The cheapest times to fly from KOA to DEN are

  • January 8th to March 4th
  • August 6th to November 25th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KOA to DEN is late October. Prices can be as high as $1341 for Saturday flights during early to mid December, or as low as $545 for Wednesday flights around late October.


When to Fly to Denver

Flying from Kona, HI (KOA) to Denver, CO (DEN) will usually cost between $562 to $901 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $583. Due to high demand the most expensive time to fly is early to mid December, with an average price of $910. Planning your trip to low-cost times can easily save you $327 on economy flights and even more on first-class flights. Generally, any price below $710 can be considered a good price for a round-trip KOA to DEN flight.

See below for a graph of average weekly prices for the KOA to DEN route. All prices are for round-trip tickets in USD.

KOA to DEN Flight Prices

Compared to other flights, the KOA to DEN flight is cheaper than the average and costs less than the average flight leaving from Kailua-Kona. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Wednesday is usually the cheapest day to fly to DEN, and Tuesday the cheapest day to fly back into KOA. Saturdays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $116 (15%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Wednesday and returning a week later will cost an average of $677. Return trip prices are from the DEN to KOA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from KOA to DEN can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 6 hour 58 minutes may be realistic.


Flight Hacking KOA to DEN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from KOA to DEN — but Champion Traveler does!

Hack #1: San Jose, CA (KOA > SJC > DEN)

  • Price for both tickets: $663
  • Average savings: $48 (6.69%)

See KOA to SJC flights

Hack #2: San Diego, CA (KOA > SAN > DEN)

  • Price for both tickets: $669
  • Average savings: $42 (5.85%)

See KOA to SAN flights

Hack #3: Seattle, WA (KOA > SEA > DEN)

  • Price for both tickets: $695
  • Average savings: $15 (2.11%)

See KOA to SEA flights


Flight Questions Answered

Still have questions about flying from KOA to DEN? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Alaska, American, Delta, Hawaiian, Southwest, United, and potentially more during busy seasons.

How far away is it from Denver International Airport to Ellison Onizuka Kona International at Keahole Airport?

The distance between the two airports is roughly 3325 miles or 5351 kilometers.

How long does it take to fly from KOA to DEN?

The real-world flight time for a nonstop KOA to DEN flight is about 6 hour 58 minutes.

How many flights go between Kona, HI and Denver, CO?

It depends on the day of the week and the date, but a typical day might have around 126 available flights from KOA to DEN.


Airport Location Info


Departing Airport

Origination code KOA
Origination airport name Ellison Onizuka Kona International at Keahole Airport
City Kona, HI
Country the United States
Latitude 19.7
Longitude -156

Return Airport

Destination code DEN
Destination airport name Denver International Airport
City Denver, CO
Country the United States
Latitude 39.9
Longitude -104.7


Late and Early Flight Data

Flights from KOA to DEN tend to depart late almost never compared to the average flight. According to our recently updated data, 10% of flights departed 5 or more minutes late, and 71% of flights left 5 or more minutes early. On average you can expect to leave DEN heading for KOA about 8 minutes late. This does not significantly impact arrival time, as the average landing time in Denver, CO is about 3 minutes early. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • United: 8 minutes late
  • Some airlines not reporting


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.