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Cheap flights from Chicago to Adelaide from $637

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Adelaide departing on 3/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago to Adelaide

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:40 pm - 6:10 pmORD-ADL
34h 00m2 stops
Multiple Airlines Logo
6:55 pm - 7:58 pmADL-ORD
40h 33m2 stops
$1,121Multiple Airlines
Find Deal
mié., feb. 25 - mar., mar. 31
Air Canada Logo
1:12 pm - 6:10 pmORD-ADL
36h 28m3 stops
Air Canada Logo
6:55 pm - 7:58 pmADL-ORD
40h 33m2 stops
$1,133Air Canada
Find Deal
mié., feb. 25 - mar., mar. 31
Air Canada Logo
1:12 pm - 6:10 pmORD-ADL
36h 28m3 stops
Air Canada Logo
8:00 pm - 7:25 pmADL-ORD
38h 55m3 stops
$1,309Air Canada
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mié., feb. 25 - mar., mar. 31
Qantas Airways Logo
2:55 pm - 6:50 pmORD-ADL
35h 25m2 stops
Qantas Airways Logo
7:00 pm - 3:55 pmADL-ORD
36h 25m2 stops
$1,510Qantas Airways
Find Deal
mié., feb. 25 - mar., mar. 31
Air New Zealand Logo
10:38 am - 10:55 amORD-ADL
31h 47m2 stops
Air New Zealand Logo
6:35 am - 6:50 pmADL-ORD
28h 45m2 stops
$1,741Air New Zealand
Find Deal
lun., dic. 8 - mar., dic. 16
Qantas Airways Logo
5:10 pm - 6:50 pmORD-ADL
33h 10m2 stops
Qantas Airways Logo
8:45 am - 2:10 pmADL-ORD
45h 55m2 stops
$1,840Qantas Airways
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vie., ene. 9 - sáb., ene. 24
Cathay Pacific Logo
2:35 pm - 10:30 amORD-ADL
27h 25m1 stop
Cathay Pacific Logo
12:00 pm - 2:25 pmADL-ORD
41h 55m2 stops
$1,866Cathay Pacific
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mié., feb. 25 - mar., mar. 31
Air New Zealand Logo
9:05 pm - 10:55 amORD-ADL
45h 20m2 stops
Air New Zealand Logo
6:30 pm - 2:50 pmADL-ORD
36h 50m2 stops
$1,867Air New Zealand
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vie., ene. 9 - sáb., ene. 24
Air New Zealand Logo
9:05 pm - 10:55 amORD-ADL
45h 20m2 stops
Air New Zealand Logo
6:30 pm - 5:02 pmADL-ORD
39h 02m2 stops
$1,868Air New Zealand
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vie., ene. 9 - sáb., ene. 24
United Airlines Logo
9:05 pm - 9:30 amORD-ADL
43h 55m2 stops
United Airlines Logo
2:55 pm - 7:50 pmADL-ORD
21h 25m1 stop
$1,916United Airlines
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vie., ene. 9 - sáb., ene. 24

Air Canada flights from Chicago to Adelaide

Our best Air Canada deals on Chicago to Adelaide flight tickets
Air Canada
Feb 25
ORD1:12 pmChicago O'Hare Intl
36h 28m
3 stops
ADL6:10 pmAdelaide
Mar 31
ADL6:55 pmAdelaide
40h 33m
2 stops
ORD7:58 pmChicago O'Hare Intl
$1,133
Find similar
Air Canada
Feb 25
ORD1:12 pmChicago O'Hare Intl
36h 28m
3 stops
ADL6:10 pmAdelaide
Mar 31
ADL8:00 pmAdelaide
38h 55m
3 stops
ORD7:25 pmChicago O'Hare Intl
$1,309
Find similar
Air Canada
Dec 8
ORD2:00 pmChicago O'Hare Intl
31h 25m
3 stops
ADL1:55 pmAdelaide
Dec 16
ADL6:00 amAdelaide
25h 11m
2 stops
ORD2:41 pmChicago O'Hare Intl
$1,961
Find similar

Qantas Airways flights from Chicago to Adelaide

Our best Qantas Airways deals on Chicago to Adelaide flight tickets
Qantas Airways
Feb 25
ORD2:55 pmChicago O'Hare Intl
35h 25m
2 stops
ADL6:50 pmAdelaide
Mar 31
ADL7:00 pmAdelaide
36h 25m
2 stops
ORD3:55 pmChicago O'Hare Intl
$1,510
Find similar
Qantas Airways
Jan 9
ORD5:10 pmChicago O'Hare Intl
33h 10m
2 stops
ADL6:50 pmAdelaide
Jan 24
ADL8:45 amAdelaide
45h 55m
2 stops
ORD2:10 pmChicago O'Hare Intl
$1,840
Find similar
Qantas Airways
May 9
ORD3:17 pmChicago O'Hare Intl
27h 38m
2 stops
ADL9:25 amAdelaide
May 12
ADL6:00 amAdelaide
24h 26m
2 stops
ORD3:56 pmChicago O'Hare Intl
$2,012
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Adelaide that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated noviembre 16, 2025.
Use the filters below to find and compare flights from Chicago to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

mié. 2/25

3:40 pm-6:10 pm

2 stops34h 00m

Adelaide

mar. 3/31

6:55 pm-7:58 pm

2 stops40h 33m

$1,121

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

mié. 2/25

1:12 pm-6:10 pm

3 stops36h 28m

Adelaide

mar. 3/31

6:55 pm-7:58 pm

2 stops40h 33m

$1,133

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

mié. 2/25

1:12 pm-6:10 pm

3 stops36h 28m

Adelaide

mar. 3/31

8:00 pm-7:25 pm

3 stops38h 55m

$1,309

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

mié. 2/25

2:55 pm-6:50 pm

2 stops35h 25m

Adelaide

mar. 3/31

7:00 pm-3:55 pm

2 stops36h 25m

$1,510

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

lun. 12/8

10:38 am-10:55 am

2 stops31h 47m

Adelaide

mar. 12/16

6:35 am-6:50 pm

2 stops28h 45m

$1,741

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

vie. 1/9

5:10 pm-6:50 pm

2 stops33h 10m

Adelaide

sáb. 1/24

8:45 am-2:10 pm

2 stops45h 55m

$1,840

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

mié. 2/25

2:35 pm-10:30 am

1 stop27h 25m

Adelaide

mar. 3/31

12:00 pm-2:25 pm

2 stops41h 55m

$1,866

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

vie. 1/9

9:05 pm-10:55 am

2 stops45h 20m

Adelaide

sáb. 1/24

6:30 pm-2:50 pm

2 stops36h 50m

$1,867

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

vie. 1/9

9:05 pm-10:55 am

2 stops45h 20m

Adelaide

sáb. 1/24

6:30 pm-5:02 pm

2 stops39h 02m

$1,868

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

vie. 1/9

9:05 pm-9:30 am

2 stops43h 55m

Adelaide

sáb. 1/24

2:55 pm-7:50 pm

1 stop21h 25m

$1,916

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Adelaide from

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

What is the cheapest month to fly to Adelaide?

The cheapest month to fly to Adelaide from Chicago is in February. Flight prices, which tend to average around $1,023, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Adelaide from Chicago during April instead. Flights to Adelaide in April, while not as cheap as those in February, still average around $1,060.

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. 23h 43m 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?

  • 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?

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 AirwaysPriceFrom $982Free CancellationRating
7.5
935 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $1,303Free CancellationRating
8.0
527 reviews
Search Air New Zealand flights
Fiji AirwaysPriceFrom $1,351Free CancellationRating
8.1
209 reviews
Search Fiji Airways flights
United AirlinesPriceFrom $1,885Free CancellationRating
7.4
9,016 reviews
Search United Airlines flights

Traveling to a place near Adelaide?

Book flights to Adelaide if you plan to visit one of these locations
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.

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