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South Pacific

$478+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — SYD
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap 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 December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
Wed 12/101:47 pmGEG - AKL
2 stops46h 23mUnited Airlines
Tue 12/233:50 pmAKL - GEG
1 stop26h 41mUnited Airlines
Deal found 12/10$889
This United Airlines deal was found by Cheapflights users on 12/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:10 pmGEG - SYD
2 stops43h 50mUnited Airlines
Wed 12/1712:10 pmSYD - GEG
1 stop25h 34mUnited Airlines
Deal found 12/9$1,112
This Delta deal was found by Cheapflights users on 12/10. 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 12/301:00 pmBOI - SYD
2 stops25h 30mDelta
Sun 2/1510:40 amSYD - BOI
2 stops27h 30mDelta
Deal found 12/10$1,276
This Delta deal was found by Cheapflights users on 12/10. 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.
Wed 12/102:46 pmGEG - AKL
1 stop20h 49mDelta
Tue 12/232:35 pmAKL - GEG
1 stop20h 32mDelta
Deal found 12/10$1,381
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Tue 12/308:30 amBOI - SYD
1 stop27h 50mUnited Airlines
Sun 2/1511:20 amSYD - BOI
1 stop27h 35mUnited Airlines
Deal found 12/10$1,573
This Ovago deal was found by Cheapflights users on 12/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/189:00 amBOI - NAN
2 stops26h 00mMultiple Airlines
Sat 12/2710:15 pmNAN - BOI
1 stop18h 52mMultiple Airlines
Deal found 12/9$1,606
This Air Tahiti Nui deal was found by Cheapflights users on 12/11. 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 Air Tahiti Nui is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:58 amBOI - AKL
2 stops33h 42mMultiple Airlines
Tue 12/164:05 pmAKL - BOI
2 stops27h 00mMultiple Airlines
Deal found 12/11$1,698
This KAYAK deal was found by Cheapflights users on 12/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:16 pmBOI - NAN
2 stops38h 29mMultiple Airlines
Sat 12/2710:15 pmNAN - BOI
1 stop18h 52mMultiple Airlines
Deal found 12/11$1,737
This Ovago deal was found by Cheapflights users on 12/11. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:28 amGEG - AKL
1 stop30h 42mQantas Airways
Wed 1/77:15 pmAKL - GEG
2 stops48h 15mQantas Airways
Deal found 12/11$1,746
This Delta deal was found by Cheapflights users on 12/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:40 amBOI - SYD
2 stops32h 50mDelta
Wed 12/3110:40 amSYD - BOI
2 stops26h 27mDelta
Deal found 12/11$1,754
This Ovago deal was found by Cheapflights users on 12/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:28 amGEG - AKL
1 stop30h 42mQantas Airways
Wed 1/76:10 amAKL - GEG
2 stops31h 09mQantas Airways
Deal found 12/10$1,816
This Ovago deal was found by Cheapflights users on 12/10. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/147:58 amBOI - AKL
2 stops33h 42mAir Tahiti Nui
Tue 12/164:05 pmAKL - BOI
2 stops27h 00mAir Tahiti Nui
Deal found 12/10$1,918

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$849
(FlightHub)

One-way from

$478
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,459
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Sydney Kingsford Smith flights.
Search Deals
From Idaho to South Pacific
Search Deals
One-way flight from Idaho to South Pacific
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 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

SpokaneAuckland

GEG - AKL

GEGAKL

Spokane

Tue 3/3

5:51 am-9:10 am

1 stop30h 19m

Auckland Intl

Tue 3/17

12:20 pm-4:54 pm

1 stop24h 34m

$859

BoiseAuckland

BOI - AKL

BOIAKL

Boise Air Term. Gowen Fld

Mon 1/26

7:05 pm-9:10 am

1 stop18h 05m

Auckland Intl

Fri 2/6

3:50 pm-9:23 pm

1 stop25h 33m

$861

SpokaneAuckland

GEG - AKL

GEGAKL

Spokane

Sun 3/15

12:42 pm-8:10 am

1 stop23h 28m

Auckland Intl

Sat 3/28

2:50 pm-9:03 pm

1 stop26h 13m

$861

SpokaneSydney

GEG - SYD

GEGSYD

Spokane

Wed 4/29

5:15 pm-7:30 am

1 stop21h 15m

Sydney Kingsford Smith

Tue 5/12

5:50 pm-10:38 pm

1 stop21h 48m

$863

SpokaneAuckland

GEG - AKL

GEGAKL

Spokane

Mon 1/26

5:53 pm-9:55 am

1 stop19h 02m

Auckland Intl

Mon 2/2

3:50 pm-4:19 pm

1 stop21h 29m

$863

SpokaneSydney

GEG - SYD

GEGSYD

Spokane

Sun 4/12

5:41 pm-7:05 am

1 stop20h 24m

Sydney Kingsford Smith

Thu 4/30

5:50 pm-10:38 pm

1 stop21h 48m

$864

BoiseAuckland

BOI - AKL

BOIAKL

Boise Air Term. Gowen Fld

Tue 1/27

1:00 pm-8:35 am

2 stops23h 35m

Auckland Intl

Tue 2/10

2:35 pm-4:17 pm

2 stops21h 42m

$865

BoiseAuckland

BOI - AKL

BOIAKL

Boise Air Term. Gowen Fld

Wed 2/25

12:51 pm-8:35 am

2 stops23h 44m

Auckland Intl

Mon 3/16

1:35 pm-11:59 pm

2 stops29h 24m

$865

BoiseAuckland

BOI - AKL

BOIAKL

Boise Air Term. Gowen Fld

Mon 1/26

2:20 pm-9:10 am

1 stop22h 50m

Auckland Intl

Sat 2/7

3:50 pm-7:45 pm

2 stops23h 55m

$865

SpokaneAuckland

GEG - AKL

GEGAKL

Spokane

Mon 1/26

1:20 pm-8:35 am

2 stops22h 15m

Auckland Intl

Mon 2/2

2:35 pm-4:14 pm

2 stops22h 39m

$865

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 49 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, May is the cheapest month in which you can book a flight from Idaho to South Pacific (average of $452). Flying from Idaho to South Pacific in July is currently the most expensive (average of $1,279). 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 December 12, 2025.

One of the essential ways to save on airfare from Idaho to South Pacific is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 6% on airfare.

What is the cheapest day to fly from Idaho to South Pacific?

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

Travelers seeking maximum savings on their Idaho to South Pacific flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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.

  • How long is the flight from Idaho to South Pacific?

    A quick flight from Idaho to South Pacific can take about 18h 05m. Qantas Airways provides one of the quickest options available for as low as $861. The distance from Idaho to South Pacific is about 7041 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, May is the cheapest month in which you can book a flight from Idaho to South Pacific (average of $452). Flying from Idaho to South Pacific in July is currently the most expensive (average of $1,279). 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

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Top 5 airlines flying from Idaho to South Pacific

Discover the top 5 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$452Average$977FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$864Average$1,082FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$898Average$1,344FlexibilityNo cancel feeOn-time69%
Air New ZealandCheapest$1,123Average$1,466FlexibilityNo cancel feeOn-time78%
Alaska AirlinesCheapest$1,193Average$1,324FlexibilityNo cancel feeOn-time75%

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