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Kailua-Kona

$210+ 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KOA
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$416
(American Airlines)

One-way from

$210
(United Airlines)

Popular in

November

Cheapest in

September

Average price

$581
Provider with most accurate pricing for Philadelphia-Kona Intl flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Kona Intl flights.
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From Philadelphia to Kona Intl
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One-way flight from Philadelphia to Kona Intl
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Highest demand for flights based on searches. 0% potential increase in price ($5 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 15, 2026.

This American Airlines deal was found by Cheapflights users on 1/14. 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 2/1810:45 am
PHL
-
KOA
1 stop13h 14m
American Airlines
Tue 2/2410:40 pm
KOA
-
PHL
1 stop11h 17m
American Airlines
Deal found 1/14$416
This American Airlines deal was found by Cheapflights users on 1/14. 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 2/46:15 am
PHL
-
KOA
1 stop13h 39m
American Airlines
Wed 2/1110:11 pm
KOA
-
PHL
1 stop11h 44m
American Airlines
Deal found 1/14$425
This Delta deal was found by Cheapflights users on 1/14. 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 2/45:40 am
PHL
-
KOA
2 stops17h 50m
Delta
Wed 2/1110:55 pm
KOA
-
PHL
2 stops19h 51m
Delta
Deal found 1/14$435
This American Airlines deal was found by Cheapflights users on 1/13. 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 2/235:00 am
PHL
-
KOA
1 stop15h 30m
American Airlines
Tue 3/310:11 pm
KOA
-
PHL
1 stop12h 01m
American Airlines
Deal found 1/13$436
This Delta deal was found by Cheapflights users on 1/13. 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 2/235:31 am
PHL
-
KOA
2 stops17h 59m
Delta
Tue 3/310:55 pm
KOA
-
PHL
2 stops19h 51m
Delta
Deal found 1/13$455
This American Airlines deal was found by Cheapflights users on 1/14. 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 2/16:35 pm
PHL
-
KOA
1 stop25h 19m
American Airlines
Mon 2/1610:11 pm
KOA
-
PHL
1 stop12h 01m
American Airlines
Deal found 1/14$474
This American Airlines deal was found by Cheapflights users on 1/14. 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 3/29:24 am
PHL
-
KOA
1 stop14h 35m
American Airlines
Mon 3/99:17 pm
KOA
-
PHL
2 stops14h 07m
American Airlines
Deal found 1/14$480
This United Airlines deal was found by Cheapflights users on 1/14. 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.
Mon 3/26:27 am
PHL
-
KOA
2 stops15h 07m
United Airlines
Mon 3/910:55 pm
KOA
-
PHL
2 stops14h 14m
United Airlines
Deal found 1/14$487

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 January 15, 2026.
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

Mon 2/23

8:35 am-6:59 pm

2 stops15h 24m

Kona Intl

Tue 3/3

10:11 pm-3:12 pm

1 stop12h 01m

$422

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 2/23

5:31 am-6:30 pm

2 stops17h 59m

Kona Intl

Tue 3/3

10:55 pm-11:46 pm

2 stops19h 51m

$455

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 3/2

9:24 am-6:59 pm

1 stop14h 35m

Kona Intl

Mon 3/9

6:10 pm-12:55 pm

1 stop12h 45m

$474

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 5/5

7:22 am-9:35 am

2 stops32h 13m

Kona Intl

Tue 5/12

8:00 am-6:02 am

1 stop16h 02m

$523

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Wed 4/22

7:22 am-7:52 pm

1 stop18h 30m

Kona Intl

Wed 4/29

8:00 am-6:02 am

1 stop16h 02m

$532

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 4/27

7:22 am-7:52 pm

1 stop18h 30m

Kona Intl

Wed 5/6

8:00 am-6:02 am

1 stop16h 02m

$532

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 4/27

7:22 am-7:52 pm

1 stop18h 30m

Kona Intl

Wed 5/6

7:46 pm-6:02 am

2 stops28h 16m

$537

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/14

8:00 am-3:30 pm

1 stop13h 30m

Kona Intl

Tue 4/28

1:05 pm-12:17 pm

2 stops17h 12m

$538

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 3/17

9:28 am-5:59 pm

1 stop14h 31m

$266

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Wed 3/11

9:28 am-5:59 pm

1 stop14h 31m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Showing 1-10 of 15 results
1
2

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 January.
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 January 9, 2026.

To ensure you get the cheapest price possible for a flight from Philadelphia to Kailua-Kona, you should look to book at least 12 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, March is the cheapest month in which you can book a flight from Philadelphia to Kailua-Kona (average of $211). 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 January 15, 2026.
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
11,721 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,721 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,164 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,134 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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 $422, American Airlines can have you in Kailua-Kona from Philadelphia in 15h 24m. 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 United Airlines and American Airlines, with the lowest prices starting at $524 and $529, 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, March is the cheapest month in which you can book a flight from Philadelphia to Kailua-Kona (average of $211). 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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Alternative routes for Philadelphia to Kailua-Kona

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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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$483Average$836FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$524Average$806FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$529Average$807FlexibilityNo cancel feeOn-time71%

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