In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

What is the cheapest time of day to fly from GTF to FUS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Great Falls to Kaua'i as you normally would.

What airport do you fly from for flights from Great Falls to Kaua'i?

Located just 3.5 mi from the city center, Great Falls (GTF) is the airport most travelers will use when flying to Kaua'i from Great Falls.

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

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

How can I find direct flights from Great Falls to Kaua'i?

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

Can I find deals for business class flights from Great Falls to Kaua'i?

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

$267+ Flights from Great Falls to Kaua'i

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Cheap flight deals from Great Falls to Kaua'i

Most accurate provider	eDreams 3 stars
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Round-trip from	$499 (Alaska Airlines)
One-way from	$267 (Alaska Airlines)

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Cheapest flights from Great Falls to Kaua'i
Explore the most affordable flight options available from Great Falls to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

Tue 2/244:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Wed 2/254:21 pmLIH - GTF

2 stops20h 56mMultiple Airlines

Deal found 1/7

$499

Sun 2/154:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Wed 2/252:54 pmLIH - GTF

2 stops22h 23mMultiple Airlines

Deal found 1/8

$522

Sun 2/154:57 pmGTF - LIH

1 stop32h 21mAlaska Airlines

Wed 2/2511:19 pmLIH - GTF

1 stop13h 58mAlaska Airlines

Deal found 1/8

$630

Best flights from Great Falls to Kaua'i
Discover carefully curated flight deals from Great Falls to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 11, 2026.

Tue 2/244:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Wed 2/254:21 pmLIH - GTF

2 stops20h 56mMultiple Airlines

Deal found 1/7

$499

Sun 2/154:57 pmGTF - LIH

1 stop32h 21mAlaska Airlines

Wed 2/2511:19 pmLIH - GTF

1 stop13h 58mAlaska Airlines

Deal found 1/8

$630

Sun 2/154:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Wed 2/252:54 pmLIH - GTF

2 stops22h 23mMultiple Airlines

Deal found 1/8

$522

Last-minute flights from Great Falls to Kaua'i
Discover last-minute flight deals from Great Falls to Kaua'i. Data last updated January 11, 2026 and is based on user searches.

Sun 2/154:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Wed 2/252:54 pmLIH - GTF

2 stops22h 23mMultiple Airlines

Deal found 1/8

$522

Sun 2/154:57 pmGTF - LIH

1 stop32h 21mAlaska Airlines

Wed 2/2511:19 pmLIH - GTF

1 stop13h 58mAlaska Airlines

Deal found 1/8

$630

Tue 2/244:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Wed 2/254:21 pmLIH - GTF

2 stops20h 56mMultiple Airlines

Deal found 1/8

$499

One-way flights from Great Falls to Kaua'i
Search for one-way flight options from Great Falls to Kaua'i. Find affordable one-way fares based on user searches. Data last updated January 11, 2026.

Tue 2/244:57 pmGTF - LIH

2 stops23h 57mMultiple Airlines

Deal found 1/9

$267

Tue 2/244:57 pmGTF - LIH

1 stop32h 21mAlaska Airlines

Deal found 1/9

$327

Fly from

Fly to

Route

Depart

Return

Price

Great FallsLihue

GTF - LIH

GTFLIH

Great Falls

Tue 2/24

4:57 pm-1:54 pm

2 stops23h 57m

Lihue

Wed 2/25

4:21 pm-4:17 pm

2 stops20h 56m

$499

Great FallsLihue

GTF - LIH

GTFLIH

Great Falls

Sun 2/15

4:57 pm-1:54 pm

2 stops23h 57m

Lihue

Wed 2/25

2:54 pm-4:17 pm

2 stops22h 23m

$522

Great FallsLihue

GTF - LIH

GTFLIH

Great Falls

Sun 2/15

4:57 pm-10:18 pm

1 stop32h 21m

Lihue

Wed 2/25

11:19 pm-4:17 pm

1 stop13h 58m

$630

Great FallsLihue

GTF - LIH

GTFLIH

Great Falls

Tue 2/24

4:57 pm-1:54 pm

2 stops23h 57m

$267

Great FallsLihue

GTF - LIH

GTFLIH

Great Falls

Tue 2/24

4:57 pm-10:18 pm

1 stop32h 21m

$327

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/9

Best time to book a flight from Great Falls to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Great Falls 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.

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Everything you need to know about your flight from Great Falls to Kaua'i

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Related info for your journey

What airport do you fly from for flights from Great Falls to Kaua'i?
Located just 3.5 mi from the city center, Great Falls (GTF) is the airport most travelers will use when flying to Kaua'i from Great Falls.
Can I find deals for flights from Great Falls to Kaua'i that include hotel bookings?
Yes. In addition to deals on Great Falls to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Great Falls to Kaua'i?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Great Falls to Kaua'i.
Can I find deals for business class flights from Great Falls to Kaua'i?
Yes. Cheapflights offers flight deals from Great Falls to Kaua'i 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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$267+ Cheap flights from Great Falls (GTF) to Kaua'i

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Great Falls to Kaua'i with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Great Falls to Kaua'i

Keep the following information in mind while searching for Great Falls to Kaua'i flight deals. Data was last updated January 11, 2026.

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Round-trip from

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Find flight deals from Great Falls to Kaua'i

Cheapest flights from Great Falls to Kaua'iExplore the most affordable flight options available from Great Falls to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

Explore the most affordable flight options available from Great Falls to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

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Use the filters below to find and compare flights from Great Falls to Kaua'i that are best for you.

Best time to book a flight from Great Falls to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Great Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Great Falls to Kaua'i

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Great Falls to Kaua'i?

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

How can I find direct flights from Great Falls to Kaua'i?

Can I find deals for business class flights from Great Falls to Kaua'i?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Great Falls to Kaua'i

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Cheapest flights from Great Falls to Kaua'i
Explore the most affordable flight options available from Great Falls to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.