Kaua'i

$54+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
HNL — LIH
Apr 2 — Apr 91
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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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$119
(Alaska Airlines)

One-way from

$54
(Southwest)

Popular in

March

Cheapest in

April

Average price

$165

Good round-trip deal

$147 or less

Good one-way deal

$75 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 March 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.

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 March 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/27. 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 5/38:55 amHNL - LIH
Nonstop0h 41mAlaska Airlines
Tue 5/136:39 pmLIH - HNL
Nonstop0h 36mAlaska Airlines
Deal found 3/27$119
This Southwest deal was found by Cheapflights users on 3/27. 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.
Sat 4/266:20 amHNL - LIH
Nonstop0h 45mSouthwest
Tue 4/291:45 pmLIH - HNL
1 stop2h 50mSouthwest
Deal found 3/27$124
This Hawaiian Airlines deal was found by Cheapflights users on 3/27. 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.
Wed 5/78:05 pmHNL - LIH
Nonstop0h 41mHawaiian Airlines
Wed 5/143:41 pmLIH - HNL
1 stop2h 08mHawaiian Airlines
Deal found 3/27$141
This Kiwi.com deal was found by Cheapflights users on 3/27. 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.
Tue 5/208:25 pmHNL - LIH
2 stops16h 12mMultiple Airlines
Tue 5/276:45 amLIH - HNL
Nonstop0h 35mMultiple Airlines
Deal found 3/27$220
This United deal was found by Cheapflights users on 3/27. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/199:40 pmHNL - LIH
1 stop14h 19mUnited Airlines
Sun 9/2111:09 pmLIH - HNL
1 stop12h 31mUnited Airlines
Deal found 3/27$1,315
This American Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 4/179:39 pmHNL - LIH
1 stop15h 03mAmerican Airlines
Mon 4/2111:33 amLIH - HNL
Nonstop0h 36mAmerican Airlines
Deal found 3/27$4,426

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 March 28, 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

Mon 4/21

3:30 pm-4:13 pm

Nonstop0h 43m

Lihue

Wed 4/23

7:42 pm-8:19 pm

Nonstop0h 37m

$119

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Tue 4/15

6:20 am-7:05 am

Nonstop0h 45m

Lihue

Thu 4/17

1:45 pm-7:45 pm

1 stop6h 00m

$124

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Sat 4/5

10:22 am-11:05 am

Nonstop0h 43m

Lihue

Sat 4/5

2:45 pm-3:24 pm

Nonstop0h 39m

$154

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Tue 5/20

8:25 pm-12:37 pm

2 stops16h 12m

Lihue

Tue 5/27

6:45 am-7:20 am

Nonstop0h 35m

$220

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Thu 4/17

9:39 pm-12:42 pm

1 stop15h 03m

Lihue

Mon 4/21

11:33 am-12:09 pm

Nonstop0h 36m

$917

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Thu 4/3

9:40 pm-11:57 am

1 stop14h 17m

Lihue

Sun 4/6

10:59 pm-11:59 am

1 stop13h 00m

$1,403

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Tue 5/20

8:00 am-2:05 pm

1 stop6h 05m

$54

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Sat 4/26

7:11 am-7:52 am

Nonstop0h 41m

$70

HonoluluLihue

HNL - LIH

HNLLIH

Honolulu

Tue 6/24

5:20 pm-6:00 pm

Nonstop0h 40m

$75

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

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, January is the cheapest month in which you can book a flight from O'ahu to Kaua'i (average of $440). Flying from O'ahu to Kaua'i in June is currently the most expensive (average of $683). 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 March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from O'ahu to Kaua'i as you normally would.

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 March 28, 2025.

The most flights from zzFUW to zzFUS are scheduled on a Thursday (94 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (41 on average).

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 2.2 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. June is typically the driest time to visit Kaua'i when rainfall is around 2.2 in.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

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 March 28, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines and Hawaiian Airlines from O'ahu to Kaua'i. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Entertainment

7.6

Comfort

8.1

Overall

8.1

Boarding

8.2

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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?

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

    To fly one-way, consider booking your trip with Southwest, which is currently one of the cheapest options available, starting at $54. Hawaiian Airlines flights start at $70 while deals on Alaska Airlines start at $74 one-way.

  • 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, January is the cheapest month in which you can book a flight from O'ahu to Kaua'i (average of $440). Flying from O'ahu to Kaua'i in June is currently the most expensive (average of $683). 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

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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$107Average$152FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$113Average$150FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$116Average$159FlexibilityNo cancel feeOn-time63%

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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