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Find cheap flights from Idaho to Kaua'i from $410

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight from Idaho to Kaua'i departing on 8/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Tue 7/2
Tue 7/9

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In the last 7 days travelers have searched 42,335,261 times on KAYAK, and here is why:

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Good to know

Low season

March

High season

April

Cheapest flight

$410
Best time to beat the crowds but there is an average 24% increase in price.
Most popular time to fly and prices are also 14% lower on average.
Flight from Boise to Lihue

FAQs for booking flights from Idaho to Kaua'i

  • How does KAYAK find such low prices on flights from Idaho to Kaua'i?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Idaho to Kaua'i.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Idaho to Kaua'i?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Kaua'i from Idaho is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Idaho to Kaua'i?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Kaua'i with an airline and back to Idaho with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Idaho to Kaua'i?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Kaua'i from Idaho up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Idaho to Kaua'i

Recent round-trip flight deals

8/7Wed
1 stopDelta
8h 28mBOI-LIH
8/15Thu
1 stopDelta
11h 22mLIH-BOI
$410
9/30Mon
1 stopDelta
11h 05mGEG-LIH
10/10Thu
1 stopDelta
8h 39mLIH-GEG
$422
10/7Mon
1 stopDelta
8h 58mGEG-LIH
10/14Mon
1 stopDelta
9h 46mLIH-GEG
$431
10/27Sun
2 stopsDelta
13h 33mGEG-LIH
11/3Sun
1 stopDelta
8h 39mLIH-GEG
$436
6/25Tue
1 stopAlaska Airlines
30h 32mGEG-LIH
7/4Thu
1 stopAlaska Airlines
21h 41mLIH-GEG
$445
10/26Sat
2 stopsAlaska Airlines
27h 54mBOI-LIH
11/2Sat
1 stopAlaska Airlines
28h 35mLIH-BOI
$456
9/6Fri
2 stopsAmerican Airlines
25h 10mGEG-LIH
9/20Fri
2 stopsAmerican Airlines
20h 43mLIH-GEG
$603
9/23Mon
1 stopAmerican Airlines
11h 36mBOI-LIH
9/28Sat
1 stopAmerican Airlines
11h 13mLIH-BOI
$610
9/23Mon
2 stopsUnited Airlines
20h 48mBOI-LIH
9/27Fri
2 stopsUnited Airlines
25h 21mLIH-BOI
$713
11/23Sat
2 stopsUnited Airlines
45h 12mBOI-LIH
11/30Sat
2 stopsUnited Airlines
23h 24mLIH-BOI
$1,574

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Last minute flights from Idaho to Kaua'i

Last minute flight, train and bus deals

6/6Thu
multi-stopDelta
8h 29mBOI-LIH
6/14Fri
multi-stopDelta
8h 10mLIH-BOI
$1,551
6/6Thu
multi-stopDelta
14h 46mBOI-LIH
6/14Fri
multi-stopDelta
8h 10mLIH-BOI
$1,617
6/6Thu
multi-stopDelta
14h 46mBOI-LIH
6/14Fri
multi-stopDelta
15h 19mLIH-BOI
$1,922

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Flights to Kaua'i

Return flight deals:

Kaua'i - Idaho

Cabin classes:

$248
$336
$303
$45

Browse origins:

$404
Flights from Spokane to Kaua'i
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