What airlines fly to Adelaide?

Qantas Airways, Fiji Airways and Air New Zealand are the top three most popular airlines that fly to Adelaide from Illinois according to our data. Qantas Airways is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Adelaide. Keep in mind that there are 3 different airlines that fly to Adelaide on a routine basis, so you have a few additional options to choose from.

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

Fiji Airways, Qantas Airways, and Qatar Airways are the most popular carriers operating from Illinois to Adelaide

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

Prices for flights from Illinois to Adelaide Airport refresh daily.

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

As of September 2025, there are 3 operators available to choose from for flights from Illinois to Adelaide Airport.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$936 Cheap Flights from Illinois to Adelaide in 2025/26

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Find the cheapest flights from Illinois to Adelaide

Round-trip

One-way

Cheap round-trip flights

12:45 pm - 10:55 amORD-ADL

29h 40m2 stops

11:55 am - 7:56 pmADL-ORD

24h 31m2 stops

$1,272Air New Zealand

Find Deal

Wed, Nov 12 - Wed, Nov 19

4:45 pm - 12:15 pmORD-ADL

27h 00m2 stops

1:15 pm - 7:42 pmADL-ORD

22h 57m2 stops

$1,474Multiple Airlines

Find Deal

Thu, Nov 13 - Thu, Nov 20

6:16 pm - 12:35 pmORD-ADL

26h 49m2 stops

1:15 pm - 9:14 pmADL-ORD

23h 29m2 stops

$1,560Fiji Airways

Find Deal

Tue, Oct 21 - Sat, Nov 1

6:16 pm - 12:35 pmORD-ADL

26h 49m2 stops

1:15 pm - 9:24 pmADL-ORD

24h 39m2 stops

$1,626Fiji Airways

Find Deal

Tue, Oct 21 - Mon, Nov 3

3:40 pm - 10:30 pmORD-ADL

38h 20m2 stops

6:00 am - 7:30 pmADL-ORD

30h 00m3 stops

$1,697Air Canada

Find Deal

Thu, Nov 13 - Thu, Nov 20

8:51 am - 10:30 pmORD-ADL

46h 09m2 stops

6:10 am - 2:41 pmADL-ORD

25h 01m2 stops

$1,777Air Canada

Find Deal

Sun, Oct 19 - Mon, Nov 3

2:35 pm - 10:30 amORD-ADL

27h 25m1 stop

12:00 pm - 12:55 pmADL-ORD

41h 25m1 stop

$1,837Cathay Pacific

Find Deal

Wed, Nov 12 - Wed, Nov 19

2:57 pm - 10:20 amORD-ADL

27h 53m2 stops

6:05 am - 3:55 pmADL-ORD

26h 20m2 stops

$1,891Qantas Airways

Find Deal

Fri, Oct 24 - Tue, Nov 4

3:14 pm - 9:25 amORD-ADL

26h 41m2 stops

5:10 pm - 4:55 pmADL-ORD

39h 15m2 stops

$1,902Qantas Airways

Find Deal

Fri, Oct 24 - Sat, Nov 1

4:00 pm - 7:15 amORD-ADL

47h 45m2 stops

7:50 am - 1:55 pmADL-ORD

45h 35m2 stops

$1,905Cathay Pacific

Find Deal

Tue, Oct 14 - Tue, Oct 28

Air New Zealand flights from Illinois to Adelaide

Our best Air New Zealand deals on Illinois to Adelaide flight tickets

Air New Zealand

Nov 12

ORD12:45 pmChicago O'Hare Intl

29h 40m

2 stops

ADL10:55 amAdelaide

Nov 19

ADL11:55 amAdelaide

24h 31m

2 stops

ORD7:56 pmChicago O'Hare Intl

$1,272

Find similar

Air New Zealand

Oct 26

ORD7:10 amChicago O'Hare Intl

36h 15m

2 stops

ADL10:55 amAdelaide

Nov 14

ADL11:55 amAdelaide

25h 52m

2 stops

ORD9:17 pmChicago O'Hare Intl

$1,486

Find similar

Fiji Airways flights from Illinois to Adelaide

Our best Fiji Airways deals on Illinois to Adelaide flight tickets

Fiji Airways

Oct 21

ORD6:16 pmChicago O'Hare Intl

26h 49m

2 stops

ADL12:35 pmAdelaide

Nov 1

ADL1:15 pmAdelaide

23h 29m

2 stops

ORD9:14 pmChicago O'Hare Intl

$1,560

Find similar

Fiji Airways

Oct 21

ORD6:16 pmChicago O'Hare Intl

26h 49m

2 stops

ADL12:35 pmAdelaide

Nov 3

ADL1:15 pmAdelaide

24h 39m

2 stops

ORD9:24 pmChicago O'Hare Intl

$1,626

Find similar

Fiji Airways

Oct 23

ORD7:01 pmChicago O'Hare Intl

26h 04m

2 stops

ADL12:35 pmAdelaide

Nov 1

ADL1:15 pmAdelaide

23h 29m

2 stops

ORD9:14 pmChicago O'Hare Intl

$1,631

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 11/12

12:45 pm-10:55 am

2 stops29h 40m

Adelaide

Wed 11/19

11:55 am-7:56 pm

2 stops24h 31m

$1,272

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 11/13

4:45 pm-12:15 pm

2 stops27h 00m

Adelaide

Thu 11/20

1:15 pm-7:42 pm

2 stops22h 57m

$1,474

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 10/21

6:16 pm-12:35 pm

2 stops26h 49m

Adelaide

Sat 11/1

1:15 pm-9:14 pm

2 stops23h 29m

$1,560

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 10/21

6:16 pm-12:35 pm

2 stops26h 49m

Adelaide

Mon 11/3

1:15 pm-9:24 pm

2 stops24h 39m

$1,626

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 11/13

3:40 pm-10:30 pm

2 stops38h 20m

Adelaide

Thu 11/20

6:00 am-7:30 pm

3 stops30h 00m

$1,697

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 10/19

8:51 am-10:30 pm

2 stops46h 09m

Adelaide

Mon 11/3

6:10 am-2:41 pm

2 stops25h 01m

$1,777

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 11/12

2:35 pm-10:30 am

1 stop27h 25m

Adelaide

Wed 11/19

12:00 pm-12:55 pm

1 stop41h 25m

$1,837

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 10/24

2:57 pm-10:20 am

2 stops27h 53m

Adelaide

Tue 11/4

6:05 am-3:55 pm

2 stops26h 20m

$1,891

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 10/24

3:14 pm-9:25 am

2 stops26h 41m

Adelaide

Sat 11/1

5:10 pm-4:55 pm

2 stops39h 15m

$1,902

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 10/14

4:00 pm-7:15 am

2 stops47h 45m

Adelaide

Tue 10/28

7:50 am-1:55 pm

2 stops45h 35m

$1,905

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

Prices

Airlines

What is the cheapest day to depart on your flight to Adelaide?

The cheapest day to depart on your flight to Adelaide is on a Tuesday when prices can be found for as low as $1,440. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Adelaide is Saturday, with ticket prices averaging around $2,298.

What is the cheapest time of day to depart on your flight to Adelaide?

According to our data, the cheapest time of day to fly to Adelaide is at noon. momondo users have found flights departing from Illinois to Adelaide at noon for as low as $1,201. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Adelaide are more costly in the morning, with an average ticket price of $2,194. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Cheap Illinois to Adelaide flight deals and tips

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

Direct flights	None

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 many operators does momondo search for flights from Illinois to Adelaide Airport?
As of September 2025, there are 3 operators available to choose from for flights from Illinois to Adelaide Airport.
How old do you have to be to fly from Illinois to Adelaide Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 required travel and health documents for your Adelaide Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Adelaide Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Illinois to Adelaide

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

Airline	Rating	Free Cancellation	Price
Qantas Airways	PriceFrom $987	Free Cancellation	Rating 7.6 910 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,303	Free Cancellation	Rating 7.9 507 reviews	Search Air New Zealand flights
Fiji Airways	PriceFrom $1,351	Free Cancellation	Rating 8.0 205 reviews	Search Fiji Airways flights

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Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Adelaide. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

Once all potential Illinois to Adelaide 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 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.