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South Pacific

$413+ Cheap flights from Illinois 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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Cheap flight deals from Illinois to South Pacific

Keep the following information in mind while searching for Illinois to South Pacific flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$833
(FlightHub)

One-way from

$413
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$877

Good one-way deal

$1,000 or less
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 Illinois to South Pacific
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One-way flight from Illinois to South Pacific
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Highest demand for flights based on searches. 12% potential increase in price ($152 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a one-way flight from Illinois to South Pacific.
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Find flight deals from Illinois to South Pacific

Cheapest flights from Illinois to South Pacific
Explore the most affordable flight options available from Illinois to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Trip.com deal was found by Cheapflights users on 4/23. 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.
Sat 6/76:00 amORD - PPT
2 stops51h 50mMultiple Airlines
Sat 6/147:00 amPPT - ORD
2 stops22h 22mMultiple Airlines
Deal found 4/23$890
This Ovago deal was found by Cheapflights users on 4/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:25 pmORD - BNE
1 stop24h 05mQantas Airways
Thu 12/257:25 pmBNE - ORD
1 stop19h 45mQantas Airways
Deal found 4/23$891
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 10/3111:45 amORD - BNE
1 stop26h 15mAmerican Airlines
Sat 11/157:25 pmBNE - ORD
2 stops20h 56mAmerican Airlines
Deal found 4/23$925
This Trip.com deal was found by Cheapflights users on 4/22. 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.
Wed 6/48:37 amORD - NAN
1 stop28h 08mMultiple Airlines
Wed 6/119:40 pmNAN - ORD
1 stop26h 11mMultiple Airlines
Deal found 4/22$927
This FlightHub deal was found by Cheapflights users on 4/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/316:45 pmORD - NAN
1 stop17h 15mFiji Airways
Wed 6/49:40 pmNAN - ORD
1 stop17h 52mFiji Airways
Deal found 4/23$1,016
This Mytrip deal was found by Cheapflights users on 4/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/311:45 amORD - MEL
3 stops33h 30mMultiple Airlines
Sat 5/1012:55 pmMEL - ORD
2 stops32h 47mMultiple Airlines
Deal found 4/23$1,027
This Trip.com deal was found by Cheapflights users on 4/23. 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.
Thu 6/57:40 amMDW - SYD
2 stops37h 35mMultiple Airlines
Thu 6/121:15 pmSYD - MDW
2 stops37h 36mMultiple Airlines
Deal found 4/23$1,039
This FlightHub deal was found by Cheapflights users on 4/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1412:00 pmORD - PPT
1 stop21h 00mAir Tahiti Nui
Sun 5/187:00 amPPT - ORD
1 stop17h 40mAir Tahiti Nui
Deal found 4/21$1,052
This Mytrip deal was found by Cheapflights users on 4/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/511:45 amORD - SYD
3 stops33h 30mMultiple Airlines
Thu 6/121:15 pmSYD - ORD
3 stops32h 36mMultiple Airlines
Deal found 4/22$1,076
This Trip.com deal was found by Cheapflights users on 4/21. 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.
Tue 6/31:55 pmORD - AKL
1 stop23h 05mAir New Zealand
Tue 6/107:45 pmAKL - ORD
1 stop20h 28mAir New Zealand
Deal found 4/21$1,080
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Tue 6/177:35 pmORD - AKL
2 stops26h 20mMultiple Airlines
Tue 7/86:35 amAKL - ORD
2 stops25h 14mMultiple Airlines
Deal found 4/23$1,082
This Gurufare deal was found by Cheapflights users on 4/22. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:49 pmORD - SYD
2 stops45h 31mQantas Airways
Sat 11/159:35 pmSYD - ORD
2 stops42h 25mQantas Airways
Deal found 4/22$1,119

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 April 24, 2025.
Use the filters below to find and compare flights from Illinois to South Pacific that are best for you.

Fly from

Illinois

Fly to

South Pacific

Route

Depart

Return

Price

ChicagoPapeete

ORD - PPT

ORDPPT

Chicago O'Hare Intl

Sat 6/7

6:00 am-4:50 am

2 stops51h 50m

Papeete Faaa

Sat 6/14

7:00 am-10:22 am

2 stops22h 22m

$890

ChicagoNadi

ORD - NAN

ORDNAN

Chicago O'Hare Intl

Wed 6/4

8:37 am-5:45 am

1 stop28h 08m

Nadi

Wed 6/11

9:40 pm-6:51 am

1 stop26h 11m

$927

ChicagoNadi

ORD - NAN

ORDNAN

Chicago O'Hare Intl

Sat 5/31

6:45 pm-5:00 am

1 stop17h 15m

Nadi

Wed 6/4

9:40 pm-10:32 pm

1 stop17h 52m

$1,016

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Sat 5/3

11:45 am-12:15 pm

3 stops33h 30m

Melbourne

Sat 5/10

12:55 pm-6:42 am

2 stops32h 47m

$1,027

ChicagoSydney

MDW - SYD

MDWSYD

Chicago Midway

Thu 6/5

7:40 am-12:15 pm

2 stops37h 35m

Sydney Kingsford Smith

Thu 6/12

1:15 pm-11:51 am

2 stops37h 36m

$1,039

ChicagoPapeete

ORD - PPT

ORDPPT

Chicago O'Hare Intl

Wed 5/14

12:00 pm-4:00 am

1 stop21h 00m

Papeete Faaa

Sun 5/18

7:00 am-5:40 am

1 stop17h 40m

$1,052

ChicagoAuckland

ORD - AKL

ORDAKL

Chicago O'Hare Intl

Tue 6/3

1:55 pm-6:00 am

1 stop23h 05m

Auckland Intl

Tue 6/10

7:45 pm-11:13 pm

1 stop20h 28m

$1,080

ChicagoAuckland

ORD - AKL

ORDAKL

Chicago O'Hare Intl

Sat 5/10

6:45 pm-12:40 pm

2 stops24h 55m

Auckland Intl

Sat 5/24

2:30 pm-8:24 pm

2 stops22h 54m

$1,130

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 6/3

6:45 pm-11:45 am

2 stops26h 00m

Sydney Kingsford Smith

Tue 6/10

6:15 am-8:54 pm

2 stops29h 39m

$1,164

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 8/12

4:50 pm-8:45 am

2 stops24h 55m

Sydney Kingsford Smith

Tue 8/26

11:50 am-9:40 pm

2 stops24h 50m

$1,183

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

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

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

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

Currently, February is the cheapest month in which you can book a flight from Illinois to South Pacific (average of $1,046). Flying from Illinois to South Pacific in December is currently the most expensive (average of $1,643). 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 IL to SP?

Find hourly flight availability from Illinois 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 April 24, 2025.

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

Rainfall in South Pacific by month

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

In terms of precipitation, rainfall in South Pacific ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit South Pacific when rainfall is around 2.0 in.

Temperature in South Pacific by month

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

If weather is an important factor for your trip to South Pacific, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 April 24, 2025.
Air Tahiti Nui
8.8
Very good
62 reviews

Comfort

8.1

Entertainment

7.3

Overall

8.8

Boarding

8.7

Food

7.8

Crew

9.1

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
8.8
Very good
62 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Comfort

8.1

Entertainment

7.3

Overall

8.8

Boarding

8.7

Food

7.8

Crew

9.1

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
1,180 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Comfort

8.1

Entertainment

7.3

Overall

8.8

Boarding

8.7

Food

7.8

Crew

9.1

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.
Korean Air
8.4
Very good
1,062 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Comfort

8.1

Entertainment

7.3

Overall

8.8

Boarding

8.7

Food

7.8

Crew

9.1

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
1,452 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Comfort

8.1

Entertainment

7.3

Overall

8.8

Boarding

8.7

Food

7.8

Crew

9.1

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
8.3
Very good
853 reviews
Air Tahiti Nui
8.8
Very good
62 reviews

Comfort

8.1

Entertainment

7.3

Overall

8.8

Boarding

8.7

Food

7.8

Crew

9.1

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 Illinois 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 cheapest airlines to fly from Illinois to South Pacific one-way?

    $486 is the cheapest one-way deal found within the past few days, from Fiji Airways. You may also be able to find cheap deals on ANA and Qantas Airways, with prices starting from $691 and $802, respectively.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to South Pacific (average of $1,046). Flying from Illinois to South Pacific in December is currently the most expensive (average of $1,643). 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 Illinois 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 Illinois to South Pacific

Discover the top 10 airlines that operate flights from Illinois 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$218Average$1,193FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$307Average$1,691FlexibilityNo cancel feeOn-time69%
DeltaCheapest$425Average$1,094FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$630Average$1,237FlexibilityNo cancel feeOn-time74%
ANACheapest$679Average$1,011FlexibilityNo cancel feeOn-time80%
Fiji AirwaysCheapest$712Average$1,160FlexibilityNo cancel feeOn-time74%
Air CanadaCheapest$944Average$1,355FlexibilityNo cancel feeOn-time67%
Air Tahiti NuiCheapest$1,191Average$1,455FlexibilityNo cancel feeOn-time73%
Air New ZealandCheapest$1,228Average$1,670FlexibilityNo cancel feeOn-time78%
Cathay PacificCheapest$1,305Average$1,517FlexibilityNo cancel feeOn-time72%

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