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Kailua-Kona

$214+ Cheap flights from Philadelphia to Kailua-Kona (PHL - KOA)

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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KOA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Philadelphia to Kona Intl are usually found in September or January, booked 66 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Philadelphia to Kailua-Kona

Cheapest flights from Philadelphia to Kailua-Kona
Explore the most affordable flight options available from Philadelphia to Kailua-Kona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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 12/177:05 amPHL - KOA
2 stops17h 25mDelta
Sat 12/278:55 pmKOA - PHL
1 stop15h 42mDelta
Deal found 12/16$845
This Delta deal was found by Cheapflights users on 12/15. 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 12/227:05 amPHL - KOA
1 stop13h 43mDelta
Wed 12/319:55 pmKOA - PHL
2 stops20h 23mDelta
Deal found 12/15$870
This Delta deal was found by Cheapflights users on 12/17. 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 12/257:05 amPHL - KOA
1 stop13h 43mDelta
Mon 12/298:55 pmKOA - PHL
1 stop15h 42mDelta
Deal found 12/17$900
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Thu 12/256:00 amPHL - KOA
2 stops15h 41mUnited Airlines
Mon 12/292:25 pmKOA - PHL
1 stop11h 39mUnited Airlines
Deal found 12/17$920
This American Airlines deal was found by Cheapflights users on 12/16. 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 12/225:00 amPHL - KOA
1 stop15h 16mAmerican Airlines
Wed 12/316:30 pmKOA - PHL
1 stop13h 28mAmerican Airlines
Deal found 12/16$924
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 12/178:00 amPHL - KOA
1 stop13h 18mUnited Airlines
Sat 12/2711:59 pmKOA - PHL
1 stop12h 23mUnited Airlines
Deal found 12/17$980

Find flight deals from Philadelphia to Kailua-Kona

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Kailua-Kona (KOA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$454
(Delta)

One-way from

$214
(Kiwi.com)

Popular in

November

Cheapest in

September

Average price

$689
Provider with most accurate pricing for Philadelphia-Kona Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Kona Intl flights.
Search Deals
From Philadelphia to Kona Intl
Search Deals
One-way flight from Philadelphia to Kona Intl
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Kailua-Kona 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 December 18, 2025.
Use the filters below to find and compare flights from Philadelphia to Kailua-Kona that are best for you.

Fly from

Philadelphia

Fly to

Kailua-Kona

Route

Depart

Return

Price

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 1/20

7:00 am-6:47 pm

2 stops16h 47m

Kona Intl

Wed 1/28

8:45 pm-4:30 pm

2 stops14h 45m

$454

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 1/20

7:06 pm-9:30 pm

1 stop31h 24m

Kona Intl

Wed 1/28

9:10 pm-6:03 pm

1 stop15h 53m

$492

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 2/17

5:31 am-6:30 pm

2 stops17h 59m

Kona Intl

Thu 2/26

8:59 pm-5:38 pm

2 stops15h 39m

$512

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 1/20

7:06 pm-9:30 pm

2 stops31h 24m

Kona Intl

Wed 1/28

9:10 pm-6:03 pm

1 stop15h 53m

$517

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Wed 1/14

6:00 am-6:30 pm

2 stops17h 30m

Kona Intl

Wed 1/21

8:45 pm-5:57 pm

2 stops16h 12m

$532

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 2/17

8:00 am-4:34 pm

1 stop13h 34m

Kona Intl

Thu 2/26

2:08 pm-10:24 am

2 stops15h 16m

$544

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Wed 4/22

7:00 am-9:33 am

2 stops32h 33m

Kona Intl

Wed 4/29

7:42 pm-5:23 am

2 stops27h 41m

$547

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 4/20

6:35 pm-5:14 pm

2 stops28h 39m

Kona Intl

Tue 4/28

3:20 pm-5:28 pm

2 stops20h 08m

$570

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 4/27

7:00 am-6:26 pm

2 stops17h 26m

Kona Intl

Wed 5/6

8:48 pm-5:23 am

2 stops26h 35m

$579

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Sat 2/28

12:28 pm-10:35 am

3 stops51h 07m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 17 results
1
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Compare providers for flights from Philadelphia to Kailua-Kona

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Kailua-Kona in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Kailua-Kona flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Philadelphia-Kailua-Kona flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Philadelphia-Kailua-Kona flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Kailua-Kona flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Kailua-Kona flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Kailua-Kona

Have a flexible travel schedule? Discover the best time to fly to Kailua-Kona 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 Kailua-Kona

How far ahead should I book a flight from Philadelphia to Kailua-Kona?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Kailua-Kona. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Philadelphia to Kailua-Kona, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Philadelphia to Kailua-Kona?

Currently, January is the cheapest month in which you can book a flight from Philadelphia to Kailua-Kona (average of $209). Flying from Philadelphia to Kailua-Kona in July is currently the most expensive (average of $477). 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 Kailua-Kona

Get insights into the airlines that provide service to Kailua-Kona. 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 Kailua-Kona. Reviews last updated December 18, 2025.
Get a feel of what it's like to fly with Alaska Airlines, United Airlines, and American Airlines from Philadelphia to Kailua-Kona by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,474 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
Alaska Airlines
8.0
Very good
11,474 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
United Airlines
7.4
Good
9,092 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.
American Airlines
7.2
Good
11,053 reviews
Alaska Airlines
8.0
Very good
11,474 reviews

Food

7.1

Entertainment

7.0

Comfort

7.8

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Art,Dec 2025

SAN - OGG

It was a five hour flight and my seat did not recline. I have had three back surgeries and I’m solid bone for my L3 vertebrae all the way to my tailbone. My body has never hurt so much. There was no TV on this flight and only a small can of soda was free.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Kailua-Kona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Kailua-Kona?

    For as low as $454, Delta can have you in Kailua-Kona from Philadelphia in 16h 47m. Philadelphia and Kailua-Kona are separated by a distance of 4875 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Philadelphia to Kailua-Kona round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Kailua-Kona, with prices starting at $483. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $509 and $524, respectively. Users have found that Alaska Airlines is 37% cheaper than the other options available to this destination.

  • Can I find deals for flights from Philadelphia to Kailua-Kona that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Kailua-Kona flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Kailua-Kona?

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

  • Can I find deals for business class flights from Philadelphia to Kailua-Kona?

    Yes. Cheapflights offers flight deals from Philadelphia to Kailua-Kona 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 Kailua-Kona?

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Kailua-Kona (average of $209). Flying from Philadelphia to Kailua-Kona in July is currently the most expensive (average of $477). 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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Top 3 airlines flying from Philadelphia to Kailua-Kona

Discover the top 3 airlines that operate flights from Philadelphia to Kailua-Kona. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$483Average$836FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$509Average$802FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$524Average$838FlexibilityNo cancel feeOn-time69%

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