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Kaua'i

$161+ Cheap flights from Sky Harbor Intl (PHX) 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — LIH
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheap flight deals from Sky Harbor Intl to Kaua'i

Keep the following information in mind while searching for Sky Harbor Intl to Kaua'i flight deals. Data was last updated October 2, 2025.

Round-trip from

$389
(Delta)

One-way from

$161
(Alaska Airlines)

Popular in

June

Cheapest in

January

Average price

$549

Good round-trip deal

$475 or less

Good one-way deal

$247 or less
From Phoenix Sky Harbor Intl to Kaua'i
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One-way flight from Phoenix Sky Harbor Intl to Kaua'i
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Highest demand for flights based on searches. 16% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Phoenix Sky Harbor Intl to Kaua'i.
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Price to beat on a one-way flight from Phoenix Sky Harbor Intl to Kaua'i.
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Find flight deals from Sky Harbor Intl to Kaua'i

Cheapest flights from Sky Harbor Intl to Kaua'i
Explore the most affordable flight options available from Sky Harbor Intl to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This Delta deal was found by Cheapflights users on 10/1. 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 10/306:00 amPHX - LIH
2 stops13h 53mDelta
Fri 11/710:40 pmLIH - PHX
1 stop9h 25mDelta
Deal found 10/1$389
This Kiwi.com deal was found by Cheapflights users on 10/1. 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 10/293:31 pmPHX - LIH
1 stop24h 02mMultiple Airlines
Wed 11/512:28 pmLIH - PHX
1 stop23h 50mMultiple Airlines
Deal found 10/1$392
This Delta deal was found by Cheapflights users on 10/1. 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.
Wed 10/2911:01 amPHX - LIH
1 stop11h 04mDelta
Fri 11/79:30 pmLIH - PHX
1 stop9h 55mDelta
Deal found 10/1$393
This Delta deal was found by Cheapflights users on 10/1. 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 10/2311:01 amPHX - LIH
1 stop11h 04mDelta
Thu 11/1310:55 pmLIH - PHX
1 stop7h 55mDelta
Deal found 10/1$395
This Alaska Airlines deal was found by Cheapflights users on 10/1. 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 10/2910:38 amPHX - LIH
2 stops26h 05mAlaska Airlines
Tue 11/49:54 amLIH - PHX
2 stops20h 27mAlaska Airlines
Deal found 10/1$396
This Alaska Airlines deal was found by Cheapflights users on 10/2. 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 12/27:56 pmPHX - LIH
2 stops17h 57mAlaska Airlines
Wed 12/102:53 pmLIH - PHX
1 stop21h 20mAlaska Airlines
Deal found 10/2$397
This American Airlines deal was found by Cheapflights users on 9/30. 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.
Tue 11/1811:55 amPHX - LIH
Nonstop7h 04mAmerican Airlines
Mon 11/2410:39 pmLIH - PHX
Nonstop6h 01mAmerican Airlines
Deal found 9/30$400
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:15 amPHX - LIH
1 stop10h 45mSouthwest
Fri 11/71:55 pmLIH - PHX
1 stop13h 20mSouthwest
Deal found 10/1$403

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 2,558,603 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Kaua'i that are best for you.

Fly from

Sky Harbor Intl

Fly to

Kaua'i

Route

Depart

Return

Price

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Thu 10/30

6:00 am-4:53 pm

2 stops13h 53m

Lihue

Fri 11/7

10:40 pm-11:05 am

1 stop9h 25m

$389

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Sun 12/7

1:13 pm-6:33 pm

1 stop8h 20m

Lihue

Fri 12/12

9:50 pm-11:07 am

1 stop10h 17m

$393

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Thu 11/27

6:02 am-8:30 pm

2 stops17h 28m

Lihue

Wed 12/3

6:54 pm-7:35 pm

1 stop21h 41m

$394

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Wed 10/29

10:38 am-9:43 am

2 stops26h 05m

Lihue

Tue 11/4

9:54 am-9:21 am

2 stops20h 27m

$396

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Tue 12/2

7:56 pm-10:53 am

2 stops17h 57m

Lihue

Wed 12/10

2:53 pm-3:13 pm

1 stop21h 20m

$397

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Wed 10/29

6:00 am-4:53 pm

2 stops13h 53m

Lihue

Fri 11/7

10:40 pm-11:05 am

1 stop9h 25m

$398

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Tue 12/2

7:56 pm-1:53 pm

1 stop20h 57m

Lihue

Tue 12/9

7:59 pm-3:13 pm

2 stops16h 14m

$399

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Thu 11/13

8:15 am-4:15 pm

1 stop11h 00m

Lihue

Tue 11/18

8:10 am-10:05 pm

2 stops10h 55m

$400

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Thu 12/4

6:02 am-1:53 pm

1 stop10h 51m

$161

PhoenixLihue

PHX - LIH

PHXLIH

Phoenix Sky Harbor Intl

Wed 12/3

10:22 am-1:53 pm

1 stop30h 31m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

Showing 1-10 of 17 results
1
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Best time to book a flight from Sky Harbor Intl to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Sky Harbor Intl 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 Phoenix Sky Harbor Intl Airport to Kaua'i

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Kaua'i (average of $440). Flying from Phoenix Sky Harbor Intl Airport to Kaua'i in June is currently the most expensive (average of $689). 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 PHX to FUS?

Find hourly flight availability from Sky Harbor Intl to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Phoenix Sky Harbor Intl Airport to Kaua'i as you normally would.

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. 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 Kaua'i. Reviews last updated October 2, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Phoenix Sky Harbor Intl Airport to Kaua'i by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,994 reviews

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
10,994 reviews
Alaska Airlines
8.0
Very good
10,994 reviews

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,248 reviews
Alaska Airlines
8.0
Very good
10,994 reviews

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,962 reviews
Alaska Airlines
8.0
Very good
10,994 reviews

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,762 reviews
Alaska Airlines
8.0
Very good
10,994 reviews

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,033 reviews
Alaska Airlines
8.0
Very good
10,994 reviews

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Sky Harbor Intl to Kaua'i. 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 Phoenix Sky Harbor Intl Airport to Kaua'i?

    Delta and Alaska Airlines can get you from Phoenix Sky Harbor Intl Airport to Kaua'i in just under 13h 53m. Your travel time can differ by up to 3h 35m. There are 2974 mi between Phoenix Sky Harbor Intl Airport and Kaua'i. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Kaua'i?

    While on average a flight from Phoenix Sky Harbor Intl Airport to Kaua'i is generally $449, our data shows the cheapest flight currently is $219. When looking at the most popular route, (Phoenix Sky Harbor Intl - Lihue), you can expect to pay $329 for that flight.

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

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

  • How can I find direct flights from Sky Harbor Intl to Kaua'i?

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

  • Can I find deals for business class flights from Sky Harbor Intl to Kaua'i?

    Yes. Cheapflights offers flight deals from Sky Harbor Intl 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.

  • What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Kaua'i (average of $440). Flying from Phoenix Sky Harbor Intl Airport to Kaua'i in June is currently the most expensive (average of $689). 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

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Top 6 airlines flying from Sky Harbor Intl to Kaua'i

Discover the top 6 airlines that operate flights from Sky Harbor Intl to Kaua'i. 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 October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$313Average$523FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$317Average$477FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$343Average$543FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$365Average$599FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$367Average$625FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$372Average$656FlexibilityNo cancel feeOn-time69%

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