$276+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — PHL
May 18 — May 251
Round-trip
1 adult, Economy
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Find cheap flights from Kailua-Kona to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kailua-Kona to Philadelphia
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Cheapest flights from Kailua-Kona to PhiladelphiaExplore 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 April 18, 2026.
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 April 18, 2026.
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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 10/279:30 pm
KOA
- PHL
1 stop13h 26m
Multiple Airlines
Thu 10/297:00 am
PHL
- KOA
2 stops16h 12m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$578
This Delta deal was found by Cheapflights users on 4/16. 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.
Thu 5/288:50 pm
KOA
- PHL
2 stops14h 32m
Delta
Mon 6/88:05 am
PHL
- KOA
2 stops17h 12m
Delta
Deal found 4/16![Delta logo]()
$625
This United Airlines deal was found by Cheapflights users on 4/16. 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 4/2210:48 pm
KOA
- PHL
1 stop12h 27m
United Airlines
Wed 4/298:00 am
PHL
- KOA
1 stop13h 30m
United Airlines
Deal found 4/16![United Airlines logo]()
$656
This American Airlines deal was found by Cheapflights users on 4/15. 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 4/301:22 pm
KOA
- PHL
1 stop11h 58m
American Airlines
Mon 5/47:13 am
PHL
- KOA
1 stop13h 13m
American Airlines
Deal found 4/15![American Airlines logo]()
$685
This American Airlines deal was found by Cheapflights users on 4/13. 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.
Wed 4/299:55 pm
KOA
- PHL
1 stop12h 29m
American Airlines
Sun 5/38:10 pm
PHL
- KOA
1 stop21h 35m
American Airlines
Deal found 4/13![American Airlines logo]()
$694
This United Airlines deal was found by Cheapflights users on 4/16. 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 6/11:52 pm
KOA
- PHL
1 stop11h 58m
United Airlines
Tue 7/710:32 am
PHL
- KOA
2 stops15h 15m
United Airlines
Deal found 4/16![United Airlines logo]()
$697
Best flights from Kailua-Kona to PhiladelphiaDiscover carefully curated flight deals from Kailua-Kona to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
Discover carefully curated flight deals from Kailua-Kona to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 18, 2026.
This Delta deal was found by Cheapflights users on 4/16. 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.
Thu 5/288:50 pm
KOA
- PHL
2 stops14h 32m
Delta
Mon 6/88:05 am
PHL
- KOA
2 stops17h 12m
Delta
Deal found 4/16![Delta logo]()
$625
This Expedia deal was found by Cheapflights users on 4/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:00 am
KOA
- PHL
1 stop15h 35m
Alaska Airlines
Mon 6/84:45 pm
PHL
- KOA
1 stop24h 11m
Alaska Airlines
Deal found 4/13![Alaska Airlines logo]()
$656
This United Airlines deal was found by Cheapflights users on 4/16. 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 6/1010:50 pm
KOA
- PHL
1 stop12h 27m
United Airlines
Tue 7/710:32 am
PHL
- KOA
2 stops15h 15m
United Airlines
Deal found 4/16![United Airlines logo]()
$727
This Alaska Airlines deal was found by Cheapflights users on 4/17. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:00 pm
KOA
- PHL
2 stops27h 02m
Multiple Airlines
Wed 5/66:58 pm
PHL
- KOA
2 stops26h 23m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$735
This Delta deal was found by Cheapflights users on 4/16. 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.
Tue 6/99:37 pm
KOA
- PHL
2 stops15h 43m
Delta
Wed 7/157:08 am
PHL
- KOA
1 stop16h 27m
Delta
Deal found 4/16![Delta logo]()
$746
Last-minute flights from Kailua-Kona to PhiladelphiaDiscover last-minute flight deals from Kailua-Kona to Philadelphia. Data last updated April 18, 2026 and is based on user searches.
Discover last-minute flight deals from Kailua-Kona to Philadelphia. Data last updated April 18, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 4/16. 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 4/2210:48 pm
KOA
- PHL
1 stop12h 27m
United Airlines
Wed 4/298:00 am
PHL
- KOA
1 stop13h 30m
United Airlines
Deal found 4/16![United Airlines logo]()
$656
This American Airlines deal was found by Cheapflights users on 4/13. 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.
Wed 4/299:55 pm
KOA
- PHL
1 stop12h 29m
American Airlines
Sun 5/38:10 pm
PHL
- KOA
1 stop21h 35m
American Airlines
Deal found 4/13![American Airlines logo]()
$694
This American Airlines deal was found by Cheapflights users on 4/15. 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 4/301:22 pm
KOA
- PHL
1 stop11h 58m
American Airlines
Mon 5/47:13 am
PHL
- KOA
1 stop13h 13m
American Airlines
Deal found 4/15![American Airlines logo]()
$685
This Delta deal was found by Cheapflights users on 4/16. 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.
Thu 5/288:50 pm
KOA
- PHL
2 stops14h 32m
Delta
Mon 6/88:05 am
PHL
- KOA
2 stops17h 12m
Delta
Deal found 4/16![Delta logo]()
$625
One-way flights from Kailua-Kona to PhiladelphiaSearch for one-way flight options from Kailua-Kona to Philadelphia. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
Search for one-way flight options from Kailua-Kona to Philadelphia. Find affordable one-way fares based on user searches. Data last updated April 18, 2026.
This American Airlines deal was found by Cheapflights users on 4/13. 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.
Wed 5/131:22 pm
KOA
- PHL
1 stop11h 58m
American Airlines
Deal found 4/13![American Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 4/15. 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 5/181:22 pm
KOA
- PHL
1 stop11h 58m
American Airlines
Deal found 4/15![American Airlines logo]()
$286
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/78:40 pm
KOA
- PHL
2 stops15h 49m
Delta
Deal found 4/17![Delta logo]()
$292
This American Airlines deal was found by Cheapflights users on 4/16. 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 4/301:22 pm
KOA
- PHL
1 stop11h 58m
American Airlines
Deal found 4/16![American Airlines logo]()
$328
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:07 pm
KOA
- PHL
2 stops16h 46m
Delta
Deal found 4/17![Delta logo]()
$334
This Alaska Airlines deal was found by Cheapflights users on 4/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/108:00 am
KOA
- PHL
1 stop16h 02m
Alaska Airlines
Deal found 4/14![Alaska Airlines logo]()
$336
This Alaska Airlines deal was found by Cheapflights users on 4/16. 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.
Mon 9/712:21 pm
KOA
- PHL
1 stop21h 23m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$338
This Delta deal was found by Cheapflights users on 4/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/308:40 pm
KOA
- PHL
2 stops15h 49m
Delta
Deal found 4/17![Delta logo]()
$340
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 April 18, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $625 (Delta) |
One-way from | $276 (American Airlines) |
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 April 18, 2026.
Use the filters below to find and compare flights from Kailua-Kona to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Thu 5/28
8:50 pm-5:22 pm
2 stops14h 32m
Philadelphia
Mon 6/8
8:05 am-7:17 pm
2 stops17h 12m
$625
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Thu 5/28
8:00 am-5:35 am
1 stop15h 35m
Philadelphia
Mon 6/8
4:45 pm-10:56 am
1 stop24h 11m
$656
Quickest round-trip
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Wed 6/10
10:50 pm-5:17 pm
1 stop12h 27m
Philadelphia
Tue 7/7
10:32 am-7:47 pm
2 stops15h 15m
$727
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Sat 5/2
9:00 pm-6:02 am
2 stops27h 02m
Philadelphia
Wed 5/6
6:58 pm-3:21 pm
2 stops26h 23m
$735
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Tue 6/9
9:37 pm-7:20 pm
2 stops15h 43m
Philadelphia
Wed 7/15
7:08 am-5:35 pm
1 stop16h 27m
$746
Cheapest one-way
Quickest one-way
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Wed 5/13
1:22 pm-7:20 am
1 stop11h 58m
$276
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Mon 9/7
8:40 pm-6:29 pm
2 stops15h 49m
$292
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Mon 5/18
1:22 pm-9:46 am
2 stops14h 24m
$292
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Mon 9/7
12:21 pm-3:44 pm
1 stop21h 23m
$328
Kailua-KonaPhiladelphia
KOA - PHL
KOAPHL
Kona Intl
Thu 4/23
9:55 pm-4:24 pm
1 stop12h 29m
$328
Showing 1-10 of 12 resultsSorted by cheapest first
- 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.
KOA-PHL
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.
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 April 18, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Hawaiian Airlines, andUnited 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.
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
Boarding
8.1
Crew
8.5
Entertainment
7.0
Overall
7.9
Comfort
7.8
Food
7.0
Reviews
1 / 20
8.0
ExcellentEugene,Mar 2026
MFR - SEA
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.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
King of Prussia
Reading
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark
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Kailua-Kona and Philadelphia flights
Browse other Kailua-Kona and Philadelphia flight options. Last updated on April 18, 2026.
Other flights from Kailua-Kona
Browse through other flights departing from Kailua-Kona. Flights are based on user searches made on Cheapflights and were last updated on April 18, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 18, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 April 18, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$533 | Average$637 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$544 | Average$593 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$565 | Average$699 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$579 | Average$688 | FlexibilityNo cancel fee | On-time71% |