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South Pacific

$430+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SYD
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
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 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$905
(Mytrip)

One-way from

$430
(Trip.com)

Popular in

December

Cheapest in

August

Average price

$1,125

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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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 ($155 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 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 4, 2025.

This Mytrip deal was found by Cheapflights users on 4/4. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/111:53 amORD - MEL
2 stops32h 37mMultiple Airlines
Thu 5/812:55 pmMEL - ORD
3 stops32h 47mMultiple Airlines
Deal found 4/4$844
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:24 pmORD - BNE
1 stop21h 36mQantas Airways
Tue 11/189:45 amBNE - ORD
1 stop25h 35mQantas Airways
Deal found 4/3$898
This American Airlines deal was found by Cheapflights users on 4/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:24 pmORD - BNE
1 stop21h 36mAmerican Airlines
Tue 11/189:45 amBNE - ORD
2 stops24h 15mAmerican Airlines
Deal found 4/3$940
This Mytrip deal was found by Cheapflights users on 4/2. 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 5/111:53 amORD - SYD
2 stops33h 22mMultiple Airlines
Thu 5/81:15 pmSYD - ORD
2 stops32h 27mMultiple Airlines
Deal found 4/2$943
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:59 pmORD - AKL
1 stop42h 01mMultiple Airlines
Mon 5/268:00 amAKL - ORD
2 stops39h 42mMultiple Airlines
Deal found 4/2$977
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:59 pmORD - PPT
2 stops38h 51mMultiple Airlines
Sat 5/247:00 amPPT - ORD
1 stop30h 59mMultiple Airlines
Deal found 4/3$987
This eDestinos deal was found by Cheapflights users on 4/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/186:00 amORD - PPT
1 stop27h 00mAir Tahiti Nui
Sun 5/257:00 amPPT - ORD
1 stop30h 55mAir Tahiti Nui
Deal found 4/3$1,043
This Air Canada deal was found by Cheapflights users on 4/3. 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.
Wed 9/1010:40 amORD - SYD
2 stops29h 40mAir Canada
Wed 9/249:20 amSYD - ORD
1 stop22h 22mAir Canada
Deal found 4/3$1,046
This Air Canada deal was found by Cheapflights users on 4/3. 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.
Tue 12/23:35 pmORD - AKL
2 stops48h 25mAir Canada
Mon 1/262:00 pmAKL - ORD
2 stops25h 25mAir Canada
Deal found 4/3$1,078
This Gurufare deal was found by Cheapflights users on 4/3. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/89:50 amORD - AKL
2 stops43h 55mQantas Airways
Sat 11/157:00 amAKL - ORD
2 stops26h 52mQantas Airways
Deal found 4/3$1,085
This Cheapflightsfares deal was found by Cheapflights users on 4/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/12:45 pmORD - SYD
2 stops27h 05mQantas Airways
Sun 11/167:05 amSYD - ORD
2 stops27h 26mQantas Airways
Deal found 4/3$1,100
This Alaska Airlines deal was found by Cheapflights users on 4/3. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:00 amORD - PPT
2 stops20h 30mAlaska Airlines
Sat 5/2411:30 pmPPT - ORD
2 stops25h 10mAlaska Airlines
Deal found 4/3$1,128

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 4, 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

ChicagoMelbourne

ORD - MEL

ORDMEL

Chicago O'Hare Intl

Thu 5/1

11:53 am-11:30 am

2 stops32h 37m

Melbourne

Thu 5/8

12:55 pm-6:42 am

3 stops32h 47m

$844

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Thu 5/1

11:53 am-12:15 pm

2 stops33h 22m

Sydney Kingsford Smith

Thu 5/8

1:15 pm-6:42 am

2 stops32h 27m

$943

ChicagoAuckland

ORD - AKL

ORDAKL

Chicago O'Hare Intl

Sat 5/17

6:59 pm-6:00 am

1 stop42h 01m

Auckland Intl

Mon 5/26

8:00 am-6:42 am

2 stops39h 42m

$977

ChicagoPapeete

ORD - PPT

ORDPPT

Chicago O'Hare Intl

Sat 5/17

6:59 pm-4:50 am

2 stops38h 51m

Papeete Faaa

Sat 5/24

7:00 am-6:59 pm

1 stop30h 59m

$987

ChicagoPapeete

ORD - PPT

ORDPPT

Chicago O'Hare Intl

Sun 5/18

6:00 am-4:00 am

1 stop27h 00m

Papeete Faaa

Sun 5/25

7:00 am-6:55 pm

1 stop30h 55m

$1,043

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Tue 5/6

8:40 am-7:20 am

2 stops31h 40m

Sydney Kingsford Smith

Tue 5/27

9:20 am-7:59 am

2 stops37h 39m

$1,046

ChicagoAuckland

ORD - AKL

ORDAKL

Chicago O'Hare Intl

Tue 6/17

3:35 pm-2:55 pm

2 stops30h 20m

Auckland Intl

Tue 7/8

6:35 am-2:49 pm

2 stops25h 14m

$1,079

ChicagoPapeete

ORD - PPT

ORDPPT

Chicago O'Hare Intl

Sat 5/17

6:00 am-9:30 pm

2 stops20h 30m

Papeete Faaa

Sat 5/24

11:30 pm-5:40 am

2 stops25h 10m

$1,128

ChicagoAuckland

ORD - AKL

ORDAKL

Chicago O'Hare Intl

Sat 5/3

6:45 pm-12:40 pm

2 stops24h 55m

Auckland Intl

Sat 5/10

2:30 pm-8:24 pm

2 stops22h 54m

$1,136

ChicagoSydney

ORD - SYD

ORDSYD

Chicago O'Hare Intl

Sat 5/3

6:45 pm-11:45 am

2 stops26h 00m

Sydney Kingsford Smith

Sat 5/10

1:45 pm-8:24 pm

2 stops21h 39m

$1,160

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/4

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 4, 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 4, 2025.
Air Tahiti Nui
8.7
Very good
61 reviews

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Overall

8.7

Food

7.8

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
8.7
Very good
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Overall

8.7

Food

7.8

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
1,170 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Overall

8.7

Food

7.8

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
1,053 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Overall

8.7

Food

7.8

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
1,441 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Overall

8.7

Food

7.8

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
830 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Entertainment

7.2

Comfort

8.0

Boarding

8.7

Crew

9.1

Overall

8.7

Food

7.8

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?

    $599 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Fiji Airways and ANA, with prices starting from $666 and $690, 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.

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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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$218Average$1,191FlexibilityNo cancel feeOn-time71%
Qantas AirwaysCheapest$647Average$1,229FlexibilityNo cancel feeOn-time74%
ANACheapest$679Average$781FlexibilityNo cancel feeOn-time80%
Fiji AirwaysCheapest$712Average$751FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$746Average$1,693FlexibilityNo cancel feeOn-time69%
DeltaCheapest$838Average$1,239FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$897Average$1,402FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$1,138Average$1,409FlexibilityNo cancel feeOn-time72%
Air New ZealandCheapest$1,179Average$1,610FlexibilityNo cancel feeOn-time78%
Air Tahiti NuiCheapest$1,191Average$1,374FlexibilityNo cancel feeOn-time73%

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