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South Pacific

$371+ Cheap flights from O'Hare Intl (ORD) to South Pacific

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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from O'Hare Intl to South Pacific

Keep the following information in mind while searching for O'Hare Intl to South Pacific flight deals. Data was last updated October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$846
(Air Canada)

One-way from

$371
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$907
Provider with most accurate pricing for Chicago (CHI)-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Sydney Kingsford Smith flights.
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From Chicago O'Hare Intl to South Pacific
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One-way flight from Chicago O'Hare Intl to South Pacific
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Highest demand for flights based on searches. 18% potential increase in price ($210 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from O'Hare Intl to South Pacific

Cheapest flights from O'Hare Intl to South Pacific
Explore the most affordable flight options available from O'Hare Intl to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 11/16:15 pmORD - SYD
2 stops23h 00mUnited Airlines
Sat 11/1511:20 amSYD - ORD
1 stop22h 05mUnited Airlines
Deal found 10/27$847
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/255:16 pmORD - SYD
1 stop22h 59mUnited Airlines
Wed 12/311:50 amSYD - ORD
1 stop22h 13mUnited Airlines
Deal found 10/27$851
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 11/153:55 pmORD - SYD
2 stops24h 10mUnited Airlines
Mon 11/2412:10 pmSYD - ORD
1 stop19h 40mUnited Airlines
Deal found 10/27$854
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 10/263:40 pmORD - SYD
2 stops25h 35mUnited Airlines
Mon 11/2411:20 amSYD - ORD
1 stop20h 05mUnited Airlines
Deal found 10/26$855
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 11/16:15 pmORD - SYD
2 stops22h 50mUnited Airlines
Fri 11/711:50 amSYD - ORD
1 stop20h 04mUnited Airlines
Deal found 10/27$857
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sat 11/226:00 pmORD - SYD
1 stop22h 05mUnited Airlines
Mon 12/2912:10 pmSYD - ORD
2 stops23h 35mUnited Airlines
Deal found 10/26$858
This United Airlines deal was found by Cheapflights users on 10/27. 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.
Mon 12/299:10 pmORD - SYD
1 stop42h 55mUnited Airlines
Wed 1/2812:10 pmSYD - ORD
1 stop19h 43mUnited Airlines
Deal found 10/27$859
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Sat 11/84:40 pmORD - SYD
2 stops23h 35mUnited Airlines
Sat 11/1512:10 pmSYD - ORD
2 stops21h 48mUnited Airlines
Deal found 10/25$861
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 11/219:18 pmORD - SYD
1 stop42h 47mUnited Airlines
Wed 12/311:50 amSYD - ORD
1 stop22h 13mUnited Airlines
Deal found 10/26$862
This CheapOair deal was found by Cheapflights users on 10/26. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/33:40 pmORD - SYD
2 stops31h 15mAir Canada
Tue 12/2311:20 amSYD - ORD
1 stop20h 21mAir Canada
Deal found 10/26$864
This Orbitz deal was found by Cheapflights users on 10/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/73:40 pmORD - SYD
2 stops31h 15mMultiple Airlines
Sat 12/137:15 pmSYD - ORD
2 stops36h 26mMultiple Airlines
Deal found 10/27$868
This oojo deal was found by Cheapflights users on 10/25. 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.
Tue 12/98:46 pmORD - SYD
1 stop43h 14mQantas Airways
Mon 1/1211:20 amSYD - ORD
1 stop20h 37mQantas Airways
Deal found 10/25$871

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to South Pacific 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 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to South Pacific that are best for you.

Fly from

O'Hare Intl

Fly to

South Pacific

Route

Depart

Return

Price

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sat 11/1

6:15 pm-9:15 am

2 stops23h 00m

Sydney Kingsford Smith

Sat 11/15

12:10 pm-4:58 pm

2 stops21h 48m

$847

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Mon 11/24

3:43 pm-7:00 am

1 stop22h 17m

Sydney Kingsford Smith

Thu 12/4

11:20 am-2:25 pm

1 stop20h 05m

$854

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 11/23

6:18 pm-9:05 am

1 stop21h 47m

Sydney Kingsford Smith

Fri 12/5

2:00 pm-5:00 pm

1 stop20h 00m

$854

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sun 12/7

2:35 pm-6:20 am

1 stop22h 45m

Sydney Kingsford Smith

Sat 12/13

11:20 am-2:25 pm

1 stop20h 05m

$854

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sat 11/22

6:00 pm-9:05 am

1 stop22h 05m

Sydney Kingsford Smith

Tue 12/30

11:50 am-6:45 pm

1 stop23h 55m

$854

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sat 11/22

3:40 pm-9:05 am

1 stop24h 25m

Sydney Kingsford Smith

Wed 12/3

11:50 am-2:41 pm

1 stop19h 51m

$854

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Mon 12/1

3:43 pm-7:00 am

1 stop22h 17m

Sydney Kingsford Smith

Wed 12/17

12:10 pm-6:55 pm

2 stops23h 45m

$855

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Fri 11/28

6:25 pm-9:15 am

1 stop21h 50m

Sydney Kingsford Smith

Thu 12/4

12:10 pm-5:00 pm

1 stop21h 50m

$857

ChicagoNadi

ORD - NAN

ORDNAN

Chicago O'Hare Intl

Thu 11/27

11:46 am-5:20 am

1 stop23h 34m

Nadi

Sat 12/6

9:15 pm-7:35 pm

1 stop16h 20m

$915

ChicagoNadi

ORD - NAN

ORDNAN

Chicago O'Hare Intl

Tue 1/20

5:10 pm-5:20 am

1 stop18h 10m

Nadi

Tue 1/27

9:15 pm-7:29 pm

1 stop16h 14m

$989

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 60 results
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Best time to book a flight from O'Hare Intl to South Pacific

Have a flexible travel schedule? Discover the best time to fly to South Pacific from O'Hare Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to South Pacific

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to South Pacific?

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Pacific (average of $198). Flying from Chicago O'Hare Intl Airport to South Pacific in February is currently the most expensive (average of $680). 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 ORD to SP?

Find hourly flight availability from O'Hare Intl to South Pacific. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to South Pacific at noon. If you’re flexible enough to do this you can expect to save up to 19% on your trip compared to booking a flight in the evening.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to South Pacific?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to South Pacific. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to South Pacific flight should consider departing on Thursday at noon 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.

Reviews of airlines servicing South Pacific

Get insights into the airlines that provide service to South Pacific. 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 South Pacific. Reviews last updated October 27, 2025.
See what other customers who have flown with Air New Zealand, Qantas Airways, and United Airlines from Chicago O'Hare Intl Airport to South Pacific have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
518 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.4

Entertainment

7.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air New Zealand
8.0
Very good
518 reviews
Air New Zealand
8.0
Very good
518 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.4

Entertainment

7.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Qantas Airways
7.5
Good
923 reviews
Air New Zealand
8.0
Very good
518 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.4

Entertainment

7.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
United Airlines
7.4
Good
8,997 reviews
Air New Zealand
8.0
Very good
518 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.4

Entertainment

7.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
American Airlines
7.2
Good
11,031 reviews
Air New Zealand
8.0
Very good
518 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.4

Entertainment

7.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.
Air Canada
7.1
Good
10,367 reviews
Air New Zealand
8.0
Very good
518 reviews

Overall

8.0

Comfort

8.0

Crew

8.5

Food

7.4

Entertainment

7.5

Boarding

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Jul 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to South Pacific. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago O'Hare Intl Airport to South Pacific?

    For as low as $847, United Airlines can have you in South Pacific from Chicago O'Hare Intl Airport in 23h. Airlines will cover a distance of 9228 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Qantas Airways. According to our data, you can fly for as low as $419. Users have also found prices from $425 and $468 on United Airlines and Fiji Airways, respectively.

  • What are the most popular routes from Chicago O'Hare Intl Airport to South Pacific?

    The most popular route from Chicago O'Hare Intl Airport to South Pacific is Chicago O'Hare Intl - Sydney Kingsford Smith. You may also consider Chicago O'Hare Intl - Auckland Intl or Chicago O'Hare Intl - Melbourne.

  • Can I find deals for flights from O'Hare Intl to South Pacific that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from O'Hare Intl to South Pacific by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to South Pacific?

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to South Pacific (average of $198). Flying from Chicago O'Hare Intl Airport to South Pacific in February is currently the most expensive (average of $680). 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

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Top 10 airlines flying from O'Hare Intl to South Pacific

Discover the top 10 airlines that operate flights from O'Hare Intl to South Pacific. 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 2,558,603 searches. Data last updated October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$307Average$1,688FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$663Average$1,240FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$673Average$1,179FlexibilityNo cancel feeOn-time74%
ANACheapest$679Average$1,193FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$679Average$1,260FlexibilityNo cancel feeOn-time71%
Fiji AirwaysCheapest$712Average$1,391FlexibilityNo cancel feeOn-time74%
DeltaCheapest$846Average$1,018FlexibilityNo cancel feeOn-timeN/A
Air Tahiti NuiCheapest$1,051Average$1,378FlexibilityNo cancel feeOn-time73%
Qatar AirwaysCheapest$1,229Average$1,331FlexibilityNo cancel feeOn-time68%
Air New ZealandCheapest$1,264Average$1,580FlexibilityNo cancel feeOn-time78%

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