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$999+ Cheap flights to O'Hare Intl

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
— ORD
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to O'Hare Intl in 2026

Enter your travel dates to find the best prices.

Cheapest flights to O'Hare Intl Airport
Explore the most affordable flight options available to O'Hare Intl Airport. Find the lowest fares based on data from user searches, with prices last updated on 12 July 2026.

Wed 12/806:05
SYD
-
ORD
2 stops39h 12m
Multiple Airlines
Wed 19/809:20
ORD
-
SYD
3 stops35h 30m
Multiple Airlines
Deal found 10/7$1,290
Mon 27/713:15
SYD
-
ORD
2 stops32h 02m
Multiple Airlines
Wed 12/807:29
ORD
-
SYD
3 stops37h 21m
Multiple Airlines
Deal found 12/7$1,405
Tue 28/713:15
SYD
-
ORD
2 stops32h 02m
Multiple Airlines
Wed 12/809:20
ORD
-
SYD
3 stops35h 30m
Multiple Airlines
Deal found 7/7$1,431
Mon 3/813:15
SYD
-
ORD
2 stops32h 02m
Multiple Airlines
Mon 10/807:05
ORD
-
SYD
3 stops37h 45m
Multiple Airlines
Deal found 8/7$1,435
Thu 6/813:15
SYD
-
ORD
2 stops32h 02m
Multiple Airlines
Sun 9/807:05
ORD
-
SYD
3 stops37h 45m
Multiple Airlines
Deal found 8/7$1,494
Tue 13/1010:30
SYD
-
ORD
2 stops37h 24m
United Airlines
Wed 14/1016:05
ORD
-
SYD
1 stop23h 50m
United Airlines
Deal found 8/7$1,573
Mon 24/817:50
SYD
-
ORD
1 stop27h 27m
Multiple Airlines
Mon 31/821:20
ORD
-
SYD
1 stop43h 10m
Multiple Airlines
Deal found 11/7$1,585
Fri 31/713:15
SYD
-
ORD
2 stops32h 02m
Multiple Airlines
Sat 15/807:29
ORD
-
SYD
3 stops37h 21m
Multiple Airlines
Deal found 10/7$1,598

Find flight deals to O'Hare Intl Airport

Find the latest flights to O'Hare Intl in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 12 July 2026.

Return from

$1,290

One-way from

$999

Popular in

May

Cheapest in

October

Average price

$1,941
12/8-19/8
  • 12/8-19/8
  • 5 total stops
  • 74h 42m total
  • Sydney to Chicago
Search Deals
18/8
  • 18/8
  • 1 total stop
  • 36h 07m total
  • Sydney to Chicago
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($141 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average return price).
Search Deals
Average for return flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to O'Hare Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 12 July 2026.
Use the filters below to find and compare flights to Chicago O'Hare Intl Airport that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sat 31/10

21:40-14:23

2 stops32h 43m

Chicago O'Hare Intl

Thu 12/11

18:33-19:45

3 stops32h 12m

$2,121

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 1/9

20:45-19:21

2 stops37h 36m

Chicago O'Hare Intl

Wed 30/9

15:52-18:50

2 stops35h 58m

$2,180

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 25/8

20:45-19:21

2 stops37h 36m

Chicago O'Hare Intl

Thu 1/10

19:00-18:50

2 stops32h 50m

$2,268

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 1/10

21:55-13:55

1 stop31h 00m

Chicago O'Hare Intl

Fri 9/10

16:15-20:45

1 stop36h 30m

$2,341

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 4/9

20:45-06:20

3 stops24h 35m

Chicago O'Hare Intl

Fri 18/9

19:00-18:50

2 stops32h 50m

$2,367

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 1/9

09:15-23:48

1 stop29h 33m

Chicago O'Hare Intl

Wed 30/9

15:55-06:50

2 stops23h 55m

$2,443
Fastest return journey

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 9/12

10:40-21:10

2 stops27h 30m

Chicago O'Hare Intl

Wed 30/12

18:30-08:30

1 stop21h 00m

$2,462

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 15/9

21:05-09:40

2 stops51h 35m

Chicago O'Hare Intl

Mon 19/10

11:25-07:05

3 stops51h 40m

$2,534

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 31/7

20:45-06:20

3 stops24h 35m

Chicago O'Hare Intl

Tue 4/8

17:42-18:50

2 stops34h 08m

$2,830

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 16/12

10:40-21:10

2 stops27h 30m

Chicago O'Hare Intl

Tue 29/12

18:30-08:30

1 stop21h 00m

$2,899

Flights are sorted by cheapest return flights first.

Deals found on 7/7

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Chicago O'Hare Intl Airport

When is the best time to book a flight to O'Hare Intl?

To ensure you get the cheapest price possible for a flight to O'Hare Intl, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 12 July 2026.
Check out reviews from past customers who have flown Air New Zealand,Qantas Airways, andUnited Airlines to the United States to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very Good
653 reviews
Check prices

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air New Zealand
8.0
Very Good
653 reviews
Air New Zealand
8.0
Very Good
653 reviews
Check prices

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Qantas Airways
7.5
Good
1,061 reviews
Air New Zealand
8.0
Very Good
653 reviews
Check prices

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
United Airlines
7.4
Good
9,980 reviews
Air New Zealand
8.0
Very Good
653 reviews
Check prices

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
American Airlines
7.1
Good
11,804 reviews
Air New Zealand
8.0
Very Good
653 reviews
Check prices

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.
Air Canada
7.1
Good
11,328 reviews
Air New Zealand
8.0
Very Good
653 reviews
Check prices

Food

7.5

Comfort

8.0

Crew

8.5

Boarding

8.2

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Viren,June 2026

MEL - LAX

Flight got delayed and made us take a transit visa which was not a told before hand.

FAQs about flying to O'Hare Intl

  • Can I find cheaper flights to O'Hare Intl if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to O'Hare Intl on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to O'Hare Intl?

    Based on reviews from Cheapflights users, American Airlines is rated the highest out of the airlines that fly to O'Hare Intl.

  • What is the cheapest airport to fly to in O'Hare Intl?

    Chicago O'Hare Intl is currently the cheapest airport to fly to in O'Hare Intl. One-way flights to Chicago O'Hare Intl typically cost $128, while return flights cost around $303.

  • How much is a return flight to O'Hare Intl?

    A return flight to O'Hare Intl will typically cost around $607, however they can be found for as little as $303.

  • Where does the fastest flight to O'Hare Intl depart from?

    For those looking to save time traveling to O'Hare Intl, Melbourne offers the quickest one-way flight (22 hours 3 minutes).

  • Does Chicago O'Hare Intl have car hire?

    Yes. Those touching down at Chicago O'Hare Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Chicago O'Hare Intl?

    Yes. Chicago O'Hare Intl has hotels nearby for those requiring accommodations. Hilton Chicago O'Hare Airport is the closest property to Chicago O'Hare Intl (0.0 km away from Chicago O'Hare Intl).

See more FAQs

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How does Cheapflights help users find flights to O'Hare Intl?

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