$155+ Cheap flights from Denver (DEN) to Kaua'i
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — LIH
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Denver to Kaua'i with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Denver to Kaua'i
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Best
Last-minute
One-way
Cheapest flights from Denver to Kaua'iExplore 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 September 15, 2026.
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 September 15, 2026.
This Expedia deal was found by Cheapflights users on 9/11. 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.
Mon 11/97:59 pm -
1 stop20h 48m
Tue 11/1011:29 pm -
1 stop11h 29m
Deal found 9/11![Multiple Airlines logo]()
$305
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 10/287:07 am -
1 stop11h 38m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/11![Alaska Airlines logo]()
$310
This Expedia deal was found by Cheapflights users on 9/15. 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.
Tue 10/277:07 am -
2 stops13h 28m
Tue 11/311:45 am -
1 stop22h 12m
Deal found 9/15![Multiple Airlines logo]()
$315
This Expedia deal was found by Cheapflights users on 9/15. 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.
Wed 10/2812:00 pm -
1 stop13h 27m
Thu 11/55:08 pm -
2 stops16h 49m
Deal found 9/15![Multiple Airlines logo]()
$316
This Expedia deal was found by Cheapflights users on 9/15. 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.
Wed 10/289:45 am -
2 stops16h 12m
Tue 11/103:46 pm -
2 stops18h 11m
Deal found 9/15![Multiple Airlines logo]()
$321
This Expedia deal was found by Cheapflights users on 9/11. 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.
Mon 11/21:55 pm -
1 stop26h 52m
Tue 11/1011:45 am -
1 stop22h 12m
Deal found 9/11![Multiple Airlines logo]()
$329
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 10/287:07 am -
1 stop11h 38m
Tue 11/1011:29 pm -
1 stop11h 29m
Deal found 9/12![Alaska Airlines logo]()
$330
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:03 am -
2 stops17h 54m
Thu 11/511:45 am -
1 stop22h 12m
Deal found 9/11![Multiple Airlines logo]()
$335
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/243:06 pm -
2 stops22h 37m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/15![Alaska Airlines logo]()
$361
This Expedia deal was found by Cheapflights users on 9/11. 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.
Mon 10/266:42 pm -
1 stop19h 10m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/11![Multiple Airlines logo]()
$375
Best flights from Denver to Kaua'iDiscover carefully curated flight deals from Denver to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Denver to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/257:07 am -
1 stop11h 38m
Tue 11/31:06 pm -
1 stop19h 08m
Deal found 9/11![Alaska Airlines logo]()
$310
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/257:07 am -
1 stop11h 38m
Sun 11/111:45 am -
1 stop22h 12m
Deal found 9/10![Multiple Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 9/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:00 am -
1 stop10h 31m
Wed 11/112:03 pm -
1 stop24h 53m
Deal found 9/14![United Airlines logo]()
$551
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 11/1012:12 pm -
1 stop13h 16m
Wed 11/112:16 pm -
2 stops19h 41m
Deal found 9/14![Multiple Airlines logo]()
$499
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 2/188:20 am -
1 stop10h 49m
Thu 2/2512:45 pm -
1 stop19h 49m
Deal found 9/11![Alaska Airlines logo]()
$544
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Tue 1/261:45 pm -
2 stops21h 41m
Sun 1/318:45 pm -
2 stops13h 02m
Deal found 9/14![Multiple Airlines logo]()
$547
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 10/2212:31 pm -
2 stops13h 26m
Sat 10/315:49 pm -
2 stops16h 08m
Deal found 9/11![Multiple Airlines logo]()
$565
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 2/188:20 am -
1 stop10h 49m
Thu 2/254:22 pm -
2 stops16h 12m
Deal found 9/14![Multiple Airlines logo]()
$570
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 1/71:45 pm -
2 stops19h 57m
Fri 1/151:07 pm -
1 stop22h 00m
Deal found 9/14![Multiple Airlines logo]()
$580
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 11/512:12 pm -
1 stop13h 16m
Sun 11/158:03 pm -
2 stops13h 54m
Deal found 9/12![Multiple Airlines logo]()
$648
Last-minute flights from Denver to Kaua'iDiscover last-minute flight deals from Denver to Kaua'i. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Denver to Kaua'i. Data last updated September 15, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/243:06 pm -
2 stops22h 37m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/15![Alaska Airlines logo]()
$361
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/257:07 am -
2 stops12h 52m
Tue 11/311:45 am -
1 stop22h 12m
Deal found 9/10![Multiple Airlines logo]()
$315
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:00 am -
1 stop12h 51m
Tue 11/310:35 pm -
1 stop9h 08m
Deal found 9/14![American Airlines logo]()
$380
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Mon 10/267:07 am -
2 stops12h 52m
Tue 11/1011:29 pm -
1 stop11h 29m
Deal found 9/12![Multiple Airlines logo]()
$336
This Expedia deal was found by Cheapflights users on 9/11. 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.
Mon 10/266:42 pm -
1 stop19h 10m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/11![Multiple Airlines logo]()
$375
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 10/287:07 am -
1 stop11h 38m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/11![Alaska Airlines logo]()
$310
This Expedia deal was found by Cheapflights users on 9/11. 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.
Wed 10/287:07 am -
2 stops14h 10m
Fri 10/3010:31 pm -
1 stop11h 37m
Deal found 9/11![Multiple Airlines logo]()
$316
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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 10/287:07 am -
1 stop11h 38m
Tue 11/1011:29 pm -
1 stop11h 29m
Deal found 9/12![Alaska Airlines logo]()
$330
This Delta deal was found by Cheapflights users on 9/12. 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.
Wed 10/288:20 am -
2 stops14h 54m
Tue 11/1010:59 pm -
1 stop9h 43m
Deal found 9/12![Delta logo]()
$386
One-way flights from Denver to Kaua'iSearch for one-way flight options from Denver to Kaua'i. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Denver to Kaua'i. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:10 am -
1 stop9h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Southwest logo]()
$155
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/277:07 am -
2 stops14h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$161
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/257:07 am -
1 stop11h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$165
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 1/251:45 pm -
1 stop28h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Alaska Airlines logo]()
$169
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Sun 10/257:07 am -
2 stops16h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$171
This Southwest deal was found by Cheapflights users on 9/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:50 am -
2 stops12h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$186
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/319:45 am -
2 stops30h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Alaska Airlines logo]()
$214
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 10/2812:31 pm -
2 stops23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 1/251:45 pm -
2 stops25h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$221
This CheapOair deal was found by Cheapflights users on 9/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1711:58 am -
1 stop27h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$225
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Tue 11/37:09 am -
2 stops18h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Alaska Airlines logo]()
$236
Find 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $305 (Expedia) |
One-way from | $155 (Southwest) |
Popular in | November |
Cheapest in | April |
Average price | $681 |
Good round-trip deal | $994 or less |
Good one-way deal | $567 or less |
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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Denver to Kaua'i that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Tue 10/27
7:10 am-12:35 pm
1 stop9h 25m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$155
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Tue 11/3
8:45 am-4:15 pm
1 stop10h 30m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$155
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Mon 1/25
1:45 pm-3:35 pm
1 stop28h 50m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$169
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Tue 11/3
7:09 am-10:28 pm
2 stops18h 19m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$236
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Thu 10/29
7:05 am-5:36 pm
1 stop14h 31m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$262
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Sun 10/25
7:07 am-2:45 pm
1 stop11h 38m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$288
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Sun 10/25
7:07 am-2:45 pm
1 stop11h 38m
Lihue
Tue 11/3
1:06 pm-11:14 am
1 stop19h 08m
$310
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Thu 10/1
8:06 pm-11:36 am
1 stop19h 30m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$327
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Thu 12/31
6:05 am-1:15 pm
1 stop10h 10m
Lihue
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$332
DenverLihue
DEN Denver Intl - LIH Lihue
DENLIH
Denver Intl
Sun 10/25
7:07 am-2:45 pm
1 stop11h 38m
Lihue
Sun 11/1
11:45 am-12:57 pm
1 stop22h 12m
$436
Showing 1-10 of 18 resultsSorted by cheapest first
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.
DEN-LIH
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
DEN-zzFUS
DEN-LIH
What is the cheapest month to book a flight from Denver to Kaua'i?
Currently, April is the cheapest month in which you can book a flight from Denver to Kaua'i (average of $605). Flying from Denver to Kaua'i in November is currently the most expensive (average of $1,014). 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 September 15, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Denver to Kaua'i as you normally would.
How far ahead should I book a flight from Denver to Kaua'i?
Booking 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to Kaua'i. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 September 15, 2026.
Read reviews from past customers who have flown Southwest,Alaska Airlines, andDelta 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.
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Overall
8.0
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
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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.
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Denver and Kaua'i flights
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Top 5 airlines flying from Denver to Kaua'i
Discover the top 5 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$202 | Average$466 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$319 | Average$596 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$343 | Average$572 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$390 | Average$598 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$553 | Average$883 | FlexibilityNo cancel fee | On-time69% |