Find flights
When to book
Airlines
FAQs

Cheap flights from Sydney to Chicago O'Hare Intl Airport from $836

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 25/5. 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
25 Apr — 2 May1
1 adult
Thu 25/4
Thu 2/5

The best prices from Sydney Kingsford Smith to Chicago O'Hare Intl are usually found in October or February, booked 56 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Sydney to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to O'Hare Intl (ORD). 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 20 April 2024.

Popular in

December

Cheapest in

October

Average price

$2,506

Round-trip from

$1,522
High demand for flights, 30% potential price rise
Search Deals
Best time to find cheap flights, 23% potential price drop
Search Deals
Average for round-trip flights in April 2024
Search Deals
From Sydney Kingsford Smith to Chicago O'Hare Intl
Search Deals

What is the cheapest day to fly return from Sydney to Chicago O'Hare Intl Airport?

Flying to your destination on a Sunday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Chicago O'Hare Intl Airport. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Sydney to Chicago O'Hare Intl Airport?

Travellers have found it’s best to book a flight 57 days in advance to save up to 63% 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 57 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 Sydney to Chicago O'Hare Intl Airport 1-2 weeks in advance for as low as $2,544, or $3,100 for flights within the next 24 hours.

What is the cheapest month to fly from Sydney to Chicago O'Hare Intl Airport?

October can be a great time to fly to Chicago O'Hare Intl Airport from Sydney with a flight ticket averaging about $2,498. Cheapflights users have found deals in the month of October for as cheap as $1,613. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from Sydney to Chicago O'Hare Intl Airport (SYD - ORD)?

It’s optimal to fly from Sydney to Chicago O'Hare Intl Airport in the evening. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the afternoon.

Cheap ANA flights from Sydney to O'Hare Intl

Explore cheap flight options specifically provided by ANA for the route between Sydney and O'Hare Intl. 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 595,970 searches. Data last updated 20 April 2024.
Check out some of the cheapest ANA flights we've come across from Sydney to Chicago. It's recommended that users confirm their flight details before booking.
Fri 13/911:50SYD - ORD
1 stop35h 50mANA
Sun 29/907:10ORD - SYD
2 stops45h 05mANA
Deal found 19/4$1,712
Sat 15/611:50SYD - ORD
2 stops32h 32mANA
Sun 14/717:45ORD - SYD
1 stop34h 30mANA
Deal found 19/4$1,790
Fri 6/911:50SYD - ORD
2 stops32h 43mANA
Tue 10/917:45ORD - SYD
1 stop24h 40mANA
Deal found 18/4$1,801
Sat 15/611:50SYD - ORD
2 stops32h 32mANA
Sun 30/617:45ORD - SYD
1 stop34h 30mANA
Deal found 19/4$1,859
Tue 30/411:50SYD - ORD
2 stops32h 14mANA
Wed 8/517:45ORD - SYD
1 stop24h 40mANA
Deal found 19/4$1,887
Sun 9/611:50SYD - ORD
2 stops32h 32mANA
Sun 23/617:45ORD - SYD
1 stop24h 40mANA
Deal found 19/4$1,904
Wed 5/611:50SYD - ORD
2 stops32h 32mANA
Sun 23/617:45ORD - SYD
1 stop34h 30mANA
Deal found 19/4$2,054
Wed 4/920:55SYD - ORD
1 stop26h 45mANA
Mon 9/917:45ORD - SYD
1 stop24h 40mANA
Deal found 19/4$2,098
Tue 30/411:50SYD - ORD
1 stop35h 50mANA
Wed 8/517:45ORD - SYD
1 stop24h 40mANA
Deal found 19/4$2,099

Cheap American Airlines flights from Sydney to O'Hare Intl

Explore cheap flight options specifically provided by American Airlines for the route between Sydney and O'Hare Intl. 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 595,970 searches. Data last updated 20 April 2024.
Some of the best deals we've found on American Airlines flights travelling from Sydney to Chicago. Make sure to examine the flight information before completing your reservation.
Wed 5/609:15SYD - ORD
1 stop25h 22mAmerican Airlines
Mon 17/617:07ORD - SYD
1 stop22h 58mAmerican Airlines
Deal found 19/4$1,648
Mon 10/609:15SYD - ORD
1 stop19h 48mAmerican Airlines
Wed 19/617:34ORD - SYD
2 stops22h 31mAmerican Airlines
Deal found 19/4$1,655
Wed 5/609:15SYD - ORD
1 stop23h 13mAmerican Airlines
Sun 23/614:45ORD - SYD
1 stop26h 25mAmerican Airlines
Deal found 19/4$1,658
Wed 14/815:50SYD - ORD
1 stop19h 10mAmerican Airlines
Wed 4/918:25ORD - SYD
1 stop21h 40mAmerican Airlines
Deal found 19/4$1,659
Wed 14/815:50SYD - ORD
2 stops22h 46mAmerican Airlines
Wed 4/916:50ORD - SYD
2 stops23h 15mAmerican Airlines
Deal found 19/4$1,663
Wed 14/815:50SYD - ORD
2 stops22h 46mAmerican Airlines
Wed 4/916:50ORD - SYD
1 stop23h 15mAmerican Airlines
Deal found 19/4$1,664
Fri 7/609:15SYD - ORD
1 stop19h 34mAmerican Airlines
Wed 19/618:25ORD - SYD
1 stop21h 40mAmerican Airlines
Deal found 19/4$1,698
Mon 26/809:10SYD - ORD
2 stops23h 11mAmerican Airlines
Fri 13/916:50ORD - SYD
2 stops23h 15mAmerican Airlines
Deal found 19/4$1,700
Mon 26/809:10SYD - ORD
1 stop21h 59mAmerican Airlines
Fri 13/916:50ORD - SYD
2 stops23h 15mAmerican Airlines
Deal found 19/4$1,703

Cheap Sydney to O'Hare Intl flights in April & May 2024

Find cheap flight options from Sydney to O'Hare Intl specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 595,970 searches. Prices were last updated on 20 April 2024.
The lowest fares we've come across on flights travelling from Sydney to Chicago in April and May 2024. Check back soon for alternative fares.
Fri 31/509:15SYD - ORD
1 stop22h 55mAmerican Airlines
Sun 9/618:39ORD - SYD
1 stop20h 36mAmerican Airlines
Deal found 19/4$1,711
Fri 31/509:15SYD - ORD
2 stops23h 29mAmerican Airlines
Sun 9/618:25ORD - SYD
1 stop22h 45mAmerican Airlines
Deal found 19/4$1,717
Tue 30/411:50SYD - ORD
2 stops32h 14mANA
Wed 8/517:45ORD - SYD
1 stop24h 40mANA
Deal found 19/4$1,887
Tue 30/411:50SYD - ORD
1 stop35h 50mANA
Wed 8/517:45ORD - SYD
1 stop24h 40mANA
Deal found 19/4$2,099
Fri 31/509:20SYD - ORD
2 stops26h 24mAir Canada
Sun 9/608:45ORD - SYD
3 stops31h 35mAir Canada
Deal found 19/4$2,120
Wed 1/510:05SYD - ORD
1 stop43h 20mCathay Pacific
Fri 31/516:05ORD - SYD
1 stop37h 05mCathay Pacific
Deal found 19/4$2,226
Tue 30/410:05SYD - ORD
2 stops38h 06mMultiple Airlines
Wed 8/506:00ORD - SYD
2 stops37h 50mMultiple Airlines
Deal found 19/4$2,305
Wed 1/507:35SYD - ORD
1 stop45h 50mCathay Pacific
Fri 31/516:05ORD - SYD
2 stops34h 35mCathay Pacific
Deal found 19/4$2,438
Wed 1/509:15SYD - ORD
2 stops29h 42mAmerican Airlines
Fri 31/512:15ORD - SYD
2 stops27h 50mAmerican Airlines
Deal found 19/4$2,525

Sydney to O'Hare Intl 2024 flight deals

Discover exclusive flight deals for travel between Sydney and O'Hare Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 595,970 searches. Data last updated 20 April 2024.
The lowest fares we've come across on flights travelling from Sydney to Chicago in April and May 2024. Check back soon for alternative fares.
Wed 5/609:15SYD - ORD
1 stop25h 22mAmerican Airlines
Mon 17/617:07ORD - SYD
1 stop22h 58mAmerican Airlines
Deal found 19/4$1,648
Wed 4/911:50SYD - ORD
2 stops27h 08mAir New Zealand
Mon 9/915:40ORD - SYD
2 stops26h 05mAir New Zealand
Deal found 19/4$1,650
Mon 10/609:15SYD - ORD
1 stop19h 48mAmerican Airlines
Wed 19/617:34ORD - SYD
2 stops22h 31mAmerican Airlines
Deal found 19/4$1,655
Wed 5/609:15SYD - ORD
1 stop23h 13mAmerican Airlines
Sun 23/614:45ORD - SYD
1 stop26h 25mAmerican Airlines
Deal found 19/4$1,658
Wed 14/815:50SYD - ORD
1 stop19h 10mAmerican Airlines
Wed 4/918:25ORD - SYD
1 stop21h 40mAmerican Airlines
Deal found 19/4$1,659
Wed 14/815:50SYD - ORD
2 stops22h 46mAmerican Airlines
Wed 4/916:50ORD - SYD
2 stops23h 15mAmerican Airlines
Deal found 19/4$1,663
Wed 14/815:50SYD - ORD
2 stops22h 46mAmerican Airlines
Wed 4/916:50ORD - SYD
1 stop23h 15mAmerican Airlines
Deal found 19/4$1,664
Tue 2/709:15SYD - ORD
2 stops23h 29mAmerican Airlines
Mon 22/711:23ORD - SYD
2 stops30h 12mAmerican Airlines
Deal found 20/4$1,681
Fri 7/609:15SYD - ORD
1 stop19h 34mAmerican Airlines
Wed 19/618:25ORD - SYD
1 stop21h 40mAmerican Airlines
Deal found 19/4$1,698

One-way flights to O'Hare Intl from Sydney

Search for one-way flight options from Sydney to O'Hare Intl. 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 595,970 searches. Data last updated 20 April 2024.
Users travelling one-way from Sydney to Chicago can select one of these great deals. Users can also find round-trip Sydney to Chicago flights by using the search form above.
Sat 25/516:20SYD - ORD
2 stops28h 15mMultiple Airlines
Deal found 19/4$836
Mon 27/516:20SYD - ORD
2 stops29h 00mMultiple Airlines
Deal found 19/4$848
Sat 25/516:20SYD - ORD
3 stops39h 34mMultiple Airlines
Deal found 19/4$922
Tue 28/521:20SYD - ORD
3 stops48h 00mMultiple Airlines
Deal found 19/4$942
Sun 26/508:15SYD - ORD
3 stops37h 05mMultiple Airlines
Deal found 19/4$987
Tue 28/513:15SYD - ORD
2 stops32h 05mMultiple Airlines
Deal found 19/4$1,009
Fri 24/513:15SYD - ORD
3 stops32h 25mMultiple Airlines
Deal found 19/4$1,126
Fri 24/513:15SYD - ORD
2 stops37h 57mMultiple Airlines
Deal found 19/4$1,223
Wed 24/721:50SYD - ORD
1 stop31h 35mCathay Pacific
Deal found 19/4$1,298

Find flights from Sydney to O'Hare Intl within your budget

Customise your flight search to find flights from Sydney to O'Hare Intl 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 595,970 searches. Data last updated 20 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,649 - $2,258

Route

Depart

Return

Price

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 5/6

1 stop25h 22m

Chicago O'Hare Intl

Mon 17/6

1 stop22h 58m

$1,648

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 4/9

2 stops27h 08m

Chicago O'Hare Intl

Mon 9/9

2 stops26h 05m

$1,650

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 13/9

1 stop35h 50m

Chicago O'Hare Intl

Sun 29/9

2 stops45h 05m

$1,712

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 11/10

1 stop40h 35m

Chicago O'Hare Intl

Tue 29/10

1 stop26h 30m

$2,042

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 6/9

1 stop21h 21m

Chicago O'Hare Intl

Tue 10/9

1 stop25h 45m

$2,102

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 31/5

2 stops26h 24m

Chicago O'Hare Intl

Sun 9/6

3 stops31h 35m

$2,120

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Fri 6/9

1 stop39h 55m

Chicago O'Hare Intl

Tue 10/9

1 stop27h 05m

$2,152

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Wed 1/5

1 stop43h 20m

Chicago O'Hare Intl

Fri 31/5

1 stop37h 05m

$2,226

Sydney Kingsford SmithChicago O'Hare Intl

SYD - ORD

SYDORD

Sydney Kingsford Smith

Tue 11/6

2 stops34h 41m

Chicago O'Hare Intl

Wed 19/6

2 stops32h 37m

$2,258

Flights are sorted by cheapest first

Deals found on 19/4

When is the best time to book a flight from Sydney to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Sydney to O'Hare Intl. Price data was last updated on 28 January 2024.
The best time to book flights from Sydney to Chicago O'Hare Intl Airport is 56 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 Sydney to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly return from Sydney to O'Hare Intl. Price data was last updated on 14 April 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their Sydney to Chicago O'Hare Intl Airport flight should consider departing on Thursday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to O'Hare Intl by month

Plan your trip from Sydney to O'Hare Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Sydney to O'Hare Intl is currently $1,021 while a return flight costs $1,990. Price data was last updated on 14 April 2024.

Temperature and rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature and rainfall totals by month.

CHI

Temperature

-5 - 23 °C

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated 20 April 2024.
Get a feel of what it's like to fly with ANA, American Airlines and Air Canada from Sydney to Chicago by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very Good
78 reviews
Check prices

Food

7.9

Entertainment

7.5

Comfort

8.2

Overall

8.8

Boarding

8.5

Crew

8.9

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
8.8
Very Good
78 reviews
Air Tahiti Nui
8.8
Very Good
78 reviews
Check prices

Food

7.9

Entertainment

7.5

Comfort

8.2

Overall

8.8

Boarding

8.5

Crew

8.9

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
1,199 reviews
Air Tahiti Nui
8.8
Very Good
78 reviews
Check prices

Food

7.9

Entertainment

7.5

Comfort

8.2

Overall

8.8

Boarding

8.5

Crew

8.9

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
8.5
Very Good
951 reviews
Air Tahiti Nui
8.8
Very Good
78 reviews
Check prices

Food

7.9

Entertainment

7.5

Comfort

8.2

Overall

8.8

Boarding

8.5

Crew

8.9

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
1,482 reviews
Air Tahiti Nui
8.8
Very Good
78 reviews
Check prices

Food

7.9

Entertainment

7.5

Comfort

8.2

Overall

8.8

Boarding

8.5

Crew

8.9

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 New Zealand
8.3
Very Good
662 reviews
Air Tahiti Nui
8.8
Very Good
78 reviews
Check prices

Food

7.9

Entertainment

7.5

Comfort

8.2

Overall

8.8

Boarding

8.5

Crew

8.9

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 O'Hare Intl. 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 Chicago O'Hare Intl?

    For a flight from Sydney to Chicago O'Hare Intl, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city. Kingsford Smith is the only Sydney airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 9 airlines have flights to Chicago O'Hare Intl from Sydney Kingsford Smith on a regular basis.

  • Can I find flights from Sydney to Chicago O'Hare Intl Airport for under $1,700 on Cheapflights?

    Yes, there are multiple flights from Sydney to Chicago O'Hare Intl Airport for under $1,700. The cheapest flight booked recently is on American Airlines for just $1,648, but on average you can expect to pay $1,698.

  • What are the cheapest airlines flying from Sydney to Chicago O'Hare Intl Airport round-trip?

    American Airlines, at $1,648, was found to be the cheapest airline from Sydney to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include Air New Zealand and ANA. These flights start at 32% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Sydney to Chicago O'Hare Intl Airport one-way

    $1,298 is the cheapest one-way deal found within the past few days, from Cathay Pacific. You may also be able to find cheap deals on Virgin Australia and Air Tahiti Nui, with prices starting from $1,748 and $1,769, respectively.

  • What are the most popular airlines that fly from Sydney to Chicago O'Hare Intl Airport?

    When booking a flight from Sydney to Chicago O'Hare Intl Airport, you may want to consider flying on American Airlines, Air Canada or Korean Air as they are the most popular for this route.

  • What does SYD to ORD mean?

    SYD stands for Sydney Kingsford Smith Airport, while ORD stands for Chicago O'Hare Intl 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.

  • Can I find deals for flights from Sydney to O'Hare Intl that include extra baggage allowance?

    The amount of baggage you can bring on your Sydney to O'Hare Intl 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 O'Hare Intl with specific airlines?

    Yes, Cheapflights allows you to browse and filter Sydney to O'Hare Intl 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 O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Sydney to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to O'Hare Intl?

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

  • Can I find deals for business class flights from Sydney to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Sydney to O'Hare Intl 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 O'Hare Intl that allow pets onboard?

    Many airlines flying from Sydney to O'Hare Intl 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 O'Hare Intl?

    Yes, you can often find last-minute deals on Sydney to O'Hare Intl 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 Chicago O'Hare Intl Airport flight deals updated?

    The Sydney to Chicago O'Hare Intl Airport flight deals you see on this page were last updated on 20/4.

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 O'Hare Intl
See prices for flight routes from nearby airports that may be better suited for you.

Sydney to Midway flights

Top 9 airlines flying from Sydney to O'Hare Intl

Discover the top 9 airlines that operate flights from Sydney to O'Hare Intl. 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 595,970 searches. Data last updated 20 April 2024.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,401Average$2,144FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
American AirlinesCheapest$1,476Average$2,552FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,498Average$2,526FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,525Average$1,918FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
ANACheapest$1,527Average$1,751FlexibilityNo cancel feeOn-time80%
Search ANA flights
Qantas AirwaysCheapest$1,574Average$2,028FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Korean AirCheapest$1,593Average$1,848FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Virgin AustraliaCheapest$2,173Average$3,014FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
LufthansaCheapest$2,359Average$2,644FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Brisbane to Kathmandu flights
Perth to Rome flights
Brisbane to Bangkok flights
Melbourne to Milan flights
Brisbane to Hong Kong flights
Perth to Melbourne Airport flights
Brisbane to Townsville flights
Sydney to Brisbane flights
Australia to Nepal flights
Sydney to Cairo flights
Sydney to Tamworth flights
Sydney to Worcester, Massachusetts flights

Search flights from Sydney to O'Hare Intl by cabin class

Find flights from Sydney to O'Hare Intl, 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 San Jose
Flights to Lilongwe Intl
Flights to Chania Souda
Flights to Lexington Blue Grass
Flights to Cluj Napoca
Flights to Hilo Intl
Flights to Kahului
Flights to Dalaman
Flights to Palm Springs
Flights to El Paso
Flights to East London
Flights to Ontario
Flights to Saskatoon
Flights to Kos
Flights to Sarasota Bradenton Intl
Flights to Pensacola
Flights to Heraklion N. Kazantzakis Apt.
Flights to Gaziantep
Flights to Alexandria Borg El Arab
Flights to Syracuse Hancock Intl
Flights to Armenia El Eden
Flights to Iquitos C.F. Secada
Flights to Inverness
Flights to Milas–Bodrum

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 O'Hare Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to O'Hare Intl from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to O'Hare Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to O'Hare Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Sydney to O'Hare Intl with no change fees?

Certainly. Search results for flights to O'Hare Intl from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sydney to O'Hare Intl 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