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Cheap flights from Idaho Falls to Kaua'i from $323

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Kaua'i departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Idaho Falls to Kaua'i

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
3:50 pm - 10:25 pmIDA-LIH
9h 35m1 stop
Alaska Airlines Logo
4:16 pm - 3:13 pmLIH-IDA
19h 57m2 stops
$559Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
6:05 am - 2:37 pmIDA-LIH
11h 32m2 stops
Alaska Airlines Logo
4:16 pm - 3:13 pmLIH-IDA
19h 57m2 stops
$560Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
6:05 am - 4:32 pmIDA-LIH
13h 27m2 stops
Alaska Airlines Logo
1:11 pm - 3:13 pmLIH-IDA
23h 02m2 stops
$568Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
3:50 pm - 10:25 pmIDA-LIH
9h 35m1 stop
Alaska Airlines Logo
6:20 pm - 3:13 pmLIH-IDA
17h 53m2 stops
$586Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
3:50 pm - 10:25 pmIDA-LIH
9h 35m1 stop
Alaska Airlines Logo
9:00 pm - 3:13 pmLIH-IDA
15h 13m2 stops
$596Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
8:00 am - 6:03 pmIDA-LIH
13h 03m2 stops
Alaska Airlines Logo
10:10 pm - 3:23 pmLIH-IDA
14h 13m1 stop
$615Alaska Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 3
Alaska Airlines Logo
3:50 pm - 10:25 pmIDA-LIH
9h 35m1 stop
Alaska Airlines Logo
11:25 pm - 3:13 pmLIH-IDA
12h 48m1 stop
$617Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Alaska Airlines Logo
8:00 am - 4:57 pmIDA-LIH
11h 57m2 stops
Alaska Airlines Logo
7:38 pm - 3:23 pmLIH-IDA
16h 45m2 stops
$620Alaska Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 3
Alaska Airlines Logo
3:50 pm - 10:25 pmIDA-LIH
9h 35m1 stop
Alaska Airlines Logo
11:25 pm - 3:13 pmLIH-IDA
12h 48m1 stop
$644Alaska Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
Multiple Airlines Logo
6:35 am - 5:06 pmIDA-LIH
13h 31m1 stop
Multiple Airlines Logo
10:10 pm - 10:38 pmLIH-IDA
21h 28m1 stop
$953Multiple Airlines
Find Deal
Tue, Mar 3 - Tue, Mar 3

Alaska Airlines flights from Idaho Falls to Kaua'i

Our best Alaska Airlines deals on Idaho Falls to Kaua'i flight tickets
Alaska Airlines
Nov 5
IDA3:50 pmIdaho Falls Fanning Field
9h 35m
1 stop
LIH10:25 pmLihue
Nov 12
LIH4:16 pmLihue
19h 57m
2 stops
IDA3:13 pmIdaho Falls Fanning Field
$559
Find similar
Alaska Airlines
Nov 5
IDA6:05 amIdaho Falls Fanning Field
11h 32m
2 stops
LIH2:37 pmLihue
Nov 12
LIH4:16 pmLihue
19h 57m
2 stops
IDA3:13 pmIdaho Falls Fanning Field
$560
Find similar
Alaska Airlines
Nov 5
IDA6:05 amIdaho Falls Fanning Field
13h 27m
2 stops
LIH4:32 pmLihue
Nov 12
LIH1:11 pmLihue
23h 02m
2 stops
IDA3:13 pmIdaho Falls Fanning Field
$568
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Kaua'i 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, momondo users made 832,500 searches. Data last updated October 14, 2025.
Use the filters below to find and compare flights from Idaho Falls to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

3:50 pm-10:25 pm

1 stop9h 35m

Lihue

Wed 11/12

4:16 pm-3:13 pm

2 stops19h 57m

$559

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

6:05 am-2:37 pm

2 stops11h 32m

Lihue

Wed 11/12

4:16 pm-3:13 pm

2 stops19h 57m

$560

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

6:05 am-4:32 pm

2 stops13h 27m

Lihue

Wed 11/12

1:11 pm-3:13 pm

2 stops23h 02m

$568

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

3:50 pm-10:25 pm

1 stop9h 35m

Lihue

Wed 11/12

6:20 pm-3:13 pm

2 stops17h 53m

$586

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

3:50 pm-10:25 pm

1 stop9h 35m

Lihue

Wed 11/12

9:00 pm-3:13 pm

2 stops15h 13m

$596

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Tue 3/3

8:00 am-6:03 pm

2 stops13h 03m

Lihue

Tue 3/3

10:10 pm-3:23 pm

1 stop14h 13m

$615

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

3:50 pm-10:25 pm

1 stop9h 35m

Lihue

Wed 11/12

11:25 pm-3:13 pm

1 stop12h 48m

$617

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Tue 3/3

8:00 am-4:57 pm

2 stops11h 57m

Lihue

Tue 3/3

7:38 pm-3:23 pm

2 stops16h 45m

$620

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Wed 11/5

3:50 pm-10:25 pm

1 stop9h 35m

Lihue

Wed 11/12

11:25 pm-3:13 pm

1 stop12h 48m

$644

Idaho FallsLihue

IDA - LIH

IDALIH

Idaho Falls Fanning Field

Tue 3/3

6:35 am-5:06 pm

1 stop13h 31m

Lihue

Tue 3/3

10:10 pm-10:38 pm

1 stop21h 28m

$953

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Kaua'i from

How to get the cheapest flight ticket from Idaho Falls to Kaua'i

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Kaua'i?

According to our data, Saturday is the cheapest day to fly to Kaua'i from Idaho Falls. The lowest ticket price found for a Saturday departure recently was $367. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $879. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

What is the cheapest time of day to depart on your flight to Kaua'i?

The cheapest time of day to fly to Kaua'i is in the afternoon when flights can be purchased for as low as $624. In contrast, the most expensive time of day to depart to Kaua'i is in the morning when prices are around $757.

Can stopping save me money on Idaho Falls to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Idaho Falls to Kaua'i.

Cheap Idaho Falls to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Kaua'i

Direct flights

None
There are no direct flights from Idaho Falls to Kaua'i. There are no popular flight routes from Idaho Falls to Kaua'i.
Search flight deals

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Kaua'i?

    Prices for flights from Idaho Falls Fanning Field Airport to Kaua'i are updated daily.

  • How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Kaua'i?

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Kaua'i?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Kaua'i.

  • What documentation or ID do you need to fly to Kaua'i?

    The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Idaho Falls to Kaua'i?

Best airlines flying from Idaho Falls to Kaua'i

Compare and see reviews for airlines that fly from Idaho Falls to Kaua'i with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $578Free CancellationRating
8.0
11,080 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to Kaua'i?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho Falls to Kaua'i. momondo saves you time and could save you money on your trip.

Can I find flights from Idaho Falls to Kaua'i with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kaua'i from Idaho Falls with this policy.

How can momondo help me find flights from Idaho Falls to Kaua'i?

momondo helps you find the best flight between Idaho Falls and Kaua'i by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Idaho Falls to Kaua'i right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Idaho Falls to Kaua'i now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kaua'i and let you know when they change.

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