Find Cheap Flights from Kaua'i to Phoenix | Cheapflights

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Kaua'i to Phoenix 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.

Find flight deals from Kaua'i to Phoenix

Round-trip from	$400 (Hawaiian Airlines)
One-way from	$160 (Alaska Airlines)
Popular in	August
Cheapest in	December
Average price	$657

From Kaua'i to Phoenix

One-way flight from Kaua'i to Phoenix

Highest demand for flights based on searches. 9% potential increase in price ($61 potential increase over avg. RT price).

Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).

Average for round-trip flights in September 2026

Cheapflights Insights

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

What is the cheapest month to book a flight from Kaua'i to Phoenix?

Currently, December is the cheapest month in which you can book a flight from Kaua'i to Phoenix (average of $420). Flying from Kaua'i to Phoenix in August is currently the most expensive (average of $754). 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 FUS to PHX?

When flying from Kaua'i to Phoenix, 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 Phoenix

Read through reviews of airlines operating flights from Kaua'i to Phoenix, such as Southwest and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

8.0

Very good

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

8.0

Very good

8.0

Very good

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

American Airlines

7.0

Good

8.0

Very good

Reviews

1 / 20

4.0

Okay

Steven,Sep 2026

OGG - HNL

It was a red eye overnight which I prefer. But this time the seat was SOOOO uncomfortable that sleeping was difficult and painful

Related info for your journey

How long is the flight from Kaua'i to Phoenix?
A quick flight from Kaua'i to Phoenix can take about 10h 07m. Alaska Airlines provides one of the quickest options available for as low as $418. Airlines will cover a distance of 2974 mi. This flight may include one or multiple stops.
What are the cheapest airlines to fly from Kaua'i to Phoenix one-way?
The cheapest airlines for a one-way flight from Kaua'i to Phoenix are Southwest ($149), United Airlines ($187), and American Airlines ($197).
What are the cheapest flights from Kaua'i to Phoenix?
The cheapest flight price from Kaua'i to Phoenix is $198. On average you can expect to pay $568. The most popular route, (Lihue - Phoenix Sky Harbor Intl), can usually be booked for $410.
Can I find deals for flights from Kaua'i to Phoenix that include hotel bookings?
Yes. In addition to deals on Kaua'i to Phoenix flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kaua'i to Phoenix?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Phoenix.
Can I find deals for business class flights from Kaua'i to Phoenix?
Yes. Cheapflights offers flight deals from Kaua'i to Phoenix 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 Kaua'i to Phoenix?
Currently, December is the cheapest month in which you can book a flight from Kaua'i to Phoenix (average of $420). Flying from Kaua'i to Phoenix in August is currently the most expensive (average of $754). 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

Alternative routes

Complete your trip

Flights by cabin class

Other flight options

Popular flights

Alternative routes for Kaua'i to Phoenix

Honolulu to Las Vegas flights

Kahului to Las Vegas flights

Honolulu to Sky Harbor Intl flights

Kailua-Kona to Las Vegas flights

Hilo to Las Vegas flights

Lihue to Las Vegas flights

Kailua-Kona to Sky Harbor Intl flights

Kahului to Sky Harbor Intl flights

Hilo to Sky Harbor Intl flights

Lihue to Sky Harbor Intl flights

Honolulu to Tucson flights

Honolulu to Flagstaff flights

Lihue to Tucson flights

Top 2 airlines flying from Kaua'i to Phoenix

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$353	Average$537	FlexibilityNo cancel fee	On-time71%
Southwest	Cheapest$430	Average$446	FlexibilityNo cancel fee	On-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.