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Look for other cheap flights to Chicago

$910 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 6/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Australia to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
09:45 - 17:47
MEL
-
ORD
23h 02m
1 stop
Qantas Airways Logo
11:49 - 06:45
ORD
-
MEL
27h 56m
1 stop
$1,321Qantas Airways
Sun, 9 Aug - Sat, 22 Aug
Qantas Airways Logo
13:35 - 19:44
MEL
-
ORD
21h 09m
1 stop
Qantas Airways Logo
17:16 - 06:45
ORD
-
MEL
22h 29m
1 stop
$1,324Qantas Airways
Mon, 3 Aug - Wed, 12 Aug
United Airlines Logo
09:30 - 14:35
MEL
-
ORD
20h 05m
1 stop
United Airlines Logo
10:54 - 07:30
ORD
-
MEL
29h 36m
2 stops
$1,354United Airlines
Fri, 17 Jul - Fri, 7 Aug
United Airlines Logo
10:55 - 23:16
MEL
-
ORD
27h 21m
2 stops
United Airlines Logo
15:35 - 07:30
ORD
-
MEL
24h 55m
2 stops
$1,356United Airlines
Mon, 3 Aug - Wed, 12 Aug
Air New Zealand Logo
09:55 - 21:34
SYD
-
ORD
28h 39m
2 stops
Air New Zealand Logo
13:00 - 10:30
ORD
-
SYD
28h 30m
2 stops
$1,582Air New Zealand
Wed, 11 Nov - Mon, 16 Nov
Air New Zealand Logo
09:40 - 21:30
BNE
-
ORD
26h 50m
2 stops
Air New Zealand Logo
15:00 - 10:05
ORD
-
BNE
28h 05m
2 stops
$1,732Air New Zealand
Wed, 16 Sep - Sat, 26 Sep
American Airlines Logo
08:20 - 20:46
OOL
-
ORD
28h 26m
2 stops
American Airlines Logo
06:00 - 14:05
ORD
-
OOL
40h 05m
2 stops
$2,197American Airlines
Thu, 12 Nov - Mon, 16 Nov
American Airlines Logo
08:20 - 20:46
OOL
-
ORD
28h 26m
2 stops
American Airlines Logo
06:00 - 14:05
ORD
-
OOL
40h 05m
2 stops
$2,210American Airlines
Thu, 12 Nov - Mon, 16 Nov
Air Canada Logo
06:00 - 20:01
OOL
-
ORD
30h 01m
2 stops
Air Canada Logo
10:15 - 12:40
ORD
-
OOL
34h 25m
3 stops
$2,722Air Canada
Thu, 12 Nov - Mon, 16 Nov
Air Canada Logo
06:00 - 19:43
OOL
-
ORD
29h 43m
3 stops
Air Canada Logo
12:50 - 12:40
ORD
-
OOL
31h 50m
3 stops
$2,733Air Canada
Thu, 12 Nov - Mon, 16 Nov

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 26 June 2026.
Use the filters below to find and compare flights to Chicago that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Sun 9/8

09:45-17:47

1 stop23h 02m

Chicago O'Hare Intl

Sat 22/8

11:49-06:45

1 stop27h 56m

$1,321
Fastest return journey

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 3/8

13:35-19:44

1 stop21h 09m

Chicago O'Hare Intl

Wed 12/8

17:16-06:45

1 stop22h 29m

$1,324

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Fri 17/7

09:30-14:35

1 stop20h 05m

Chicago O'Hare Intl

Fri 7/8

10:54-07:30

2 stops29h 36m

$1,354

MelbourneChicago

MEL - ORD

MELORD

Melbourne

Mon 3/8

10:55-23:16

2 stops27h 21m

Chicago O'Hare Intl

Wed 12/8

15:35-07:30

2 stops24h 55m

$1,356

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 11/11

09:55-21:34

2 stops28h 39m

Chicago O'Hare Intl

Mon 16/11

13:00-10:30

2 stops28h 30m

$1,582

BrisbaneChicago

BNE - ORD

BNEORD

Brisbane

Wed 16/9

09:40-21:30

2 stops26h 50m

Chicago O'Hare Intl

Sat 26/9

15:00-10:05

2 stops28h 05m

$1,732

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Thu 12/11

08:20-20:46

2 stops28h 26m

Chicago O'Hare Intl

Mon 16/11

06:00-14:05

2 stops40h 05m

$2,197

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Thu 12/11

08:20-20:46

2 stops28h 26m

Chicago O'Hare Intl

Mon 16/11

06:00-14:05

2 stops40h 05m

$2,210

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Thu 12/11

06:00-20:01

2 stops30h 01m

Chicago O'Hare Intl

Mon 16/11

10:15-12:40

3 stops34h 25m

$2,722

CoolangattaChicago

OOL - ORD

OOLORD

Coolangatta Gold Coast

Thu 12/11

06:00-19:43

3 stops29h 43m

Chicago O'Hare Intl

Mon 16/11

12:50-12:40

3 stops31h 50m

$2,733

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 August, then you should wait until October to fly from Australia, when ticket prices are also cheap, with an average price of $1,588.

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 $1,939 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 $1,488 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 SYDNEYAugust11% cheaperFlying from Sydney to Chicago costs on average just $1,566 in August
MOST EXPENSIVE MONTH TO FLY TO CHICAGO FROM SYDNEYMay14% more expensiveIt costs about $2,016 for flights to Chicago from Sydney in May
MOST POPULAR MONTH TO FLY TO CHICAGO FROM SYDNEYJune683% more users visitedMore momondo users searched in flights to Chicago from Sydney in June than any other month

Cheap Chicago flight deals and tips

Summary info about Chicago flight prices, duration and airlines

Best One-Way Price

$910

Best Round-Trip Price

$1,321

Fastest flight time

28h 11m

Popular in

December
The best one-way flight price to Chicago from Australia in the last 5 days is $910 (Melbourne to Chicago O'Hare Intl).
Search Deals
The best round-trip flight price to Chicago from Australia in the last 5 days is $1,321 (Melbourne to Chicago O'Hare Intl).
Search Deals
The fastest flight to Chicago from Australia takes 28h 11m (Sydney Kingsford Smith to Chicago O'Hare Intl).
Search Deals
December has the highest demand for flights to Chicago, with a 0% 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 61 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 $1,758.

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 $138 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 $239/pp from Las Vegas, which is 1% 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 West Side?

Yes. To go to Near West Side, book a flight to Chicago Midway which is in Chicago and is about 12.5 km away from Near West 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 9 operators available for flights to Chicago as of June 2026.

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
Melbourne to Chicago Flightsfrom $912
Sydney Kingsford Smith to Chicago Flightsfrom $921
Perth to Chicago Flightsfrom $1,358
Adelaide to Chicago Flightsfrom $1,167
Brisbane to Chicago Flightsfrom $1,034
Coolangatta Gold Coast to Chicago Flightsfrom $1,722
Cairns to Chicago Flightsfrom $1,179
Townsville to Chicago Flightsfrom $2,296