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Kaua'i

$411+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LIH
May 17 — May 241
Sat 5/17
Sat 5/24
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 May 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$644
(American Airlines)

One-way from

$411
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$933
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 ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 12, 2025.

This American Airlines deal was found by Cheapflights users on 5/11. 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.
Wed 8/137:15 amPHL - LIH
1 stop12h 41mAmerican Airlines
Thu 8/211:45 pmLIH - PHL
2 stops14h 59mAmerican Airlines
Deal found 5/11$644
This Alaska Airlines deal was found by Cheapflights users on 5/11. 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.
Wed 10/87:00 amPHL - LIH
1 stop20h 31mAlaska Airlines
Fri 10/176:45 amLIH - PHL
2 stops16h 55mAlaska Airlines
Deal found 5/11$666
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Sun 9/218:00 amPHL - LIH
1 stop13h 36mUnited Airlines
Sun 9/2810:58 pmLIH - PHL
1 stop12h 30mUnited Airlines
Deal found 5/12$691
This Southwest deal was found by Cheapflights users on 5/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/125:00 amPHL - LIH
2 stops17h 00mSouthwest
Mon 5/199:00 amLIH - PHL
2 stops20h 25mSouthwest
Deal found 5/11$819
This Delta deal was found by Cheapflights users on 5/12. 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.
Wed 6/47:05 amPHL - LIH
2 stops17h 55mDelta
Wed 6/189:40 pmLIH - PHL
2 stops13h 53mDelta
Deal found 5/12$874

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 May 12, 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

Wed 8/13

7:15 am-1:56 pm

1 stop12h 41m

Lihue

Thu 8/21

1:45 pm-10:44 am

2 stops14h 59m

$644

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Wed 10/8

7:00 am-9:31 pm

1 stop20h 31m

Lihue

Fri 10/17

6:45 am-5:40 am

2 stops16h 55m

$666

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Sun 9/21

8:00 am-3:36 pm

1 stop13h 36m

Lihue

Sun 9/28

10:58 pm-5:28 pm

1 stop12h 30m

$691

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Wed 5/28

5:25 am-4:00 pm

2 stops16h 35m

Lihue

Sun 6/1

9:00 am-1:55 pm

2 stops22h 55m

$834

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Wed 6/4

7:05 am-7:00 pm

2 stops17h 55m

Lihue

Wed 6/18

9:40 pm-5:33 pm

2 stops13h 53m

$874

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 7/14

6:52 pm-8:25 pm

2 stops31h 33m

$411

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 7/14

7:00 pm-11:47 am

1 stop22h 47m

$430

PhiladelphiaLihue

PHL - LIH

PHLLIH

Philadelphia

Mon 5/19

7:05 am-7:00 pm

2 stops17h 55m

$437

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

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 $682). 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 May 12, 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.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

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 May 12, 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. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
4,290 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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
8,724 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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

Food

7.1

Overall

8.0

Comfort

7.9

Entertainment

7.1

Crew

8.5

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 United Airlines ($411), American Airlines ($430), and Delta ($437).

  • 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 $682). 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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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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$366Average$688FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$573Average$730FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$671Average$938FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$679Average$893FlexibilityNo cancel feeOn-time69%

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