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$146+ Cheap flights from Chicago O'Hare Intl Airport

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 27/5. 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 — SYD
26 Apr — 3 May1
1 adult
1 adult, Economy, 0 bags

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 27 March 2026. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Tue 21/4

16:20-23:44

1 stop6h 24m

Raleigh-Durham

Wed 22/4

15:00-16:36

Nonstop2h 36m

$305

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 5/6

14:13-17:27

Nonstop2h 14m

Raleigh-Durham

Wed 10/6

06:15-07:43

Nonstop2h 28m

$351

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Tue 26/5

14:13-17:27

Nonstop2h 14m

Raleigh-Durham

Wed 3/6

06:00-12:06

1 stop7h 06m

$415

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Wed 15/4

05:15-10:27

1 stop4h 12m

Raleigh-Durham

Wed 15/4

14:27-20:16

1 stop6h 49m

$420

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sat 25/4

13:55-23:10

2 stops8h 15m

Raleigh-Durham

Mon 27/4

05:35-12:50

2 stops8h 15m

$428

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 8/5

14:40-23:10

2 stops7h 30m

Raleigh-Durham

Sun 10/5

06:45-15:30

2 stops9h 45m

$444
Fastest return journey

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 18/9

14:03-17:13

Nonstop2h 10m

Raleigh-Durham

Mon 21/9

10:05-11:27

Nonstop2h 22m

$458

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Thu 25/6

15:40-19:00

Nonstop2h 20m

Raleigh-Durham

Mon 29/6

17:12-18:42

Nonstop2h 30m

$458

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Sun 19/7

21:39-00:51

Nonstop2h 12m

Raleigh-Durham

Sun 26/7

08:00-09:26

Nonstop2h 26m

$458

ChicagoRaleigh

ORD - RDU

ORDRDU

Chicago O'Hare Intl

Fri 24/4

14:40-23:10

2 stops7h 30m

Raleigh-Durham

Sun 26/4

12:20-21:55

1 stop10h 35m

$459

Flights are sorted by cheapest return flights first.

Deals found on 25/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 Sydney. Price data was last updated on 13 March 2026.

The best time to book flights from Chicago O'Hare Intl Airport is 48 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, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport (average of $286). Flying from Chicago O'Hare Intl Airport in October will prove the most costly (average of $1,297). 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: Sydney.

Qantas Airways
Qantas Airways
From $1,955

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

Chicago O'Hare Intl Airport offers frequent flights to New York (1,321 flights per day), Toronto (732 flights per day) and Los Angeles (572 flights per day).

Memphis
Memphis
From $168
New York
New York
From $122
Calgary
Calgary
From $251

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 Dallas/Fort Worth, with prices starting at $56. Explore other affordable destinations below.

Dallas/Fort Worth
Dallas/Fort Worth
From $56
New York
New York
From $122
Memphis
Memphis
From $168
Boston Logan Intl
Boston Logan Intl
From $193

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
1,011 reviews
Check prices

Boarding

7.7

Entertainment

7.2

Comfort

7.4

Food

7.0

Crew

8.1

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.
Qantas Airways
7.5
Good
1,011 reviews
Qantas Airways
7.5
Good
1,011 reviews
Check prices

Boarding

7.7

Entertainment

7.2

Comfort

7.4

Food

7.0

Crew

8.1

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Feb 2026

WYA - ADL

Frequent delays, 3rd week in a row. Flight attendants not at all friendly.

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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 27 March 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 27 March 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 Atlanta, Boston, Bangkok Suvarnabhumi Airport. Ahmedabad, Mumbai, Atlanta 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 $56 to Dallas/Fort Worth Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for $539 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 $738
    Fly from Chicago O'Hare Intl to Toronto Pearson Intl Airport starting at $1,740
    Fly from Chicago O'Hare Intl to Tokyo Haneda Airport starting at $3,016
    Fly from Chicago O'Hare Intl to Newark Airport starting at $3,551

  • 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 August. The most expensive month for flights is October. 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 $1,242 round trip
    Fly from Chicago to Melbourne from $1,390 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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