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

Fiji Airways, United Airlines, and Cathay Pacific are the most popular carriers operating from Chicago to Adelaide

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 Chicago according to our data. Qantas Airways is the first choice among our users, with 46% 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.

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

Prices for flights from Chicago to Adelaide Airport are updated daily.

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

The number of operators available for flights from Chicago to Adelaide Airport is 3 as of September 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago 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 license, 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.

$663 Cheap Flights from Chicago to Adelaide in 2025/26

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Find the cheapest flights from Chicago to Adelaide

Round-trip

One-way

Cheap round-trip flights

7:25 am - 10:55 amORD-ADL

36h 00m2 stops

11:55 am - 11:00 pmADL-ORD

27h 35m2 stops

$1,164

Find Deal

Sun, Oct 26 - Fri, Nov 14

3:40 pm - 10:55 amORD-ADL

27h 45m2 stops

11:55 am - 7:30 pmADL-ORD

24h 05m2 stops

$1,262Air New Zealand

Find Deal

Tue, Oct 28 - Tue, Nov 4

6:23 pm - 7:15 pmORD-ADL

32h 22m2 stops

6:05 am - 4:07 pmADL-ORD

26h 32m2 stops

$1,681Qantas Airways

Find Deal

Sat, Nov 29 - Sun, Dec 14

6:03 pm - 2:15 pmORD-ADL

28h 42m2 stops

6:05 am - 8:58 pmADL-ORD

31h 23m2 stops

$1,776Qantas Airways

Find Deal

Mon, Oct 20 - Sun, Nov 9

3:45 pm - 10:30 pmORD-ADL

39h 15m2 stops

6:10 am - 2:41 pmADL-ORD

25h 01m2 stops

$1,811Air Canada

Find Deal

Mon, Oct 20 - Sun, Nov 9

8:55 am - 1:55 pmORD-ADL

37h 30m3 stops

6:10 am - 2:41 pmADL-ORD

25h 01m2 stops

$1,878Air Canada

Find Deal

Sun, Oct 19 - Sun, Nov 9

6:32 pm - 1:15 pmORD-ADL

27h 13m2 stops

7:40 am - 5:10 pmADL-ORD

25h 00m2 stops

$1,880United Airlines

Find Deal

Mon, Oct 13 - Mon, Oct 20

7:40 pm - 4:50 pmORD-ADL

29h 40m1 stop

6:30 pm - 2:50 pmADL-ORD

35h 50m2 stops

$2,167Qatar Airways

Find Deal

Mon, Oct 13 - Mon, Oct 20

6:50 pm - 5:05 pmORD-ADL

29h 45m1 stop

6:20 pm - 2:30 pmADL-ORD

36h 40m2 stops

$2,191Qatar Airways

Find Deal

Sat, Nov 29 - Sun, Dec 14

7:40 pm - 11:10 amORD-ADL

25h 00m2 stops

9:20 pm - 5:07 pmADL-ORD

34h 17m2 stops

$2,742United Airlines

Find Deal

Fri, Sep 26 - Mon, Sep 29

Air New Zealand flights from Chicago to Adelaide

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

Air New Zealand

Oct 28

ORD3:40 pmChicago O'Hare Intl

27h 45m

2 stops

ADL10:55 amAdelaide

Nov 4

ADL11:55 amAdelaide

24h 05m

2 stops

ORD7:30 pmChicago O'Hare Intl

$1,262

Find similar

Air New Zealand

Oct 26

ORD7:10 amChicago O'Hare Intl

36h 15m

2 stops

ADL10:55 amAdelaide

Nov 13

ADL11:55 amAdelaide

33h 35m

2 stops

ORD5:00 amChicago O'Hare Intl

$1,353

Find similar

Air New Zealand

Dec 16

ORD10:45 amChicago O'Hare Intl

31h 40m

2 stops

ADL10:55 amAdelaide

Dec 30

ADL7:50 amAdelaide

25h 15m

2 stops

ORD4:35 pmChicago O'Hare Intl

$2,320

Find similar

Qantas Airways flights from Chicago to Adelaide

Our best Qantas Airways deals on Chicago to Adelaide flight tickets

Qantas Airways

Nov 29

ORD6:23 pmChicago O'Hare Intl

32h 22m

2 stops

ADL7:15 pmAdelaide

Dec 14

ADL6:05 amAdelaide

26h 32m

2 stops

ORD4:07 pmChicago O'Hare Intl

$1,681

Find similar

Qantas Airways

Oct 20

ORD6:03 pmChicago O'Hare Intl

28h 42m

2 stops

ADL2:15 pmAdelaide

Nov 9

ADL6:05 amAdelaide

31h 23m

2 stops

ORD8:58 pmChicago O'Hare Intl

$1,776

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 10/26

7:25 am-10:55 am

2 stops36h 00m

Adelaide

Fri 11/14

11:55 am-11:00 pm

2 stops27h 35m

$1,164

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 10/28

3:40 pm-10:55 am

2 stops27h 45m

Adelaide

Tue 11/4

11:55 am-7:30 pm

2 stops24h 05m

$1,262

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 11/29

6:23 pm-7:15 pm

2 stops32h 22m

Adelaide

Sun 12/14

6:05 am-4:07 pm

2 stops26h 32m

$1,681

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/20

6:03 pm-2:15 pm

2 stops28h 42m

Adelaide

Sun 11/9

6:05 am-8:58 pm

2 stops31h 23m

$1,776

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/20

3:45 pm-10:30 pm

2 stops39h 15m

Adelaide

Sun 11/9

6:10 am-2:41 pm

2 stops25h 01m

$1,811

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 10/19

8:55 am-1:55 pm

3 stops37h 30m

Adelaide

Sun 11/9

6:10 am-2:41 pm

2 stops25h 01m

$1,878

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/13

6:32 pm-1:15 pm

2 stops27h 13m

Adelaide

Mon 10/20

7:40 am-5:10 pm

2 stops25h 00m

$1,880

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 10/13

7:40 pm-4:50 pm

1 stop29h 40m

Adelaide

Mon 10/20

6:30 pm-2:50 pm

2 stops35h 50m

$2,167

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 11/29

6:50 pm-5:05 pm

1 stop29h 45m

Adelaide

Sun 12/14

6:20 pm-2:30 pm

2 stops36h 40m

$2,191

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Fri 9/26

7:40 pm-11:10 am

2 stops25h 00m

Adelaide

Mon 9/29

9:20 pm-5:07 pm

2 stops34h 17m

$2,742

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago 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 Chicago 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.

When to book flights from Chicago to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Adelaide according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Adelaide (CHI to ADL) flight deals and tips

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

Direct flights	None

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

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How far is Chicago to Adelaide by plane?
The straight-line distance from Chicago to Adelaide is 9912.3 mi. 25h 00m is a normal flight duration for this route.
When did momondo last update prices for flights from Chicago to Adelaide Airport?
Prices for flights from Chicago to Adelaide Airport are updated daily.
How many operators does momondo search for flights from Chicago to Adelaide Airport?
The number of operators available for flights from Chicago to Adelaide Airport is 3 as of September 2025.
How old do you have to be to fly from Chicago to Adelaide Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago 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 license, 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.
What is the most popular airline from Chicago to Adelaide?
Based on momondo bookings for flights between Chicago and Adelaide, the leading airline is Qantas Airways, making up 67% of the total bookings. Other popular airlines include Air New Zealand with 33%.

Best airlines flying from Chicago to Adelaide

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

Airline	Rating	Free Cancellation	Price
Qantas Airways	PriceFrom $987	Free Cancellation	Rating 7.5 905 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $1,303	Free Cancellation	Rating 8.0 505 reviews	Search Air New Zealand flights
Fiji Airways	PriceFrom $1,351	Free Cancellation	Rating 8.0 205 reviews	Search Fiji Airways flights

Glenelg

Why use momondo?

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

Finding the right flight to Adelaide from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Adelaide quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Chicago and Adelaide by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Adelaide, momondo offers a useful price alert feature which will track prices for flights to Adelaide from Chicago and alert you when they change.