Illinois takes 28h 27m

There are no direct flights from Adelaide to Illinois. There are no popular flight routes from Adelaide to Illinois.

Search flight deals

Frequently asked questions about flying from Adelaide to Illinois

When did momondo last update prices for flights from Adelaide Airport to Illinois?
Prices for flights from Adelaide Airport to Illinois were last updated today.
How many operators does momondo search for flights from Adelaide Airport to Illinois?
As of April 2026, there are 2 operators available to choose from for flights from Adelaide Airport to Illinois.
How old do you have to be to fly from Adelaide Airport to Illinois?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Adelaide Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Illinois. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Adelaide to Illinois

Compare and see reviews for airlines that fly from Adelaide to Illinois with momondo

Airline	Rating	Free cancellation	Price
Qantas Airways	PriceFrom $1,403	Free cancellation	Rating 7.5 1,016 reviews		Search Qantas Airways flights
Air Canada	PriceFrom $1,442	Free cancellation	Rating 7.1 10,894 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Illinois?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Adelaide to Illinois for you.

Can I find flights from Adelaide to Illinois with flexible booking policies on momondo?

momondo does allow users to show only those flights to Illinois from Adelaide which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Adelaide to Illinois?

Once you have performed a search for Adelaide to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Illinois right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Adelaide to Illinois now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Illinois and let you know when they change.