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$265+ 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 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — PHL
Jul 5 — Jul 121
Sat 7/5
Sat 7/12
1 adult, Economy
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Cheap 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 June 30, 2025.

Round-trip from

$723
(Alaska Airlines)

One-way from

$265
(American Airlines)

Popular in

January

Cheapest in

October

Average price

$725
From Kona Intl to Philadelphia
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One-way flight from Kona Intl to Philadelphia
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Highest demand for flights based on searches. 23% potential increase in price ($266 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($104 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find 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 June 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/28. 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 8/129:30 pmKOA - PHL
1 stop25h 55mAlaska Airlines
Tue 8/196:45 amPHL - KOA
1 stop14h 34mAlaska Airlines
Deal found 6/28$723
This United Airlines deal was found by Cheapflights users on 6/28. 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 8/121:10 pmKOA - PHL
2 stops15h 37mUnited Airlines
Tue 8/198:15 amPHL - KOA
2 stops17h 09mUnited Airlines
Deal found 6/28$747
This American Airlines deal was found by Cheapflights users on 6/28. 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.
Thu 7/109:45 pmKOA - PHL
1 stop19h 49mAmerican Airlines
Sun 7/206:15 amPHL - KOA
1 stop13h 37mAmerican Airlines
Deal found 6/28$787

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 June 30, 2025.
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 8/12

9:30 pm-5:25 am

1 stop25h 55m

Philadelphia

Tue 8/19

6:45 am-3:19 pm

1 stop14h 34m

$723

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Tue 8/12

1:10 pm-10:47 am

2 stops15h 37m

Philadelphia

Tue 8/19

8:15 am-7:24 pm

2 stops17h 09m

$747

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Thu 7/10

9:45 pm-11:34 pm

1 stop19h 49m

Philadelphia

Sun 7/20

6:15 am-1:52 pm

1 stop13h 37m

$787

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Tue 12/23

10:28 pm-4:19 pm

1 stop12h 51m

$265

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Sun 9/21

11:00 pm-5:28 pm

1 stop12h 28m

$332

Kailua-KonaPhiladelphia

KOA - PHL

KOAPHL

Kona Intl

Sat 7/5

10:30 am-5:25 am

1 stop12h 55m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

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, August is the cheapest month in which you can book a flight from Kailua-Kona to Philadelphia (average of $236). Flying from Kailua-Kona to Philadelphia in March is currently the most expensive (average of $295). 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 KOA to PHL?

Find hourly flight availability from Kailua-Kona to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 30, 2025.

One of the essential ways to save on airfare from Kailua-Kona to Philadelphia is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 12% on airfare.

How much does it cost to fly round-trip from Kailua-Kona to Philadelphia?

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 June 30, 2025.
Get a feel of what it's like to fly with Alaska Airlines, United Airlines, and American 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
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

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

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

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
8,852 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

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

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.1

Comfort

7.8

Food

7.1

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 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.

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

    Our cheapest airline available from Kailua-Kona to Philadelphia is Alaska Airlines. Our recent data shows that you can find tickets from as low as $723 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $747 and $787 round-trip. Alaska Airlines is currently priced 17% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Kailua-Kona to Philadelphia one-way?

    $265 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $332 and $487, respectively.

  • 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, August is the cheapest month in which you can book a flight from Kailua-Kona to Philadelphia (average of $236). Flying from Kailua-Kona to Philadelphia in March is currently the most expensive (average of $295). 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 Kailua-Kona?

Book flights to Kailua-Kona if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Cherry Hill
Pottstown
Ocean City
Chester
Essington
Exton
Reading
Newark
Millville
Ephrata
Camden
Dover
Elkton
Willow Grove
Glen Mills
Springfield
Phoenixville

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Alternative routes for Kailua-Kona to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Kailua-Kona to Philadelphia

Discover the top 2 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 June 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$529Average$831FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$568Average$711FlexibilityNo cancel feeOn-time69%

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