Kaua'i

$65+ Cheap flights from O'ahu 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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — LIH
dic. 5 — dic. 121
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Find flight deals from O'ahu to Kaua'i

Cheapest flights from O'ahu to Kaua'i
Explore the most affordable flight options available from O'ahu to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 5, 2025.

This Trip.com deal was found by Cheapflights users on 11/3. 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.
mar. 12/23:45 pmHNL - LIH
Nonstop0h 42mHawaiian Airlines
jue. 12/46:00 amLIH - HNL
Nonstop0h 38mHawaiian Airlines
Deal found 11/3$121
This Southwest deal was found by Cheapflights users on 11/4. 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.
jue. 12/41:35 pmHNL - LIH
Nonstop0h 50mSouthwest
mar. 12/93:45 pmLIH - HNL
Nonstop0h 45mSouthwest
Deal found 11/4$124
This Trip.com deal was found by Cheapflights users on 11/4. 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.
mié. 11/194:35 pmHNL - LIH
Nonstop0h 42mHawaiian Airlines
mié. 11/267:28 amLIH - HNL
Nonstop0h 36mHawaiian Airlines
Deal found 11/4$125
This Southwest deal was found by Cheapflights users on 11/2. 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.
sáb. 12/278:35 pmHNL - LIH
Nonstop0h 45mSouthwest
mié. 12/318:10 amLIH - HNL
Nonstop0h 45mSouthwest
Deal found 11/2$129
This Orbitz deal was found by Cheapflights users on 11/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/186:50 pmHNL - LIH
Nonstop0h 42mAlaska Airlines
mié. 11/197:26 amLIH - HNL
Nonstop0h 40mAlaska Airlines
Deal found 11/4$134
This Hawaiian Airlines deal was found by Cheapflights users on 11/5. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/195:18 pmHNL - LIH
Nonstop0h 42mAlaska Airlines
mié. 11/267:28 amLIH - HNL
Nonstop0h 36mAlaska Airlines
Deal found 11/5$135
This Hawaiian Airlines deal was found by Cheapflights users on 11/5. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:36 amHNL - LIH
Nonstop0h 42mAlaska Airlines
mar. 12/302:15 pmLIH - HNL
1 stop7h 27mAlaska Airlines
Deal found 11/5$136
This Hawaiian Airlines deal was found by Cheapflights users on 11/4. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/26:15 amHNL - LIH
Nonstop0h 43mAlaska Airlines
lun. 12/89:00 pmLIH - HNL
Nonstop0h 39mAlaska Airlines
Deal found 11/4$140
This Surpr!ce deal was found by Cheapflights users on 11/3. 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 Surpr!ce is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/31:55 pmHNL - LIH
1 stop2h 36mAlaska Airlines
mié. 12/107:28 amLIH - HNL
Nonstop0h 38mAlaska Airlines
Deal found 11/3$142
This Hawaiian Airlines deal was found by Cheapflights users on 11/3. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/117:48 pmHNL - LIH
Nonstop0h 42mAlaska Airlines
mié. 11/127:26 amLIH - HNL
Nonstop0h 40mAlaska Airlines
Deal found 11/3$144

Cheap flight deals from O'ahu to Kaua'i

Keep the following information in mind while searching for O'ahu to Kaua'i flight deals. Data was last updated noviembre 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$121
(Trip.com)

One-way from

$65
(Hawaiian Airlines)

Popular in

December

Cheapest in

May

Average price

$160

Good round-trip deal

$150 or less

Good one-way deal

$82 or less
Provider with most accurate pricing for Honolulu-Lihue flight deals.
Provider most trusted by Cheapflights users for Honolulu-Lihue flights.
From O'ahu to Kaua'i
One-way flight from O'ahu to Kaua'i
Highest demand for flights based on searches. 1% potential increase in price ($2 potential increase over avg. RT price).
Cheapest flight prices on average. 0% potential price decrease ($1 potential savings vs. average RT price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from O'ahu to Kaua'i.
Price to beat on a one-way flight from O'ahu to Kaua'i.

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'ahu 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 noviembre 5, 2025.
Use the filters below to find and compare flights from O'ahu to Kaua'i that are best for you.

Fly from

O'ahu

Fly to

Kaua'i

Route

Depart

Return

Price

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mar. 1/6

7:01 pm-7:43 pm

Nonstop0h 42m

Lihue

lun. 1/12

3:30 pm-4:10 pm

Nonstop0h 40m

$124

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mié. 3/11

1:30 pm-2:20 pm

Nonstop0h 50m

Lihue

mar. 3/17

3:45 pm-4:25 pm

Nonstop0h 40m

$130

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mié. 3/11

5:23 pm-6:03 pm

Nonstop0h 40m

Lihue

mié. 3/18

4:45 pm-5:22 pm

Nonstop0h 37m

$130

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mar. 12/2

10:00 am-2:45 pm

1 stop4h 45m

Lihue

mié. 12/3

1:55 pm-4:35 pm

1 stop2h 40m

$134

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mié. 1/14

7:27 am-8:09 am

Nonstop0h 42m

Lihue

dom. 1/18

6:47 am-7:26 am

Nonstop0h 39m

$134

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

sáb. 12/27

8:35 pm-9:20 pm

Nonstop0h 45m

Lihue

mié. 12/31

1:55 pm-6:30 pm

1 stop4h 35m

$134

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mar. 12/9

6:46 pm-7:29 pm

Nonstop0h 43m

Lihue

dom. 12/14

7:28 am-8:06 am

Nonstop0h 38m

$134

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mié. 3/11

8:45 pm-9:30 pm

Nonstop0h 45m

Lihue

mié. 3/18

1:50 pm-6:15 pm

1 stop4h 25m

$135

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mié. 3/18

10:00 am-2:15 pm

1 stop4h 15m

Lihue

mié. 3/25

6:15 am-6:55 am

Nonstop0h 40m

$135

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

mar. 12/2

10:45 am-11:27 am

Nonstop0h 42m

$65

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 21 results
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Best time to book a flight from O'ahu to Kaua'i

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

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

Currently, July is the cheapest month in which you can book a flight from O'ahu to Kaua'i (average of $86). Flying from O'ahu to Kaua'i in March is currently the most expensive (average of $129). 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 FUW to FUS?

Find hourly flight availability from O'ahu 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 noviembre 5, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 3% on flights from O'ahu to Kaua'i by exploring options for tickets in the afternoon.

What is the cheapest day to fly from O'ahu to Kaua'i?

Use this chart to determine the cheapest time to fly round-trip from O'ahu to Kaua'i. Price data was last updated on November 2, 2025.

Travelers seeking maximum savings on their O'ahu to Kaua'i flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from O'ahu to Kaua'i

Explore weekly flight availability from O'ahu 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 noviembre 5, 2025.

The most flights from zzFUW to zzFUS are scheduled on a Monday (85 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (70 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 noviembre 5, 2025.
Read through reviews of airlines operating flights from O'ahu to Kaua'i, such as Alaska Airlines, Southwest, and Hawaiian Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

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.

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

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.

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

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.

Entertainment

7.0

Boarding

8.1

Overall

8.0

Crew

8.5

Food

7.1

Comfort

7.8

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 O'ahu 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 airports serve Oahu to Kauai flights?

    Travelers who are going to Kauai from Oahu are will typically leave out of Danial K. Inouye International Airport, which is located in Honolulu. This airport is one of the busiest in the United States with more than 21 million passengers a year. This airport is a hub for several airlines including Transair, Hawaiian Airlines, and Asia Pacific Airlines. The airport most will be flying into is Lihue Airport, which is not a hub for any carriers. It features an outdoor check-in and is mostly open-air. This airport has routes to Kona and Kahului, as well as Honolulu.

  • Which airlines fly directly from Oahu to Kauai?

    More than a dozen flights go directly from Oahu to Kauai every day from Honolulu. These are all flights offered by Hawaiian Airlines and they are available throughout the day. Hawaiian Airlines is the largest airline for the state of Hawaii and has hubs in both Honolulu and Kahului. This is the 10th largest commercial airline in the United States. Unlike some direct, nonstop flights, the price of these flights is typically much more inexpensive than flights with stopover locations. The flights take around 0h 35m to reach the destination.

  • What are the stopover options between Oahu to Kauai?

    There are two major airlines offering nonstop, direct flights between Kauai and Oahu. These are Hawaiian Airlines and Alaska Airlines. The average duration of stopover flights is 1h 56m, but this can vary based on the number of stops, the airline you choose, the time of day, and other factors. The flights with one stop may make it in Maui Kahului (OGG) or Kona (KOA). Some also stop in Seattle / Tacoma International Airport and are much longer flights than the average. Flights with more than one stop typically stop in Maui Kahului and another location.

  • Do I need a passport or visa to fly from Oahu to Kauai?

    There is no need to have a passport or a visa to travel to Kauai from Oahu. Passengers simply need a form of identification to take a flight between these two locations.

  • What alternative mode of transport can I use to travel sustainably from O’ahu to Kaua’i?

    The use of flights to get from O’ahu to Kaua’i is a sustainable option. This is so because many passengers can be transported over the approximate 108 mi distance. In addition, aircraft use less fuel for the flight from O’ahu to Kaua’i, which is majorly over the Pacific. There are no passenger ferry services offering direct transport from O’ahu to Kaua’i. Therefore, flights are the only sustainable mode of transport if you need to travel from the origin to the destination.

  • What traveler practices can I use to reduce my carbon footprint for my journey from O’ahu to Kaua’i?

    If you want to promote sustainability on your flight from O’ahu to Kaua’i, think about carrying light luggage. A plane’s fuel consumption is directly proportional to its weight. This implies that the heavier the plane, the more fuel is consumed during the journey. Therefore, when you pack light for your O’ahu to Kaua’i journey, you reduce the fuel consumed as well as the amount of carbon gases emitted into the atmosphere. This promotes the sustainability of the environment.

  • What information is critical in identifying a sustainable airport for my O’ahu to Kaua’i trip?

    If you are looking forward to traveling from O’ahu to Kaua’i, you can consider looking out for the IATA certificate when identifying a sustainable airport. The International Air Transport Association has rolled out the environmental assessment of airports as well as ground service providers. This goes a long way in ensuring airports optimize their operations to become environmentally friendly and sustainable in the long run. Therefore, if you need to board a flight from a sustainable airport from O’ahu to Kaua’i, look for the IATA certificate by researching online.

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

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

    There are many flights that can get you from O'ahu to Kaua'i in 42m. Fly via Alaska Airlines or Southwest to get the fastest option. There are 102 mi between O'ahu and Kaua'i. Generally, flights for this route are nonstop.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from O'ahu to Kaua'i (average of $86). Flying from O'ahu to Kaua'i in March is currently the most expensive (average of $129). 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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Top 3 airlines flying from O'ahu to Kaua'i

Discover the top 3 airlines that operate flights from O'ahu 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 noviembre 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$109Average$160FlexibilityNo cancel feeOn-time63%
Hawaiian AirlinesCheapest$116Average$160FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$118Average$161FlexibilityNo cancel feeOn-time75%

Helpful tips for your next trip to Kaua'i

Get useful tips and recommendations to enhance your travel experience on your next trip to Kaua'i. Learn about must-visit attractions, local customs, transportation options, weather conditions, and other valuable tips to make your trip more enjoyable and hassle-free.
  • Hawaiian Airlines is one of the respected airlines that provides transport services from O’ahu to Kaua’i. To promote sustainability, the airline has replaced half of the single-use plastics during its flights with biodegradable options.
  • O’ahu is committed to being a sustainable island enacting laws to protect the environment. For example, the region requires the departure airport to carry out sustainable waste management practices, including recycling plastics.
  • Daniel K. Inouye International Airport (HNL) is the departure airport where you will board your flight to Kaua’i. The airport has an established waste management plan that recycles and reuses non-biodegradable waste, such as plastic cups and plates.

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