Kailua-Kona to Denver flights
Find your dates. Discover your next journey.
- Lowest observed
- €197, departing 14 Nov 2026 (Last checked: 12 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- United Airlines, Alaska Airlines, Frontier Airlines, Southwest Airlines, WestJet
- Reported fastest flight
- 6h 58m
- Non-stop
- Yes
Your next trip, last seen at €259
Alaska Airlines · 2 stops · One wayWhen to fly
Explore datesFind the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
About this route
Explore the fares we observed from Kailua-Kona to Denver. Prices move often, so pick your dates to see the latest options.
- Route distance
- 5,323 km
- Reported fastest flight
- 6h 58m
- Airlines seen
- United Airlines, Alaska Airlines, Frontier Airlines, Southwest Airlines, WestJet
- Alternative airports
- APA
Route-level information; individual journeys vary.
Published schedules report non-stop service with United Airlines. Check current timetables.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| United Airlines | 4 / 114 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Ellison Onizuka Kona International Airport at Keāhole (KOA) → Kailua-Kona, city gazetteer reference point (19.7362, -156.0411): ≈ 1 km.
- Denver International Airport (DEN) → Denver, city gazetteer reference point (39.7392, -104.9847): ≈ 30 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest one-way fare we saw per airline
Cheapest airline from Kailua-Kona to Denver: Alaska Airlines, from €197 (checked 12 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Alaska Airlines | €197Nov 11, 2026 | 107 |
| United Airlines | €418Dec 28, 2026 | 8 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Kailua-Kona to Denver?
The lowest fare we have observed is €197, found on 12 Oct 2026. Prices move, so read it as a floor rather than a quote.
Are there direct flights from Kailua-Kona to Denver?
Yes. We have seen non-stop flights on this route, flown by United Airlines.
Which airlines fly from Kailua-Kona to Denver?
These are the carriers we have seen on the route: United Airlines, Alaska Airlines, Frontier Airlines, Southwest Airlines, WestJet.
How long does the flight from Kailua-Kona to Denver take?
The average journey time across the 78 fares we observed is 14h 01m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
Which airlines had non-stop offers on at least 3 departure dates from Kailua-Kona to Denver?
For Kailua-Kona to Denver, examples of observed one-way non-stop offers checked within the last 14 days: United Airlines (4). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which airline has the lowest fare from Kailua-Kona to Denver?
Cheapest airline from Kailua-Kona to Denver: Alaska Airlines, from €197 (checked 12 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 12 Oct 2026