HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'ahu

$190+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — HNL
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to O'ahu with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 31, 2025.

Round-trip from

$374
(Hawaiian Airlines)

One-way from

$190
(Delta)

Popular in

December

Cheapest in

February

Average price

$563
From Idaho to O'ahu
Search Deals
One-way flight from Idaho to O'ahu
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 31, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:17 pmBOI - HNL
1 stop8h 29mHawaiian Airlines
Wed 9/179:45 pmHNL - BOI
1 stop8h 52mHawaiian Airlines
Deal found 7/31$374
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 9/104:35 pmGEG - HNL
1 stop10h 11mAlaska Airlines
Thu 9/118:00 amHNL - GEG
1 stop11h 52mAlaska Airlines
Deal found 7/29$374
This Delta deal was found by Cheapflights users on 7/30. 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 9/165:00 amGEG - HNL
1 stop9h 47mDelta
Tue 9/2310:33 pmHNL - GEG
1 stop13h 16mDelta
Deal found 7/30$379
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:50 pmGEG - HNL
2 stops11h 10mSouthwest
Tue 11/410:05 amHNL - GEG
1 stop8h 30mSouthwest
Deal found 7/29$384
This Delta deal was found by Cheapflights users on 7/31. 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 11/311:12 amBOI - HNL
2 stops13h 14mDelta
Thu 11/139:55 pmHNL - BOI
1 stop9h 06mDelta
Deal found 7/31$385
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 9/138:18 pmBOI - HNL
1 stop19h 52mAlaska Airlines
Fri 9/1910:35 amHNL - BOI
1 stop9h 33mAlaska Airlines
Deal found 7/28$394
This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/133:40 pmGEG - HNL
1 stop11h 19mHawaiian Airlines
Sat 10/187:00 amHNL - GEG
1 stop12h 36mHawaiian Airlines
Deal found 7/29$400
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/266:35 amBOI - HNL
1 stop9h 47mAmerican Airlines
Tue 9/211:04 pmHNL - BOI
1 stop10h 13mAmerican Airlines
Deal found 7/29$436
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/277:23 amGEG - HNL
2 stops12h 06mUnited Airlines
Wed 9/310:25 pmHNL - GEG
1 stop9h 13mUnited Airlines
Deal found 7/30$441
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 11/176:32 amGEG - HNL
2 stops15h 36mAmerican Airlines
Mon 11/2411:00 pmHNL - GEG
1 stop22h 09mAmerican Airlines
Deal found 7/29$444
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/267:45 amBOI - HNL
2 stops12h 44mUnited Airlines
Tue 9/29:40 pmHNL - BOI
2 stops12h 09mUnited Airlines
Deal found 7/29$447
This Southwest deal was found by Cheapflights users on 7/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:00 amBOI - HNL
2 stops14h 25mSouthwest
Wed 9/178:10 amHNL - BOI
2 stops11h 10mSouthwest
Deal found 7/29$482

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 July 31, 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

Mon 9/15

7:17 pm-11:46 pm

1 stop8h 29m

Honolulu

Wed 9/17

9:45 pm-10:37 am

1 stop8h 52m

$374

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Wed 9/10

4:35 pm-11:46 pm

1 stop10h 11m

Honolulu

Thu 9/11

8:00 am-10:52 pm

1 stop11h 52m

$374

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Tue 10/28

12:50 pm-9:00 pm

2 stops11h 10m

Honolulu

Tue 11/4

10:05 am-8:35 pm

1 stop8h 30m

$384

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Wed 10/29

8:55 am-7:09 pm

2 stops14h 14m

Honolulu

Thu 11/6

11:32 pm-11:01 am

1 stop8h 29m

$385

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Tue 9/16

9:15 am-6:57 pm

1 stop12h 42m

Honolulu

Tue 9/23

10:10 pm-2:49 pm

2 stops13h 39m

$385

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Sat 9/13

8:18 pm-12:10 pm

1 stop19h 52m

Honolulu

Fri 9/19

10:35 am-12:08 am

1 stop9h 33m

$394

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Mon 10/13

3:40 pm-11:59 pm

1 stop11h 19m

Honolulu

Sat 10/18

7:00 am-10:36 pm

1 stop12h 36m

$400

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Tue 8/26

6:35 am-12:22 pm

1 stop9h 47m

Honolulu

Tue 9/2

11:04 pm-1:17 pm

1 stop10h 13m

$436

SpokaneHonolulu

GEG - HNL

GEGHNL

Spokane

Wed 8/27

7:23 am-4:29 pm

2 stops12h 06m

Honolulu

Wed 9/3

10:25 pm-10:38 am

1 stop9h 13m

$441

BoiseHonolulu

BOI - HNL

BOIHNL

Boise Air Term. Gowen Fld

Tue 8/26

7:45 am-4:29 pm

2 stops12h 44m

Honolulu

Tue 9/2

9:40 pm-1:49 pm

2 stops12h 09m

$447

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 33 results
1
2
3
4

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 $469). Flying from Idaho to O'ahu in June is currently the most expensive (average of $687). 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 July 31, 2025.

When flying from Idaho to O'ahu, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing O'ahu

Get insights into the airlines that provide service to O'ahu. 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 O'ahu. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Idaho to O'ahu, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • 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 $190. American Airlines flights start at $240 while deals on Alaska Airlines start at $243 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 $469). Flying from Idaho to O'ahu in June is currently the most expensive (average of $687). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to O'ahu

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Honolulu flights
Seattle to Honolulu flights
San Francisco to Honolulu flights
John F Kennedy Intl to Honolulu flights
Ontario to Honolulu flights
Los Angeles to Kahului flights
O'Hare Intl to Honolulu flights
Dallas/Fort Worth to Honolulu flights
Los Angeles to Lihue flights
San Francisco to Kahului flights
Atlanta to Honolulu flights
Newark to Honolulu flights
San Diego to Honolulu flights
Hobby to Honolulu flights
Los Angeles to Kailua-Kona flights
Seattle to Kahului flights
San Jose to Honolulu flights
Denver to Honolulu flights
Portland to Honolulu flights
Dulles Intl to Honolulu flights
George Bush Intcntl to Honolulu flights
San Francisco to Kailua-Kona flights
Sky Harbor Intl to Honolulu flights
Seattle to Kailua-Kona flights
Las Vegas to Honolulu flights
Boston to Honolulu flights
San Francisco to Lihue flights
Oakland to Honolulu flights
LaGuardia to Honolulu flights
Minneapolis to Honolulu flights
Sacramento to Honolulu flights
Salt Lake City to Honolulu flights
Seattle to Lihue flights
Long Beach to Honolulu flights
Denver to Kailua-Kona flights
San Diego to Kahului flights
Baltimore to Honolulu flights
Denver to Kahului flights
Reagan-National to Honolulu flights
John F Kennedy Intl to Kahului flights
Portland to Kahului flights
Denver to Lihue flights
O'Hare Intl to Kahului flights
Sky Harbor Intl to Kahului flights
Sacramento to Kahului flights
Portland to Kailua-Kona flights
Ontario to Kahului flights
San Jose to Kahului flights
Love Field to Honolulu flights
Detroit to Honolulu flights

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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$257Average$519FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$320Average$564FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$344Average$546FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$346Average$602FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$415Average$652FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.