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Kaua'i

$271+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIH
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This Delta deal was found by Cheapflights users on 1/20. 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 4/146:00 am
PHL
-
LIH
2 stops17h 40m
Delta
Mon 4/208:25 pm
LIH
-
PHL
2 stops15h 42m
Delta
Deal found 1/20$463
This Travelocity deal was found by Cheapflights users on 1/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:47 pm
PHL
-
LIH
1 stop32h 42m
Multiple Airlines
Mon 4/207:55 pm
LIH
-
PHL
2 stops28h 10m
Multiple Airlines
Deal found 1/20$489
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 2/56:15 am
PHL
-
LIH
1 stop15h 22m
American Airlines
Mon 2/910:10 pm
LIH
-
PHL
1 stop11h 41m
American Airlines
Deal found 1/21$542
This American Airlines deal was found by Cheapflights users on 1/20. 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 3/27:15 am
PHL
-
LIH
1 stop14h 59m
American Airlines
Mon 3/99:30 pm
LIH
-
PHL
1 stop11h 42m
American Airlines
Deal found 1/20$552
This Delta deal was found by Cheapflights users on 1/20. 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 3/26:55 am
PHL
-
LIH
2 stops17h 54m
Delta
Mon 3/98:21 pm
LIH
-
PHL
2 stops15h 42m
Delta
Deal found 1/20$553
This American Airlines deal was found by Cheapflights users on 1/20. 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 3/107:15 am
PHL
-
LIH
1 stop14h 59m
American Airlines
Tue 3/179:30 pm
LIH
-
PHL
1 stop11h 42m
American Airlines
Deal found 1/20$562
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 5/77:22 am
PHL
-
LIH
1 stop20h 04m
Alaska Airlines
Thu 5/141:28 pm
LIH
-
PHL
1 stop34h 12m
Alaska Airlines
Deal found 1/20$572
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 5/77:22 am
PHL
-
LIH
2 stops31h 04m
Multiple Airlines
Thu 5/1410:26 pm
LIH
-
PHL
1 stop25h 14m
Multiple Airlines
Deal found 1/20$588
This American Airlines deal was found by Cheapflights users on 1/21. 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.
Sun 2/228:30 am
PHL
-
LIH
1 stop13h 09m
American Airlines
Tue 4/72:12 pm
LIH
-
PHL
2 stops13h 31m
American Airlines
Deal found 1/21$598

Find 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$463
(Delta)

One-way from

$271
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$827
Provider with most accurate pricing for Philadelphia-Lihue flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Lihue flights.
Search Deals
From Philadelphia to Kaua'i
Search Deals
One-way flight from Philadelphia to Kaua'i
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($212 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($91 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 21, 2026.
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

Thu 2/5

6:15 am-4:37 pm

1 stop15h 22m

Lihue

Mon 2/9

10:10 pm-2:51 pm

1 stop11h 41m

$542

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 3/2

6:55 am-7:49 pm

2 stops17h 54m

Lihue

Mon 3/9

8:21 pm-6:03 pm

2 stops15h 42m

$553

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 3/10

6:22 pm-10:22 pm

2 stops34h 00m

Lihue

Tue 3/17

7:45 pm-6:05 am

2 stops28h 20m

$553

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 3/17

7:15 am-4:14 pm

1 stop14h 59m

Lihue

Mon 3/23

9:30 pm-3:12 pm

1 stop11h 42m

$562

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 3/10

7:15 am-4:14 pm

1 stop14h 59m

Lihue

Tue 3/17

9:30 pm-3:12 pm

1 stop11h 42m

$562

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 2/2

6:15 am-4:37 pm

1 stop15h 22m

Lihue

Mon 2/23

10:30 pm-3:12 pm

1 stop11h 42m

$620

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 1/26

6:15 am-4:37 pm

1 stop15h 22m

Lihue

Wed 2/18

10:00 pm-4:08 pm

1 stop13h 08m

$620

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sun 2/22

8:30 am-4:39 pm

1 stop13h 09m

Lihue

Fri 2/27

10:30 pm-3:12 pm

1 stop11h 42m

$622

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Wed 1/28

5:40 am-6:31 pm

2 stops17h 51m

Lihue

Wed 2/18

10:40 pm-7:25 pm

2 stops15h 45m

$631

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Tue 1/27

5:40 am-6:31 pm

2 stops17h 51m

Lihue

Wed 2/18

10:40 pm-7:25 pm

2 stops15h 45m

$631

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 16 results
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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, August is the cheapest month in which you can book a flight from Philadelphia to Kaua'i (average of $261). Flying from Philadelphia to Kaua'i in June is currently the most expensive (average of $664). 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.

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 January 21, 2026.
Get a feel of what it's like to fly with 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.
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,174 reviews
United Airlines
7.4
Good
9,191 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 15h 22m. Fly via American 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.

  • 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, August is the cheapest month in which you can book a flight from Philadelphia to Kaua'i (average of $261). Flying from Philadelphia to Kaua'i in June is currently the most expensive (average of $664). 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 2 airlines flying from Philadelphia to Kaua'i

Discover the top 2 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$647Average$988FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$695Average$950FlexibilityNo cancel feeOn-time69%

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