Cheap flights from Chicago (CHI) to Sydney (SYD) from $498

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 4/2. 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.
CHI — SYD
Mar 24 — Mar 311

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 Tuesday and return on a Saturday

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 March 19, 2024.

Popular in

December

Cheapest in

October

Round-trip from

$1,116

One-way from

$603
High demand for flights, 26% potential price rise
Best time to find cheap flights, 21% potential price drop
From Chicago (CHI) to Sydney Kingsford Smith
One-way flight from Chicago (CHI) to Sydney Kingsford Smith

What is the cheapest day to fly round-trip from Chicago to Sydney?

Leaving on a Tuesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 4% on the overall cost on flights from Chicago to Sydney.

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

To save on the cost of your flight from Chicago to Sydney, book at least 15 days before your planned departure. Booking around this time can save you about 134% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,287 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,886.

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

October is one of the best times of the year to fly to Sydney from Chicago. Prices for October average $1,757 per person but you can even find prices for as low as $859. The most expensive prices can be found in the month of December. Opting for a October flight can save you 34% on your journey compared to booking in December

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

A simple way to save on the total cost of your ticket is to fly from Chicago to Sydney in the afternoon. If you’re flexible enough to do this you can expect to save up to 6% on your trip compared to booking a flight in the morning.

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 3,145,932 searches. Data last updated March 19, 2024.
Consider these cheap Cathay Pacific flights we've found departing from Chicago to Sydney. Deals update often to give you more flight options matching your criteria
Thu 3/283:40 pmORD - SYD
1 stop28h 20mCathay Pacific
Wed 4/109:50 pmSYD - ORD
1 stop31h 35mCathay Pacific
Deal found 3/18$1,164
Thu 3/283:40 pmORD - SYD
1 stop28h 20mCathay Pacific
Wed 4/310:20 pmSYD - ORD
1 stop32h 05mCathay Pacific
Deal found 3/18$1,195
Thu 5/94:05 pmORD - SYD
1 stop27h 45mCathay Pacific
Thu 5/239:50 pmSYD - ORD
1 stop31h 35mCathay Pacific
Deal found 3/18$1,212
Thu 5/24:05 pmORD - SYD
1 stop27h 45mCathay Pacific
Sat 5/119:50 pmSYD - ORD
1 stop31h 35mCathay Pacific
Deal found 3/18$1,222
Thu 5/24:05 pmORD - SYD
1 stop25h 40mCathay Pacific
Fri 5/102:05 pmSYD - ORD
1 stop39h 20mCathay Pacific
Deal found 3/18$1,238

Cheap American Airlines flights from Chicago to Sydney

Explore cheap flight options specifically provided by American Airlines 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 3,145,932 searches. Data last updated March 19, 2024.
Take a gander at the lowest prices we've found on American Airlines flights from Chicago to Sydney. Make sure to examine the flight information before completing your reservation.
Tue 4/305:10 pmORD - SYD
2 stops22h 55mAmerican Airlines
Tue 5/79:15 amSYD - ORD
2 stops23h 11mAmerican Airlines
Deal found 3/18$1,363
Sun 6/25:00 pmORD - SYD
2 stops23h 05mAmerican Airlines
Wed 6/129:10 amSYD - ORD
2 stops23h 10mAmerican Airlines
Deal found 3/18$1,364
Sun 3/248:20 pmORD - SYD
1 stop20h 40mAmerican Airlines
Tue 4/210:15 amSYD - ORD
1 stop34h 49mAmerican Airlines
Deal found 3/18$1,372
Sat 6/18:19 pmORD - SYD
1 stop43h 46mAmerican Airlines
Tue 6/119:10 amSYD - ORD
2 stops23h 45mAmerican Airlines
Deal found 3/18$1,376
Thu 3/2810:00 amORD - SYD
2 stops31h 00mAmerican Airlines
Wed 4/310:15 amSYD - ORD
2 stops36h 54mAmerican Airlines
Deal found 3/18$1,411
Thu 3/2812:15 pmORD - SYD
2 stops28h 45mAmerican Airlines
Wed 4/310:15 amSYD - ORD
1 stop19h 46mAmerican Airlines
Deal found 3/18$1,413
Mon 3/254:15 pmORD - SYD
2 stops24h 45mAmerican Airlines
Thu 8/19:10 amSYD - ORD
2 stops23h 34mAmerican Airlines
Deal found 3/18$1,414
Sat 3/238:20 pmORD - SYD
1 stop20h 40mAmerican Airlines
Tue 4/210:15 amSYD - ORD
1 stop34h 49mAmerican Airlines
Deal found 3/18$1,422
Sat 3/238:20 pmORD - SYD
1 stop20h 40mAmerican Airlines
Sun 3/3111:15 amSYD - ORD
2 stops24h 29mAmerican Airlines
Deal found 3/18$1,444

Cheap Chicago to Sydney flights in March & April 2024

Find cheap flight options from Chicago to Sydney specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
Scroll through some of the best deals on flights from Chicago to Sydney in 2024. For more flight deals, be sure to check back very soon.
Thu 3/283:40 pmORD - SYD
1 stop28h 20mCathay Pacific
Wed 4/109:50 pmSYD - ORD
1 stop31h 35mCathay Pacific
Deal found 3/18$1,164
Thu 3/283:40 pmORD - SYD
1 stop28h 20mCathay Pacific
Mon 4/110:20 pmSYD - ORD
1 stop32h 05mCathay Pacific
Deal found 3/19$1,195
Wed 4/174:40 pmORD - SYD
1 stop23h 40mAir Canada
Wed 4/249:20 amSYD - ORD
1 stop21h 29mAir Canada
Deal found 3/18$1,223
Tue 4/304:40 pmORD - SYD
1 stop23h 40mAir Canada
Tue 5/79:20 amSYD - ORD
2 stops39h 34mAir Canada
Deal found 3/18$1,229
Mon 4/84:40 pmORD - SYD
1 stop23h 40mMultiple Airlines
Mon 4/297:00 amSYD - ORD
2 stops23h 49mMultiple Airlines
Deal found 3/18$1,283
Wed 4/176:45 pmORD - SYD
1 stop21h 20mQantas Airways
Wed 4/249:15 amSYD - ORD
1 stop21h 35mQantas Airways
Deal found 3/18$1,284
Wed 4/246:45 pmORD - SYD
1 stop21h 20mQantas Airways
Mon 5/69:15 amSYD - ORD
1 stop21h 30mQantas Airways
Deal found 3/19$1,288
Tue 4/167:20 amORD - SYD
2 stops33h 00mAir Canada
Tue 4/239:20 amSYD - ORD
1 stop21h 29mAir Canada
Deal found 3/18$1,289
Wed 4/176:45 pmORD - SYD
1 stop22h 25mQantas Airways
Wed 4/249:15 amSYD - ORD
1 stop29h 19mQantas Airways
Deal found 3/18$1,294

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 3,145,932 searches. Data last updated March 19, 2024.
Scroll through some of the best deals on flights from Chicago to Sydney in 2024. For more flight deals, be sure to check back very soon.
Mon 9/94:50 pmORD - SYD
1 stop23h 15mQantas Airways
Tue 9/179:10 amSYD - ORD
1 stop29h 46mQantas Airways
Deal found 3/18$984
Wed 9/119:55 amORD - SYD
1 stop30h 10mQantas Airways
Sun 12/225:30 pmSYD - ORD
1 stop23h 05mQantas Airways
Deal found 3/18$985
Thu 12/58:35 amORD - SYD
1 stop29h 50mQantas Airways
Wed 12/185:30 pmSYD - ORD
1 stop23h 11mQantas Airways
Deal found 3/17$1,031
Tue 9/106:25 pmORD - SYD
1 stop21h 40mQantas Airways
Wed 9/189:10 amSYD - ORD
1 stop20h 09mQantas Airways
Deal found 3/18$1,038
Sun 8/188:20 amORD - SYD
1 stop31h 45mQantas Airways
Fri 8/305:35 pmSYD - ORD
1 stop21h 21mQantas Airways
Deal found 3/18$1,041
Fri 8/94:50 pmORD - SYD
1 stop23h 15mQantas Airways
Fri 8/309:10 amSYD - ORD
1 stop20h 09mQantas Airways
Deal found 3/18$1,074
Sat 8/316:25 pmORD - SYD
1 stop22h 45mQantas Airways
Fri 9/139:10 amSYD - ORD
1 stop23h 27mQantas Airways
Deal found 3/18$1,075
Sat 8/179:55 amORD - SYD
1 stop31h 15mQantas Airways
Fri 8/305:35 pmSYD - ORD
1 stop21h 21mQantas Airways
Deal found 3/18$1,076
Wed 10/233:00 pmORD - SYD
1 stop24h 05mQantas Airways
Wed 11/611:15 amSYD - ORD
1 stop21h 44mQantas Airways
Deal found 3/17$1,082

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 3,145,932 searches. Data last updated March 19, 2024.
Have a look at some of the flights available from Chicago to Sydney departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Thu 3/283:40 pmORD - SYD
1 stop28h 20mCathay Pacific
Wed 4/109:50 pmSYD - ORD
1 stop31h 35mCathay Pacific
Deal found 3/18$1,164
Thu 3/283:40 pmORD - SYD
1 stop28h 20mCathay Pacific
Wed 4/310:20 pmSYD - ORD
1 stop32h 05mCathay Pacific
Deal found 3/18$1,195
Mon 3/258:20 pmORD - SYD
1 stop20h 40mQantas Airways
Thu 8/15:35 pmSYD - ORD
1 stop37h 20mQantas Airways
Deal found 3/18$1,351
Sun 3/246:32 pmORD - SYD
1 stop22h 33mUnited Airlines
Tue 4/99:30 amSYD - ORD
1 stop29h 29mUnited Airlines
Deal found 3/18$1,360
Sun 3/245:12 pmORD - SYD
1 stop23h 48mAmerican Airlines
Tue 4/210:15 amSYD - ORD
2 stops30h 13mAmerican Airlines
Deal found 3/18$1,364
Sun 3/248:20 pmORD - SYD
1 stop20h 40mAmerican Airlines
Tue 4/210:15 amSYD - ORD
1 stop34h 49mAmerican Airlines
Deal found 3/18$1,372
Sun 3/2412:00 pmORD - SYD
2 stops26h 05mDelta
Mon 4/110:25 amSYD - ORD
2 stops26h 43mDelta
Deal found 3/18$1,387
Wed 3/271:14 pmMDW - SYD
2 stops24h 51mDelta
Mon 4/110:25 amSYD - MDW
2 stops27h 19mDelta
Deal found 3/17$1,387
Thu 3/2812:45 pmORD - SYD
1 stop26h 15mUnited Airlines
Wed 4/1010:20 amSYD - ORD
2 stops28h 39mUnited Airlines
Deal found 3/18$1,398

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 3,145,932 searches. Data last updated March 19, 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.
Tue 4/25:06 pmORD - SYD
3 stops54h 34mMultiple Airlines
Deal found 3/17$498
Tue 4/25:51 pmMDW - SYD
3 stops53h 49mMultiple Airlines
Deal found 3/17$566
Wed 4/106:35 amMDW - SYD
3 stops41h 05mMultiple Airlines
Deal found 3/17$581
Tue 4/25:06 pmORD - SYD
2 stops54h 34mMultiple Airlines
Deal found 3/17$586
Tue 3/2610:46 pmORD - SYD
2 stops48h 49mMultiple Airlines
Deal found 3/17$603
Tue 3/265:51 pmMDW - SYD
3 stops53h 44mMultiple Airlines
Deal found 3/17$608
Wed 4/173:20 pmORD - SYD
3 stops49h 00mMultiple Airlines
Deal found 3/18$610
Thu 3/2810:56 pmMDW - SYD
3 stops48h 39mMultiple Airlines
Deal found 3/17$612
Mon 3/251:30 pmORD - SYD
3 stops52h 35mMultiple Airlines
Deal found 3/17$625

Find flights from Chicago to Sydney within your budget

Customize 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 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,164 - $1,696

Route

Depart

Return

Price

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 3/28

1 stop28h 20m

Sydney Kingsford Smith

Wed 4/10

1 stop31h 35m

$1,164

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Wed 4/17

1 stop23h 40m

Sydney Kingsford Smith

Wed 4/24

1 stop21h 29m

$1,223

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 5/12

1 stop26h 50m

Sydney Kingsford Smith

Thu 5/30

1 stop20h 53m

$1,261

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Mon 4/8

1 stop23h 40m

Sydney Kingsford Smith

Mon 4/29

2 stops23h 49m

$1,283

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 4/30

2 stops22h 55m

Sydney Kingsford Smith

Tue 5/7

2 stops23h 11m

$1,363

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sat 3/23

1 stop42h 48m

Sydney Kingsford Smith

Wed 4/3

1 stop24h 25m

$1,368

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sat 6/1

1 stop42h 43m

Sydney Kingsford Smith

Sun 6/16

2 stops34h 27m

$1,373

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 4/14

2 stops23h 45m

Sydney Kingsford Smith

Tue 4/23

2 stops26h 56m

$1,387

Chicago O'Hare IntlSydney Kingsford Smith

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 5/2

2 stops31h 56m

Sydney Kingsford Smith

Wed 5/8

1 stop40h 05m

$1,696

Flights are sorted by cheapest first

Deals found on 3/18

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

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Sydney. Price data was last updated on January 28, 2024.
The best time to book flights from Chicago to Sydney is 14 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.
Search Deals

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

Use this chart to determine the cheapest time to fly round-trip from Chicago to Sydney. Price data was last updated on March 10, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Sydney flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday mornings 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 $588 while a round-trip flight costs $1,346. Price data was last updated on March 10, 2024.

Currently, February is the cheapest month in which you can book a flight from Chicago to Sydney (average of $1,116). Flying from Chicago to Sydney in July is currently the most expensive (average of $1,496). 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

$1,296

February

$1,116

March

$1,149

April

$1,391

May

$1,405

June

$1,419

July

$1,496

August

$1,344

September

$1,313

October

$1,261

November

$1,289

December

$1,420

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

51.8 - 71.6 °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 March 19, 2024.
Read through reviews of airlines operating flights from Chicago to Sydney, such as Cathay Pacific, American Airlines and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.7
Very good
79 reviews

Entertainment

7.4

Crew

8.9

Boarding

8.5

Overall

8.7

Food

7.8

Comfort

8.1

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.

8.7
Very good
79 reviews
8.7
Very good
79 reviews

Entertainment

7.4

Crew

8.9

Boarding

8.5

Overall

8.7

Food

7.8

Comfort

8.1

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.

8.6
Very good
1,244 reviews
8.7
Very good
79 reviews

Entertainment

7.4

Crew

8.9

Boarding

8.5

Overall

8.7

Food

7.8

Comfort

8.1

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.

8.5
Very good
1,005 reviews
8.7
Very good
79 reviews

Entertainment

7.4

Crew

8.9

Boarding

8.5

Overall

8.7

Food

7.8

Comfort

8.1

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.

8.4
Very good
1,477 reviews
8.7
Very good
79 reviews

Entertainment

7.4

Crew

8.9

Boarding

8.5

Overall

8.7

Food

7.8

Comfort

8.1

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.

8.3
Very good
695 reviews
8.7
Very good
79 reviews

Entertainment

7.4

Crew

8.9

Boarding

8.5

Overall

8.7

Food

7.8

Comfort

8.1

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 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?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith is the airport most travelers will use when flying to Sydney from Chicago. Booking flights from Chicago to Kingsford Smith (SYD) should be relatively easy as there are 0 daily inbound flights from Chicago from 9 different airlines.

  • Can I find flights from Chicago to Sydney for under $1,200 on Cheapflights?

    Yes, there are multiple flights from Chicago to Sydney for under $1,200. The cheapest flight booked recently is on Cathay Pacific for just $1,164, but on average you can expect to pay $1,253.

  • Are there last-minute flights available from Chicago to Sydney for under $1,200?

    There are currently 20+ open flights from Chicago to Sydney within the next 7 days for less than $1,200.

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

    Our cheapest airline available from Chicago to Sydney is Cathay Pacific. Our recent data shows that you can find tickets from as low as $1,164 on this airline. Additional options worth looking into are Air Canada and Qantas Airways, starting at $1,223 and $1,261 round-trip. These flights start at 33% lower than the current average price 3 months from now.

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

  • What does ORD to SYD mean?

    ORD stands for Chicago O'Hare Intl Airport, while SYD stands for Sydney Kingsford Smith Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. 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).

  • Where are the most common layover locations when flying from Chicago to Sydney?

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

    The majority of Los Angeles visitors spend their time at Hollywood Bowl, L.A. Live, and Hollywood Walk of Fame. Travelers on a layover in Los Angeles can visit Hollywood Bowl, L.A. Live, and Hollywood Walk of Fame, by traveling 12.5 mi, 10.8 mi, and 11.7 mi, respectively after landing at Los Angeles. Travelers in need of a car in Los Angeles can rent one for about $52 per day.

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

    Capilano Suspension Bridge, Queen Elizabeth Theatre, and Pacific Central Station are currently the most popular points of interest in Vancouver at the moment. Those on a layover in Vancouver interested in visiting Capilano Suspension Bridge, Queen Elizabeth Theatre, or Pacific Central Station can do so by traveling 10.6 mi, 6.6 mi, and 6.6 mi, respectively from Vancouver Intl. Those landing in Vancouver looking to spend some time exploring during their layover can rent a car for about $46 per day.

  • Where are the least popular layover locations for Chicago to Sydney flights?

See more FAQs

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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.

Top 9 airlines flying from Chicago to Sydney

Discover the top 9 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 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$400Average$1,474FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$595Average$1,592FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Fiji AirwaysCheapest$739Average$886FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
DeltaCheapest$966Average$1,480FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest$1,020Average$1,379FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,217Average$1,631FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,303Average$1,811FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
ANACheapest$1,349Average$2,078FlexibilityNo cancel feeOn-time80%
Search ANA flights
British AirwaysCheapest$1,387Average$1,553FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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.

Fly with Cheapflights

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

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Chicago to Sydney for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Chicago to Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Chicago to Sydney flexibly with Cheapflights today.

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

Yes! Start tracking prices for Chicago to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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