£165 Cheap Flights from Denver (DEN) to Kailua-Kona (KOA)

View £165 flight on Tue, 7 Oct 2025Opens in a new window

Popular airlines from Denver International Airport (DEN) to Kona Intl. Airport (KOA)

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Cheap Flights from Denver (DEN) to Kailua-Kona (KOA)

Prices were available within the past 7 days and start at £165 for one-way flights and £487 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, 13 Aug - Wed, 20 Aug
DEN
Denver
KOA
Kona Coast
£487 Return, found 3 days ago
£487
Return
found 3 days ago
Select Alaska Airlines flight, departing Wed, 13 Aug from Denver to Kona Coast, returning Wed, 20 Aug, priced at £487 found 3 days ago

Find the cheapest month to fly from Denver (DEN) to Kailua-Kona (KOA)

September is typically the cheapest month to fly

From £234 - £338 per traveller.

Graph displaying average flight prices per month

Flight from Denver to Kailua-Kona route information
Origin airport
Denver Intl.
Destination airport
Kona Intl.
Return price
£486
Distance
5319 km
Average flight time
5 hours 59 mins

Compare flights from Denver to Kailua-Kona easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Kailua-Kona. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Kona Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to Kona Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to Kona Intl. (KOA)

The easiest way to view the best deals on flights from Denver to Kailua-Kona today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to Kona Intl. start at just £487 and range up to £487.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and Kailua-Kona
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to Kailua-Kona flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to Kona Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from DEN to KOA?
Round-trip tickets between DEN and Ellison Onizuka Kona Intl. Airport at Keāhole start from £487. This is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book today so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Denver Intl. Airport (DEN) to Kona Intl. Airport (KOA)?
Most flights can be cancelled online, but whether you are charged a fee depends on your airline. If you do have to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from DIA airport to Kona Intl. Airport (KOA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Denver Airport to KOA flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DEN to Ellison Onizuka Kona Intl. Airport at Keāhole?
Denver to Kailua-Kona is around 5,400 kilometres, so get ready to spend a while in the air. Make sure you pack all the essentials, from your earplugs to your eye mask. Take a few snacks to munch on throughout your flight too.
Which airlines fly direct from Denver Intl. Airport (DEN) to Ellison Onizuka Kona Intl. Airport at Keāhole?
If you'd like to fly directly from Denver Airport to Kona Intl. Airport (KOA), United Airlines (UA) is a popular choice. It operates 30 monthly flights between Denver and Kailua-Kona.
Are DIA airport to Ellison Onizuka Kona Intl. Airport at Keāhole flight tickets cheaper when they're purchased at the last minute?
Flight prices from Denver Intl. Airport (DEN) to Ellison Onizuka Kona Intl. Airport at Keāhole are available up to a year prior to departure on Expedia. And although you may occasionally pick up a fantastic last-minute deal, it's not something you should bank on. Also, booking your flights in advance means you'll have more choices — and you can avoid landing the dreaded middle seat! We regularly update our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

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