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$176+ Cheap flights from Idaho to O'ahu

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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HNL
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find flight deals from Idaho to O'ahu

Cheapest flights from Idaho to O'ahu
Explore the most affordable flight options available from Idaho to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Delta deal was found by Cheapflights users on 11/18. 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 12/105:50 amBOI - HNL
2 stops14h 37mDelta
Wed 12/2411:35 pmHNL - BOI
1 stop12h 14mDelta
Deal found 11/18$349
This Delta deal was found by Cheapflights users on 11/17. 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.
Mon 12/85:20 amBOI - HNL
1 stop18h 09mDelta
Tue 12/911:23 pmHNL - BOI
1 stop13h 39mDelta
Deal found 11/17$360
This Delta deal was found by Cheapflights users on 11/18. 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 12/911:44 amBOI - HNL
2 stops13h 04mDelta
Tue 12/1611:23 pmHNL - BOI
1 stop10h 51mDelta
Deal found 11/18$381
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 12/108:55 amBOI - HNL
1 stop13h 10mAlaska Airlines
Wed 12/2411:59 pmHNL - BOI
1 stop12h 23mAlaska Airlines
Deal found 11/19$391
This Alaska Airlines deal was found by Cheapflights users on 11/17. 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.
Wed 12/316:00 pmBOI - HNL
1 stop20h 20mAlaska Airlines
Wed 1/1411:59 pmHNL - BOI
1 stop12h 11mAlaska Airlines
Deal found 11/17$392
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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.
Tue 12/91:25 pmBOI - HNL
1 stop11h 44mAlaska Airlines
Tue 12/1611:59 pmHNL - BOI
1 stop9h 46mAlaska Airlines
Deal found 11/18$401
This Alaska Airlines deal was found by Cheapflights users on 11/18. 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.
Wed 12/108:55 amBOI - HNL
2 stops12h 19mAlaska Airlines
Tue 12/2311:59 pmHNL - BOI
1 stop20h 38mAlaska Airlines
Deal found 11/18$428
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Wed 12/107:15 amGEG - HNL
1 stop13h 50mAlaska Airlines
Sun 12/1411:59 pmHNL - GEG
1 stop22h 25mAlaska Airlines
Deal found 11/19$430
This Delta deal was found by Cheapflights users on 11/19. 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 12/106:05 amGEG - HNL
1 stop8h 55mDelta
Sun 12/145:19 pmHNL - GEG
2 stops13h 14mDelta
Deal found 11/19$456
This Delta deal was found by Cheapflights users on 11/17. 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 12/26:05 amGEG - HNL
1 stop8h 55mDelta
Wed 12/102:26 pmHNL - GEG
1 stop16h 07mDelta
Deal found 11/17$463
This Delta deal was found by Cheapflights users on 11/17. 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 12/26:05 amGEG - HNL
1 stop8h 55mDelta
Thu 12/1111:23 pmHNL - GEG
1 stop22h 48mDelta
Deal found 11/17$464
This Delta deal was found by Cheapflights users on 11/19. 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 12/311:19 amGEG - HNL
2 stops12h 29mDelta
Wed 12/108:00 amHNL - GEG
2 stops14h 11mDelta
Deal found 11/19$471

Cheap flight deals from Idaho to O'ahu

Keep the following information in mind while searching for Idaho to O'ahu flight deals. Data was last updated November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$282
(Delta)

One-way from

$176
(Delta)

Popular in

December

Cheapest in

January

Average price

$622
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Honolulu flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Honolulu flights.
Search Deals
From Idaho to O'ahu
Search Deals
One-way flight from Idaho to O'ahu
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho to O'ahu 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 November 20, 2025.
Use the filters below to find and compare flights from Idaho to O'ahu that are best for you.

Fly from

Idaho

Fly to

O'ahu

Route

Depart

Return

Price

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Fri 2/6

5:40 am-11:50 am

1 stop9h 10m

Honolulu

Wed 2/11

10:30 pm-9:56 am

1 stop8h 26m

$282

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Wed 2/4

10:39 am-5:05 pm

1 stop9h 26m

Honolulu

Tue 2/10

10:30 pm-6:28 pm

1 stop16h 58m

$282

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Mon 2/2

7:15 pm-11:50 am

1 stop19h 35m

Honolulu

Thu 2/12

11:37 pm-9:58 pm

1 stop19h 21m

$282

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Tue 2/3

10:39 am-5:05 pm

1 stop9h 26m

Honolulu

Thu 2/12

11:37 pm-1:06 pm

1 stop10h 29m

$282

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Tue 2/3

9:15 am-5:05 pm

1 stop10h 50m

Honolulu

Mon 2/9

10:30 pm-8:12 pm

1 stop18h 42m

$282

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Fri 1/9

7:25 pm-11:50 am

1 stop18h 25m

Honolulu

Wed 1/14

10:30 pm-10:45 am

1 stop10h 15m

$282

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Wed 1/7

5:05 am-11:50 am

1 stop8h 45m

Honolulu

Wed 1/14

1:17 pm-8:40 am

1 stop17h 23m

$282

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Thu 1/8

7:25 pm-11:50 am

1 stop18h 25m

Honolulu

Thu 1/15

1:17 pm-8:40 am

1 stop17h 23m

$282

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Sat 1/10

5:20 am-11:50 am

1 stop8h 30m

Honolulu

Thu 1/15

10:30 pm-8:40 am

1 stop8h 10m

$282

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Thu 1/8

5:05 am-11:50 am

1 stop8h 45m

Honolulu

Wed 1/14

10:30 pm-6:45 pm

1 stop18h 15m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 56 results
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Best time to book a flight from Idaho to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu 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 O'ahu

What is the cheapest month to book a flight from Idaho to O'ahu?

Currently, November is the cheapest month in which you can book a flight from Idaho to O'ahu (average of $234). Flying from Idaho to O'ahu in December is currently the most expensive (average of $376). 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 FUW?

Find hourly flight availability from Idaho to O'ahu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 20, 2025.

One of the essential ways to save on airfare from Idaho to O'ahu is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 48% on airfare.

What is the cheapest day to fly from Idaho to O'ahu?

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

Travelers seeking maximum savings on their Idaho to O'ahu flight should consider departing on Tuesday 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 O'ahu. 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 O'ahu?

    Delta, United Airlines, and Alaska Airlines can get you from Idaho to O'ahu in just under 9h 10m. Your travel time can differ by up to 6h 56m. The distance from Idaho to O'ahu is about 2832 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Idaho to O'ahu one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $176. Alaska Airlines flights start at $205 while deals on American Airlines start at $292 one-way.

  • Can I find deals for flights from Idaho to O'ahu that include hotel bookings?

    Yes. In addition to deals on Idaho to O'ahu flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Idaho to O'ahu?

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

  • Can I find deals for business class flights from Idaho to O'ahu?

    Yes. Cheapflights offers flight deals from Idaho to O'ahu 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 O'ahu?

    Currently, November is the cheapest month in which you can book a flight from Idaho to O'ahu (average of $234). Flying from Idaho to O'ahu in December is currently the most expensive (average of $376). 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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Top 5 airlines flying from Idaho to O'ahu

Discover the top 5 airlines that operate flights from Idaho to O'ahu. 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$291Average$532FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$320Average$624FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$346Average$599FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$346Average$603FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$510Average$671FlexibilityNo cancel feeOn-time63%

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