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Cheap flights from Chicago O'Hare Intl Airport to Adelaide from $555

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 O'Hare Intl Airport to Adelaide departing on 4/18. 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 O'Hare Intl Airport to Adelaide

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
9:15 pm - 11:50 am
ORD
-
ADL
48h 05m
3 stops
Air Canada Logo
8:00 pm - 2:43 pm
ADL
-
ORD
33h 13m
2 stops
$1,016Air Canada
Sat, Apr 18 - Mon, Apr 27
Air Canada Logo
9:15 pm - 11:50 am
ORD
-
ADL
48h 05m
3 stops
Air Canada Logo
8:00 pm - 7:25 pm
ADL
-
ORD
37h 55m
3 stops
$1,024Air Canada
Sat, Apr 18 - Mon, Apr 27
Air Canada Logo
3:40 pm - 6:10 pm
ORD
-
ADL
36h 00m
2 stops
Air Canada Logo
9:20 pm - 2:43 pm
ADL
-
ORD
31h 53m
2 stops
$1,048Air Canada
Sat, Apr 18 - Mon, Apr 27
Air Canada Logo
3:40 pm - 1:55 pm
ORD
-
ADL
31h 45m
2 stops
Air Canada Logo
9:20 pm - 2:43 pm
ADL
-
ORD
31h 53m
2 stops
$1,093Air Canada
Sun, Apr 19 - Sun, Apr 26
Air Canada Logo
3:40 pm - 11:50 am
ORD
-
ADL
29h 40m
2 stops
Air Canada Logo
4:30 pm - 7:58 pm
ADL
-
ORD
41h 58m
2 stops
$1,098Air Canada
Sun, Apr 19 - Sat, Apr 25
Air Canada Logo
9:50 am - 1:55 pm
ORD
-
ADL
37h 35m
3 stops
Air Canada Logo
9:20 pm - 2:43 pm
ADL
-
ORD
31h 53m
2 stops
$1,101Air Canada
Sun, Apr 19 - Sun, Apr 26
Air Canada Logo
9:15 pm - 11:50 am
ORD
-
ADL
48h 05m
3 stops
Air Canada Logo
4:30 pm - 7:58 pm
ADL
-
ORD
41h 58m
2 stops
$1,106Air Canada
Sat, Apr 18 - Sat, Apr 25
Air Canada Logo
9:50 am - 1:55 pm
ORD
-
ADL
37h 35m
3 stops
Air Canada Logo
4:30 pm - 10:03 pm
ADL
-
ORD
44h 03m
3 stops
$1,114Air Canada
Sun, Apr 19 - Sat, Apr 25
Multiple Airlines Logo
3:35 pm - 7:00 pm
ORD
-
ADL
34h 55m
2 stops
Multiple Airlines Logo
10:55 am - 2:41 pm
ADL
-
ORD
44h 16m
2 stops
$1,118Multiple Airlines
Mon, Feb 16 - Mon, Mar 2
Air Canada Logo
8:50 am - 3:55 pm
ORD
-
ADL
40h 35m
2 stops
Air Canada Logo
9:20 pm - 2:43 pm
ADL
-
ORD
31h 53m
2 stops
$1,143Air Canada
Thu, Apr 16 - Sun, Apr 26

United Airlines flights from Chicago O'Hare Intl Airport to Adelaide

Our best United Airlines deals on Chicago O'Hare Intl Airport to Adelaide flight tickets
United Airlines
Feb 16
ORD5:00 pmChicago O'Hare Intl
24h 00m
1 stop
ADL9:30 amAdelaide
Mar 2
ADL2:55 pmAdelaide
25h 34m
2 stops
ORD11:59 pmChicago O'Hare Intl
$1,160
United Airlines
Mar 4
ORD9:15 pmChicago O'Hare Intl
43h 45m
2 stops
ADL9:30 amAdelaide
Mar 11
ADL2:15 pmAdelaide
21h 30m
1 stop
ORD8:15 pmChicago O'Hare Intl
$1,437
United Airlines
Feb 8
ORD4:16 pmChicago O'Hare Intl
29h 24m
2 stops
ADL2:10 pmAdelaide
Feb 12
ADL9:30 amAdelaide
45h 45m
2 stops
ORD2:45 pmChicago O'Hare Intl
$1,707

Qatar Airways flights from Chicago O'Hare Intl Airport to Adelaide

Our best Qatar Airways deals on Chicago O'Hare Intl Airport to Adelaide flight tickets
Qatar Airways
Apr 18
ORD7:20 pmChicago O'Hare Intl
30h 00m
1 stop
ADL3:50 pmAdelaide
Apr 27
ADL6:20 pmAdelaide
35h 15m
2 stops
ORD3:05 pmChicago O'Hare Intl
$2,229
Qatar Airways
Apr 19
ORD7:20 pmChicago O'Hare Intl
30h 00m
1 stop
ADL3:50 pmAdelaide
Apr 27
ADL9:40 pmAdelaide
31h 55m
1 stop
ORD3:05 pmChicago O'Hare Intl
$2,654
Qatar Airways
Apr 18
ORD7:20 pmChicago O'Hare Intl
30h 00m
1 stop
ADL3:50 pmAdelaide
Apr 27
ADL9:40 pmAdelaide
31h 55m
1 stop
ORD3:05 pmChicago O'Hare Intl
$2,713

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 February 7, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Adelaide that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 4/18

9:15 pm-11:50 am

3 stops48h 05m

Adelaide

Mon 4/27

8:00 pm-2:43 pm

2 stops33h 13m

$1,016

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 4/18

9:15 pm-11:50 am

3 stops48h 05m

Adelaide

Mon 4/27

8:00 pm-7:25 pm

3 stops37h 55m

$1,024

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 4/18

3:40 pm-6:10 pm

2 stops36h 00m

Adelaide

Mon 4/27

9:20 pm-2:43 pm

2 stops31h 53m

$1,048

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 4/19

3:40 pm-1:55 pm

2 stops31h 45m

Adelaide

Sun 4/26

9:20 pm-2:43 pm

2 stops31h 53m

$1,093

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 4/19

3:40 pm-11:50 am

2 stops29h 40m

Adelaide

Sat 4/25

4:30 pm-7:58 pm

2 stops41h 58m

$1,098

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 4/19

9:50 am-1:55 pm

3 stops37h 35m

Adelaide

Sun 4/26

9:20 pm-2:43 pm

2 stops31h 53m

$1,101

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sat 4/18

9:15 pm-11:50 am

3 stops48h 05m

Adelaide

Sat 4/25

4:30 pm-7:58 pm

2 stops41h 58m

$1,106

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Sun 4/19

9:50 am-1:55 pm

3 stops37h 35m

Adelaide

Sat 4/25

4:30 pm-10:03 pm

3 stops44h 03m

$1,114

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Mon 2/16

3:35 pm-7:00 pm

2 stops34h 55m

Adelaide

Mon 3/2

10:55 am-2:41 pm

2 stops44h 16m

$1,118

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 4/16

8:50 am-3:55 pm

2 stops40h 35m

Adelaide

Sun 4/26

9:20 pm-2:43 pm

2 stops31h 53m

$1,143

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Adelaide from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl to Adelaide?

United Airlines and Qatar Airways are the most popular carriers operating from Chicago O'Hare Intl to Adelaide

What airlines fly to Adelaide?

Fiji Airways, Qantas Airways and Air New Zealand are the top three most popular airlines that fly to Adelaide from Chicago O'Hare Intl Airport according to our data. Fiji Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Adelaide. Keep in mind that there are 4 different airlines that fly to Adelaide on a routine basis, so you have a few additional options to choose from.

When to book flights from Chicago O'Hare Intl Airport to Adelaide

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Adelaide according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Adelaide (ORD to ADL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Adelaide

Fastest flight time

26h 50m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Adelaide takes 26h 50m
There are no direct flights from Chicago O'Hare Intl Airport to Adelaide. There are no popular flight routes from Chicago O'Hare Intl Airport to Adelaide.
Search flight deals

  • How far is Chicago O'Hare Intl to Adelaide by plane?

    A flight from Chicago O'Hare Intl to Adelaide will travel around 9898.7 mi. In terms of flight time, this usually takes a little over 26h 50m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Adelaide Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Adelaide Airport were last updated today.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Adelaide Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 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 Chicago O'Hare Intl Airport to Adelaide Airport.

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

    The travel and health documents you'll need for your trip to Adelaide Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Adelaide Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Adelaide?

Best airlines flying from Chicago O'Hare Intl Airport to Adelaide

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Adelaide with momondo
Airline
Rating
Free Cancellation
Price
Qantas AirwaysPriceFrom $941Free CancellationRating
7.5
987 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $1,303Free CancellationRating
8.0
580 reviews
Search Air New Zealand flights
Fiji AirwaysPriceFrom $1,351Free CancellationRating
8.0
223 reviews
Search Fiji Airways flights
United AirlinesPriceFrom $1,673Free CancellationRating
7.4
9,245 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 enables you to select and highlight flights to Adelaide from Chicago with this policy.

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

momondo provides multiple filters to help you find the best flight to Adelaide from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Chicago to Adelaide 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.

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