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$121+ Cheap flights from Chicago O'Hare Intl Airport

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ORD — MEL
4 Mar — 11 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from O'Hare Intl

Discover essential information about flights departing from O'Hare Intl, including flight schedules, destinations, airlines operating at the O'Hare Intl airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 2 February 2026.

Cheapest airline

Qantas Airways

Good round-trip deal

$250 or less

Good one-way deal

$167 or less
On average, Qantas Airways currently has the cheapest one-way flight from Chicago O'Hare Intl (avg. price of $1,937).
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Price to beat on a round-trip flight from Chicago O'Hare Intl.
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Price to beat on a one-way flight from Chicago O'Hare Intl.
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Enter your travel dates to find the best prices.

Cheapest flights from O'Hare Intl
Explore the most affordable flight options available from O'Hare Intl. Find the lowest fares based on data from user searches, with prices last updated on 2 February 2026.

Tue 17/214:33
ORD
-
SYD
1 stop25h 27m
Qantas Airways
Wed 4/307:05
SYD
-
ORD
2 stops26h 32m
Qantas Airways
Deal found 2/2$1,356
Tue 24/215:35
ORD
-
BNE
1 stop25h 10m
Air Canada
Wed 11/309:45
BNE
-
ORD
1 stop19h 56m
Air Canada
Deal found 2/2$1,368
Sat 7/313:15
ORD
-
MEL
2 stops50h 05m
Qantas Airways
Thu 12/312:00
MEL
-
ORD
1 stop21h 46m
Qantas Airways
Deal found 31/1$1,375
Tue 7/419:45
ORD
-
SYD
1 stop44h 45m
Multiple Airlines
Sat 25/413:15
SYD
-
ORD
2 stops31h 35m
Multiple Airlines
Deal found 1/2$1,375
Mon 23/215:35
ORD
-
BNE
1 stop25h 10m
Air Canada
Mon 9/310:45
BNE
-
ORD
2 stops24h 00m
Air Canada
Deal found 2/2$1,379
Tue 2/615:40
ORD
-
BNE
1 stop24h 25m
Air Canada
Tue 16/610:00
BNE
-
ORD
1 stop34h 47m
Air Canada
Deal found 2/2$1,384
Sat 28/214:58
ORD
-
SYD
2 stops47h 37m
Qantas Airways
Fri 6/311:20
SYD
-
ORD
1 stop22h 17m
Qantas Airways
Deal found 1/2$1,385
Wed 18/316:49
ORD
-
MEL
2 stops37h 56m
Qantas Airways
Fri 10/409:45
MEL
-
ORD
1 stop22h 10m
Qantas Airways
Deal found 2/2$1,391
Tue 7/419:45
ORD
-
SYD
1 stop44h 45m
Multiple Airlines
Wed 29/413:10
SYD
-
ORD
2 stops31h 40m
Multiple Airlines
Deal found 1/2$1,394
Sat 28/220:21
ORD
-
BNE
2 stops43h 09m
Qantas Airways
Mon 9/319:40
BNE
-
ORD
1 stop19h 07m
Qantas Airways
Deal found 1/2$1,394
Mon 9/316:49
ORD
-
SYD
2 stops36h 01m
Qantas Airways
Mon 13/417:50
SYD
-
ORD
1 stop20h 59m
Qantas Airways
Deal found 2/2$1,397
Wed 15/406:00
ORD
-
SYD
1 stop34h 30m
Multiple Airlines
Mon 20/413:15
SYD
-
ORD
2 stops31h 35m
Multiple Airlines
Deal found 2/2$1,399

Find flights from O'Hare Intl within your budget

 
Find flights departing from O'Hare Intl that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 2 February 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Melbourne

Route

Depart

Return

Price

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sat 7/3

19:39-09:30

1 stop44h 51m

Melbourne

Fri 13/3

13:55-04:49

2 stops30h 54m

$1,425

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 4/3

15:35-18:10

2 stops34h 05m

Adelaide

Wed 11/3

06:10-20:00

2 stops29h 20m

$1,434

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Fri 6/3

19:39-09:30

1 stop44h 51m

Melbourne

Sun 15/3

13:55-04:49

2 stops30h 54m

$1,441

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 19/3

15:35-16:10

2 stops33h 05m

Adelaide

Tue 7/4

20:00-14:43

2 stops33h 13m

$1,501

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Wed 4/3

15:35-20:45

2 stops36h 40m

Adelaide

Wed 11/3

06:10-14:41

2 stops24h 01m

$1,534

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Tue 17/3

19:29-15:45

2 stops28h 46m

Adelaide

Tue 24/3

06:05-17:45

2 stops27h 10m

$1,592

ChicagoAdelaide

ORD - ADL

ORDADL

Chicago O'Hare Intl

Thu 19/3

13:55-13:55

3 stops32h 30m

Adelaide

Tue 7/4

19:00-19:25

3 stops38h 55m

$1,623

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Tue 3/3

08:00-13:30

3 stops37h 30m

Brisbane

Tue 10/3

05:00-19:45

3 stops29h 45m

$1,629

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 1/7

15:55-06:30

1 stop23h 35m

Brisbane

Wed 8/7

10:30-14:51

1 stop19h 21m

$1,681

ChicagoBrisbane

ORD - BNE

ORDBNE

Chicago O'Hare Intl

Wed 18/3

16:00-06:30

2 stops23h 30m

Brisbane

Wed 25/3

10:40-18:52

1 stop23h 12m

$1,681

Flights are sorted by cheapest return flights first.

Deals found on 1/2

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly from 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.

Travel insights for flights from O'Hare Intl

Get recent, data-driven insights about flights from O'Hare Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from O'Hare Intl to Melbourne. Price data was last updated on 30 January 2026.

The best time to book flights from Chicago O'Hare Intl Airport is 10 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport (average of $705). Flying from Chicago O'Hare Intl Airport in January will prove the most costly (average of $1,378). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Chicago O'Hare Intl Airport?

When flying from Chicago O'Hare Intl Airport check dates and pricing for the following: Qantas Airways. As it departs for the following popular destinations: Melbourne.

Qantas Airways
Qantas Airways
From $1,225

What are popular destinations to fly to from Chicago O'Hare Intl Airport?

Chicago O'Hare Intl Airport offers frequent flights to New York (1,324 flights per day), Detroit (800 flights per day) and Toronto (724 flights per day).

Los Angeles
Los Angeles
From $200
Memphis
Memphis
From $167
Dublin
Dublin
From $771

What is the cheapest place to fly to from Chicago O'Hare Intl Airport?

The cheapest city to fly to from Chicago O'Hare Intl Airport is Memphis, with prices starting at $167. Explore other affordable destinations below.

Memphis
Memphis
From $167
Dallas/Fort Worth
Dallas/Fort Worth
From $176
San Diego
San Diego
From $187
Los Angeles
Los Angeles
From $200

Airline reviews for flights from O'Hare Intl

Get insights into the airlines that provide service from 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 airline for your flight from O'Hare Intl. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Check out reviews from past customers who have flown Qantas Airways from Chicago O'Hare Intl Airport to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
984 reviews
Check prices

Crew

8.2

Entertainment

7.2

Boarding

7.7

Comfort

7.5

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Jan 2026

WYA - ADL

Bad. Second time in a week the flight got delayed. This time for 1.5 hours. Hopefully this is not going to be a pattern.
Qantas Airways
7.5
Good
984 reviews
Qantas Airways
7.5
Good
984 reviews
Check prices

Crew

8.2

Entertainment

7.2

Boarding

7.7

Comfort

7.5

Overall

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Midhat,Jan 2026

WYA - ADL

Bad. Second time in a week the flight got delayed. This time for 1.5 hours. Hopefully this is not going to be a pattern.

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Alternate flight departure points to O'Hare Intl

Consider leaving from one of these other departure points that are located a short distance from O'Hare Intl. Flight origins were last updated on 2 February 2026.
Flights from St. Louis
Flights from Evansville
Flights from Belleville
Flights from Bloomington
Flights from Peoria
Flights from Midway
Flights from Moline
Flights from Springfield

Related info for your journey

Access useful and relevant information related to your journey from O'Hare Intl. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 2 February 2026.

  • What are the most popular destinations to fly to from Chicago O'Hare Intl Airport?

    For the current month, the most popular flights from Chicago O'Hare Intl Airport are Ahmedabad, Mumbai, Atlanta. Ahmedabad, Mumbai, Athens are the most popular locations from Chicago O'Hare Intl Airport year round.

  • What is the cheapest flight from Chicago O'Hare Intl Airport to anywhere?

    Users have flown out of Chicago O'Hare Intl Airport for as low as $167 to Memphis (prices may vary depending on the airline and departure time). On average, users have booked flights for $516 to fly from Chicago O'Hare Intl Airport.

  • What is the cheapest premium economy flight from Chicago O'Hare Intl Airport?

    Options for some of the cheapest premium economy flights from Chicago O'Hare Intl Airport we have found on Cheapflights are as follows:
    Fly from Chicago O'Hare Intl to Harrisburg starting at $733
    Fly from Chicago O'Hare Intl to Toronto Pearson Intl Airport starting at $1,729
    Fly from Chicago O'Hare Intl to Tokyo Haneda Airport starting at $2,996
    Fly from Chicago O'Hare Intl to Newark Airport starting at $3,528

  • What is the cheapest month to fly from Chicago O'Hare Intl Airport?

    Currently, the cheapest month for flights from Chicago O'Hare Intl Airport is September. The most expensive month for flights is January. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Chicago O'Hare Intl Airport?

    View the cheapest flight destinations from Chicago O'Hare Intl Airport:
    Fly from Chicago to Sydney from $1,209 round trip
    Fly from Chicago to Melbourne from $1,243 round trip

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

    Cheapflights helps you search for flights from O'Hare Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl?

    Cheapflights helps you find that perfect flight from O'Hare Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from O'Hare Intl with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from O'Hare Intl flexibly with Cheapflights today.

  • Can Cheapflights notify me if prices for flights from O'Hare Intl become cheaper?

    Of course! You can now track prices for flights from O'Hare Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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Cheapflights helps you search for flights from O'Hare Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from O'Hare Intl?

Cheapflights helps you find that perfect flight from O'Hare Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from O'Hare Intl with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from O'Hare Intl flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from O'Hare Intl become cheaper?

Of course! You can now track prices for flights from O'Hare Intl and get an alert from Cheapflights when they change. Click the bell icon next to the flight deals above and provide your email address to set up price alerts.

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