$250 Cheap Flights from Philadelphia (PHL) to Kailua-Kona (KOA)

View $250 flight on Tue, Dec 9, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA)

Cheap Flights from Philadelphia to Kailua-Kona (PHL-KOA)

Prices were available within the past 7 days and start at $250 for one-way flights and $493 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Fri, Dec 5 - Sun, Dec 14
PHL
Philadelphia
KOA
Kona Coast
$493 Roundtrip, found 22 hours ago
$493
Roundtrip
found 22 hours ago
Select Hawaiian Airlines flight, departing Fri, Dec 5 from Philadelphia to Kona Coast, returning Sun, Dec 14, priced at $493 found 22 hours ago
Alaska Airlines
Tue, Dec 9 - Sun, Dec 14
PHL
Philadelphia
KOA
Kona Coast
$493 Roundtrip, found 1 day ago
$493
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Tue, Dec 9 from Philadelphia to Kona Coast, returning Sun, Dec 14, priced at $493 found 1 day ago
Hawaiian Airlines
Fri, Dec 5 - Mon, Dec 8
PHL
Philadelphia
KOA
Kona Coast
$503 Roundtrip, found 5 days ago
$503
Roundtrip
found 5 days ago
Select Hawaiian Airlines flight, departing Fri, Dec 5 from Philadelphia to Kona Coast, returning Mon, Dec 8, priced at $503 found 5 days ago
Alaska Airlines
Mon, Dec 8 - Tue, Dec 23
PHL
Philadelphia
KOA
Kona Coast
$503 Roundtrip, found 1 day ago
$503
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Dec 8 from Philadelphia to Kona Coast, returning Tue, Dec 23, priced at $503 found 1 day ago
Delta
Tue, Jan 20 - Fri, Jan 30
PHL
Philadelphia
KOA
Kona Coast
$506 Roundtrip, found 1 hour ago
$506
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Jan 20 from Philadelphia to Kona Coast, returning Fri, Jan 30, priced at $506 found 1 hour ago
Delta
Sat, Dec 6 - Tue, Dec 16
PHL
Philadelphia
KOA
Kona Coast
$506 Roundtrip, found 22 hours ago
$506
Roundtrip
found 22 hours ago
Select Delta flight, departing Sat, Dec 6 from Philadelphia to Kona Coast, returning Tue, Dec 16, priced at $506 found 22 hours ago
Hawaiian Airlines
Sat, Jan 17 - Mon, Feb 2
PHL
Philadelphia
KOA
Kona Coast
$507 Roundtrip, found 2 days ago
$507
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Jan 17 from Philadelphia to Kona Coast, returning Mon, Feb 2, priced at $507 found 2 days ago
Alaska Airlines
Wed, Feb 18 - Thu, Mar 5
PHL
Philadelphia
KOA
Kona Coast
$508 Roundtrip, found 2 days ago
$508
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Feb 18 from Philadelphia to Kona Coast, returning Thu, Mar 5, priced at $508 found 2 days ago
American Airlines
Mon, Mar 9 - Tue, Mar 10
PHL
Philadelphia
KOA
Kona Coast
$541 Roundtrip, found 1 day ago
$541
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Mar 9 from Philadelphia to Kona Coast, returning Tue, Mar 10, priced at $541 found 1 day ago
United
Tue, Jan 20 - Fri, Jan 30
PHL
Philadelphia
KOA
Kona Coast
$569 Roundtrip, found 1 hour ago
$569
Roundtrip
found 1 hour ago
Select United flight, departing Tue, Jan 20 from Philadelphia to Kona Coast, returning Fri, Jan 30, priced at $569 found 1 hour ago

Find the cheapest month to fly from Philadelphia (PHL) to Kailua-Kona (KOA)

January is typically the cheapest month to fly

From $449 - $842 per traveler.

Alternative airports near Kailua-Kona

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Waimea-Kohala MUE. Flights from $1,161
MUE
Waimea-Kohala
Flights from $1,161
Flights from Philadelphia (PHL) to Kailua-Kona (KOA)
Origin airport
Philadelphia Intl.
Destination airport
Kona Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Roundtrip price
$493
Distance
4878 mi

Philadelphia to Kailua-Kona Flights

The cheapest times to fly from Philadelphia to Kailua-Kona

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Philadelphia to Kailua-Kona are during the month of December. You can find some of the cheapest flights from Philadelphia to Kailua-Kona with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Kailua-Kona

Sunday is one of the best days to book for cheap flights from Philadelphia to Kailua-Kona: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Philadelphia to Kailua-Kona

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Philadelphia to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from $250 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Philadelphia to Kailua-Kona flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Philadelphia to Kailua-Kona airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA) cost?
Get a cheap one-way flight from $250 or cheap return flight from $493 from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA)?
December is the cheapest month to fly from PHL to KOA. Traveling during quieter months is often the key to finding a great deal.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from PHL to KOA. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA)?
You'll have to book a flight with a layover when traveling from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover the best option for your trip.
What day of the week has the most flights from PHL to KOA?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on various factors, including the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA)?
To reach Kona Intl. Airport (KOA) without delays, opt for a flight that takes off from Philadelphia Intl. Airport (PHL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA) last-minute?
Last-minute bookings from PHL to KOA are usually more expensive. For the lowest rates, start searching for flights ahead of time. That being said, if you're flexible with your travel plans, you may find a cheap fare right before your trip.
Is it cheaper to book a PHL to KOA flight and hotel package?
You'll generally save money by booking a PHL to KOA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your ideal accommodations and flights, consider adding extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Kona Intl. Airport (KOA)?
If you booked your PHL to KOA flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more information.

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*Available to One Key members.