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$428+ Cheap flights from O'Hare Intl (ORD) to Sydney (SYD)

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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Nov 19 — Nov 261
1 adult
Tue 11/19
Tue 11/26
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The best prices from Chicago O'Hare Intl to Sydney Kingsford Smith are usually found in March or November, booked 62 days in advance, depart on a Sunday or Wednesday and return on a Tuesday

Cheap flight deals from O'Hare Intl to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 14, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

December

Cheapest in

March

Round-trip from

$793
(Ovago)

One-way from

$438
(Gurufare)
Provider with most accurate pricing for Chicago O'Hare Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Sydney Kingsford Smith flights.
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High demand for flights, 15% potential price rise
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Best time to find cheap flights, 20% potential price drop
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From Chicago O'Hare Intl to Sydney Kingsford Smith
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One-way flight from Chicago O'Hare Intl to Sydney Kingsford Smith
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Find flight deals from O'Hare Intl to Sydney

Cheapest flights from O'Hare Intl to Sydney
Explore the most affordable flight options available from O'Hare Intl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This KAYAK deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/58:33 pmORD - SYD
1 stop41h 52mQantas Airways
Thu 12/125:25 pmSYD - ORD
1 stop23h 34mQantas Airways
Deal found 11/14$908
This American Airlines deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/610:00 amORD - SYD
1 stop27h 35mAmerican Airlines
Sun 12/1511:50 amSYD - ORD
1 stop24h 29mAmerican Airlines
Deal found 11/13$921
This Flighttix deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/610:00 amORD - SYD
1 stop27h 35mBritish Airways
Sun 12/1511:15 amSYD - ORD
1 stop23h 13mBritish Airways
Deal found 11/14$927
This Mytrip deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:35 amORD - SYD
2 stops34h 00mMultiple Airlines
Wed 12/182:00 pmSYD - ORD
3 stops32h 30mMultiple Airlines
Deal found 11/13$1,286
This oojo deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/311:55 amORD - SYD
2 stops37h 35mTurkish Airlines
Tue 12/108:40 pmSYD - ORD
2 stops38h 55mTurkish Airlines
Deal found 11/13$1,367
This Justfly.com deal was found by Cheapflights users on 11/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/128:45 amORD - SYD
2 stops29h 10mAir Canada
Mon 1/2011:20 amSYD - ORD
2 stops40h 34mAir Canada
Deal found 11/14$1,434
This ANA deal was found by Cheapflights users on 11/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/174:25 pmORD - SYD
1 stop25h 05mANA
Mon 12/29:45 pmSYD - ORD
2 stops33h 34mANA
Deal found 11/13$1,486
This United Airlines deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/302:35 pmORD - SYD
1 stop25h 40mUnited Airlines
Mon 1/1311:20 amSYD - ORD
1 stop20h 15mUnited Airlines
Deal found 11/12$1,559
This Delta deal was found by Cheapflights users on 11/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/312:00 pmORD - SYD
2 stops27h 35mDelta
Tue 12/242:15 pmSYD - ORD
2 stops24h 24mDelta
Deal found 11/12$1,723

Find flights from O'Hare Intl to Sydney within your budget

Customize your flight search to find flights from O'Hare Intl to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,752,363 searches. Data last updated November 14, 2024.

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Price

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 3/16

6:45 pm-9:50 am

2 stops23h 05m

Sydney Kingsford Smith

Tue 3/25

11:15 am-11:34 pm

1 stop28h 19m

$902

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 1/21

3:20 pm-7:25 am

1 stop23h 05m

Sydney Kingsford Smith

Tue 3/4

11:50 am-2:19 pm

1 stop19h 29m

$909

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Fri 12/6

10:00 am-6:35 am

1 stop27h 35m

Sydney Kingsford Smith

Sun 12/15

11:15 am-5:28 pm

1 stop23h 13m

$927

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 2/9

5:40 pm-9:00 am

1 stop22h 20m

Sydney Kingsford Smith

Sun 2/16

5:25 pm-11:57 pm

1 stop23h 32m

$928

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Fri 2/14

9:30 am-8:35 am

2 stops30h 05m

Sydney Kingsford Smith

Thu 2/20

11:05 am-6:51 pm

2 stops24h 46m

$931

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 2/18

11:35 am-9:35 am

2 stops29h 00m

Sydney Kingsford Smith

Sun 2/23

11:20 am-7:55 pm

2 stops25h 35m

$1,244

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 2/12

4:25 pm-10:30 am

1 stop25h 05m

Sydney Kingsford Smith

Tue 2/18

12:25 pm-4:52 am

2 stops33h 27m

$1,283

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 12/3

11:55 am-6:30 pm

2 stops37h 35m

Sydney Kingsford Smith

Tue 12/10

8:40 pm-6:35 pm

2 stops38h 55m

$1,367

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 3/26

3:40 pm-12:00 pm

1 stop28h 20m

Sydney Kingsford Smith

Sun 3/30

10:20 pm-2:25 pm

1 stop32h 05m

$1,378

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 4/9

7:35 pm-6:55 am

1 stop20h 20m

Sydney Kingsford Smith

Sun 4/20

10:20 am-2:44 pm

1 stop19h 24m

$1,409

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 26 results
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Compare providers for flights from O'Hare Intl to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Sydney in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
KAYAKPrice Accuracy1 starTrust Score*3 stars
SmartFaresPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago O'Hare Intl Airport-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from O'Hare Intl with our price prediction graph.
Estimated round-trip 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 to Sydney

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

How far ahead should I book a flight from Chicago O'Hare Intl Airport to Sydney?

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Sydney. Price data was last updated on November 8, 2024.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Sydney, you should look to book at least 62 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.

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

Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Sydney (average of $1,062). Flying from Chicago O'Hare Intl Airport to Sydney in December is currently the most expensive (average of $1,318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to SYD?

Find hourly flight availability from O'Hare Intl to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Sydney at noon. Doing so could potentially save you 10% on the flight price compared to flying in the morning, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Sydney. Price data was last updated on November 10, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Sydney flight should consider departing on Wednesday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated November 14, 2024.
Get a feel of what it's like to fly with Delta, ANA and Qantas Airways from Chicago to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
69 reviews

Comfort

8.1

Food

7.8

Crew

8.9

Boarding

8.5

Overall

8.7

Entertainment

7.2

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui
8.7
Very good
69 reviews
Air Tahiti Nui
8.7
Very good
69 reviews

Comfort

8.1

Food

7.8

Crew

8.9

Boarding

8.5

Overall

8.7

Entertainment

7.2

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

ANA
8.4
Very good
836 reviews
Air Tahiti Nui
8.7
Very good
69 reviews

Comfort

8.1

Food

7.8

Crew

8.9

Boarding

8.5

Overall

8.7

Entertainment

7.2

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Asiana Airlines
8.4
Very good
478 reviews
Air Tahiti Nui
8.7
Very good
69 reviews

Comfort

8.1

Food

7.8

Crew

8.9

Boarding

8.5

Overall

8.7

Entertainment

7.2

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Japan Airlines
8.3
Very good
1,460 reviews
Air Tahiti Nui
8.7
Very good
69 reviews

Comfort

8.1

Food

7.8

Crew

8.9

Boarding

8.5

Overall

8.7

Entertainment

7.2

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Delta
8.0
Very good
8,788 reviews
Air Tahiti Nui
8.7
Very good
69 reviews

Comfort

8.1

Food

7.8

Crew

8.9

Boarding

8.5

Overall

8.7

Entertainment

7.2

Reviews

1 / 2

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Chicago O'Hare Intl?

    If you book a flight to Sydney from Chicago O'Hare Intl, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney. There are 0 flights from Chicago O'Hare Intl to Kingsford Smith per day from 7 different airlines.

  • What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Sydney round-trip?

    Flying on Qantas Airways is currently your cheapest option to Sydney, with prices starting at $793. Additional round-trip tickets that might be worth considering are offered by American Airlines and Delta, with the lowest prices starting at $822 and $835, respectively. Qantas Airways is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Sydney one-way?

    One-way options have recently been found by users for as low as $438 on Qantas Airways. Other airlines that offer cheap prices include American Airlines from $476 and ANA from $746 one-way.

  • Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Sydney?

    Chicago O'Hare Intl Airport to Sydney flights have a layover in Los Angeles most of the time. Los Angeles is followed by Vancouver in terms of the most popular layover location on flights from Chicago O'Hare Intl Airport to Sydney.

  • What are some popular things to do or see while on a layover in Los Angeles?

    Most Los Angeles visitors opt to spend their time experiencing Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live. Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live can be accessed by traveling approximately 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles. Travelers can book a car rental at Los Angeles for about $43 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Vancouver?

    Pacific Central Station, Vancouver Harbour Centre, and Queen Elizabeth Theatre are currently the most popular points of interest in Vancouver at the moment. Those on a layover in Vancouver interested in visiting Pacific Central Station, Vancouver Harbour Centre, or Queen Elizabeth Theatre can do so by traveling 6.6 mi, 6.9 mi, and 6.6 mi, respectively from Vancouver Intl. Those on a layover in Vancouver in need of a rental car can book one at Vancouver Intl for about $40.

  • Where are the least popular layover locations for Chicago O'Hare Intl Airport to Sydney flights?

    Of the flights from Chicago O'Hare Intl Airport to Sydney that have layovers, the fewest flights stop in Auckland.

  • Can I find deals for flights from O'Hare Intl to Sydney that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Sydney.

  • Can I find deals for business class flights from O'Hare Intl to Sydney?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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

    Currently, February is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Sydney (average of $1,062). Flying from Chicago O'Hare Intl Airport to Sydney in December is currently the most expensive (average of $1,318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for O'Hare Intl to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Sydney flights
O'Hare Intl to Coolangatta flights

Top 7 airlines flying from O'Hare Intl to Sydney

Discover the top 7 airlines that operate flights from O'Hare Intl to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$846Average$1,214FlexibilityNo cancel feeOn-time71%
DeltaCheapest$853Average$984FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$902Average$1,365FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$916Average$1,459FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$960Average$1,327FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$1,138Average$1,244FlexibilityNo cancel feeOn-time72%
Air New ZealandCheapest$1,200Average$1,351FlexibilityNo cancel feeOn-time78%
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