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$106+ 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 16/12. 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
12 Dec — 19 Dec1
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 12 November 2025.

Cheapest airline

Qantas Airways

Good round-trip deal

$542 or less

Good one-way deal

$145 or less
On average, Qantas Airways currently has the cheapest one-way flight from Chicago O'Hare Intl (avg. price of $1,331).
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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 12 November 2025.

Wed 10/1216:01ORD - JFK
1 stop7h 58mFrontier
Fri 12/1213:00JFK - ORD
Nonstop2h 57mFrontier
Deal found 11/11$147
Wed 10/1211:25ORD - JFK
1 stop4h 32mJetBlue
Wed 10/1220:00JFK - ORD
Nonstop2h 52mJetBlue
Deal found 9/11$199
Tue 9/1218:30ORD - JFK
Nonstop2h 34mDelta
Tue 16/1208:01JFK - ORD
Nonstop2h 55mDelta
Deal found 11/11$210
Thu 15/107:01ORD - JFK
Nonstop2h 29mDelta
Sun 18/119:35JFK - ORD
Nonstop3h 00mDelta
Deal found 12/11$211
Sat 24/114:30ORD - JFK
Nonstop2h 34mDelta
Sat 7/215:52JFK - ORD
Nonstop2h 53mDelta
Deal found 12/11$213
Wed 26/1107:00ORD - JFK
Nonstop2h 26mDelta
Tue 2/1208:01JFK - ORD
Nonstop2h 55mDelta
Deal found 11/11$219
Fri 16/107:01ORD - JFK
Nonstop2h 29mDelta
Sun 18/119:35JFK - ORD
Nonstop3h 00mDelta
Deal found 12/11$225
Fri 30/118:25ORD - JFK
Nonstop2h 34mDelta
Tue 3/215:52JFK - ORD
Nonstop2h 53mDelta
Deal found 11/11$227
Thu 15/107:01ORD - JFK
Nonstop2h 29mDelta
Mon 19/119:35JFK - ORD
Nonstop3h 00mDelta
Deal found 11/11$228
Thu 11/1211:25ORD - JFK
1 stop4h 32mJetBlue
Thu 11/1220:00JFK - ORD
Nonstop2h 52mJetBlue
Deal found 9/11$230
Tue 2/1207:00ORD - JFK
Nonstop2h 17mJetBlue
Tue 9/1220:00JFK - ORD
Nonstop2h 52mJetBlue
Deal found 11/11$233
Sun 1/218:40ORD - MEL
2 stops27h 55mQantas Airways
Sat 28/212:00MEL - ORD
1 stop28h 49mQantas Airways
Deal found 11/11$1,443

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 12 November 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Mon 8/12

07:00-10:17

Nonstop2h 17m

New York John F Kennedy Intl

Tue 16/12

20:00-21:52

Nonstop2h 52m

$210

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Sat 13/12

18:30-22:04

Nonstop2h 34m

New York John F Kennedy Intl

Mon 15/12

08:01-09:56

Nonstop2h 55m

$210

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Sat 13/12

18:30-22:04

Nonstop2h 34m

New York John F Kennedy Intl

Tue 16/12

08:01-09:56

Nonstop2h 55m

$210

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Tue 9/12

07:00-10:17

Nonstop2h 17m

New York John F Kennedy Intl

Sat 13/12

20:00-21:52

Nonstop2h 52m

$210

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Mon 15/12

18:30-22:04

Nonstop2h 34m

New York John F Kennedy Intl

Tue 16/12

19:40-21:39

Nonstop2h 59m

$210

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Thu 15/1

07:01-10:30

Nonstop2h 29m

New York John F Kennedy Intl

Sun 18/1

19:35-21:35

Nonstop3h 00m

$211

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Wed 25/2

14:11-17:45

Nonstop2h 34m

New York John F Kennedy Intl

Sat 28/2

15:52-17:45

Nonstop2h 53m

$213

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Mon 2/2

10:24-13:49

Nonstop2h 25m

New York John F Kennedy Intl

Wed 4/2

11:20-13:14

Nonstop2h 54m

$213

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Wed 7/1

10:24-13:49

Nonstop2h 25m

New York John F Kennedy Intl

Sat 10/1

19:00-20:53

Nonstop2h 53m

$213

ChicagoNew York

ORD - JFK

ORDJFK

Chicago O'Hare Intl

Wed 26/11

06:00-09:17

Nonstop2h 17m

New York John F Kennedy Intl

Tue 2/12

20:00-21:52

Nonstop2h 52m

$219

Flights are sorted by cheapest return flights first.

Deals found on 10/11

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 Sydney. Price data was last updated on 7 November 2025.

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 $303). Flying from Chicago O'Hare Intl Airport in January will prove the most costly (average of $1,302). 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, American Airlines. As they depart for the following popular destinations: Sydney.

Qantas Airways
Qantas Airways
From $1,330
American Airlines
American Airlines
From $1,313

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

Chicago O'Hare Intl Airport offers frequent flights to New York (1,510 flights per day), Detroit (928 flights per day) and Los Angeles (702 flights per day).

Los Angeles
Los Angeles
From $120
Vancouver Intl
Vancouver Intl
From $298
Memphis
Memphis
From $178

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 Raleigh-Durham, with prices starting at $100. Explore other affordable destinations below.

Raleigh-Durham
Raleigh-Durham
From $100
Los Angeles
Los Angeles
From $120
Memphis
Memphis
From $178
San Diego
San Diego
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 and American Airlines 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
933 reviews
Check prices

Comfort

7.5

Food

7.0

Overall

7.5

Entertainment

7.2

Boarding

7.7

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
933 reviews
Qantas Airways
7.5
Good
933 reviews
Check prices

Comfort

7.5

Food

7.0

Overall

7.5

Entertainment

7.2

Boarding

7.7

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
American Airlines
7.2
Good
11,048 reviews
Qantas Airways
7.5
Good
933 reviews
Check prices

Comfort

7.5

Food

7.0

Overall

7.5

Entertainment

7.2

Boarding

7.7

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

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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 12 November 2025.
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 12 November 2025.

  • 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, Bangkok Suvarnabhumi Airport. 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 $100 to Raleigh (prices may vary depending on the airline and departure time). On average, users have booked flights for $708 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 New York LaGuardia Airport starting at $645
    Fly from Chicago O'Hare Intl to Harrisburg starting at $783
    Fly from Chicago O'Hare Intl to Toronto Pearson Intl Airport starting at $1,845
    Fly from Chicago O'Hare Intl to Tokyo Haneda Airport starting at $3,198

  • What is the cheapest first class flight from Chicago O'Hare Intl Airport?

    If you’re looking to fly first-class from Chicago O'Hare Intl Airport to anywhere, put New York on your list as prices start at $841 for this destination.

  • 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 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 $1,371 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.

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    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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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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