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Look for other cheap flights to Chicago

$907 Cheap flights to Chicago

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Chicago departing on 15/1. 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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Find the cheapest flights from Australia to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:45 - 14:55
BNE
-
ORD
44h 10m2 stops
Air Canada Logo
15:35 - 08:45
ORD
-
BNE
25h 10m1 stop
$1,334Air Canada
Thu, 12 Feb - Thu, 19 Feb
Air Canada Logo
10:45 - 20:10
BNE
-
ORD
25h 25m2 stops
Air Canada Logo
07:15 - 08:45
ORD
-
BNE
33h 30m2 stops
$1,344Air Canada
Wed, 11 Feb - Wed, 18 Feb
Air Canada Logo
10:45 - 11:06
BNE
-
ORD
40h 21m2 stops
Air Canada Logo
15:35 - 08:45
ORD
-
BNE
25h 10m1 stop
$1,349Air Canada
Wed, 11 Feb - Wed, 18 Feb
American Airlines Logo
19:40 - 11:43
BNE
-
ORD
31h 03m2 stops
American Airlines Logo
09:25 - 05:00
ORD
-
BNE
28h 35m2 stops
$1,511American Airlines
Tue, 17 Mar - Wed, 1 Apr
ANA Logo
21:55 - 13:50
PER
-
ORD
29h 55m1 stop
ANA Logo
18:20 - 20:10
ORD
-
PER
35h 50m2 stops
$1,653ANA
Sun, 8 Feb - Mon, 23 Feb
ANA Logo
21:55 - 18:55
PER
-
ORD
35h 00m2 stops
ANA Logo
10:30 - 20:10
ORD
-
PER
43h 40m1 stop
$1,881ANA
Wed, 11 Feb - Wed, 18 Feb
Air New Zealand Logo
10:55 - 20:28
OOL
-
ORD
25h 33m2 stops
Air New Zealand Logo
14:33 - 09:45
ORD
-
OOL
27h 12m2 stops
$1,901Air New Zealand
Thu, 12 Feb - Thu, 19 Feb
Cathay Pacific Logo
11:25 - 12:55
CNS
-
ORD
41h 30m1 stop
Cathay Pacific Logo
14:35 - 10:45
ORD
-
CNS
52h 10m2 stops
$2,003Cathay Pacific
Thu, 12 Feb - Mon, 16 Feb
Cathay Pacific Logo
11:25 - 12:55
CNS
-
ORD
41h 30m1 stop
Cathay Pacific Logo
14:35 - 10:45
ORD
-
CNS
52h 10m2 stops
$2,008Cathay Pacific
Thu, 12 Feb - Mon, 16 Feb
American Airlines Logo
06:00 - 07:25
OOL
-
ORD
41h 25m2 stops
American Airlines Logo
11:45 - 09:40
ORD
-
OOL
29h 55m2 stops
$2,458American Airlines
Mon, 16 Feb - Wed, 18 Feb

momondo Fare Finder

 
Locate flights to Chicago that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 30 December 2025.
Use the filters below to find and compare flights to Chicago that are best for you.

Fly from

Route

Depart

Return

Price

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Thu 12/2

10:45-14:55

2 stops44h 10m

Chicago O'Hare Intl

Thu 19/2

15:35-08:45

1 stop25h 10m

$1,334

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Wed 11/2

10:45-20:10

2 stops25h 25m

Chicago O'Hare Intl

Wed 18/2

07:15-08:45

2 stops33h 30m

$1,344

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Wed 11/2

10:45-11:06

2 stops40h 21m

Chicago O'Hare Intl

Wed 18/2

15:35-08:45

1 stop25h 10m

$1,349

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Tue 17/3

19:40-11:43

2 stops31h 03m

Chicago O'Hare Intl

Wed 1/4

09:25-05:00

2 stops28h 35m

$1,511

PerthChicago

PER - ORD

PERORD

Perth

Sun 8/2

21:55-13:50

1 stop29h 55m

Chicago O'Hare Intl

Mon 23/2

18:20-20:10

2 stops35h 50m

$1,653

PerthChicago

PER - ORD

PERORD

Perth

Wed 11/2

21:55-18:55

2 stops35h 00m

Chicago O'Hare Intl

Wed 18/2

10:30-20:10

1 stop43h 40m

$1,881

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Thu 12/2

10:55-20:28

2 stops25h 33m

Chicago O'Hare Intl

Thu 19/2

14:33-09:45

2 stops27h 12m

$1,901

CairnsChicago

CNS - ORD

CNSORD

Cairns

Thu 12/2

11:25-12:55

1 stop41h 30m

Chicago O'Hare Intl

Mon 16/2

14:35-10:45

2 stops52h 10m

$2,003

CairnsChicago

CNS - ORD

CNSORD

Cairns

Thu 12/2

11:25-12:55

1 stop41h 30m

Chicago O'Hare Intl

Mon 16/2

14:35-10:45

2 stops52h 10m

$2,008

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Mon 16/2

06:00-07:25

2 stops41h 25m

Chicago O'Hare Intl

Wed 18/2

11:45-09:40

2 stops29h 55m

$2,458

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Chicago from

Chicago flights insights and trends

Explore insights for your Chicago flight to craft the best travel plan

What is the cheapest month to fly to Chicago?

If you don’t want to visit Chicago in March, then you should wait until May to fly from Australia, when ticket prices are also cheap, with an average price of $1,099.

How far in advance should I book a flight to Chicago?

You are more likely to see cheaper flights to Chicago from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $1,434 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Australia for as low as $1,152 on momondo.

Cheapest flights to Chicago

Find the cheapest flights to Chicago from your nearest city or airport
Find flights from Sydney to Chicago O'Hare Intl Airport
CHEAPEST MONTH TO FLY TO CHICAGO FROM SYDNEYMarch25% cheaperFlying from Sydney to Chicago costs on average just $1,092 in March
MOST EXPENSIVE MONTH TO FLY TO CHICAGO FROM SYDNEYDecember41% more expensiveIt costs about $2,045 for flights to Chicago from Sydney in December
MOST POPULAR MONTH TO FLY TO CHICAGO FROM SYDNEYJuly363% more users visitedMore momondo users searched in flights to Chicago from Sydney in July than any other month

Cheap Chicago flight deals and tips

Summary info about Chicago flight prices, duration and airlines

Best One-Way Price

$907

Best Round-Trip Price

$1,334

Fastest flight time

24h 49m

Popular in

December
The best one-way flight price to Chicago from Australia in the last 72 hours is $907 (Sydney Kingsford Smith to Chicago O'Hare Intl).
Search Deals
The best round-trip flight price to Chicago from Australia in the last 72 hours is $1,334 (Brisbane to Chicago O'Hare Intl).
Search Deals
The fastest flight to Chicago from Australia takes 24h 49m (Brisbane to Chicago O'Hare Intl).
Search Deals
December has the highest demand for flights to Chicago, with a 7% price increase on average.
Search Deals

Frequently asked questions about flying to Chicago

When is it best to fly to Chicago to go sightseeing?

Sights like Chicago Riverwalk, Millennium Park, and Art Institute of Chicago are most enjoyable in months with moderate weather conditions like May or June. Plan your flight to Chicago for those months.

How far in advance should I book a flight to Chicago?

We recommend purchasing flights from Australia to Chicago 52 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Chicago for $1,448.

Is there an alternative airport near Chicago?

Finding an alternative and possibly cheaper destination airport near Chicago is possible. If you are planning a flight to Chicago, consider booking flights to Chicago Midway Airport (14 km from Chicago city centre) or Chicago Greater Rockford Airport (126 km from Chicago city centre).

Is there a cheaper alternative to flying into Chicago?

You can find deals at Chicago Greater Rockford Airport for $142 on average, but that price can change based on your departure airport. To save money, try momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Chicago?

The best price found on momondo to Chicago was $174/pp from Baltimore, which is 34% cheaper than the average flight price to Chicago. To find the cheapest price to Chicago from your area, use momondo’s Airport-to-Airport Pricing Tool.

Are there flights to Near North Side?

Yes. To go to Near North Side, book a flight to Chicago Midway which is in Chicago and is about 15.5 km away from Near North Side.

What’s the closest airport to River North?

The closest airport to River North is 15.1 km away - Chicago’s Chicago Midway airport.

When did momondo last update prices for flights to Chicago?

Prices for flights to Chicago refresh daily.

How many operators does momondo search for flights to Chicago?

There are 11 operators available for flights to Chicago as of December 2025.

How old do you have to be to fly to Chicago?

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 to Chicago.

What documentation or ID do you need to fly to Chicago?

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

Why use momondo?

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

It is quick and easy to find flights to Chicago on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

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

How can momondo help me find flights to Chicago?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Chicago.

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

Yes. momondo can track flight prices for Chicago 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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Find better results for your trip to Chicago

Popular Flights to Chicago

Popular routes according to searches in the past day on momondo
Sydney Kingsford Smith to Chicago Flightsfrom $1,056
Melbourne to Chicago Flightsfrom $906
Brisbane to Chicago Flightsfrom $947
Perth to Chicago Flightsfrom $1,141
Adelaide to Chicago Flightsfrom $1,078
Townsville to Chicago Flightsfrom $2,057
Cairns to Chicago Flightsfrom $1,343
Coolangatta Gold Coast to Chicago Flightsfrom $1,341