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Kaua'i

$232+ Cheap flights from Philadelphia (PHL) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIH
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Philadelphia to Kaua'i

Keep the following information in mind while searching for Philadelphia to Kaua'i flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$519
(Alaska Airlines)

One-way from

$232
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,036
Provider with most accurate pricing for Philadelphia-Lihue flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Lihue flights.
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From Philadelphia to Kaua'i
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One-way flight from Philadelphia to Kaua'i
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Highest demand for flights based on searches. 9% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($62 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Philadelphia to Kaua'i

Cheapest flights from Philadelphia to Kaua'i
Explore the most affordable flight options available from Philadelphia to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This American Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/177:05 amPHL - LIH
1 stop13h 54mAmerican Airlines
Sun 11/2310:39 pmLIH - PHL
1 stop12h 24mAmerican Airlines
Deal found 10/21$571
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/176:14 amPHL - LIH
2 stops18h 50mDelta
Sun 11/239:40 pmLIH - PHL
2 stops14h 16mDelta
Deal found 10/21$605
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 11/157:05 amPHL - LIH
1 stop13h 54mAmerican Airlines
Sat 11/2210:39 pmLIH - PHL
1 stop11h 05mAmerican Airlines
Deal found 10/21$651
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/47:05 amPHL - LIH
1 stop13h 54mAmerican Airlines
Thu 11/610:39 pmLIH - PHL
1 stop12h 24mAmerican Airlines
Deal found 10/21$667
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:00 amPHL - LIH
2 stops15h 58mUnited Airlines
Thu 11/68:30 pmLIH - PHL
1 stop14h 12mUnited Airlines
Deal found 10/21$672
This Delta deal was found by Cheapflights users on 10/21. 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.
Sat 11/157:10 amPHL - LIH
2 stops17h 54mDelta
Sat 11/222:41 pmLIH - PHL
2 stops15h 51mDelta
Deal found 10/21$674
This United Airlines deal was found by Cheapflights users on 10/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:08 amPHL - LIH
1 stop13h 50mUnited Airlines
Sat 11/222:16 pmLIH - PHL
2 stops15h 08mUnited Airlines
Deal found 10/21$698
This Delta deal was found by Cheapflights users on 10/22. 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.
Tue 12/165:30 amPHL - LIH
2 stops18h 03mDelta
Tue 1/611:58 amLIH - PHL
2 stops21h 17mDelta
Deal found 10/22$707
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/36:00 amPHL - LIH
2 stops16h 53mDelta
Thu 11/610:40 pmLIH - PHL
2 stops13h 58mDelta
Deal found 10/21$726
This Delta deal was found by Cheapflights users on 10/21. 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 11/57:05 amPHL - LIH
2 stops15h 48mDelta
Sun 11/910:55 pmLIH - PHL
2 stops13h 42mDelta
Deal found 10/21$756

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 23, 2025.
Use the filters below to find and compare flights from Philadelphia to Kaua'i that are best for you.

Fly from

Philadelphia

Fly to

Kaua'i

Route

Depart

Return

Price

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 11/17

6:14 am-8:04 pm

2 stops18h 50m

Lihue

Sun 11/23

9:40 pm-4:56 pm

2 stops14h 16m

$605

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sat 1/10

7:06 pm-10:42 pm

1 stop32h 36m

Lihue

Sat 1/17

9:00 pm-6:06 pm

2 stops16h 06m

$613

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 11/4

7:05 am-3:59 pm

1 stop13h 54m

Lihue

Thu 11/6

10:39 pm-4:03 pm

1 stop12h 24m

$667

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sat 11/15

7:10 am-8:04 pm

2 stops17h 54m

Lihue

Sat 11/22

2:41 pm-11:32 am

2 stops15h 51m

$674

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Wed 11/5

7:05 am-5:53 pm

2 stops15h 48m

Lihue

Sun 11/9

10:55 pm-5:37 pm

2 stops13h 42m

$756

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Fri 1/16

1:10 pm-12:36 pm

2 stops28h 26m

Lihue

Fri 1/23

2:10 pm-2:31 pm

3 stops19h 21m

$833

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 12/16

7:06 am-10:53 am

2 stops32h 47m

Lihue

Tue 1/6

1:19 pm-6:06 pm

1 stop23h 47m

$939

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sat 11/1

7:00 pm-1:18 pm

1 stop24h 18m

Lihue

Sat 11/8

2:49 pm-9:17 am

1 stop13h 28m

$940

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Thu 12/18

7:15 am-4:08 pm

1 stop13h 53m

Lihue

Tue 12/23

9:45 pm-4:53 pm

2 stops14h 08m

$990

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sat 11/15

8:02 pm-11:08 am

2 stops44h 06m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/23

Showing 1-10 of 16 results
1
2

Best time to book a flight from Philadelphia to Kaua'i

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

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

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Kaua'i (average of $234). Flying from Philadelphia to Kaua'i in July is currently the most expensive (average of $532). 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 PHL to FUS?

Find hourly flight availability from Philadelphia 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 23, 2025.

One of the essential ways to save on airfare from Philadelphia to Kaua'i is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 23% on airfare.

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 23, 2025.
Get a feel of what it's like to fly with Alaska Airlines, United Airlines, and American Airlines from Philadelphia 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
11,155 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

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
11,155 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

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.
United Airlines
7.4
Good
8,991 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

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
11,028 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Boarding

8.1

Food

7.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

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 Philadelphia 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 Philadelphia to Kaua'i?

    Located just 7.0 mi from the city center, Philadelphia (PHL) is the airport most travelers will use when flying to Kaua'i from Philadelphia.

  • How long is the flight from Philadelphia to Kaua'i?

    There are many flights that can get you from Philadelphia to Kaua'i in 13h 54m. Fly via Delta, Alaska Airlines, or American Airlines to get the fastest option. The distance from Philadelphia to Kaua'i is about 4954 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

  • How can I find direct flights from Philadelphia to Kaua'i?

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

  • Can I find deals for business class flights from Philadelphia to Kaua'i?

    Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Kaua'i?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Kaua'i (average of $234). Flying from Philadelphia to Kaua'i in July is currently the most expensive (average of $532). 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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Alternative routes for Philadelphia to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Philadelphia to Kaua'i

Discover the top 3 airlines that operate flights from Philadelphia 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 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$604Average$821FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$647Average$979FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$679Average$961FlexibilityNo cancel feeOn-time69%

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