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Cheap flights from Chicago to Sydney from $1,300

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 12/6. 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.
CHI — SYD
7 May — 14 May1
1 adult
Tue 7/5
Tue 14/5

The best prices from Chicago to Sydney Kingsford Smith are usually found in October or September, booked 14 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Chicago to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 2 May 2024.

Popular in

December

Cheapest in

October

Average price

$2,447

Round-trip from

$194
High demand for flights, 26% potential price rise
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Best time to find cheap flights, 21% potential price drop
Search Deals
Average for round-trip flights in May 2024
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From Chicago (CHI) to Sydney Kingsford Smith
Search Deals

What is the cheapest day to fly return from Chicago to Sydney?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 31%.

How far in advance should I book a flight from Chicago to Sydney?

Travellers have found it’s best to book a flight 15 days in advance to save up to 134% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 15 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Chicago to Sydney 1-2 weeks in advance for as low as $1,983, or $2,906 for flights within the next 24 hours.

What is the cheapest month to fly from Chicago to Sydney?

Flights from Chicago to Sydney lean towards being more expensive in December. Prices are generally better when you fly from Chicago to Sydney in October, with the cheapest ticket starting at $1,324.

When is the cheapest time to fly from Chicago to Sydney (CHI - SYD)?

When flying from Chicago to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 17% versus a flight in the afternoon.

Cheap Air New Zealand flights from Chicago to Sydney

Explore cheap flight options specifically provided by Air New Zealand for the route between Chicago and Sydney. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 548,149 searches. Data last updated 2 May 2024.
Check out some of the cheapest Air New Zealand flights we've come across from Chicago to Sydney. Make sure to double check the flight details before booking.
Tue 10/916:50ORD - SYD
2 stops24h 55mAir New Zealand
Tue 17/909:55SYD - ORD
2 stops25h 55mAir New Zealand
Deal found 1/5$1,838
Sat 7/915:40ORD - SYD
2 stops26h 05mAir New Zealand
Mon 16/911:50SYD - ORD
2 stops33h 07mAir New Zealand
Deal found 1/5$1,909
Sun 18/809:00ORD - SYD
2 stops32h 45mAir New Zealand
Sat 31/818:10SYD - ORD
2 stops49h 44mAir New Zealand
Deal found 1/5$1,921
Fri 30/821:10ORD - SYD
2 stops44h 35mAir New Zealand
Mon 9/911:50SYD - ORD
2 stops24h 00mAir New Zealand
Deal found 1/5$2,001
Tue 10/918:15ORD - SYD
2 stops25h 20mAir New Zealand
Mon 16/918:10SYD - ORD
2 stops45h 30mAir New Zealand
Deal found 1/5$2,040
Sat 7/921:05ORD - SYD
2 stops44h 40mAir New Zealand
Sat 14/918:10SYD - ORD
2 stops45h 30mAir New Zealand
Deal found 30/4$2,048
Sat 31/815:40ORD - SYD
2 stops26h 05mAir New Zealand
Fri 13/918:10SYD - ORD
2 stops39h 45mAir New Zealand
Deal found 1/5$2,068
Sat 3/814:10ORD - SYD
2 stops27h 35mAir New Zealand
Fri 6/1213:45SYD - ORD
2 stops26h 00mAir New Zealand
Deal found 1/5$2,069
Tue 3/919:35ORD - SYD
1 stop20h 20mAir New Zealand
Tue 10/911:50SYD - ORD
2 stops27h 08mAir New Zealand
Deal found 1/5$2,160

Cheap Cathay Pacific flights from Chicago to Sydney

Explore cheap flight options specifically provided by Cathay Pacific for the route between Chicago and Sydney. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 548,149 searches. Data last updated 2 May 2024.
To aid your search, here are some of the cheapest Cathay Pacific flights we've found from Chicago to Sydney. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Tue 10/916:05ORD - SYD
1 stop25h 40mCathay Pacific
Mon 16/921:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 1/5$1,880
Sat 7/916:05ORD - SYD
1 stop27h 45mCathay Pacific
Mon 16/921:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 1/5$1,951
Sat 19/1016:05ORD - SYD
1 stop36h 40mCathay Pacific
Wed 30/1022:20SYD - ORD
1 stop31h 40mCathay Pacific
Deal found 1/5$1,972
Tue 1/1016:05ORD - SYD
1 stop25h 40mCathay Pacific
Mon 14/1022:20SYD - ORD
1 stop32h 05mCathay Pacific
Deal found 1/5$1,989
Tue 15/1016:05ORD - SYD
1 stop25h 40mCathay Pacific
Mon 28/1022:20SYD - ORD
1 stop31h 40mCathay Pacific
Deal found 30/4$2,005
Tue 3/916:05ORD - SYD
1 stop25h 40mCathay Pacific
Wed 11/921:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 1/5$2,006
Fri 30/816:05ORD - SYD
1 stop27h 45mCathay Pacific
Mon 9/921:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 1/5$2,012
Thu 24/1016:05ORD - SYD
1 stop25h 40mCathay Pacific
Thu 7/1122:20SYD - ORD
1 stop31h 40mCathay Pacific
Deal found 1/5$2,117
Sun 20/1016:05ORD - SYD
1 stop25h 40mCathay Pacific
Sat 26/1022:20SYD - ORD
1 stop31h 40mCathay Pacific
Deal found 1/5$2,143

Cheap Chicago to Sydney flights in May & June 2024

Find cheap flight options from Chicago to Sydney specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 548,149 searches. Prices were last updated on 2 May 2024.
These are some of the best deals we've found on flights to Sydney in 2024 at this time. Check back in a little while for more flight options.
Mon 13/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Fri 17/513:15SYD - ORD
3 stops32h 25mMultiple Airlines
Deal found 2/5$1,894
Wed 29/510:55ORD - SYD
2 stops29h 25mAir Canada
Wed 5/609:20SYD - ORD
2 stops37h 38mAir Canada
Deal found 1/5$2,014
Wed 29/508:45ORD - SYD
3 stops31h 35mAir Canada
Wed 5/609:20SYD - ORD
2 stops37h 38mAir Canada
Deal found 1/5$2,021
Sun 5/518:50ORD - SYD
2 stops25h 55mMultiple Airlines
Sat 18/513:45SYD - ORD
2 stops29h 50mMultiple Airlines
Deal found 1/5$2,028
Wed 29/508:45ORD - SYD
2 stops31h 35mAir Canada
Fri 14/609:20SYD - ORD
1 stop20h 09mAir Canada
Deal found 1/5$2,078
Wed 29/508:45ORD - SYD
2 stops31h 35mAir Canada
Fri 7/609:20SYD - ORD
3 stops37h 38mAir Canada
Deal found 1/5$2,088
Wed 29/508:45ORD - SYD
3 stops31h 35mAir Canada
Fri 7/609:20SYD - ORD
3 stops37h 38mAir Canada
Deal found 1/5$2,097
Sun 5/518:50ORD - SYD
2 stops25h 55mMultiple Airlines
Sat 18/513:45SYD - ORD
3 stops31h 55mMultiple Airlines
Deal found 1/5$2,102
Sun 5/516:05ORD - SYD
1 stop25h 40mCathay Pacific
Mon 13/521:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 1/5$2,117

Chicago to Sydney 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Sydney in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 548,149 searches. Data last updated 2 May 2024.
These are some of the best deals we've found on flights to Sydney in 2024 at this time. Check back in a little while for more flight options.
Tue 14/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Mon 20/513:15SYD - ORD
2 stops31h 45mMultiple Airlines
Deal found 1/5$1,703
Tue 14/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Mon 20/513:15SYD - ORD
3 stops35h 40mMultiple Airlines
Deal found 1/5$1,721
Tue 14/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Mon 20/513:15SYD - ORD
2 stops31h 45mMultiple Airlines
Deal found 1/5$1,764
Tue 14/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Mon 20/513:15SYD - ORD
3 stops35h 40mMultiple Airlines
Deal found 1/5$1,781
Tue 10/916:50ORD - SYD
2 stops24h 55mAir New Zealand
Tue 17/909:55SYD - ORD
2 stops25h 55mAir New Zealand
Deal found 1/5$1,838
Tue 20/818:15ORD - SYD
2 stops23h 30mAir New Zealand
Tue 3/909:55SYD - ORD
2 stops25h 55mAir New Zealand
Deal found 1/5$1,852
Mon 13/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Fri 17/513:15SYD - ORD
2 stops31h 45mMultiple Airlines
Deal found 2/5$1,858
Tue 10/916:05ORD - SYD
1 stop25h 40mCathay Pacific
Mon 16/921:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 1/5$1,880
Mon 13/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Fri 17/513:15SYD - ORD
3 stops32h 25mMultiple Airlines
Deal found 2/5$1,894

Chicago to Sydney flights leaving soon

Find last-minute flight options from Chicago to Sydney for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 548,149 searches. Data last updated 2 May 2024.
Book one of these great deals on flights from Chicago to Sydney. Users should examine the flight details to ensure there are no surprises.
Tue 7/517:55ORD - SYD
2 stops26h 50mMultiple Airlines
Sat 18/513:45SYD - ORD
2 stops30h 50mMultiple Airlines
Deal found 1/5$2,222
Tue 7/517:55ORD - SYD
2 stops26h 50mMultiple Airlines
Tue 21/513:15SYD - ORD
2 stops32h 05mMultiple Airlines
Deal found 1/5$2,396
Wed 8/510:55ORD - SYD
2 stops29h 25mAir Canada
Sun 12/509:20SYD - ORD
2 stops27h 44mAir Canada
Deal found 1/5$2,400
Wed 8/510:55ORD - SYD
2 stops29h 25mAir Canada
Fri 17/509:20SYD - ORD
2 stops25h 56mAir Canada
Deal found 1/5$2,456
Thu 9/510:55ORD - SYD
2 stops29h 25mAir Canada
Sun 12/509:20SYD - ORD
2 stops27h 44mAir Canada
Deal found 1/5$2,465
Wed 8/507:10ORD - SYD
2 stops35h 15mANA
Wed 15/511:50SYD - ORD
2 stops32h 34mANA
Deal found 1/5$2,468
Wed 8/519:00ORD - SYD
2 stops25h 45mMultiple Airlines
Tue 14/513:15SYD - ORD
2 stops25h 13mMultiple Airlines
Deal found 1/5$2,473
Tue 7/519:00ORD - SYD
2 stops25h 45mMultiple Airlines
Tue 21/513:15SYD - ORD
2 stops31h 45mMultiple Airlines
Deal found 1/5$2,493
Sat 11/516:00ORD - SYD
2 stops48h 20mAir Canada
Sat 25/509:20SYD - ORD
1 stop20h 09mAir Canada
Deal found 1/5$2,498

One-way flights to Sydney from Chicago

Search for one-way flight options from Chicago to Sydney. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 548,149 searches. Data last updated 2 May 2024.
If you're seeking multiple options on one-way flights from Chicago to Sydney, be sure to check out these deals, which are updated often. Those needing a return flight from Chicago to Sydney can use the search form above.
Wed 12/612:32ORD - SYD
2 stops40h 13mMultiple Airlines
Deal found 1/5$1,300
Wed 8/519:27ORD - SYD
2 stops35h 43mMultiple Airlines
Deal found 1/5$1,390
Wed 8/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Deal found 1/5$1,404
Wed 7/819:47ORD - SYD
2 stops24h 58mMultiple Airlines
Deal found 1/5$1,416
Mon 5/819:47ORD - SYD
2 stops24h 58mMultiple Airlines
Deal found 1/5$1,607
Mon 5/808:53ORD - SYD
3 stops33h 52mMultiple Airlines
Deal found 1/5$1,639
Wed 7/812:25ORD - SYD
1 stop26h 45mJapan Airlines
Deal found 1/5$1,653
Wed 8/515:40ORD - SYD
1 stop24h 40mAir Canada
Deal found 1/5$1,678
Mon 5/817:45ORD - SYD
1 stop24h 40mANA
Deal found 1/5$1,689

Find flights from Chicago to Sydney within your budget

Customise your flight search to find flights from Chicago 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 548,149 searches. Data last updated 2 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,764 - $2,508

Route

Depart

Return

Price

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 14/5

3 stops31h 32m

Sydney Kingsford Smith

Mon 20/5

2 stops31h 45m

$1,764

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 10/9

2 stops24h 55m

Sydney Kingsford Smith

Tue 17/9

2 stops25h 55m

$1,838

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 10/9

1 stop25h 40m

Sydney Kingsford Smith

Mon 16/9

1 stop31h 35m

$1,880

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 29/5

2 stops29h 25m

Sydney Kingsford Smith

Wed 5/6

2 stops37h 38m

$2,014

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 24/10

3 stops48h 20m

Sydney Kingsford Smith

Thu 7/11

2 stops48h 50m

$2,405

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 11/9

1 stop29h 20m

Sydney Kingsford Smith

Wed 18/9

1 stop19h 35m

$2,428

Chicago MidwaySydney Kingsford Smith

MDW - SYD

MDWSYD

Chicago Midway

Wed 11/9

2 stops26h 25m

Sydney Kingsford Smith

Wed 18/9

2 stops23h 34m

$2,470

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 1/10

2 stops35h 15m

Sydney Kingsford Smith

Mon 14/10

1 stop26h 55m

$2,504

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 24/10

1 stop21h 00m

Sydney Kingsford Smith

Thu 7/11

2 stops39h 08m

$2,508

Flights are sorted by cheapest first

Deals found on 1/5

When is the best time to book a flight from Chicago to Sydney?

Use this chart to determine the optimal time to book a return flight from Chicago to Sydney. Price data was last updated on 28 January 2024.
To ensure you get the cheapest price possible for a flight from Chicago to Sydney, you should look to book at least 14 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.
Search Deals

When is the cheapest time to fly from Chicago to Sydney?

Use this chart to determine the cheapest time to fly return from Chicago to Sydney. Price data was last updated on 28 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Chicago to Sydney flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Sydney by month

Plan your trip from Chicago to Sydney by taking into account the cheapest months to travel. The average price of a one-way flight from Chicago to Sydney is currently $1,531 while a return flight costs $2,201. Price data was last updated on 28 April 2024.

Currently, August is the cheapest month in which you can book a flight from Chicago to Sydney (average of $126). Flying from Chicago to Sydney in December is currently the most expensive (average of $168). 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.

January

$234

February

$208

March

$234

April

$214

May

$206

June

$216

July

$206

August

$194

September

$202

October

$206

November

$236

December

$259

Temperature and rainfall in Sydney by month

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

SYD

Temperature

11 - 22 °C

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 2 May 2024.
See what other customers who have flown with Air New Zealand, Cathay Pacific and Air Canada from Chicago to Sydney have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very Good
1,185 reviews
Check prices

Overall

8.5

Entertainment

8.2

Boarding

8.6

Comfort

8.3

Food

8.2

Crew

8.8

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Korean Air
8.5
Very Good
1,185 reviews
Korean Air
8.5
Very Good
1,185 reviews
Check prices

Overall

8.5

Entertainment

8.2

Boarding

8.6

Comfort

8.3

Food

8.2

Crew

8.8

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

ANA
8.5
Very Good
942 reviews
Korean Air
8.5
Very Good
1,185 reviews
Check prices

Overall

8.5

Entertainment

8.2

Boarding

8.6

Comfort

8.3

Food

8.2

Crew

8.8

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Japan Airlines
8.3
Very Good
1,487 reviews
Korean Air
8.5
Very Good
1,185 reviews
Check prices

Overall

8.5

Entertainment

8.2

Boarding

8.6

Comfort

8.3

Food

8.2

Crew

8.8

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Air New Zealand
8.3
Very Good
643 reviews
Korean Air
8.5
Very Good
1,185 reviews
Check prices

Overall

8.5

Entertainment

8.2

Boarding

8.6

Comfort

8.3

Food

8.2

Crew

8.8

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Singapore Airlines
8.3
Very Good
1,470 reviews
Korean Air
8.5
Very Good
1,185 reviews
Check prices

Overall

8.5

Entertainment

8.2

Boarding

8.6

Comfort

8.3

Food

8.2

Crew

8.8

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Related info for your journey

Find useful and relevant information for your journey from Chicago 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?

    For a flight from Chicago to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre vof the city. Kingsford Smith is the only Sydney airport and it handles 0 inbound flights from Chicago per day. 3 airlines have flights to Sydney Kingsford Smith from Chicago on a regular basis.

  • Can I find flights from Chicago to Sydney for under $1,800 on Cheapflights?

    Yes, there are multiple flights from Chicago to Sydney for under $1,800. The cheapest flight booked recently is on Multiple Airlines for just $1,764, but on average you can expect to pay $1,968.

  • Are there last-minute flights available from Chicago to Sydney for under $2,300?

    There are currently 20+ open flights from Chicago to Sydney within the next 7 days for less than $2,300.

  • What are the cheapest airlines flying from Chicago to Sydney round-trip?

    Cheapflights users have booked flights from Chicago to Sydney round-trip from $1,838. Other airlines that can offer you cheap pricing are Cathay Pacific, from $1,880, and Air Canada, from $2,014. Air New Zealand is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Chicago to Sydney one-way?

    $1,653 is the cheapest one-way deal found within the past few days, from Japan Airlines. You may also be able to find cheap deals on Air Canada and ANA, with prices starting from $1,678 and $1,689, respectively.

  • What are the most popular airlines that fly from Chicago to Sydney?

    The most popular airlines flying from Chicago to Sydney are Air Canada, Air New Zealand and United Airlines. Something to consider prior to booking your flight.

  • What does ORD to SYD mean?

    Chicago O'Hare Intl Airport is ORD and Sydney Kingsford Smith Airport is SYD. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD).

  • Can I find deals for flights from Chicago to Sydney that include extra baggage allowance?

    The amount of baggage you can bring on your Chicago to Sydney flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Chicago to Sydney with specific airlines?

    Yes, Cheapflights allows you to browse and filter Chicago to Sydney flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Chicago to Sydney that include hotel bookings?

    Yes. In addition to deals on Chicago to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Sydney?

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

  • Can I find deals for business class flights from Chicago to Sydney?

    Yes. Cheapflights offers flight deals from Chicago 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.

  • Can I find deals for flights from Chicago to Sydney that allow pets onboard?

    Many airlines flying from Chicago to Sydney offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Chicago to Sydney?

    Yes, you can often find last-minute deals on Chicago to Sydney flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Chicago to Sydney flight deals updated?

    The Chicago to Sydney flight deals you see on this page were last updated on 2/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Sydney
See prices for flight routes from nearby airports that may be better suited for you.

O'Hare Intl to Sydney flights
Midway to Sydney flights
St. Louis to Sydney flights

Top 3 airlines flying from Chicago to Sydney

Discover the top 3 airlines that operate flights from Chicago 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 548,149 searches. Data last updated 2 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$1,487Average$2,144FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$1,743Average$2,152FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air New ZealandCheapest$2,408Average$2,498FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
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Search flights from Chicago to Sydney by cabin class

Find flights from Chicago to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
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Economy class

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Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Sydney?

Deals for Chicago to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Chicago 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 Chicago to Sydney with no change fees?

Yes, we can. To see specific flights from Chicago to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Chicago to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Chicago to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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