$285 Cheap United flights Kailua-Kona (KOA) to Denver (DEN)

View $285 flight on Tue, Sep 30, 2025Opens in a new window

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$285 Cheap United flights Kailua-Kona (KOA) to Denver (DEN)

Prices were available within the past 7 days and start at $285 for one-way flights and $388 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Sep 16 - Thu, Sep 25
KOA
Kona Coast
DEN
Denver
$388 Roundtrip, found 1 day ago
$388
Roundtrip
found 1 day ago
Select United flight, departing Tue, Sep 16 from Kona Coast to Denver, returning Thu, Sep 25, priced at $388 found 1 day ago
United
Wed, Aug 6 - Tue, Aug 12
KOA
Kona Coast
DEN
Denver
$704 Roundtrip, found 8 hours ago
$704
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Aug 6 from Kona Coast to Denver, returning Tue, Aug 12, priced at $704 found 8 hours ago
Flights from Kailua-Kona (KOA) to Denver (DEN)
Origin airport
Kona Intl.
Destination airport
Denver Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Southwest Airlines, United
Popular airline
Alaska Airlines
Distance
3324 mi
Average flight time
7 hours 30 mins

Frequently asked questions

How much is a United Airlines flight from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN)?
Scoring cheap one-way United Airlines flights from KOA to DEN from $285 on Expedia is a breeze --- just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $388 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from KOA to DEN with United Airlines?
United Airlines flights to Denver are typically cheaper in the off-peak months of January and November. Whether you're in search of a return or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN) with United Airlines?
Look for cheap United Airlines flights from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN) one to three months prior to your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare type and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN)?
Jet off on one of United Airlines's 7 direct weekly flights from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN). To view available options, enter your origin, destination and dates and hit search. Then select the "Nonstop" and "Airline" filters.
How long does it take to fly from KOA to DEN with United Airlines?
From takeoff till touchdown, a direct United Airlines flight from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN) typically takes 6h 39m.
What is the earliest United Airlines flight from KOA to DEN?
The first United Airlines flight from KOA to DEN departs at 8:55PM UTC-10, arriving at 6:34AM UTC-7. If you want to jet off later in the day, the last United Airlines flight leaves KOA at 8:55PM UTC-10 and touches down at DEN at 6:34AM UTC-7. Flying early is generally a good idea as morning flights tend to experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Denver?
Jump on a United Airlines flight from Kona Intl. Airport (KOA) to Denver, and you're most likely to come in to Denver Intl. Airport (DEN). This is the airline's main hub in this city.
Why fly with United Airlines from KOA to DEN?
With a rewarding loyalty program, United Airlines is a top pick for many travelers flying from KOA to DEN. Plus, if you're a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN)?
Most likely, you'll be on a Boeing 777 for your United Airlines flight from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN). However, you could be switched to an alternative aircraft for operational reasons.
Can I change or cancel my United Airlines flight from Kona Intl. Airport (KOA) to Denver Intl. Airport (DEN)?
Changes are usually free within 24 hours of making a booking, but your airline may add a charge after that time. For further details about altering your flights, head to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to change your itinerary without being charged, tick the "No cancel fee" or "Changes included" filter when planning your trip.

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