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Kaua'i

$160+ Cheap flights from Denver (DEN) to Kaua'i

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIH
Nov 18 — Nov 251
Tue 11/18
Tue 11/25
1 adult, Economy
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Cheap flight deals from Denver to Kaua'i

Keep the following information in mind while searching for Denver to Kaua'i flight deals. Data was last updated October 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$328
(Kiwi.com)

One-way from

$171
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$564

Good round-trip deal

$833 or less

Good one-way deal

$487 or less
Provider with most accurate pricing for Denver Intl-Lihue flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Lihue flights.
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From Denver Intl to Kaua'i
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One-way flight from Denver Intl to Kaua'i
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Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Denver Intl to Kaua'i.
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Price to beat on a one-way flight from Denver Intl to Kaua'i.
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Find flight deals from Denver to Kaua'i

Cheapest flights from Denver to Kaua'i
Explore the most affordable flight options available from Denver to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:41 amDEN - LIH
2 stops21h 37mAlaska Airlines
Mon 12/152:53 pmLIH - DEN
1 stop25h 31mAlaska Airlines
Deal found 10/17$336
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:25 pmDEN - LIH
1 stop10h 45mDelta
Mon 12/1510:55 pmLIH - DEN
1 stop9h 49mDelta
Deal found 10/17$339
This Expedia deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:41 pmDEN - LIH
1 stop28h 12mAlaska Airlines
Thu 12/112:53 pmLIH - DEN
1 stop25h 31mAlaska Airlines
Deal found 10/18$343
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:25 pmDEN - LIH
1 stop10h 45mDelta
Fri 12/510:55 pmLIH - DEN
1 stop9h 49mDelta
Deal found 10/16$348
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/412:25 pmDEN - LIH
1 stop10h 45mDelta
Sun 12/79:50 pmLIH - DEN
1 stop22h 31mDelta
Deal found 10/16$351
This Delta deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:25 pmDEN - LIH
1 stop10h 45mDelta
Thu 12/49:50 pmLIH - DEN
1 stop10h 42mDelta
Deal found 10/16$359
This Alaska Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:40 pmDEN - LIH
1 stop12h 45mAlaska Airlines
Thu 12/42:53 pmLIH - DEN
1 stop18h 08mAlaska Airlines
Deal found 10/16$360
This Kiwi.com deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1510:55 pmDEN - LIH
1 stop15h 13mMultiple Airlines
Sun 11/236:47 amLIH - DEN
2 stops24h 27mMultiple Airlines
Deal found 10/16$362

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 19, 2025.
Use the filters below to find and compare flights from Denver to Kaua'i that are best for you.

Fly from

Denver

Fly to

Kaua'i

Route

Depart

Return

Price

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Thu 12/4

11:41 am-6:18 am

2 stops21h 37m

Lihue

Mon 12/15

2:53 pm-7:24 pm

1 stop25h 31m

$336

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Thu 12/4

12:25 pm-8:10 pm

1 stop10h 45m

Lihue

Mon 12/15

10:55 pm-11:44 am

1 stop9h 49m

$339

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Mon 12/8

12:41 pm-6:18 am

2 stops20h 37m

Lihue

Fri 12/12

2:53 pm-11:59 pm

1 stop30h 06m

$378

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Sat 1/10

12:34 pm-6:17 am

2 stops20h 43m

Lihue

Thu 1/15

10:50 am-11:38 am

1 stop21h 48m

$379

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Wed 12/3

7:28 pm-6:33 pm

1 stop26h 05m

Lihue

Sun 12/7

9:50 pm-11:32 am

1 stop10h 42m

$401

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Thu 11/27

6:00 am-8:30 pm

2 stops17h 30m

Lihue

Fri 12/12

1:39 pm-2:46 pm

2 stops22h 07m

$444

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Mon 10/27

7:19 pm-3:07 pm

2 stops23h 48m

Lihue

Thu 11/6

1:11 pm-11:34 am

2 stops19h 23m

$476

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Sun 11/9

7:28 pm-8:04 pm

2 stops27h 36m

Lihue

Thu 11/13

9:40 pm-3:39 pm

2 stops14h 59m

$480

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Sat 12/6

6:55 am-8:10 pm

2 stops16h 15m

Lihue

Sat 12/20

10:43 pm-12:15 pm

1 stop10h 32m

$487

DenverLihue

DEN - LIH

DENLIH

Denver Intl

Tue 12/16

12:25 pm-8:10 pm

1 stop10h 45m

Lihue

Sun 12/21

10:43 pm-12:15 pm

1 stop10h 32m

$511

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 20 results
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Best time to book a flight from Denver to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, September is the cheapest month in which you can book a flight from Denver to Kaua'i (average of $189). Flying from Denver to Kaua'i in July is currently the most expensive (average of $413). 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 DEN to FUS?

Find hourly flight availability from Denver to Kaua'i. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 19, 2025.

One of the essential ways to save on airfare from Denver to Kaua'i is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 51% on airfare.

Weekly flight availability from Denver to Kaua'i

Explore weekly flight availability from Denver to Kaua'i. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 19, 2025.

The most flights from DEN to zzFUS 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 Kaua'i

Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated October 19, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Denver to Kaua'i. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,134 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,134 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Southwest
8.0
Very good
4,241 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,976 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,994 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.2
Good
11,026 reviews
Alaska Airlines
8.0
Very good
11,134 reviews

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Denver to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Most people fly from Denver Intl (DEN) if they book a flight from Denver to Kaua'i. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

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

    This flight path from Denver Intl to Kaua'i was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Denver to Kaua'i?

    There are many flights that can get you from Denver to Kaua'i in 10h 45m. Fly via Alaska Airlines or Delta to get the fastest option. The distance from Denver to Kaua'i is about 3407 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest flight price from Denver to Kaua'i is $407. On average you can expect to pay $838. The most popular route, (Denver Intl - Lihue), can usually be booked for $324.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to Kaua'i 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 Denver to Kaua'i?

    Currently, September is the cheapest month in which you can book a flight from Denver to Kaua'i (average of $189). Flying from Denver to Kaua'i in July is currently the most expensive (average of $413). 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.

See more FAQs

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Alternative routes for Denver to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Denver to Kaua'i

Discover the top 6 airlines that operate flights from Denver to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$284Average$491FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$306Average$710FlexibilityNo cancel feeOn-time85%
American AirlinesCheapest$317Average$530FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$355Average$531FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$402Average$693FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$574Average$967FlexibilityNo cancel feeOn-time69%

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