HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'ahu

$61+ Cheap flights from Kaua'i to O'ahu

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — HNL
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kaua'i to O'ahu 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 Kaua'i to O'ahu

Keep the following information in mind while searching for Kaua'i to O'ahu flight deals. Data was last updated August 14, 2025.

Round-trip from

$67
(Trip.com)

One-way from

$61
(Flysmarter)

Popular in

November

Cheapest in

May

Average price

$159

Good round-trip deal

$135 or less

Good one-way deal

$91 or less
From Kaua'i to O'ahu
Search Deals
One-way flight from Kaua'i to O'ahu
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Kaua'i to O'ahu.
Search Deals
Price to beat on a one-way flight from Kaua'i to O'ahu.
Search Deals

Find flight deals from Kaua'i to O'ahu

Cheapest flights from Kaua'i to O'ahu
Explore the most affordable flight options available from Kaua'i to O'ahu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/12:25 pmLIH - HNL
Nonstop0h 38mMultiple Airlines
Wed 10/17:50 pmHNL - LIH
Nonstop0h 42mMultiple Airlines
Deal found 8/13$67
This Trip.com deal was found by Cheapflights users on 8/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:59 pmLIH - HNL
Nonstop0h 36mHawaiian Airlines
Wed 9/178:27 amHNL - LIH
Nonstop0h 42mHawaiian Airlines
Deal found 8/14$70
This Alaska Airlines deal was found by Cheapflights users on 8/13. 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 10/217:54 pmLIH - HNL
Nonstop0h 36mAlaska Airlines
Wed 10/227:35 amHNL - LIH
Nonstop0h 43mAlaska Airlines
Deal found 8/13$73
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 9/96:47 amLIH - HNL
Nonstop0h 36mAlaska Airlines
Tue 10/76:20 amHNL - LIH
Nonstop0h 43mAlaska Airlines
Deal found 8/14$78
This Southwest deal was found by Cheapflights users on 8/14. 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.
Wed 9/1012:05 pmLIH - HNL
Nonstop0h 45mSouthwest
Wed 9/178:00 amHNL - LIH
1 stop6h 05mSouthwest
Deal found 8/14$83
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 10/293:05 pmLIH - HNL
Nonstop0h 39mAlaska Airlines
Wed 10/299:38 pmHNL - LIH
Nonstop0h 42mAlaska Airlines
Deal found 8/14$93
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/36:00 amLIH - HNL
Nonstop0h 36mAlaska Airlines
Wed 9/39:49 amHNL - LIH
Nonstop0h 42mAlaska Airlines
Deal found 8/14$98
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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.
Wed 9/36:59 pmLIH - HNL
Nonstop0h 36mAlaska Airlines
Wed 10/86:20 amHNL - LIH
Nonstop0h 43mAlaska Airlines
Deal found 8/14$104
This Alaska Airlines deal was found by Cheapflights users on 8/14. 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 9/96:47 amLIH - HNL
Nonstop0h 36mAlaska Airlines
Sat 10/45:40 pmHNL - LIH
Nonstop0h 41mAlaska Airlines
Deal found 8/14$109
This Southwest deal was found by Cheapflights users on 8/13. 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 9/167:05 pmLIH - HNL
Nonstop0h 45mSouthwest
Thu 9/1810:00 amHNL - LIH
1 stop4h 05mSouthwest
Deal found 8/13$114

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to O'ahu 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 August 14, 2025.
Use the filters below to find and compare flights from Kaua'i to O'ahu that are best for you.

Fly from

Kaua'i

Fly to

O'ahu

Route

Depart

Return

Price

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Wed 10/1

2:25 pm-3:03 pm

Nonstop0h 38m

Honolulu

Wed 10/1

7:50 pm-8:32 pm

Nonstop0h 42m

$67

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Wed 9/10

6:59 pm-7:35 pm

Nonstop0h 36m

Honolulu

Wed 9/17

8:27 am-9:09 am

Nonstop0h 42m

$70

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Tue 10/21

9:00 pm-9:40 pm

Nonstop0h 40m

Honolulu

Wed 10/22

6:20 am-7:03 am

Nonstop0h 43m

$73

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Wed 9/10

9:00 pm-9:39 pm

Nonstop0h 39m

Honolulu

Wed 9/17

9:30 pm-10:12 pm

Nonstop0h 42m

$73

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Wed 9/3

1:56 pm-2:35 pm

Nonstop0h 39m

Honolulu

Wed 9/3

9:30 pm-10:12 pm

Nonstop0h 42m

$73

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Tue 9/23

4:16 pm-4:52 pm

Nonstop0h 36m

Honolulu

Tue 9/23

9:30 pm-10:12 pm

Nonstop0h 42m

$73

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Wed 9/24

4:16 pm-4:52 pm

Nonstop0h 36m

Honolulu

Wed 9/24

7:50 pm-8:32 pm

Nonstop0h 42m

$73

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Wed 9/10

2:55 pm-3:33 pm

Nonstop0h 38m

Honolulu

Wed 9/17

9:30 pm-10:12 pm

Nonstop0h 42m

$78

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Tue 9/9

6:47 am-7:23 am

Nonstop0h 36m

Honolulu

Tue 10/7

6:20 am-7:03 am

Nonstop0h 43m

$78

LihueHonolulu

LIH - HNL

LIHHNL

Lihue

Tue 9/9

9:00 pm-9:39 pm

Nonstop0h 39m

Honolulu

Wed 10/8

8:10 am-8:53 am

Nonstop0h 43m

$78

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 18 results
1
2

Best time to book a flight from Kaua'i to O'ahu

Have a flexible travel schedule? Discover the best time to fly to O'ahu from Kaua'i 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 Kaua'i to O'ahu

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

Currently, November is the cheapest month in which you can book a flight from Kaua'i to O'ahu (average of $469). Flying from Kaua'i to O'ahu in June is currently the most expensive (average of $687). 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 FUW?

Find hourly flight availability from Kaua'i to O'ahu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

When flying from Kaua'i to O'ahu, 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 O'ahu

Explore weekly flight availability from Kaua'i to O'ahu. 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 August 14, 2025.

The most flights from zzFUS to zzFUW are scheduled on a Thursday (94 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (74 on average).

Reviews of airlines servicing O'ahu

Get insights into the airlines that provide service to O'ahu. 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 O'ahu. Reviews last updated August 14, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Hawaiian Airlines from Kaua'i to O'ahu by reading reviews from past customers. 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
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Southwest
8.0
Very good
4,244 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)
Hawaiian Airlines
7.8
Good
2,656 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

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

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

    This flight path from Kaua'i to O'ahu was viewed by 11 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Kaua'i to O'ahu one-way?

    The cheapest airline one-way is Alaska Airlines, with whom users have recently found tickets for as low as $61. However, be on the lookout for offers from Hawaiian Airlines and Southwest, as they are both options that can get you from Kaua'i to O'ahu for a low price.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Kaua'i to O'ahu (average of $469). Flying from Kaua'i to O'ahu in June is currently the most expensive (average of $687). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kaua'i to O'ahu

See prices for flight routes from nearby airports that may be better suited for you.
Honolulu to Hilo flights
Honolulu to Kahului flights
Honolulu to Lihue flights
Honolulu to Kailua-Kona flights
Kahului to Honolulu flights
Kailua-Kona to Honolulu flights
Hilo to Honolulu flights
Kahului to Lihue flights
Lihue to Honolulu flights
Honolulu to Kapalua flights
Kahului to Kailua-Kona flights
Kailua-Kona to Lihue flights
Kailua-Kona to Kahului flights
Honolulu to Hoolehua flights
Lihue to Kahului flights
Kapalua to Honolulu flights
Kahului to Hoolehua flights
Hilo to Kahului flights
Kahului to Hilo flights
Honolulu to Waimea (Big Island) flights
Lihue to Kailua-Kona flights
Honolulu to Lanai City flights
Hilo to Lihue flights
Waimea (Big Island) to Honolulu flights
Honolulu to Hana flights
Lanai City to Honolulu flights
Hoolehua to Honolulu flights
Lihue to Hilo flights
Hana to Honolulu flights
Waimea (Big Island) to Kahului flights
Kahului to Lanai City flights
Kapalua to Hoolehua flights
Kailua-Kona to Lanai City flights
Kahului to Waimea (Big Island) flights
Kahului to Hana flights
Kapalua to Lanai City flights
Kapalua to Lihue flights
Hilo to Hoolehua flights
Hana to Kahului flights
Hoolehua to Kapalua flights
Kailua-Kona to Hoolehua flights
Lihue to Hoolehua flights
Kapalua to Hilo flights
Waimea (Big Island) to Lihue flights
Hana to Kailua-Kona flights
Lihue to Kapalua flights
Kahului to Kapalua flights
Hoolehua to Kahului flights

Top 3 airlines flying from Kaua'i to O'ahu

Discover the top 3 airlines that operate flights from Kaua'i to O'ahu. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$92Average$154FlexibilityNo cancel feeOn-time85%
SouthwestCheapest$98Average$155FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$109Average$147FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.