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Kailua-Kona

$192+ 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — KOA
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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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 March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/5. 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.
Tue 4/148:00 am
PHL
-
KOA
1 stop13h 30m
United Airlines
Tue 4/2810:48 pm
KOA
-
PHL
1 stop12h 27m
United Airlines
Deal found 3/5$524
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 4/287:22 am
PHL
-
KOA
1 stop18h 30m
Multiple Airlines
Mon 5/47:46 pm
KOA
-
PHL
2 stops28h 16m
Multiple Airlines
Deal found 3/9$529
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 9/246:45 am
PHL
-
KOA
1 stop14h 35m
Alaska Airlines
Thu 10/112:10 pm
KOA
-
PHL
1 stop21h 56m
Alaska Airlines
Deal found 3/9$532
This Delta deal was found by Cheapflights users on 3/9. 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 4/275:30 am
PHL
-
KOA
2 stops18h 13m
Delta
Wed 5/68:50 pm
KOA
-
PHL
2 stops20h 17m
Delta
Deal found 3/9$535
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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 9/246:45 am
PHL
-
KOA
2 stops17h 41m
Multiple Airlines
Thu 10/112:10 pm
KOA
-
PHL
1 stop21h 56m
Multiple Airlines
Deal found 3/9$538
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 4/288:00 am
PHL
-
KOA
1 stop13h 30m
United Airlines
Mon 5/411:04 pm
KOA
-
PHL
1 stop11h 55m
United Airlines
Deal found 3/9$544
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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.
Tue 4/287:22 am
PHL
-
KOA
2 stops32h 13m
Multiple Airlines
Tue 5/57:46 pm
KOA
-
PHL
2 stops28h 16m
Multiple Airlines
Deal found 3/5$547
This Alaska Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 9/86:45 am
PHL
-
KOA
1 stop12h 57m
Alaska Airlines
Tue 9/2210:30 am
KOA
-
PHL
1 stop12h 57m
Alaska Airlines
Deal found 3/9$552
This United Airlines deal was found by Cheapflights users on 3/5. 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 4/88:00 am
PHL
-
KOA
1 stop13h 30m
United Airlines
Sat 4/252:02 pm
KOA
-
PHL
1 stop12h 13m
United Airlines
Deal found 3/5$554
This American Airlines deal was found by Cheapflights users on 3/6. 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 4/610:45 am
PHL
-
KOA
1 stop13h 14m
American Airlines
Tue 4/141:22 pm
KOA
-
PHL
1 stop11h 58m
American Airlines
Deal found 3/6$558

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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$524
(United Airlines)

One-way from

$192
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$912
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. 1% potential increase in price ($8 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 10, 2026.
Use the filters below to find and compare flights from Philadelphia to Kailua-Kona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/28

8:00 am-7:42 pm

2 stops17h 42m

Kona Intl

Tue 5/5

11:04 pm-4:59 pm

1 stop11h 55m

$530

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 4/27

7:03 am-5:43 pm

2 stops16h 40m

Kona Intl

Wed 5/6

8:50 pm-7:29 pm

2 stops16h 39m

$535

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/28

7:22 am-7:52 pm

1 stop18h 30m

Kona Intl

Tue 5/5

9:00 pm-6:02 am

2 stops27h 02m

$563

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/7

10:33 am-7:42 pm

2 stops15h 09m

Kona Intl

Tue 4/14

10:48 pm-5:15 pm

1 stop12h 27m

$596

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/28

7:22 am-7:52 pm

1 stop18h 30m

Kona Intl

Wed 4/29

7:05 am-6:02 am

2 stops16h 57m

$603
Quickest round-trip

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Wed 4/8

8:00 am-3:30 pm

1 stop13h 30m

Kona Intl

Sat 4/25

2:02 pm-8:15 am

1 stop12h 13m

$616

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/28

8:00 am-7:42 pm

2 stops17h 42m

Kona Intl

Wed 4/29

1:05 pm-9:59 am

2 stops14h 54m

$675

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Mon 4/20

6:55 pm-10:47 am

2 stops21h 52m

Kona Intl

Tue 4/28

12:55 pm-2:16 pm

3 stops19h 21m

$714
Cheapest one-way

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Tue 4/14

10:33 am-7:42 pm

2 stops15h 09m

$268
Quickest one-way

PhiladelphiaKailua-Kona

PHL - KOA

PHLKOA

Philadelphia

Fri 4/10

7:00 am-2:53 pm

1 stop13h 53m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 14 resultsSorted by cheapest first
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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Kailua-Kona flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 March 6, 2026.

To ensure you get the cheapest price possible for a flight from Philadelphia to Kailua-Kona, you should look to book at least 22 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, February is the cheapest month in which you can book a flight from Philadelphia to Kailua-Kona (average of $239). Flying from Philadelphia to Kailua-Kona in March is currently the most expensive (average of $461). 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 March 10, 2026.
Get a feel of what it's like to fly with Alaska Airlines,United Airlines, andAmerican 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
12,014 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
8.0
Very good
12,014 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,409 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,414 reviews
Alaska Airlines
8.0
Very good
12,014 reviews

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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 $535, United Airlines can have you in Kailua-Kona from Philadelphia in 16h 40m. 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 $375. 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 51% 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, February is the cheapest month in which you can book a flight from Philadelphia to Kailua-Kona (average of $239). Flying from Philadelphia to Kailua-Kona in March is currently the most expensive (average of $461). 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

Browse thousands of different options on Cheapflights for your next trip

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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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$375Average$622FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$524Average$762FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$529Average$781FlexibilityNo cancel feeOn-time71%

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