Find flights
Airlines
FAQs

Cheap flights from Sydney to Illinois from $910

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 7/8. 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.
SYD — ORD
21 May — 28 May1
1 adult
Tue 21/5
Tue 28/5

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

Find a great deal and save up to 34% by booking at least 36 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Sydney to Illinois within the next two weeks, with the cheapest ticket starting at $1,500.

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

The best pricing can be found in the month of February. Prices to Illinois from Sydney average $2,054. You can even find prices in February for less than $2,054, as users have found deals to Illinois from as low as $1,435. The month of December appears to be one of the more expensive times to travel to Illinois from Sydney. Flying in the targeted month can save you up to 36%.

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

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

Cheap American Airlines flights from Sydney to Illinois

Explore cheap flight options specifically provided by American Airlines for the route between Sydney and Illinois. 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 536,630 searches. Data last updated 16 May 2024.
Take a peek at the cheapest American Airlines flights we've detected travelling from Sydney to Illinois. Come back soon if you're not finding the exact deal you're looking for.
Wed 14/809:15SYD - ORD
1 stop25h 19mAmerican Airlines
Wed 4/915:00ORD - SYD
1 stop25h 05mAmerican Airlines
Deal found 16/5$1,622
Wed 14/809:15SYD - ORD
2 stops22h 02mAmerican Airlines
Wed 4/916:50ORD - SYD
2 stops23h 15mAmerican Airlines
Deal found 16/5$1,640
Thu 13/609:15SYD - ORD
1 stop25h 20mAmerican Airlines
Mon 15/709:51ORD - SYD
1 stop31h 19mAmerican Airlines
Deal found 16/5$1,645
Thu 13/609:15SYD - ORD
1 stop25h 20mAmerican Airlines
Mon 15/717:36ORD - SYD
2 stops23h 34mAmerican Airlines
Deal found 16/5$1,651
Fri 14/609:15SYD - ORD
1 stop30h 01mAmerican Airlines
Fri 21/611:55ORD - SYD
1 stop28h 10mAmerican Airlines
Deal found 15/5$1,735
Fri 14/609:15SYD - ORD
2 stops23h 31mAmerican Airlines
Fri 21/609:53ORD - SYD
1 stop30h 12mAmerican Airlines
Deal found 15/5$1,742
Sun 16/609:15SYD - ORD
1 stop25h 20mAmerican Airlines
Tue 9/712:00ORD - SYD
1 stop28h 05mAmerican Airlines
Deal found 16/5$2,006
Sun 16/609:15SYD - ORD
1 stop19h 48mAmerican Airlines
Sun 28/717:20ORD - SYD
2 stops25h 20mAmerican Airlines
Deal found 16/5$2,030
Tue 18/609:15SYD - ORD
1 stop21h 40mAmerican Airlines
Tue 23/718:26ORD - SYD
1 stop21h 39mAmerican Airlines
Deal found 16/5$2,374

Cheap Qantas Airways flights from Sydney to Illinois

Explore cheap flight options specifically provided by Qantas Airways for the route between Sydney and Illinois. 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 536,630 searches. Data last updated 16 May 2024.
Some of the best deals we've found on Qantas Airways flights travelling from Sydney to Illinois. Deals are refreshing constantly so come back soon for more options.
Tue 18/617:35SYD - ORD
1 stop39h 59mQantas Airways
Thu 25/718:26ORD - SYD
1 stop22h 44mQantas Airways
Deal found 16/5$1,748
Tue 18/609:15SYD - ORD
1 stop21h 40mQantas Airways
Sun 28/718:26ORD - SYD
1 stop21h 39mQantas Airways
Deal found 16/5$2,791
Sun 16/609:15SYD - ORD
1 stop21h 40mQantas Airways
Tue 23/718:26ORD - SYD
1 stop21h 39mQantas Airways
Deal found 16/5$2,869
Fri 21/609:15SYD - ORD
1 stop23h 13mQantas Airways
Mon 22/718:26ORD - SYD
1 stop21h 39mQantas Airways
Deal found 16/5$2,922
Thu 23/517:35SYD - STL
1 stop20h 42mQantas Airways
Mon 27/518:02STL - SYD
1 stop21h 48mQantas Airways
Deal found 14/5$2,928
Thu 20/609:15SYD - ORD
1 stop21h 40mQantas Airways
Thu 18/718:26ORD - SYD
1 stop21h 39mQantas Airways
Deal found 16/5$2,938
Thu 23/517:35SYD - STL
1 stop20h 42mQantas Airways
Mon 27/518:02STL - SYD
1 stop21h 48mQantas Airways
Deal found 15/5$2,949
Thu 20/615:50SYD - ORD
1 stop19h 40mQantas Airways
Wed 24/718:26ORD - SYD
1 stop21h 39mQantas Airways
Deal found 16/5$3,214

Cheap Sydney to Illinois flights in May & June 2024

Find cheap flight options from Sydney to Illinois specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 536,630 searches. Prices were last updated on 16 May 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. Check back soon for alternative fares.
Thu 13/609:15SYD - ORD
1 stop25h 20mAmerican Airlines
Mon 15/709:51ORD - SYD
1 stop31h 19mAmerican Airlines
Deal found 16/5$1,645
Thu 13/609:15SYD - ORD
1 stop25h 20mAmerican Airlines
Mon 15/717:36ORD - SYD
2 stops23h 34mAmerican Airlines
Deal found 16/5$1,651
Fri 14/609:15SYD - ORD
1 stop30h 01mAmerican Airlines
Fri 21/611:55ORD - SYD
1 stop28h 10mAmerican Airlines
Deal found 15/5$1,735
Fri 14/609:15SYD - ORD
2 stops23h 31mAmerican Airlines
Fri 21/609:53ORD - SYD
1 stop30h 12mAmerican Airlines
Deal found 15/5$1,742
Tue 18/617:35SYD - ORD
1 stop39h 59mQantas Airways
Thu 25/718:26ORD - SYD
1 stop22h 44mQantas Airways
Deal found 16/5$1,748
Tue 18/611:50SYD - ORD
2 stops32h 32mANA
Sat 27/717:45ORD - SYD
1 stop34h 30mANA
Deal found 16/5$1,834
Sun 16/609:15SYD - ORD
1 stop19h 48mAmerican Airlines
Sun 28/717:20ORD - SYD
2 stops25h 20mAmerican Airlines
Deal found 16/5$2,030
Tue 18/611:50SYD - ORD
1 stop35h 50mANA
Thu 25/709:00ORD - SYD
2 stops43h 15mANA
Deal found 16/5$2,072
Mon 17/611:50SYD - ORD
2 stops32h 32mANA
Sun 28/717:45ORD - SYD
1 stop34h 30mANA
Deal found 16/5$2,083

Sydney to Illinois 2024 flight deals

Discover exclusive flight deals for travel between Sydney and Illinois in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 536,630 searches. Data last updated 16 May 2024.
These are some of the best deals we've found on flights to Illinois in 2024 at this time. Check back soon for alternative fares.
Wed 12/613:15SYD - ORD
3 stops32h 09mMultiple Airlines
Wed 19/609:19ORD - SYD
3 stops35h 26mMultiple Airlines
Deal found 15/5$1,390
Wed 12/613:15SYD - ORD
2 stops31h 34mMultiple Airlines
Wed 19/612:32ORD - SYD
3 stops32h 13mMultiple Airlines
Deal found 15/5$1,453
Mon 26/810:20SYD - ORD
1 stop20h 14mUnited Airlines
Fri 13/915:40ORD - SYD
1 stop24h 15mUnited Airlines
Deal found 16/5$1,609
Mon 26/809:30SYD - ORD
2 stops22h 29mUnited Airlines
Fri 13/916:09ORD - SYD
2 stops23h 51mUnited Airlines
Deal found 16/5$1,615
Wed 14/809:15SYD - ORD
1 stop25h 19mAmerican Airlines
Wed 4/915:00ORD - SYD
1 stop25h 05mAmerican Airlines
Deal found 16/5$1,622
Wed 14/809:15SYD - ORD
1 stop21h 21mAmerican Airlines
Wed 4/918:25ORD - SYD
1 stop21h 40mAmerican Airlines
Deal found 15/5$1,624
Wed 12/609:15SYD - ORD
2 stops27h 22mAmerican Airlines
Wed 19/609:53ORD - SYD
1 stop30h 12mAmerican Airlines
Deal found 15/5$1,627
Wed 14/809:15SYD - ORD
2 stops21h 18mAmerican Airlines
Wed 4/916:50ORD - SYD
2 stops23h 15mAmerican Airlines
Deal found 15/5$1,628
Tue 3/917:35SYD - ORD
1 stop27h 36mAmerican Airlines
Sun 15/916:50ORD - SYD
1 stop23h 15mAmerican Airlines
Deal found 16/5$1,631

Sydney to Illinois flights leaving soon

Find last-minute flight options from Sydney to Illinois 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 536,630 searches. Data last updated 16 May 2024.
Users seeking a last-minute flight from Sydney to Illinois should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Thu 23/509:30SYD - ORD
1 stop22h 10mMultiple Airlines
Wed 29/519:35ORD - SYD
1 stop20h 20mMultiple Airlines
Deal found 16/5$1,557
Thu 23/513:15SYD - ORD
3 stops35h 09mMultiple Airlines
Wed 29/509:36ORD - SYD
3 stops35h 09mMultiple Airlines
Deal found 16/5$1,793
Thu 23/513:15SYD - ORD
2 stops31h 45mMultiple Airlines
Wed 29/513:13ORD - SYD
3 stops31h 32mMultiple Airlines
Deal found 16/5$1,890
Thu 23/520:55SYD - ORD
1 stop26h 45mANA
Wed 29/517:00ORD - SYD
2 stops35h 15mANA
Deal found 16/5$2,024
Thu 23/520:55SYD - ORD
2 stops54h 07mANA
Wed 29/517:00ORD - SYD
2 stops35h 15mANA
Deal found 16/5$2,064
Thu 23/508:15SYD - STL
2 stops30h 02mJapan Airlines
Mon 27/518:02STL - SYD
2 stops45h 08mJapan Airlines
Deal found 15/5$2,323
Thu 23/511:50SYD - ORD
2 stops32h 36mANA
Fri 31/517:45ORD - SYD
1 stop34h 30mANA
Deal found 16/5$2,429
Thu 23/508:15SYD - ORD
2 stops50h 23mJapan Airlines
Fri 31/508:25ORD - SYD
2 stops54h 45mJapan Airlines
Deal found 16/5$2,678
Thu 23/521:50SYD - ORD
1 stop31h 35mCathay Pacific
Fri 31/516:05ORD - SYD
1 stop25h 40mCathay Pacific
Deal found 16/5$2,706

One-way flights to Illinois from Sydney

Search for one-way flight options from Sydney to Illinois. 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 536,630 searches. Data last updated 16 May 2024.
Take a look at some of the best available options we've come across on one-way flights from Sydney to Illinois. Those seeking round-trip flights from Sydney to Illinois should utilise the search form at the top of the page.
Wed 7/806:55SYD - ORD
3 stops38h 25mMultiple Airlines
Deal found 15/5$910
Sat 15/616:20SYD - ORD
2 stops46h 19mMultiple Airlines
Deal found 16/5$1,013
Thu 20/616:20SYD - ORD
2 stops43h 00mMultiple Airlines
Deal found 16/5$1,030
Wed 7/817:35SYD - ORD
1 stop27h 36mAmerican Airlines
Deal found 15/5$1,031
Sun 16/606:55SYD - ORD
3 stops52h 25mMultiple Airlines
Deal found 16/5$1,066
Tue 21/521:40SYD - MDW
2 stops32h 43mMultiple Airlines
Deal found 15/5$1,164
Fri 21/616:20SYD - ORD
2 stops27h 20mMultiple Airlines
Deal found 16/5$1,167
Tue 21/521:40SYD - MDW
3 stops47h 10mMultiple Airlines
Deal found 15/5$1,178
Wed 19/608:15SYD - ORD
3 stops36h 00mMultiple Airlines
Deal found 16/5$1,247

Find flights from Sydney to Illinois within your budget

Customise your flight search to find flights from Sydney to Illinois 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 536,630 searches. Data last updated 16 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,557 - $2,751

Route

Depart

Return

Price

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 23/5

1 stop22h 10m

Chicago O'Hare Intl

Wed 29/5

1 stop20h 20m

$1,557

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 14/8

1 stop25h 19m

Chicago O'Hare Intl

Wed 4/9

1 stop25h 05m

$1,622

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 18/6

1 stop39h 59m

Chicago O'Hare Intl

Thu 25/7

1 stop22h 44m

$1,748

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 18/6

2 stops32h 32m

Chicago O'Hare Intl

Sat 27/7

1 stop34h 30m

$1,834

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 19/6

1 stop45h 50m

Chicago O'Hare Intl

Sun 28/7

1 stop37h 05m

$2,196

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Mon 8/7

1 stop19h 35m

Chicago O'Hare Intl

Sun 21/7

2 stops31h 10m

$2,624

Sydney Kingsford SmithChicago Midway

SYD - MDW

SYDMDW

Sydney Kingsford Smith

Wed 4/9

2 stops22h 49m

Chicago Midway

Sun 15/9

2 stops30h 00m

$2,667

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 23/5

2 stops50h 23m

Chicago O'Hare Intl

Fri 31/5

2 stops54h 45m

$2,678

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 14/6

2 stops37h 38m

Chicago O'Hare Intl

Fri 21/6

3 stops31h 35m

$2,751

Flights are sorted by cheapest first

Deals found on 16/5

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated 16 May 2024.
To help decide which airline to fly from Sydney to Illinois, see what other customers have to say about American Airlines, Qantas Airways and ANA. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.5
Very Good
921 reviews
Check prices

Entertainment

8.0

Boarding

8.6

Comfort

8.3

Food

7.8

Crew

8.8

Overall

8.5

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

ANA
8.5
Very Good
921 reviews
ANA
8.5
Very Good
921 reviews
Check prices

Entertainment

8.0

Boarding

8.6

Comfort

8.3

Food

7.8

Crew

8.8

Overall

8.5

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Japan Airlines
8.3
Very Good
1,472 reviews
ANA
8.5
Very Good
921 reviews
Check prices

Entertainment

8.0

Boarding

8.6

Comfort

8.3

Food

7.8

Crew

8.8

Overall

8.5

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Singapore Airlines
8.3
Very Good
1,447 reviews
ANA
8.5
Very Good
921 reviews
Check prices

Entertainment

8.0

Boarding

8.6

Comfort

8.3

Food

7.8

Crew

8.8

Overall

8.5

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Delta
8.0
Very Good
10,673 reviews
ANA
8.5
Very Good
921 reviews
Check prices

Entertainment

8.0

Boarding

8.6

Comfort

8.3

Food

7.8

Crew

8.8

Overall

8.5

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Cathay Pacific
7.8
Good
1,084 reviews
ANA
8.5
Very Good
921 reviews
Check prices

Entertainment

8.0

Boarding

8.6

Comfort

8.3

Food

7.8

Crew

8.8

Overall

8.5

Reviews

1 / 10

Got me there and back on time. Except for a 30 min maintenance delay, but that meant more time for nap. Crew was super nice.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Illinois. 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 from for flights from Sydney to Illinois?

    If you book a flight to Illinois from Sydney, you will be flying from Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 7.5 km from the centre of Sydney.

  • Can I find flights from Sydney to Illinois for under $1,600 on Cheapflights?

    Yes, there are multiple flights from Sydney to Illinois for under $1,600. The cheapest flight booked recently is on Multiple Airlines for just $1,557, but on average you can expect to pay $1,884.

  • Are there last-minute flights available from Sydney to Illinois for under $1,600?

    There are currently 17+ open flights from Sydney to Illinois within the next 7 days for less than $1,600.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $1,031. However, be on the lookout for offers from Cathay Pacific and Qantas Airways, as they are both options that can get you from Sydney to Illinois for a low price.

  • What are the most popular routes from Sydney to Illinois?

    The most popular route from Sydney to Illinois is Sydney Kingsford Smith - Chicago O'Hare Intl. You may also consider Sydney Kingsford Smith - Chicago Midway or Sydney Kingsford Smith - Lambert-St Louis.

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

    American Airlines, Air Canada and Korean Air are the most popular airlines when flying from Sydney to Illinois.

  • What does SYD to ORD mean?

    Sydney Kingsford Smith Airport is SYD and Chicago O'Hare Intl Airport is ORD. 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. Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Springfield Capital Airport (SPI) are some additional IATA codes for airports related to your trip.

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

    The amount of baggage you can bring on your Sydney to Illinois 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 Sydney to Illinois with specific airlines?

    Yes, Cheapflights allows you to browse and filter Sydney to Illinois 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 Sydney to Illinois that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney to Illinois 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 Sydney to Illinois that allow pets onboard?

    Many airlines flying from Sydney to Illinois 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 Sydney to Illinois?

    Yes, you can often find last-minute deals on Sydney to Illinois 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 Sydney to Illinois flight deals updated?

    The Sydney to Illinois flight deals you see on this page were last updated on 16/5.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

Sydney to Los Angeles flights
Sydney to John F Kennedy Intl flights
Sydney to Newark flights
Sydney to LaGuardia flights
Sydney to San Francisco flights
Sydney to Honolulu flights
Sydney to Ontario flights
Sydney to Dallas/Fort Worth flights
Sydney to O'Hare Intl flights
Sydney to Hobby flights
Sydney to Orlando flights
Sydney to Santa Ana flights
Sydney to Seattle flights
Sydney to Dulles Intl flights
Sydney to San Jose flights
Sydney to George Bush Intcntl flights
Sydney to Pittsburgh flights
Sydney to Boston flights
Sydney to Las Vegas flights
Sydney to Long Beach flights
Sydney to Reagan-National flights
Sydney to Midway flights
Sydney to Detroit flights
Sydney to Baltimore flights
Sydney to Oakland flights
Sydney to Miami flights
Sydney to Atlanta flights
Sydney to Columbus flights
Sydney to Portland flights
Sydney to Denver flights
Sydney to Kailua-Kona flights
Sydney to Anchorage flights
Sydney to Kahului flights
Sydney to Charlotte flights
Sydney to Salt Lake City flights
Coolangatta to Dallas/Fort Worth flights
Coolangatta to Honolulu flights
Sydney to Fort Lauderdale flights
Sydney to Lihue flights
Sydney to Love Field flights
Sydney to Burbank flights
Sydney to Tampa flights
Sydney to Sky Harbor Intl flights
Sydney to Sacramento flights
Sydney to Worcester flights
Sydney to Providence flights
Sydney to Raleigh flights
Sydney to Minneapolis flights

Top 9 airlines flying from Sydney to Illinois

Discover the top 9 airlines that operate flights from Sydney to Illinois. 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 536,630 searches. Data last updated 16 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,345Average$2,040FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$1,435Average$1,715FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,440Average$2,493FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,462Average$1,841FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ANACheapest$1,466Average$1,673FlexibilityNo cancel feeOn-time80%
Search ANA flights
Qantas AirwaysCheapest$1,516Average$1,946FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Korean AirCheapest$1,529Average$1,773FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Virgin AustraliaCheapest$2,240Average$2,798FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
LufthansaCheapest$2,264Average$2,538FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Australia to Samoa flights
Melbourne to Port Macquarie flights
Mount Isa to Cairns flights
Sydney to Bundaberg flights
Melbourne to Guangzhou flights
Melbourne to Adelaide flights
Brisbane to Hong Kong flights
Australia to Singapore flights
Melbourne to New Zealand flights
Melbourne to Gold Coast flights
Sydney to Indiana flights

Search flights from Sydney to Illinois by cabin class

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

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Khon Kaen
Flights to Charleville
Flights to Dalaman
Flights to Zakynthos Dionsios Salomos
Flights to Dakar Blaise Diagne
Flights to Olbia Costa Smeralda
Flights to Kinshasa N'djili
Flights to Freetown Lungi Intl
Flights to Roxas City
Flights to Bandar Lampung Radin Inten II
Flights to Gaborone Sir Seretse Khama
Flights to San Jose
Flights to Kona Intl
Flights to Nürnberg
Flights to Syracuse Hancock Intl
Flights to Kamloops
Flights to Poznan Lawica
Flights to Milas–Bodrum
Flights to Lilongwe Intl
Flights to Nantes Atlantique
Flights to Bergamo Orio Al Serio
Flights to Kayseri
Flights to Kos
Flights to Lhasa

Fly with Cheapflights

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 Sydney to Illinois?

When you search for this flight from Sydney to Illinois, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney to Illinois.

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

Yes! Cheapflights helps users easily find flights from Sydney to Illinois with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
View all available airlines