$431 Cheap Flights from Wilmington (ILM) to Kailua-Kona (KOA)

View $431 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA)

Cheap Flights from Wilmington to Kailua-Kona (ILM-KOA)

Prices were available within the past 7 days and start at $431 for one-way flights and $526 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Dec 3 - Tue, Dec 16
ILM
Wilmington
KOA
Kona Coast
$526 Roundtrip, found 22 hours ago
$526
Roundtrip
found 22 hours ago
Select Delta flight, departing Wed, Dec 3 from Wilmington to Kona Coast, returning Tue, Dec 16, priced at $526 found 22 hours ago
Delta
Wed, Dec 3 - Sun, Dec 14
ILM
Wilmington
KOA
Kona Coast
$529 Roundtrip, found 22 hours ago
$529
Roundtrip
found 22 hours ago
Select Delta flight, departing Wed, Dec 3 from Wilmington to Kona Coast, returning Sun, Dec 14, priced at $529 found 22 hours ago
Delta
Fri, Oct 31 - Sat, Nov 1
ILM
Wilmington
KOA
Kona Coast
$530 Roundtrip, found 4 days ago
$530
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Oct 31 from Wilmington to Kona Coast, returning Sat, Nov 1, priced at $530 found 4 days ago
Delta
Fri, Oct 31 - Sun, Nov 2
ILM
Wilmington
KOA
Kona Coast
$533 Roundtrip, found 4 days ago
$533
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Oct 31 from Wilmington to Kona Coast, returning Sun, Nov 2, priced at $533 found 4 days ago
Delta
Mon, Nov 17 - Sat, Dec 6
ILM
Wilmington
KOA
Kona Coast
$544 Roundtrip, found 22 hours ago
$544
Roundtrip
found 22 hours ago
Select Delta flight, departing Mon, Nov 17 from Wilmington to Kona Coast, returning Sat, Dec 6, priced at $544 found 22 hours ago
Delta
Mon, Nov 17 - Thu, Dec 4
ILM
Wilmington
KOA
Kona Coast
$548 Roundtrip, found 22 hours ago
$548
Roundtrip
found 22 hours ago
Select Delta flight, departing Mon, Nov 17 from Wilmington to Kona Coast, returning Thu, Dec 4, priced at $548 found 22 hours ago
Delta
Tue, Nov 18 - Sat, Dec 6
ILM
Wilmington
KOA
Kona Coast
$549 Roundtrip, found 22 hours ago
$549
Roundtrip
found 22 hours ago
Select Delta flight, departing Tue, Nov 18 from Wilmington to Kona Coast, returning Sat, Dec 6, priced at $549 found 22 hours ago
Delta
Mon, Nov 10 - Mon, Nov 24
ILM
Wilmington
KOA
Kona Coast
$549 Roundtrip, found 10 hours ago
$549
Roundtrip
found 10 hours ago
Select Delta flight, departing Mon, Nov 10 from Wilmington to Kona Coast, returning Mon, Nov 24, priced at $549 found 10 hours ago
United
Thu, Dec 4 - Thu, Dec 18
ILM
Wilmington
KOA
Kona Coast
$726 Roundtrip, found 22 hours ago
$726
Roundtrip
found 22 hours ago
Select United flight, departing Thu, Dec 4 from Wilmington to Kona Coast, returning Thu, Dec 18, priced at $726 found 22 hours ago
American Airlines
Fri, Nov 7 - Mon, Nov 10
ILM
Wilmington
KOA
Kona Coast
$984 Roundtrip, found 22 hours ago
$984
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Nov 7 from Wilmington to Kona Coast, returning Mon, Nov 10, priced at $984 found 22 hours ago
Flights from Wilmington (ILM) to Kailua-Kona (KOA)
Origin airport
Wilmington Intl.
Destination airport
Kona Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$526
Distance
4802 mi

Wilmington to Kailua-Kona Flights

The cheapest times to fly from Wilmington 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 Wilmington to Kailua-Kona are during the month of December. You can find some of the cheapest flights from Wilmington to Kailua-Kona with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Wilmington 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 Wilmington 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 Wilmington to Kailua-Kona in 2025. You can also book with separate airlines for your outbound and return journeys, from $431 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 Wilmington 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 Wilmington 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 Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA) cost?
Get a cheap one-way flight from $431 or cheap return flight from $526 from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA)?
December is the least expensive month to fly from ILM to KOA. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest ILM to KOA flight.
How many flights per day from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA)?
There aren't any daily nonstop flights available from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from ILM to KOA?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA)?
Book a flight from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**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 Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA) last-minute?
Waiting until just before your trip to book your flight from ILM to KOA often results in higher prices. While it's possible to find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary for a better chance of snagging a bargain.
Is it cheaper to book an ILM to KOA flight and hotel package?
You'll generally save money by securing an ILM to KOA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Wilmington Intl. Airport (ILM) to Kona Intl. Airport (KOA)?
Generally, it's possible to cancel or reschedule your ILM to KOA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.