Cheap flights from Illinois to Sydney (SYD)

ORD — SYD
Oct 11 — Oct 181

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

Travelers have found it’s best to book a flight 61 days in advance to save up to 25% 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 61 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 Illinois to Sydney 1-2 weeks in advance for as low as $1,860, or $2,124 for flights within the next 24 hours.

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

Flights from Illinois to Sydney lean towards being more expensive in January. Prices are generally better when you fly from Illinois to Sydney in May, with the cheapest ticket starting at $989.

When is the cheapest time to fly from Illinois to Sydney (IL - SYD)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Sydney as you normally would.

Cheap flights from Illinois to Sydney in October, November 2022

The best prices found for Illinois to SYD flights for October, November
Nov 7 - Nov 14
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

1 stop

25h 10m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,067

ANA

Pick Dates

Deal found 3/10/22

Nov 2 - Nov 21
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

1 stop

25h 00m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,069

ANA

Pick Dates

Deal found 4/10/22

Nov 7 - Nov 14
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

49h 42m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,072

ANA

Pick Dates

Deal found 4/10/22

Illinois to Sydney 2022 flight deals

Cheap flights to Sydney from Illinois found for this year
Nov 7 - Nov 14
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

1 stop

25h 10m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,067

ANA

Pick Dates

Deal found 3/10/22

Nov 2 - Nov 21
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

1 stop

25h 00m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,069

ANA

Pick Dates

Deal found 4/10/22

Nov 7 - Nov 14
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

49h 42m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,072

ANA

Pick Dates

Deal found 4/10/22

Cheap Delta flights from Illinois to Sydney

Feb 3 - Feb 17
MDW

Chicago Midway

SYD

Sydney Kingsford Smith

2 stops

24h 45m
SYD

Sydney Kingsford Smith

MDW

Chicago Midway

2 stops

28h 36m
$1,790

Delta

Pick Dates

Deal found 3/10/22

Feb 14 - Mar 3
MDW

Chicago Midway

SYD

Sydney Kingsford Smith

2 stops

26h 30m
SYD

Sydney Kingsford Smith

MDW

Chicago Midway

2 stops

25h 41m
$1,964

Delta

Pick Dates

Deal found 5/10/22

Mar 17 - Mar 29
MDW

Chicago Midway

SYD

Sydney Kingsford Smith

2 stops

27h 50m
SYD

Sydney Kingsford Smith

MDW

Chicago Midway

2 stops

28h 31m
$1,989

Delta

Pick Dates

Deal found 5/10/22

Cheap ANA flights from Illinois to Sydney

Nov 2 - Nov 21
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

1 stop

25h 00m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,069

ANA

Pick Dates

Deal found 4/10/22

Nov 7 - Nov 14
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

49h 42m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,072

ANA

Pick Dates

Deal found 4/10/22

Nov 2 - Nov 21
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

34h 55m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

26h 45m
$1,086

ANA

Pick Dates

Deal found 4/10/22

Last minute flights from Illinois to Sydney

Late deals on return flights to Sydney from Illinois, departing today and this week
Oct 16 - Oct 22
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

45h 42m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

2 stops

47h 54m
$1,882

ANA

Pick Dates

Deal found 3/10/22

Oct 11 - Nov 3
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

49h 46m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

1 stop

22h 48m
$2,001

Multiple Airlines

Pick Dates

Deal found 4/10/22

Oct 11 - Oct 18
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

34h 43m
SYD

Sydney Kingsford Smith

ORD

Chicago O'Hare Intl

2 stops

47h 54m
$2,129

ANA

Pick Dates

Deal found 4/10/22

One-way flights to Sydney from Illinois

The cheapest one-way flights from Illinois to Sydney
Apr 1
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

1 stop

31h 05m
$734

Air Canada

Pick Dates

Deal found 6/10/22

Nov 19
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

53h 55m
$740

Multiple Airlines

Pick Dates

Deal found 3/10/22

Mar 14
ORD

Chicago O'Hare Intl

SYD

Sydney Kingsford Smith

2 stops

68h 20m
$759

Air Canada

Pick Dates

Deal found 5/10/22

Related info for your journey

Useful info, stats and facts about Illinois to Sydney flights.

What airport do you fly into for flights to Sydney from Illinois?

If you book a flight to Sydney from Illinois, 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.

Which airlines flying from Illinois to Sydney Kingsford Smith have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Illinois to Sydney Kingsford Smith that may be offering flexible cancellation policies are Air Canada, Qantas Airways, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from Illinois to Sydney for under $1,100 on Cheapflights?

Yes, there are multiple flights from Illinois to Sydney for under $1,100. The cheapest flight booked recently is on Air Canada for just $1,009, but on average you can expect to pay $1,070.

Are there last-minute flights available from Illinois to Sydney for under $1,900?

There are currently 20+ open flights from Illinois to Sydney within the next 7 days for less than $1,900.

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

For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $734. Users have also found prices from $993 and $1,014 on ANA and Delta, respectively.

What are the most popular routes from Illinois to Sydney?

While some choose either Chicago Midway - Sydney Kingsford Smith or Lambert-St Louis - Sydney Kingsford Smith, Chicago O'Hare Intl - Sydney Kingsford Smith is the most popular route from Illinois to Sydney.

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

Before booking your flight from Illinois to Sydney check out the most popular airlines for this route: Undisclosed Carrier, American Airlines or Air Canada.

What are the cheapest flights from Illinois to Sydney?

The cheapest flight price from Illinois to Sydney is $1,098. On average you can expect to pay $2,744. The most popular route, (Chicago O'Hare Intl - Sydney Kingsford Smith), can usually be booked for $1,122.

Departure points for flights from Illinois to Sydney

Select to see more specific information for flights to Sydney from all departure points in Illinois

Top 10 airlines flying from Illinois to Sydney

The chart below displays the airlines Cheapflights users traveling from Illinois to Sydney choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Juneyao AirlinesCheapest$12Average$15FlexibilityNo cancel feeOn-time66%COVID-19 safety
Search Juneyao Airlines flights
Spirit AirlinesCheapest$147Average$238FlexibilityNo cancel feeOn-time65%COVID-19 safety
Search Spirit Airlines flights
American AirlinesCheapest$286Average$2,055FlexibilityNo cancel feeOn-time71%COVID-19 safety
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Virgin AustraliaCheapest$494Average$717FlexibilityNo cancel feeOn-time80%COVID-19 safety
Search Virgin Australia flights
China EasternCheapest$821Average$1,239FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search China Eastern flights
Fiji AirwaysCheapest$837Average$1,043FlexibilityNo cancel feeOn-time74%COVID-19 safety
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Hainan AirlinesCheapest$849Average$925FlexibilityNo cancel feeOn-time61%COVID-19 safety
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DeltaCheapest$1,007Average$1,622FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
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Air CanadaCheapest$1,044Average$1,418FlexibilityNo cancel feeOn-time67%COVID-19 safety
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ANACheapest$1,087Average$1,319FlexibilityNo cancel feeOn-time80%COVID-19 safety
Search ANA flights