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$373+ Cheap flights from Kailua-Kona to Philadelphia (KOA - PHL)

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 2/27. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — PHL
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from Kailua-Kona to Philadelphia

Cheapest flights from Kailua-Kona to Philadelphia
Explore the most affordable flight options available from Kailua-Kona to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/91:51 pm
KOA
-
PHL
2 stops20h 15m
Multiple Airlines
Mon 6/295:15 pm
PHL
-
KOA
1 stop23h 42m
Multiple Airlines
Deal found 2/20$628
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/98:00 am
KOA
-
PHL
1 stop15h 35m
Alaska Airlines
Mon 6/295:15 pm
PHL
-
KOA
1 stop23h 42m
Alaska Airlines
Deal found 2/20$642
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Fri 3/62:28 pm
KOA
-
PHL
1 stop11h 47m
United Airlines
Tue 3/108:00 am
PHL
-
KOA
1 stop13h 34m
United Airlines
Deal found 2/18$685
This United Airlines deal was found by Cheapflights users on 2/20. 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 2/262:35 pm
KOA
-
PHL
1 stop11h 40m
United Airlines
Mon 3/28:00 am
PHL
-
KOA
1 stop13h 34m
United Airlines
Deal found 2/20$752
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 2/269:01 pm
KOA
-
PHL
2 stops15h 19m
Multiple Airlines
Mon 3/210:30 am
PHL
-
KOA
2 stops17h 27m
Multiple Airlines
Deal found 2/20$762
This United Airlines deal was found by Cheapflights users on 2/18. 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 3/52:28 pm
KOA
-
PHL
2 stops14h 19m
United Airlines
Mon 3/98:00 am
PHL
-
KOA
2 stops17h 51m
United Airlines
Deal found 2/18$767
This deal was found by Cheapflights users on 2/17. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:48 pm
KOA
-
PHL
1 stop12h 27m
United Airlines
Sun 4/268:00 am
PHL
-
KOA
1 stop13h 30m
United Airlines
Deal found 2/17$774
This United Airlines deal was found by Cheapflights users on 2/20. 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 6/912:57 pm
KOA
-
PHL
2 stops17h 28m
United Airlines
Mon 6/296:45 pm
PHL
-
KOA
2 stops22h 57m
United Airlines
Deal found 2/20$811
This United Airlines deal was found by Cheapflights users on 2/17. 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 2/188:55 pm
KOA
-
PHL
1 stop13h 56m
United Airlines
Sun 2/228:00 am
PHL
-
KOA
1 stop13h 34m
United Airlines
Deal found 2/17$825

Find flight deals from Kailua-Kona to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to Philadelphia (PHL). 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$628
(Alaska Airlines)

One-way from

$373
(United Airlines)
Provider with most accurate pricing for Kona Intl-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Kona Intl-Philadelphia flights.
Search Deals
From Kona Intl to Philadelphia
Search Deals
One-way flight from Kona Intl to Philadelphia
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Philadelphia 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 February 21, 2026.
Use the filters below to find and compare flights from Kailua-Kona to Philadelphia that are best for you.

Fly from

Kailua-Kona

Fly to

Philadelphia

Route

Depart

Return

Price

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Tue 6/9

1:51 pm-4:06 pm

2 stops20h 15m

Philadelphia

Mon 6/29

5:15 pm-10:57 am

1 stop23h 42m

$628

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Fri 3/6

2:28 pm-7:15 am

1 stop11h 47m

Philadelphia

Tue 3/10

8:00 am-3:34 pm

1 stop13h 34m

$685

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Thu 3/5

2:28 pm-9:47 am

2 stops14h 19m

Philadelphia

Mon 3/9

8:00 am-7:51 pm

2 stops17h 51m

$767

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Wed 4/15

10:48 pm-5:15 pm

1 stop12h 27m

Philadelphia

Sun 4/26

8:00 am-3:30 pm

1 stop13h 30m

$774

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Thu 4/16

2:02 pm-8:15 am

1 stop12h 13m

Philadelphia

Sun 4/26

8:00 am-3:30 pm

1 stop13h 30m

$774

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Tue 6/9

12:57 pm-12:25 pm

2 stops17h 28m

Philadelphia

Mon 6/29

6:45 pm-11:42 am

2 stops22h 57m

$811

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Sat 3/7

2:28 pm-6:39 am

1 stop11h 11m

Philadelphia

Wed 3/11

9:55 am-7:51 pm

2 stops15h 56m

$831

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Thu 2/26

2:35 pm-7:15 am

1 stop11h 40m

$904

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Tue 4/21

10:07 pm-5:58 pm

1 stop13h 51m

$1,112

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Mon 4/20

1:05 pm-11:43 am

2 stops16h 38m

$1,338

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/17

  • Most accurate provider: When it comes to deals on Kailua-Kona-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kailua-Kona-Philadelphia 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 Kailua-Kona-Philadelphia 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 Kailua-Kona to Philadelphia

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

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

Currently, July is the cheapest month in which you can book a flight from Kailua-Kona to Philadelphia (average of $411). Flying from Kailua-Kona to Philadelphia in April is currently the most expensive (average of $642). 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 Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated February 21, 2026.
Get a feel of what it's like to fly with Alaska Airlines, Hawaiian Airlines, and United Airlines from Kailua-Kona to Philadelphia 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
11,919 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

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
11,919 reviews
Alaska Airlines
8.0
Very good
11,919 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Hawaiian Airlines
7.8
Good
2,835 reviews
Alaska Airlines
8.0
Very good
11,919 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

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
9,336 reviews
Alaska Airlines
8.0
Very good
11,919 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

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
7.2
Good
11,336 reviews
Alaska Airlines
8.0
Very good
11,919 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

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 Kailua-Kona to Philadelphia. 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 Kailua-Kona to Philadelphia?

    A quick flight from Kailua-Kona to Philadelphia can take about 11h 47m. United Airlines provides one of the quickest options available for as low as $685. There are 4875 mi between Kailua-Kona and Philadelphia.

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

    Our cheapest airline available from Kailua-Kona to Philadelphia is United Airlines. Our recent data shows that you can find tickets from as low as $533 on this airline. Additional options worth looking into are Alaska Airlines and Hawaiian Airlines, starting at $544 and $565 round-trip.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from Kailua-Kona to Philadelphia (average of $411). Flying from Kailua-Kona to Philadelphia in April is currently the most expensive (average of $642). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Pottstown
Reading
Ocean City
Cherry Hill
Lewes
Dewey Beach
Ephrata
Camden
Vineland
Milford
King of Prussia
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Newark

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Kailua-Kona to Philadelphia

Discover the top 4 airlines that operate flights from Kailua-Kona to Philadelphia. 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$533Average$637FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$544Average$593FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$565Average$699FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$579Average$709FlexibilityNo cancel feeOn-time71%

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