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South Pacific

$424+ Cheap flights from Idaho 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SYD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Idaho to South Pacific

Keep the following information in mind while searching for Idaho to South Pacific flight deals. Data was last updated June 12, 2025.

Round-trip from

$832
(Delta)

One-way from

$424
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$1,357
From Idaho to South Pacific
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One-way flight from Idaho to South Pacific
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Highest demand for flights based on searches. 23% potential increase in price ($426 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($109 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Idaho to South Pacific

Cheapest flights from Idaho to South Pacific
Explore the most affordable flight options available from Idaho to South Pacific. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/143:05 pmBOI - AKL
1 stop21h 45mDelta
Tue 11/42:50 pmAKL - BOI
1 stop19h 37mDelta
Deal found 6/10$832
This Justfly.com deal was found by Cheapflights users on 6/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/12:37 pmGEG - SYD
1 stop22h 48mQantas Airways
Sat 11/811:15 amSYD - GEG
1 stop21h 42mQantas Airways
Deal found 6/9$857
This Qantas Airways deal was found by Cheapflights users on 6/11. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:49 pmGEG - SYD
1 stop19h 41mMultiple Airlines
Sat 8/165:45 pmSYD - GEG
1 stop21h 40mMultiple Airlines
Deal found 6/11$861
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 7/315:30 amGEG - SYD
2 stops32h 30mUnited Airlines
Sat 8/169:30 amSYD - GEG
2 stops24h 57mUnited Airlines
Deal found 6/10$881
This lastminute.com deal was found by Cheapflights users on 6/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/148:48 pmGEG - PPT
1 stop34h 12mAir Tahiti Nui
Wed 6/187:00 amPPT - GEG
1 stop12h 56mAir Tahiti Nui
Deal found 6/11$891
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/263:35 pmBOI - SYD
1 stop23h 20mAmerican Airlines
Sat 8/29:10 amSYD - BOI
2 stops29h 16mAmerican Airlines
Deal found 6/11$944
This Booking.com deal was found by Cheapflights users on 6/12. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/271:25 pmGEG - NAN
1 stop21h 20mMultiple Airlines
Wed 9/310:15 pmNAN - GEG
2 stops19h 43mMultiple Airlines
Deal found 6/12$965
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/312:36 pmGEG - SYD
1 stop22h 59mDelta
Sat 8/169:25 amSYD - GEG
1 stop21h 23mDelta
Deal found 6/10$980
This Gurufare deal was found by Cheapflights users on 6/10. 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.
Mon 10/208:09 amBOI - NAN
1 stop27h 36mMultiple Airlines
Mon 11/39:40 pmNAN - BOI
1 stop20h 22mMultiple Airlines
Deal found 6/10$1,002
This KAYAK deal was found by Cheapflights users on 6/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:35 pmGEG - AKL
2 stops41h 00mQantas Airways
Wed 9/247:30 amAKL - GEG
2 stops33h 55mQantas Airways
Deal found 6/10$1,088
This Travelocity deal was found by Cheapflights users on 6/11. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/46:49 pmGEG - AKL
2 stops24h 16mMultiple Airlines
Fri 8/81:25 pmAKL - GEG
2 stops28h 00mMultiple Airlines
Deal found 6/11$1,156
This Kiwi.com deal was found by Cheapflights users on 6/9. 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 8/97:12 pmBOI - SYD
2 stops27h 28mMultiple Airlines
Fri 8/155:45 pmSYD - BOI
1 stop21h 09mMultiple Airlines
Deal found 6/9$1,159

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho 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 June 12, 2025.
Use the filters below to find and compare flights from Idaho to South Pacific that are best for you.

Fly from

Idaho

Fly to

South Pacific

Route

Depart

Return

Price

SpokaneSydney

GEG - SYD

GEGSYD

Spokane

Sat 11/1

2:37 pm-7:25 am

1 stop22h 48m

Sydney Kingsford Smith

Sat 11/8

11:15 am-1:57 pm

1 stop21h 42m

$857

SpokaneSydney

GEG - SYD

GEGSYD

Spokane

Thu 7/31

6:49 pm-7:30 am

1 stop19h 41m

Sydney Kingsford Smith

Sat 8/16

5:45 pm-10:25 pm

1 stop21h 40m

$861

SpokaneSydney

GEG - SYD

GEGSYD

Spokane

Thu 7/31

5:30 am-7:00 am

2 stops32h 30m

Sydney Kingsford Smith

Sat 8/16

9:30 am-5:27 pm

2 stops24h 57m

$881

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Sat 7/26

3:35 pm-6:55 am

1 stop23h 20m

Sydney Kingsford Smith

Sat 8/2

9:10 am-10:26 pm

2 stops29h 16m

$944

SpokaneNadi

GEG - NAN

GEGNAN

Spokane

Wed 8/27

1:25 pm-5:45 am

1 stop21h 20m

Nadi

Wed 9/3

10:15 pm-10:58 pm

2 stops19h 43m

$965

SpokaneSydney

GEG - SYD

GEGSYD

Spokane

Thu 7/31

2:36 pm-6:35 am

1 stop22h 59m

Sydney Kingsford Smith

Sat 8/16

9:25 am-1:48 pm

1 stop21h 23m

$980

BoiseNadi

BOI - NAN

BOINAN

Boise Air Term. Gowen Fld

Mon 10/20

8:09 am-5:45 am

1 stop27h 36m

Nadi

Mon 11/3

9:40 pm-11:02 pm

1 stop20h 22m

$1,002

SpokaneAuckland

GEG - AKL

GEGAKL

Spokane

Wed 9/3

12:35 pm-12:35 am

2 stops41h 00m

Auckland Intl

Wed 9/24

7:30 am-10:25 pm

2 stops33h 55m

$1,088

SpokanePapeete

GEG - PPT

GEGPPT

Spokane

Sun 7/27

6:07 pm-4:00 am

1 stop12h 53m

Papeete Faaa

Sun 8/3

7:00 am-11:59 pm

1 stop13h 59m

$1,107

SpokaneAuckland

GEG - AKL

GEGAKL

Spokane

Mon 8/4

6:49 pm-2:05 pm

2 stops24h 16m

Auckland Intl

Fri 8/8

1:25 pm-10:25 pm

2 stops28h 00m

$1,156

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 44 results
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Best time to book a flight from Idaho to South Pacific

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

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

Currently, March is the cheapest month in which you can book a flight from Idaho to South Pacific (average of $1,041). Flying from Idaho to South Pacific in December is currently the most expensive (average of $1,635). 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 ID to SP?

Find hourly flight availability from Idaho 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho 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 June 12, 2025.
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Overall

8.7

Boarding

8.7

Food

7.8

Crew

9.0

Comfort

8.1

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
8.7
Very good
64 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Overall

8.7

Boarding

8.7

Food

7.8

Crew

9.0

Comfort

8.1

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.
Singapore Airlines
8.1
Very good
1,302 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Overall

8.7

Boarding

8.7

Food

7.8

Crew

9.0

Comfort

8.1

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.
Alaska Airlines
8.0
Very good
10,000 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Overall

8.7

Boarding

8.7

Food

7.8

Crew

9.0

Comfort

8.1

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.
Delta
8.0
Very good
7,946 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Overall

8.7

Boarding

8.7

Food

7.8

Crew

9.0

Comfort

8.1

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 New Zealand
8.0
Very good
483 reviews
Air Tahiti Nui
8.7
Very good
64 reviews

Entertainment

7.3

Overall

8.7

Boarding

8.7

Food

7.8

Crew

9.0

Comfort

8.1

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 Idaho 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 Idaho to South Pacific one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $424. Users have also found prices from $585 and $602 on United Airlines and Qantas Airways, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Idaho to South Pacific (average of $1,041). Flying from Idaho to South Pacific in December is currently the most expensive (average of $1,635). 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 Idaho to South Pacific

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Idaho to South Pacific

Discover the top 4 airlines that operate flights from Idaho 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$452Average$1,087FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$926Average$1,494FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,067Average$1,391FlexibilityNo cancel feeOn-time78%
Alaska AirlinesCheapest$1,193Average$1,317FlexibilityNo cancel feeOn-time75%

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