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Kaua'i

$254+ 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIH
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$529
(Alaska Airlines)

One-way from

$254
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$857
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. 12% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($73 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 13, 2025.

This American Airlines deal was found by Cheapflights users on 11/11. 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 12/307:15 amPHL - LIH
1 stop14h 03mAmerican Airlines
Wed 1/710:10 pmLIH - PHL
1 stop14h 32mAmerican Airlines
Deal found 11/11$753
This Orbitz deal was found by Cheapflights users on 11/11. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amPHL - LIH
2 stops30h 58mAlaska Airlines
Wed 1/75:05 pmLIH - PHL
2 stops19h 58mAlaska Airlines
Deal found 11/11$820
This American Airlines deal was found by Cheapflights users on 11/12. 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 12/307:15 amPHL - LIH
1 stop14h 03mAmerican Airlines
Tue 1/611:00 pmLIH - PHL
1 stop16h 16mAmerican Airlines
Deal found 11/12$843
This Delta deal was found by Cheapflights users on 11/11. 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 11/276:00 amPHL - LIH
2 stops17h 16mDelta
Mon 12/110:55 pmLIH - PHL
2 stops14h 17mDelta
Deal found 11/11$856
This Delta deal was found by Cheapflights users on 11/12. 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 12/166:18 amPHL - LIH
2 stops17h 15mDelta
Tue 1/611:58 amLIH - PHL
2 stops20h 26mDelta
Deal found 11/12$861
This American Airlines deal was found by Cheapflights users on 11/12. 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 11/12$913
This United Airlines deal was found by Cheapflights users on 11/12. 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 11/1512:40 pmPHL - LIH
2 stops14h 36mUnited Airlines
Sat 11/222:31 pmLIH - PHL
2 stops14h 53mUnited Airlines
Deal found 11/12$924
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Thu 11/277:10 amPHL - LIH
1 stop35h 30mAlaska Airlines
Mon 12/111:32 pmLIH - PHL
1 stop25h 14mAlaska Airlines
Deal found 11/11$928
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 12/167:06 amPHL - LIH
1 stop20h 19mAlaska Airlines
Tue 1/68:13 pmLIH - PHL
2 stops16h 50mAlaska Airlines
Deal found 11/12$946

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 November 13, 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

Sat 1/10

7:06 pm-10:41 pm

1 stop32h 35m

Lihue

Sat 1/17

5:25 pm-6:03 pm

2 stops19h 38m

$529

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sat 1/10

7:00 am-7:55 pm

2 stops17h 55m

Lihue

Sat 1/17

10:45 pm-11:27 pm

2 stops19h 42m

$565

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 1/12

7:06 pm-10:41 pm

1 stop32h 35m

Lihue

Fri 1/16

10:20 pm-6:03 pm

1 stop14h 43m

$616

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Thu 1/1

7:00 am-10:23 pm

1 stop20h 23m

Lihue

Thu 1/15

10:20 pm-6:03 pm

1 stop14h 43m

$636

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Fri 1/16

6:15 am-4:37 pm

1 stop15h 22m

Lihue

Sat 1/24

11:00 pm-8:16 pm

1 stop16h 16m

$637

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Wed 1/14

6:40 am-10:23 pm

3 stops20h 43m

$255

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Thu 1/15

6:15 am-4:37 pm

1 stop15h 22m

$260

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Thu 1/15

5:40 am-6:21 pm

2 stops17h 41m

$265

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 2/3

7:06 pm-10:41 pm

1 stop32h 35m

$277

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Thu 1/15

5:54 pm-1:15 pm

3 stops48h 21m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 11 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 $233). 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 November 13, 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 November 13, 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
11,281 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.0

Overall

8.0

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
11,281 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.0

Overall

8.0

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
9,015 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.0

Overall

8.0

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
11,049 reviews
Alaska Airlines
8.0
Very good
11,281 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Boarding

8.1

Entertainment

7.0

Overall

8.0

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 17h 55m. Fly via Alaska Airlines or Delta 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.

  • What are the cheapest airlines to fly from Philadelphia to Kaua'i one-way?

    The cheapest airlines for a one-way flight from Philadelphia to Kaua'i are American Airlines ($260), Delta ($265), and Alaska Airlines ($277).

  • 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 $233). 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$604Average$821FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$645Average$974FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$679Average$950FlexibilityNo cancel feeOn-time69%

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