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Kaua'i

$263+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIH
jul. 6 — jul. 131
dom. 7/6
dom. 7/13
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 julio 1, 2025.

Round-trip from

$603
(Alaska Airlines)

One-way from

$263
(Southwest)

Popular in

June

Cheapest in

November

Average price

$961
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. 13% potential increase in price ($133 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in July 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 julio 1, 2025.

This Southwest deal was found by Cheapflights users on 6/29. 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.
dom. 10/266:00 amPHL - LIH
2 stops16h 00mSouthwest
lun. 11/39:10 pmLIH - PHL
2 stops14h 25mSouthwest
Deal found 6/29$577
This Alaska Airlines deal was found by Cheapflights users on 6/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/297:00 amPHL - LIH
2 stops32h 43mAlaska Airlines
dom. 11/25:05 amLIH - PHL
2 stops18h 35mAlaska Airlines
Deal found 6/30$603
This American Airlines deal was found by Cheapflights users on 6/30. 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.
lun. 11/37:06 amPHL - LIH
1 stop12h 58mAmerican Airlines
lun. 11/102:59 pmLIH - PHL
1 stop11h 24mAmerican Airlines
Deal found 6/30$617
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/266:59 pmPHL - LIH
2 stops30h 04mDelta
mar. 9/28:28 pmLIH - PHL
2 stops19h 52mDelta
Deal found 6/30$700

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 julio 1, 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

mar. 8/12

7:15 am-1:56 pm

1 stop12h 41m

Lihue

mar. 8/26

1:45 pm-11:44 am

2 stops15h 59m

$622

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

lun. 9/1

7:22 am-10:12 pm

2 stops20h 50m

Lihue

mar. 9/9

10:47 am-6:02 am

1 stop13h 15m

$627

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

mar. 8/26

6:59 pm-7:03 pm

2 stops30h 04m

Lihue

mar. 9/2

8:28 pm-10:20 pm

2 stops19h 52m

$700

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

dom. 9/7

6:30 am-11:25 am

1 stop34h 55m

Lihue

lun. 9/15

11:10 pm-5:28 pm

1 stop12h 18m

$756

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

lun. 8/25

7:10 am-4:00 pm

2 stops14h 50m

$263

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

mar. 8/26

7:20 am-12:14 pm

2 stops34h 54m

$289

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

lun. 8/25

7:15 am-1:56 pm

1 stop12h 41m

$309

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

lun. 8/18

7:26 pm-7:03 pm

2 stops29h 37m

$331

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

mié. 8/6

10:10 am-8:25 pm

2 stops16h 15m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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 $440). Flying from Philadelphia 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 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 julio 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia 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 julio 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta 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
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,273 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,973 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,858 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 Southwest ($263), Alaska Airlines ($289), and American Airlines ($309).

  • 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 $440). Flying from Philadelphia 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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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 4 airlines flying from Philadelphia to Kaua'i

Discover the top 4 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 julio 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$366Average$692FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$573Average$741FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$650Average$942FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$679Average$900FlexibilityNo cancel feeOn-time69%

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