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

Prices for flights from Illinois to Adelaide Airport refresh daily.

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

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 Illinois to Adelaide Airport.

What documentation or ID do you need to fly to Adelaide Airport?

The travel and health documents required for your trip to Adelaide Airport 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 Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$875 Cheap Flights from Illinois to Adelaide in 2026

1 adult

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Find the cheapest flights from Illinois to Adelaide

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

15:40 - 11:10

ORD

ADL

29h 00m

2 stops

20:00 - 14:41

ADL

ORD

33h 11m

2 stops

$1,488Air Canada

Sun, 28 Jun - Tue, 11 Aug

13:05 - 13:55

ORD

ADL

32h 20m

2 stops

18:55 - 14:41

ADL

ORD

34h 16m

2 stops

$1,551Air Canada

Mon, 23 Feb - Wed, 15 Jul

15:40 - 11:10

ORD

ADL

29h 00m

2 stops

20:00 - 14:41

ADL

ORD

33h 11m

2 stops

$1,553Air Canada

Sun, 28 Jun - Wed, 12 Aug

15:35 - 22:30

ORD

ADL

38h 25m

2 stops

06:00 - 14:41

ADL

ORD

25h 11m

2 stops

$1,623Air Canada

Fri, 27 Feb - Fri, 6 Mar

15:35 - 22:30

ORD

ADL

38h 25m

2 stops

06:00 - 19:45

ADL

ORD

30h 15m

3 stops

$1,635Air Canada

Fri, 27 Feb - Fri, 6 Mar

20:40 - 18:10

ORD

ADL

53h 00m

3 stops

18:55 - 14:41

ADL

ORD

34h 16m

2 stops

$1,659Air Canada

Mon, 23 Feb - Wed, 15 Jul

15:40 - 11:10

ORD

ADL

29h 00m

2 stops

20:00 - 14:41

ADL

ORD

33h 11m

2 stops

$1,711Air Canada

Sat, 27 Jun - Wed, 12 Aug

15:40 - 11:10

ORD

ADL

29h 00m

2 stops

20:00 - 14:41

ADL

ORD

33h 11m

2 stops

$1,742Air Canada

Mon, 29 Jun - Tue, 11 Aug

15:40 - 11:10

ORD

ADL

29h 00m

2 stops

18:55 - 14:41

ADL

ORD

34h 16m

2 stops

$1,778Singapore Airlines

Mon, 29 Jun - Mon, 20 Jul

18:28 - 13:55

ORD

ADL

50h 57m

3 stops

06:00 - 09:13

ADL

ORD

43h 43m

3 stops

$1,802Air Canada

Fri, 27 Feb - Fri, 6 Mar

Emirates flights from Illinois to Adelaide

Our best Emirates deals on Illinois to Adelaide flight tickets

Emirates

23 Feb

ORD19:45Chicago O'Hare Intl

32h 35m

1 stop

ADL20:50Adelaide

15 July

ADL21:50Adelaide

32h 25m

1 stop

ORD15:45Chicago O'Hare Intl

$4,061

Emirates

16 Feb

ORD19:45Chicago O'Hare Intl

32h 35m

1 stop

ADL20:50Adelaide

19 Feb

ADL22:40Adelaide

32h 45m

1 stop

ORD14:55Chicago O'Hare Intl

$4,135

Emirates

1 July

ORD20:35Chicago O'Hare Intl

33h 00m

1 stop

ADL20:05Adelaide

22 July

ADL21:50Adelaide

32h 25m

1 stop

ORD15:45Chicago O'Hare Intl

$4,280

United Airlines flights from Illinois to Adelaide

Our best United Airlines deals on Illinois to Adelaide flight tickets

United Airlines

30 June

ORD18:15Chicago O'Hare Intl

26h 10m

2 stops

ADL10:55Adelaide

21 July

ADL06:05Adelaide

25h 06m

2 stops

ORD16:41Chicago O'Hare Intl

$2,147

United Airlines

30 June

ORD18:25Chicago O'Hare Intl

26h 00m

2 stops

ADL10:55Adelaide

24 July

ADL06:05Adelaide

25h 05m

2 stops

ORD16:40Chicago O'Hare Intl

$2,221

United Airlines

23 Feb

ORD18:17Chicago O'Hare Intl

22h 43m

1 stop

ADL09:30Adelaide

15 July

ADL06:05Adelaide

32h 15m

2 stops

ORD23:50Chicago O'Hare Intl

$2,444

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 28/6

15:40-11:10

2 stops29h 00m

Adelaide

Tue 11/8

20:00-14:41

2 stops33h 11m

$1,488

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 23/2

13:05-13:55

2 stops32h 20m

Adelaide

Wed 15/7

18:55-14:41

2 stops34h 16m

$1,551

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 28/6

15:40-11:10

2 stops29h 00m

Adelaide

Wed 12/8

20:00-14:41

2 stops33h 11m

$1,553

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 27/2

15:35-22:30

2 stops38h 25m

Adelaide

Fri 6/3

06:00-14:41

2 stops25h 11m

$1,623

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 27/2

15:35-22:30

2 stops38h 25m

Adelaide

Fri 6/3

06:00-19:45

3 stops30h 15m

$1,635

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 23/2

20:40-18:10

3 stops53h 00m

Adelaide

Wed 15/7

18:55-14:41

2 stops34h 16m

$1,659

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 27/6

15:40-11:10

2 stops29h 00m

Adelaide

Wed 12/8

20:00-14:41

2 stops33h 11m

$1,711

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 29/6

15:40-11:10

2 stops29h 00m

Adelaide

Tue 11/8

20:00-14:41

2 stops33h 11m

$1,742

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 29/6

15:40-11:10

2 stops29h 00m

Adelaide

Mon 20/7

18:55-14:41

2 stops34h 16m

$1,778

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 27/2

18:28-13:55

3 stops50h 57m

Adelaide

Fri 6/3

06:00-09:13

3 stops43h 43m

$1,802

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Illinois to Adelaide

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

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

United Airlines is the most popular carrier operating from Illinois to Adelaide

Cheap Illinois to Adelaide flight deals and tips

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

Fastest flight time	34h 05m
Direct flights	None

The fastest flight from Illinois to Adelaide takes 34h 05m

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

Search flight deals

When did momondo last update prices for flights from Illinois to Adelaide Airport?
Prices for flights from Illinois to Adelaide Airport refresh daily.
How old do you have to be to fly from Illinois to Adelaide Airport?
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 Illinois to Adelaide Airport.
What documentation or ID do you need to fly to Adelaide Airport?
The travel and health documents required for your trip to Adelaide Airport 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 Adelaide Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Glenelg

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Adelaide. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Illinois to Adelaide flights to just show those with flexible booking policies.

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

Once you have performed a search for Illinois to Adelaide 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 Illinois to Adelaide right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Adelaide from Illinois. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.