HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$416+ Cheap flights from Sydney (SYD) to Illinois

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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ORD
Nov 10 — Nov 171
Sun 11/10
Sun 11/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sydney to Illinois with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Sydney to Illinois

Cheapest flights from Sydney to Illinois
Explore the most affordable flight options available from Sydney to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2024.

This Globehunters deal was found by Cheapflights users on 11/4. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/79:45 pmSYD - ORD
1 stop26h 35mANA
Thu 11/147:15 amORD - SYD
2 stops44h 00mANA
Deal found 11/4$1,058
This Air Canada deal was found by Cheapflights users on 11/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/24:00 pmSYD - ORD
2 stops35h 54mAir Canada
Mon 12/97:20 amORD - SYD
2 stops33h 15mAir Canada
Deal found 11/3$1,225
This Trip.com deal was found by Cheapflights users on 11/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/211:40 amSYD - ORD
2 stops43h 59mMultiple Airlines
Mon 12/94:45 pmORD - SYD
2 stops24h 35mMultiple Airlines
Deal found 11/5$1,240
This American Airlines deal was found by Cheapflights users on 11/5. 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.
Mon 12/29:00 amSYD - ORD
2 stops23h 52mAmerican Airlines
Mon 12/96:50 pmORD - SYD
1 stop21h 10mAmerican Airlines
Deal found 11/5$1,372
This oojo deal was found by Cheapflights users on 11/4. 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.
Sun 11/173:00 pmSYD - ORD
2 stops63h 00mCathay Pacific
Sun 11/242:40 pmORD - SYD
1 stop37h 10mCathay Pacific
Deal found 11/4$1,529
This United Airlines deal was found by Cheapflights users on 11/4. 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.
Tue 11/2611:50 amSYD - ORD
2 stops38h 46mUnited Airlines
Thu 1/168:25 pmORD - SYD
1 stop40h 55mUnited Airlines
Deal found 11/4$1,557
This Delta deal was found by Cheapflights users on 11/4. 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.
Thu 11/711:05 amSYD - MDW
2 stops23h 24mDelta
Thu 11/149:31 amMDW - SYD
2 stops30h 04mDelta
Deal found 11/4$1,632
This Virgin Australia deal was found by Cheapflights users on 11/4. 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 Virgin Australia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2412:10 pmSYD - ORD
1 stop36h 16mVirgin Australia
Wed 1/88:45 amORD - SYD
1 stop28h 35mVirgin Australia
Deal found 11/4$1,741
This Delta deal was found by Cheapflights users on 11/5. 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.
Wed 12/2511:05 amSYD - ORD
2 stops29h 51mDelta
Wed 1/87:20 amORD - SYD
2 stops32h 15mDelta
Deal found 11/5$1,960
This Qantas Airways deal was found by Cheapflights users on 11/5. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2411:15 amSYD - ORD
1 stop21h 47mQantas Airways
Mon 1/133:20 pmORD - SYD
1 stop24h 40mQantas Airways
Deal found 11/5$2,042
This Japan Airlines deal was found by Cheapflights users on 11/5. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/249:15 amSYD - ORD
1 stop39h 10mJapan Airlines
Sun 1/127:18 amORD - SYD
2 stops30h 32mJapan Airlines
Deal found 11/5$2,163
This Air Tahiti Nui deal was found by Cheapflights users on 11/5. 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 Air Tahiti Nui is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/267:05 amSYD - ORD
3 stops29h 39mAir Tahiti Nui
Fri 1/105:40 pmORD - SYD
3 stops31h 00mAir Tahiti Nui
Deal found 11/5$2,354

Find flights from Sydney to Illinois within your budget

Customize 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 2,554,862 searches. Data last updated November 5, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 2/7

5:25 pm-2:03 pm

2 stops37h 38m

$416

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 2/27

11:20 am-7:55 pm

2 stops25h 35m

$801

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 3/5

11:05 am-9:08 pm

2 stops27h 03m

$807

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 11/20

10:20 pm-1:00 pm

1 stop31h 40m

$845

SydneySt. Louis

SYD - STL

SYDSTL

Sydney Kingsford Smith

Wed 3/5

11:50 am-7:29 pm

1 stop24h 39m

$1,134

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Thu 12/12

9:15 am-7:25 am

1 stop39h 10m

$1,160

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sun 3/23

12:10 pm-5:01 pm

1 stop20h 51m

$1,201

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sun 1/12

8:40 pm-10:10 am

2 stops54h 30m

$1,313

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sun 1/12

12:10 pm-12:42 pm

1 stop41h 32m

$1,338

SydneyChicago

SYD - ORD

SYDORD

Sydney Kingsford Smith

Sun 1/5

10:00 pm-5:12 am

2 stops48h 12m

$1,525

Flights are sorted by cheapest first

Deals found on 11/4

Showing 1-10 of 43 results
1
2
3
...
5

Best time to book a flight from Sydney to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Sydney 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 Sydney to Illinois

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

What is the cheapest month to book a flight from Sydney to Illinois?

Currently, September is the cheapest month in which you can book a flight from Sydney to Illinois (average of $232). Flying from Sydney to Illinois in June is currently the most expensive (average of $308). 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 SYD to IL?

Find hourly flight availability from Sydney to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2024.

When flying from Sydney to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 November 5, 2024.
Peruse reviews from past customers who have flown with ANA, American Airlines and Delta from Sydney to Illinois to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Boarding

8.5

Crew

8.9

Overall

8.7

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
68 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Boarding

8.5

Crew

8.9

Overall

8.7

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.

Korean Air
8.5
Very good
1,036 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Boarding

8.5

Crew

8.9

Overall

8.7

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
833 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Boarding

8.5

Crew

8.9

Overall

8.7

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
1,457 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Boarding

8.5

Crew

8.9

Overall

8.7

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
8,830 reviews
Air Tahiti Nui
8.7
Very good
68 reviews

Comfort

8.0

Food

7.7

Entertainment

7.2

Boarding

8.5

Crew

8.9

Overall

8.7

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 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?

    Sydney Kingsford Smith (SYD), located 4.6 mi from the city center, is the airport you fly out of when you book flights from Sydney to Illinois.

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

    Yes, there are multiple flights from Sydney to Illinois for under $1,100. The cheapest flight booked recently is on ANA for just $1,058, but on average you can expect to pay $1,844.

  • Are there last-minute flights available from Sydney to Illinois for under $1,300?

    There are currently 6+ open flights from Sydney to Illinois within the next 7 days for less than $1,300.

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

    $801 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and Cathay Pacific, with prices starting from $807 and $845, respectively.

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

    The most popular flight routes from Sydney to Illinois are Sydney Kingsford Smith - Chicago O'Hare Intl, Sydney Kingsford Smith - Chicago Midway and Sydney Kingsford Smith - Lambert-St Louis.

  • 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. Ready for more IATA code knowledge? These are related airports for your current travel destination: Chicago Midway Airport (MDW), Moline Quad-City Airport (MLI), Greater Peoria Airport (PIA), Bloomington-Normal Airport (BMI), Champaign University-Willard Airport (CMI).

  • 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 vacation 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 11/5.

  • What is the cheapest month to book a flight from Sydney to Illinois?

    Currently, September is the cheapest month in which you can book a flight from Sydney to Illinois (average of $232). Flying from Sydney to Illinois in June is currently the most expensive (average of $308). 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.

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 San Francisco flights
Sydney to Honolulu flights
Sydney to Ontario flights
Sydney to LaGuardia flights
Sydney to Newark flights
Sydney to Miami flights
Sydney to Santa Ana flights
Sydney to Dallas/Fort Worth flights
Sydney to Dulles Intl flights
Sydney to Reagan-National flights
Sydney to Baltimore flights
Sydney to Hobby flights
Sydney to San Jose flights
Sydney to Las Vegas flights
Sydney to Seattle flights
Sydney to George Bush Intcntl flights
Sydney to Kahului flights
Sydney to Atlanta flights
Sydney to Raleigh flights
Sydney to Sky Harbor Intl flights
Sydney to O'Hare Intl flights
Sydney to San Diego flights
Sydney to Kailua-Kona flights
Sydney to Boston flights
Sydney to Lihue flights
Sydney to El Paso flights
Sydney to Midway flights
Sydney to Columbus flights
Sydney to Oakland flights
Sydney to Salt Lake City flights
Sydney to Denver flights
Sydney to Portland flights
Sydney to Fort Lauderdale flights
Sydney to Nashville flights
Sydney to New Orleans flights
Sydney to Detroit flights
Sydney to Orlando flights
Sydney to Pittsburgh flights
Coolangatta to Honolulu flights
Sydney to St. Louis flights
Sydney to Tampa flights
Sydney to Austin flights
Sydney to West Palm Beach flights
Coolangatta to Los Angeles flights
Sydney to Cleveland flights

Top 3 airlines flying from Sydney to Illinois

Discover the top 3 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 2,554,862 searches. Data last updated November 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$964Average$1,593FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$986Average$1,389FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$1,019Average$1,348FlexibilityNo cancel feeOn-time71%
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