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Idaho

$250+ Cheap flights from Kaua'i to Idaho

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.
LIH — BOI
May 24 — May 311
Sun 5/24
Sun 5/31
1 adult, Economy
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Cheap flight deals from Kaua'i to Idaho

Cheapest flights from Kaua'i to Idaho
Explore the most affordable flight options available from Kaua'i to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2026.

This Alaska Airlines deal was found by Cheapflights users on 4/19. 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.
Tue 9/19:35 pm
LIH
-
BOI
1 stop8h 17m
Alaska Airlines
Wed 9/21:15 pm
BOI
-
LIH
1 stop10h 08m
Alaska Airlines
Deal found 4/19$493
This Alaska Airlines deal was found by Cheapflights users on 4/19. 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.
Tue 9/14:52 pm
LIH
-
BOI
2 stops13h 00m
Multiple Airlines
Wed 9/21:15 pm
BOI
-
LIH
1 stop10h 08m
Multiple Airlines
Deal found 4/19$498
This Expedia deal was found by Cheapflights users on 4/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:35 pm
LIH
-
BOI
1 stop11h 00m
Alaska Airlines
Sat 9/262:16 pm
BOI
-
LIH
1 stop9h 28m
Alaska Airlines
Deal found 4/21$500
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Sun 9/209:35 pm
LIH
-
BOI
1 stop8h 24m
Multiple Airlines
Sat 9/264:24 pm
BOI
-
LIH
2 stops9h 33m
Multiple Airlines
Deal found 4/21$504
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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 5/610:46 am
LIH
-
BOI
1 stop9h 13m
Alaska Airlines
Sun 5/105:50 am
BOI
-
LIH
1 stop9h 21m
Alaska Airlines
Deal found 4/21$528
This Kiwi.com deal was found by Cheapflights users on 4/21. 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.
Wed 5/610:46 am
LIH
-
BOI
1 stop8h 16m
Multiple Airlines
Sun 5/106:00 am
BOI
-
LIH
2 stops13h 45m
Multiple Airlines
Deal found 4/21$531
This Delta deal was found by Cheapflights users on 4/23. 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 11/2610:45 pm
LIH
-
JAC
2 stops17h 20m
Delta
Thu 12/107:15 am
JAC
-
LIH
2 stops14h 05m
Delta
Deal found 4/23$779
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 6/198:03 pm
LIH
-
JAC
2 stops15h 04m
Multiple Airlines
Thu 6/2512:59 pm
JAC
-
LIH
2 stops24h 57m
Multiple Airlines
Deal found 4/23$919
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Fri 6/199:51 pm
LIH
-
JAC
1 stop14h 07m
American Airlines
Thu 6/254:14 pm
JAC
-
LIH
2 stops23h 13m
American Airlines
Deal found 4/23$946
This United Airlines deal was found by Cheapflights users on 4/23. 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 11/38:30 pm
LIH
-
JAC
1 stop10h 33m
United Airlines
Wed 11/44:25 pm
JAC
-
LIH
1 stop27h 34m
United Airlines
Deal found 4/23$1,002
This United Airlines deal was found by Cheapflights users on 4/20. 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 11/268:30 pm
LIH
-
JAC
1 stop21h 32m
United Airlines
Thu 12/102:40 pm
JAC
-
LIH
1 stop29h 19m
United Airlines
Deal found 4/20$1,098

Find flight deals from Kaua'i to Idaho

Keep the following information in mind while searching for Kaua'i to Idaho flight deals. Data was last updated April 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$493
(Alaska Airlines)

One-way from

$250
(Delta)

Popular in

October

Cheapest in

September

Average price

$642
Provider with most accurate pricing for Lihue-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lihue-Boise Air Term. Gowen Fld flights.
Search Deals
From Kaua'i to Idaho
Search Deals
One-way flight from Kaua'i to Idaho
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Idaho 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 24, 2026.
Use the filters below to find and compare flights from Kaua'i to Idaho that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LihueBoise

LIH - BOI

LIHBOI

Lihue

Tue 9/1

9:35 pm-9:52 am

1 stop8h 17m

Boise Air Term. Gowen Fld

Wed 9/2

1:15 pm-7:23 pm

1 stop10h 08m

$493

LihueBoise

LIH - BOI

LIHBOI

Lihue

Tue 9/1

5:35 pm-9:52 am

2 stops12h 17m

Boise Air Term. Gowen Fld

Wed 9/2

1:15 pm-7:23 pm

1 stop10h 08m

$498

LihueBoise

LIH - BOI

LIHBOI

Lihue

Sun 9/20

9:35 pm-12:35 pm

1 stop11h 00m

Boise Air Term. Gowen Fld

Sat 9/26

2:16 pm-7:44 pm

1 stop9h 28m

$500
Quickest round-trip

LihueBoise

LIH - BOI

LIHBOI

Lihue

Sun 9/20

9:35 pm-9:59 am

1 stop8h 24m

Boise Air Term. Gowen Fld

Sat 9/26

4:24 pm-9:57 pm

2 stops9h 33m

$504

LihueJackson

LIH - JAC

LIHJAC

Lihue

Fri 6/19

8:03 pm-3:07 pm

2 stops15h 04m

Jackson Hole

Thu 6/25

12:59 pm-9:56 am

2 stops24h 57m

$919

LihueJackson

LIH - JAC

LIHJAC

Lihue

Fri 6/19

9:51 pm-3:58 pm

1 stop14h 07m

Jackson Hole

Thu 6/25

12:59 pm-11:27 am

1 stop26h 28m

$975
Cheapest one-way
Quickest one-way

LihueBoise

LIH - BOI

LIHBOI

Lihue

Sat 9/26

9:45 pm-12:05 pm

1 stop10h 20m

$250

LihueBoise

LIH - BOI

LIHBOI

Lihue

Fri 9/25

9:45 pm-12:05 pm

1 stop10h 20m

$250

LihueBoise

LIH - BOI

LIHBOI

Lihue

Sat 9/26

3:44 pm-12:35 pm

3 stops40h 51m

$732

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Sorted by cheapest first

Best time to book a flight from Kaua'i to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Kaua'i 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 Kaua'i to Idaho
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated April 24, 2026.
Read reviews from past customers who have flown Alaska Airlines from Kaua'i to Idaho. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,280 reviews

Boarding

8.1

Food

7.0

Overall

7.9

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,280 reviews
Alaska Airlines
7.9
Good
12,280 reviews

Boarding

8.1

Food

7.0

Overall

7.9

Entertainment

7.0

Comfort

7.8

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Idaho. 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 Kaua'i to Idaho?

    Alaska Airlines and American Airlines can get you from Kaua'i to Idaho in just under 8h 17m. Your travel time can differ by up to 5h 50m. There are 2869 mi between Kaua'i and Idaho. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Kaua'i to Idaho one-way?

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $220. However, be on the lookout for offers from Alaska Airlines and Delta, as they are both options that can get you from Kaua'i to Idaho for a low price.

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

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

  • How can I find direct flights from Kaua'i to Idaho?

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

  • Can I find deals for business class flights from Kaua'i to Idaho?

    Yes. Cheapflights offers flight deals from Kaua'i to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Kaua'i to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Kaua'i to Idaho

Discover the top airline that operate flights from Kaua'i to Idaho. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$562Average$698FlexibilityNo cancel feeOn-time75%

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