What is the cheapest airline that flies from Adelaide to Illinois?

Qatar Airways is the most popular carrier operating 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 are refreshed on a daily basis.

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 layovers 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 necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,305 Cheap Flights from Adelaide to Illinois in 2026

Find the cheapest flights from Adelaide to Illinois

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 9:20 amADL Adelaide-ORD Chicago O'Hare Intl

41h 45m3 stops Melbourne Los Angeles Los Angeles Atlanta Hartsfield-Jackson

6:30 am - 5:10 pmORD Chicago O'Hare Intl-ADL Adelaide

44h 10m3 stops Denver Intl Los Angeles Los Angeles Melbourne

$1,305Multiple Airlines

Wed, Sep 16 - Wed, Sep 23

10:10 am - 1:55 pmADL Adelaide-ORD Chicago O'Hare Intl

42h 15m2 stops Melbourne Hong Kong Intl

4:15 pm - 5:45 pmORD Chicago O'Hare Intl-ADL Adelaide

34h 00m2 stops Hong Kong Intl Melbourne

$1,628Cathay Pacific

Tue, Sep 29 - Tue, Oct 6

2:25 pm - 2:20 pmADL Adelaide-ORD Chicago O'Hare Intl

62h 25m2 stops Sydney Kingsford Smith Hong Kong Intl

4:15 pm - 5:45 pmORD Chicago O'Hare Intl-ADL Adelaide

35h 00m2 stops Hong Kong Intl Melbourne

$1,629Cathay Pacific

Sun, Sep 13 - Sat, Sep 19

7:50 am - 1:55 pmADL Adelaide-ORD Chicago O'Hare Intl

45h 35m2 stops Melbourne Hong Kong Intl

3:35 pm - 10:30 amORD Chicago O'Hare Intl-ADL Adelaide

27h 25m1 stop Hong Kong Intl

$1,646Cathay Pacific

Sun, Oct 4 - Mon, Mar 15

10:00 pm - 7:01 pmADL Adelaide-ORD Chicago O'Hare Intl

35h 31m2 stops Doha Hamad Intl Boston Logan Intl

7:20 pm - 4:00 pmORD Chicago O'Hare Intl-ADL Adelaide

29h 10m1 stop Doha Hamad Intl

$1,657Qatar Airways

Tue, Sep 29 - Tue, Oct 6

7:45 pm - 1:55 pmADL Adelaide-ORD Chicago O'Hare Intl

57h 40m2 stops Melbourne Hong Kong Intl

2:35 pm - 10:30 amORD Chicago O'Hare Intl-ADL Adelaide

27h 25m1 stop Hong Kong Intl

$1,680Cathay Pacific

Thu, Oct 8 - Fri, Mar 12

7:45 pm - 1:55 pmADL Adelaide-ORD Chicago O'Hare Intl

56h 40m2 stops Melbourne Hong Kong Intl

4:15 pm - 5:45 pmORD Chicago O'Hare Intl-ADL Adelaide

34h 00m2 stops Hong Kong Intl Melbourne

$1,697Cathay Pacific

Sun, Sep 27 - Sun, Oct 4

7:50 am - 1:55 pmADL Adelaide-ORD Chicago O'Hare Intl

45h 35m2 stops Melbourne Hong Kong Intl

3:35 pm - 7:05 amORD Chicago O'Hare Intl-ADL Adelaide

48h 00m2 stops Hong Kong Intl Melbourne

$1,710Cathay Pacific

Sun, Oct 4 - Tue, Mar 16

2:20 pm - 8:35 amADL Adelaide-ORD Chicago O'Hare Intl

33h 45m2 stops Melbourne Abu Dhabi Zayed Intl

2:10 pm - 8:10 pmORD Chicago O'Hare Intl-ADL Adelaide

38h 30m2 stops Abu Dhabi Zayed Intl Melbourne

$1,742Multiple Airlines

Mon, Oct 5 - Mon, Mar 15

7:50 am - 1:55 pmADL Adelaide-ORD Chicago O'Hare Intl

44h 35m2 stops Melbourne Hong Kong Intl

2:35 pm - 10:30 amORD Chicago O'Hare Intl-ADL Adelaide

27h 25m1 stop Hong Kong Intl

$1,744Cathay Pacific

Fri, Oct 2 - Fri, Mar 12

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Cathay Pacific flights from Adelaide to Illinois

Our best Cathay Pacific deals on Adelaide to Illinois flight tickets

Cathay Pacific

Sep 29

ADL10:10 amAdelaide

42h 15m

2 stops

ORD1:55 pmChicago O'Hare Intl

Oct 6

ORD4:15 pmChicago O'Hare Intl

34h 00m

2 stops

ADL5:45 pmAdelaide

$1,628

Cathay Pacific

Sep 13

ADL2:25 pmAdelaide

62h 25m

2 stops

ORD2:20 pmChicago O'Hare Intl

Sep 19

ORD4:15 pmChicago O'Hare Intl

35h 00m

2 stops

ADL5:45 pmAdelaide

$1,629

Cathay Pacific

Oct 4

ADL7:50 amAdelaide

45h 35m

2 stops

ORD1:55 pmChicago O'Hare Intl

Mar 15

ORD3:35 pmChicago O'Hare Intl

27h 25m

1 stop

ADL10:30 amAdelaide

$1,646

Qatar Airways flights from Adelaide to Illinois

Our best Qatar Airways deals on Adelaide to Illinois flight tickets

Qatar Airways

Sep 29

ADL10:00 pmAdelaide

35h 31m

2 stops

ORD7:01 pmChicago O'Hare Intl

Oct 6

ORD7:20 pmChicago O'Hare Intl

29h 10m

1 stop

ADL4:00 pmAdelaide

$1,657

Qatar Airways

Sep 13

ADL10:00 pmAdelaide

35h 31m

2 stops

ORD7:01 pmChicago O'Hare Intl

Sep 19

ORD7:20 pmChicago O'Hare Intl

29h 10m

1 stop

ADL3:00 pmAdelaide

$1,804

Qatar Airways

Sep 16

ADL10:00 pmAdelaide

31h 35m

1 stop

ORD3:05 pmChicago O'Hare Intl

Sep 23

ORD3:50 pmChicago O'Hare Intl

32h 40m

2 stops

ADL3:00 pmAdelaide

$1,805

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Wed 9/16

6:05 am-9:20 am

3 stops41h 45m

Chicago O'Hare Intl

Wed 9/23

6:30 am-5:10 pm

3 stops44h 10m

$1,305

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Tue 9/29

10:10 am-1:55 pm

2 stops42h 15m

Chicago O'Hare Intl

Tue 10/6

4:15 pm-5:45 pm

2 stops34h 00m

$1,628

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Sun 9/13

2:25 pm-2:20 pm

2 stops62h 25m

Chicago O'Hare Intl

Sat 9/19

4:15 pm-5:45 pm

2 stops35h 00m

$1,629

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Sun 10/4

7:50 am-1:55 pm

2 stops45h 35m

Chicago O'Hare Intl

Mon 3/15

3:35 pm-10:30 am

1 stop27h 25m

$1,646

Quickest round-trip

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Tue 9/29

10:00 pm-7:01 pm

2 stops35h 31m

Chicago O'Hare Intl

Tue 10/6

7:20 pm-4:00 pm

1 stop29h 10m

$1,657

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Thu 10/8

7:45 pm-1:55 pm

2 stops57h 40m

Chicago O'Hare Intl

Fri 3/12

2:35 pm-10:30 am

1 stop27h 25m

$1,680

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Sun 9/27

7:45 pm-1:55 pm

2 stops56h 40m

Chicago O'Hare Intl

Sun 10/4

4:15 pm-5:45 pm

2 stops34h 00m

$1,697

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Sun 10/4

7:50 am-1:55 pm

2 stops45h 35m

Chicago O'Hare Intl

Tue 3/16

3:35 pm-7:05 am

2 stops48h 00m

$1,710

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Mon 10/5

2:20 pm-8:35 am

2 stops33h 45m

Chicago O'Hare Intl

Mon 3/15

2:10 pm-8:10 pm

2 stops38h 30m

$1,742

AdelaideChicago

ADL Adelaide - ORD Chicago O'Hare Intl

ADLORD

Adelaide

Fri 10/2

7:50 am-1:55 pm

2 stops44h 35m

Chicago O'Hare Intl

Fri 3/12

2:35 pm-10:30 am

1 stop27h 25m

$1,744

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted 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

Prices

Airlines

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Adelaide is in February. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $995.

Cheap Adelaide to Illinois flight deals and tips

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

Best Price Found	$3,815
Fastest flight time	27h 00m
Direct flights	None

The best one-way flight to Illinois from Adelaide in the past 72 hours is $3,815. The best round-trip flight deal from Adelaide to Illinois found on momondo in the last 72 hours is $1,305.

The fastest flight from Adelaide to Illinois takes 27h 00m

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 are refreshed on a daily basis.
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 layovers 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 necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Illinois from Adelaide.

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 all potential Adelaide to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Adelaide to Illinois flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.