$356 Cheap United flights from Denver to Kailua-Kona (DEN to KOA)

Find The Best Day To Fly from Denver to Kailua-Kona

Amazing United DEN to KOA Flight Deals

The cheapest flights to Kona Intl. found within the past 7 days were $604 round trip and $356 one way. Prices and availability subject to change. Additional terms may apply.

Tue, Oct 7 - Tue, Oct 14
DEN
Denver
KOA
Kona Coast
$604 Roundtrip, found 6 days ago
$604
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 7 from Denver to Kona Coast, returning Tue, Oct 14, priced at $604 found 6 days ago

KOA From DEN Economy Coach Packages on Similar Airlines

Price found within the past 48 hours. Click for updated prices.
Kona Reef, A Raintree Vacation Club Resort

Kona Reef, A Raintree Vacation Club Resort

3 out of 5
Save 100% on your flight
per person
Oct 2 - Oct 7
found 1 day ago
Roundtrip non-stop flight included
Denver (DEN) to Kailua-Kona (KOA)
Mauna Lani, Auberge Resorts Collection

Mauna Lani, Auberge Resorts Collection

5 out of 5
Save 100% on your flight
per person
Aug 9 - Aug 16
found 1 day ago
Roundtrip non-stop flight included
Denver (DEN) to Kailua-Kona (KOA)
Kona Islander Vacation Club

Kona Islander Vacation Club

2.5 out of 5
Save 100% on your flight
per person
Sep 6 - Sep 12
found 1 day ago
Roundtrip non-stop flight included
Denver (DEN) to Kailua-Kona (KOA)
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Frequently asked questions

Can I catch a flight from Denver Intl. Airport (DEN) to Kona Intl. Airport (KOA) right now?
It's wise to learn about any quarantine requirements and travel advice reports in effect in your destination city. Make sure you check out the Covid-19 Travel Advisor for up-to-date information on booking a flight to Kona Intl. Airport (KOA).
What terminal is United Airlines at Denver Airport?
Flights mostly leave from the main terminal at DEN if you've booked a ticket with United Airlines. Traveling to Kona Intl. Airport (KOA)? Touch base with your airline (or do some research online) to find out which terminal you'll be pulling into.
Are there United Airlines non-stop flights from DEN to KOA?
You'll be glad to hear there are. Secure your seat on a direct flight with United Airlines from DIA airport to Kona Intl. Airport (KOA), and you won't have to stress about annoying stopovers or trying to run for your connecting flight.
How long is a United Airlines flight from DEN to KOA?
Throw that book in your carry-on you've been longing to read. A flight from Denver Intl. Airport (DEN) to KOA with United Airlines will take on average 8 hours and 9 minutes. You'll have plenty of time to lose yourself in the absorbing storyline.
What type of aircraft does United Airlines fly from DEN to KOA?
Buckle up and enjoy the journey aboard the Boeing 757-200. This aircraft is generally used on the DEN to KOA route when flying with United Airlines.
How many direct and indirect flights does United Airlines fly from DEN to KOA?
United Airlines is currently operating around 2 flights daily from Denver Intl. Airport (DEN) to Kona Intl. Airport (KOA).
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Ellison Onizuka Kona Intl. Airport at Keāhole, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Denver DEN to Kailua-Kona KOA 

To find the best deals on flights to Denver from Kailua-Kona with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Denver DEN to Kailua-Kona KOA with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $604 to $604, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Denver DEN to Kailua-Kona KOA 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Denver to Kailua-Kona costs from $356. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Kailua-Kona KOA from  Denver DEN with United 

To find a cheap United flight from Denver DEN to Kailua-Kona KOA, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Denver DEN to Kailua-Kona KOA 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover. 

 

Find nonstop flights from Denver DEN to Kailua-Kona KOA with United 

If you’re keen to be on Kailua-Kona soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Denver DEN to Kailua-Kona KOA 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Kailua-Kona KOA from  Denver DEN with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

Travelers ❤️ these 🏨 after their flight to Kailua-Kona

Royal Kona Resort
Royal Kona Resort
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Royal Kona Resort
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3.5 out of 5
75-5660 Palani Road, Kailua-Kona, HI
A full-service spa, 2 restaurants, and 2 outdoor tennis courts are all featured at this hotel. Traveling on business? Take advantage of the 24-hour business ...
8.4/10 Very Good! (1,012 reviews)
"Very nice property, centrally located to many attractions. More importantly, bellman/valet Ian went above and beyond to take care of us after a family member had a medical emergency. The staff in general truly demonstrated the Aloha spirit!"

Reviewed on Jul 5, 2025

Courtyard by Marriott King Kamehameha's Kona Beach Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.