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South Pacific

$391+ Cheap flights from Chicago (CHI) 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SYD
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
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Cheap flight deals from Chicago to South Pacific

Keep the following information in mind while searching for Chicago to South Pacific flight deals. Data was last updated agosto 7, 2025.

Round-trip from

$834
(Expedia)

One-way from

$391
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$857
From Chicago (CHI) to South Pacific
Search Deals
One-way flight from Chicago (CHI) to South Pacific
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($180 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Chicago to South Pacific

Cheapest flights from Chicago to South Pacific
Explore the most affordable flight options available from Chicago to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 7, 2025.

This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/313:40 pmORD - SYD
1 stop24h 40mAir Canada
dom. 9/149:20 amSYD - ORD
2 stops49h 51mAir Canada
Deal found 8/5$834
This Air Canada deal was found by Cheapflights users on 8/6. 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.
dom. 10/198:51 amORD - SYD
1 stop31h 29mAir Canada
mar. 10/2810:20 amSYD - ORD
1 stop22h 24mAir Canada
Deal found 8/6$835
This Air Canada deal was found by Cheapflights users on 8/6. 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.
mar. 8/198:51 amORD - SYD
1 stop31h 29mAir Canada
mar. 9/309:20 amSYD - ORD
2 stops37h 38mAir Canada
Deal found 8/6$841
This Air Canada deal was found by Cheapflights users on 8/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/123:40 pmORD - MEL
2 stops30h 05mAir Canada
mié. 11/198:10 amMEL - ORD
2 stops25h 34mAir Canada
Deal found 8/4$868
This Air Canada deal was found by Cheapflights users on 8/6. 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.
lun. 10/271:10 pmORD - MEL
2 stops32h 05mAir Canada
dom. 11/98:10 amMEL - ORD
2 stops23h 31mAir Canada
Deal found 8/6$869
This Air Canada deal was found by Cheapflights users on 8/6. 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.
lun. 8/257:41 pmORD - MEL
2 stops25h 39mAir Canada
sáb. 9/206:40 pmMEL - ORD
2 stops35h 20mAir Canada
Deal found 8/6$873
This Air Canada deal was found by Cheapflights users on 8/5. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/17:15 amORD - AKL
2 stops32h 45mAir Canada
sáb. 12/1311:10 amAKL - ORD
2 stops46h 31mAir Canada
Deal found 8/5$887
This Fiji Airways deal was found by Cheapflights users on 8/7. 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 Fiji Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/46:30 pmORD - NAN
1 stop17h 30mMultiple Airlines
jue. 9/189:15 pmNAN - ORD
1 stop19h 02mMultiple Airlines
Deal found 8/7$896
This Air Canada deal was found by Cheapflights users on 8/5. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/251:27 pmORD - SYD
2 stops27h 08mAir Canada
lun. 11/311:20 amSYD - ORD
1 stop22h 24mAir Canada
Deal found 8/5$897
This Air Canada deal was found by Cheapflights users on 8/6. 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.
mar. 10/218:51 amORD - SYD
1 stop31h 29mAir Canada
jue. 11/1311:20 amSYD - ORD
1 stop20h 21mAir Canada
Deal found 8/6$898
This Air Canada deal was found by Cheapflights users on 8/6. 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.
mar. 10/218:40 amORD - SYD
3 stops31h 40mAir Canada
vie. 10/3110:20 amSYD - ORD
2 stops22h 50mAir Canada
Deal found 8/6$904
This Air Canada deal was found by Cheapflights users on 8/7. 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.
lun. 11/173:40 pmORD - MEL
2 stops30h 55mAir Canada
dom. 11/306:50 pmMEL - ORD
2 stops36h 51mAir Canada
Deal found 8/7$910

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 agosto 7, 2025.
Use the filters below to find and compare flights from Chicago to South Pacific that are best for you.

Fly from

Chicago

Fly to

South Pacific

Route

Depart

Return

Price

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

dom. 8/31

3:40 pm-7:20 am

1 stop24h 40m

Sydney Kingsford Smith

dom. 9/14

9:20 am-8:11 pm

2 stops49h 51m

$834

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

dom. 10/19

8:51 am-8:20 am

1 stop31h 29m

Sydney Kingsford Smith

mar. 10/28

10:20 am-4:44 pm

1 stop22h 24m

$835

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

mar. 8/19

8:51 am-7:20 am

1 stop31h 29m

Sydney Kingsford Smith

mar. 9/30

9:20 am-7:58 am

2 stops37h 38m

$841

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

lun. 10/27

1:10 pm-1:15 pm

2 stops32h 05m

Melbourne

dom. 11/9

8:10 am-2:41 pm

2 stops23h 31m

$869

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

lun. 8/25

7:41 pm-12:20 pm

2 stops25h 39m

Melbourne

sáb. 9/20

6:40 pm-3:00 pm

2 stops35h 20m

$873

ChicagoNadi

ORD - NAN

ORDNAN

Chicago O'Hare Intl

jue. 9/4

6:30 pm-5:00 am

1 stop17h 30m

Nadi

jue. 9/18

9:15 pm-11:17 pm

1 stop19h 02m

$896

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

sáb. 10/25

10:40 am-8:35 am

2 stops29h 55m

Sydney Kingsford Smith

lun. 11/3

11:20 am-8:00 am

2 stops37h 40m

$897

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

mar. 10/21

8:51 am-8:20 am

1 stop31h 29m

Sydney Kingsford Smith

jue. 11/13

11:20 am-2:41 pm

1 stop20h 21m

$898

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

mar. 10/21

8:40 am-8:20 am

3 stops31h 40m

Sydney Kingsford Smith

vie. 10/31

10:20 am-5:10 pm

2 stops22h 50m

$904

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

mar. 11/4

8:45 am-9:35 am

2 stops31h 50m

Sydney Kingsford Smith

dom. 11/16

11:20 am-2:41 pm

1 stop20h 21m

$934

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 60 results
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Best time to book a flight from Chicago to South Pacific

Have a flexible travel schedule? Discover the best time to fly to South Pacific from Chicago 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 to South Pacific

What is the cheapest month to book a flight from Chicago to South Pacific?

Currently, February is the cheapest month in which you can book a flight from Chicago to South Pacific (average of $1,028). Flying from Chicago to South Pacific in December is currently the most expensive (average of $1,619). 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 CHI to SP?

Find hourly flight availability from Chicago 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 agosto 7, 2025.

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

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 agosto 7, 2025.
Read reviews from past customers who have flown Air Tahiti Nui, EVA Air, and ANA from Chicago to South Pacific. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.6
Very good
68 reviews

Boarding

8.7

Crew

9.0

Food

7.7

Overall

8.6

Entertainment

7.2

Comfort

8.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
8.6
Very good
68 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Boarding

8.7

Crew

9.0

Food

7.7

Overall

8.6

Entertainment

7.2

Comfort

8.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
EVA Air
8.4
Very good
1,225 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Boarding

8.7

Crew

9.0

Food

7.7

Overall

8.6

Entertainment

7.2

Comfort

8.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
926 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Boarding

8.7

Crew

9.0

Food

7.7

Overall

8.6

Entertainment

7.2

Comfort

8.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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
1,545 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Boarding

8.7

Crew

9.0

Food

7.7

Overall

8.6

Entertainment

7.2

Comfort

8.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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.
Singapore Airlines
8.1
Very good
1,344 reviews
Air Tahiti Nui
8.6
Very good
68 reviews

Boarding

8.7

Crew

9.0

Food

7.7

Overall

8.6

Entertainment

7.2

Comfort

8.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

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 Chicago to South Pacific. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the most popular routes from Chicago to South Pacific?

    While some choose either Chicago O'Hare Intl - Melbourne or Chicago O'Hare Intl - Auckland Intl, Chicago O'Hare Intl - Sydney Kingsford Smith is the most popular route from Chicago to South Pacific.

  • Can I find deals for flights from Chicago to South Pacific that include hotel bookings?

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

  • How can I find direct flights from Chicago to South Pacific?

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

  • Can I find deals for business class flights from Chicago to South Pacific?

    Yes. Cheapflights offers flight deals from Chicago 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 to South Pacific?

    Currently, February is the cheapest month in which you can book a flight from Chicago to South Pacific (average of $1,028). Flying from Chicago to South Pacific in December is currently the most expensive (average of $1,619). 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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Alternative routes for Chicago to South Pacific

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to South Pacific

Discover the top 10 airlines that operate flights from Chicago 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 agosto 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$307Average$1,718FlexibilityNo cancel feeOn-time69%
DeltaCheapest$425Average$1,096FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$465Average$1,284FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$647Average$1,206FlexibilityNo cancel feeOn-time74%
ANACheapest$679Average$1,177FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$679Average$1,251FlexibilityNo cancel feeOn-time71%
Fiji AirwaysCheapest$712Average$1,306FlexibilityNo cancel feeOn-time74%
Air Tahiti NuiCheapest$1,089Average$1,381FlexibilityNo cancel feeOn-time73%
Air New ZealandCheapest$1,198Average$1,594FlexibilityNo cancel feeOn-time78%
Qatar AirwaysCheapest$1,229Average$1,477FlexibilityNo cancel feeOn-time68%

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