How popular is this Kaua'i to Denver flight route?

Flights from Kaua'i to Denver Intl have been viewed 1 times in the past calendar month.

What are the cheapest airlines to fly from Kaua'i to Denver one-way?

The cheapest airlines for a one-way flight from Kaua'i to Denver are Delta ($135), Alaska Airlines ($171), and Southwest ($207).

Weekly flight availability from Kaua'i to Denver

The most flights from zzFUS to DEN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the cheapest flights from Kaua'i to Denver?

Looking at all options, your cheapest flight can be booked for $257. While the most popular route (Lihue - Denver Intl) can be booked for $310 on average, our data indicates $1,588 when flying from Kaua'i to Denver.

What are the most popular airlines that fly from Kaua'i to Denver?

The most popular airlines flying from Kaua'i to Denver are United Airlines, Southwest and Delta. Something to consider prior to booking your flight.

What airport do you fly into for flights to Denver from Kaua'i?

Denver Intl (DEN) is the airport you will fly into if you book a flight from Kaua'i to Denver. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.

Can I find deals for flights from Kaua'i to Denver that include hotel bookings?

Yes. In addition to deals on Kaua'i to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Kaua'i to Denver?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Denver.

Can I find deals for business class flights from Kaua'i to Denver?

Yes. Cheapflights offers flight deals from Kaua'i to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Kaua'i to Denver

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Find flight deals from Kaua'i to Denver

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	March
Cheapest in	February
Average price	$390
Good round-trip deal	$764 or less
Good one-way deal	$307 or less

Provider with most accurate pricing for Lihue-Denver Intl flight deals.

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High demand for flights, 4% potential price rise

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Cheapest flight prices on average. 6% potential price decrease ($41 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Price to beat on a round-trip flight from Kaua'i to Denver Intl.

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Price to beat on a one-way flight from Kaua'i to Denver Intl.

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Cheapflights Insights

Everything you need to know about your flight from Kaua'i to Denver

Prices

Airlines

What is the cheapest month to book a flight from Kaua'i to Denver?

Currently, February is the cheapest month in which you can book a flight from Kaua'i to Denver (average of $330). Flying from Kaua'i to Denver in March is currently the most expensive (average of $1,169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from FUS to DEN?

When flying from Kaua'i to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Denver

Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Kaua'i to Denver to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

8.0

Very good

4,202 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Alaska Airlines

7.9

Good

12,976 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.8

Good

8,609 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

10,246 reviews

Southwest

8.0

Very good

4,202 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

What airport do you fly into for flights to Denver from Kaua'i?
Denver Intl (DEN) is the airport you will fly into if you book a flight from Kaua'i to Denver. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.
How popular is this Kaua'i to Denver flight route?
Flights from Kaua'i to Denver Intl have been viewed 1 times in the past calendar month.
What are the cheapest airlines to fly from Kaua'i to Denver one-way?
The cheapest airlines for a one-way flight from Kaua'i to Denver are Delta ($135), Alaska Airlines ($171), and Southwest ($207).
What are the cheapest flights from Kaua'i to Denver?
Looking at all options, your cheapest flight can be booked for $257. While the most popular route (Lihue - Denver Intl) can be booked for $310 on average, our data indicates $1,588 when flying from Kaua'i to Denver.
Can I find deals for flights from Kaua'i to Denver that include hotel bookings?
Yes. In addition to deals on Kaua'i to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kaua'i to Denver?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Denver.
Can I find deals for business class flights from Kaua'i to Denver?
Yes. Cheapflights offers flight deals from Kaua'i to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Kaua'i to Denver?
Currently, February is the cheapest month in which you can book a flight from Kaua'i to Denver (average of $330). Flying from Kaua'i to Denver in March is currently the most expensive (average of $1,169). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 4 airlines flying from Kaua'i to Denver

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$179	Average$563	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$330	Average$781	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$336	Average$504	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$459	Average$893	FlexibilityNo cancel fee	On-time69%

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Cheap flights from Kaua'i to Denver (DEN)

Find cheap flights from Kaua'i to Denver with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Kaua'i to Denver

Most accurate provider

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Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Insights

What is the cheapest month to book a flight from Kaua'i to Denver?

What is the cheapest time of day to fly from FUS to DEN?

When flying from Kaua'i to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Kaua'i to Denver

The most flights from zzFUS to DEN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Reviews of airlines servicing Denver

Peruse reviews from past customers who have flown with Southwest,Alaska Airlines, andDelta from Kaua'i to Denver to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Denver from Kaua'i?

How popular is this Kaua'i to Denver flight route?

What are the cheapest airlines to fly from Kaua'i to Denver one-way?

What are the cheapest flights from Kaua'i to Denver?

Can I find deals for flights from Kaua'i to Denver that include hotel bookings?

How can I find direct flights from Kaua'i to Denver?

Can I find deals for business class flights from Kaua'i to Denver?

What is the cheapest month to book a flight from Kaua'i to Denver?

Traveling to a place near Denver?

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Complete your trip

Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Denver

Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 26, 2026.

Search flights from Kaua'i to Denver by cabin class

Find flights from Kaua'i to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Kaua'i and Denver flights

Browse other Kaua'i and Denver flight options. Last updated on September 26, 2026.

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Top 4 airlines flying from Kaua'i to Denver

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