What are the cheapest airlines to fly from The Big Island to Kaua'i one-way?

The cheapest airlines for a one-way flight from The Big Island to Kaua'i are Southwest ($55), Hawaiian Airlines ($80), and Alaska Airlines ($90).

How far in advance should I book a flight from The Big Island to Kaua'i?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 35 days in advance, which can save you up to 34% on flights from The Big Island to Kaua'i compared to booking the week you need them. Waiting 35 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $144. For sooner than that we have options available in the next 3 days from $179.

What is the cheapest month to fly from The Big Island to Kaua'i?

The best pricing can be found in the month of February. Prices to Kaua'i from The Big Island average $175. You can even find prices in February for less than $175, as users have found deals to Kaua'i from as low as $80. The month of June appears to be one of the more expensive times to travel to Kaua'i from The Big Island. Flying in the targeted month can save you up to 11%.

Can I find deals for flights from The Big Island to Kaua'i that include hotel bookings?

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

How can I find direct flights from The Big Island to Kaua'i?

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

Can I find deals for business class flights from The Big Island to Kaua'i?

Yes. Cheapflights offers flight deals from The Big Island 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.

$55+ Flights from The Big Island to Kaua'i

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from The Big Island 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 The Big Island to Kaua'i

Most accurate provider	FlightHub 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$140 (Southwest)
One-way from	$55 (Southwest)
Popular in	July
Cheapest in	April
Average price	$152
Good round-trip deal	$170 or less
Good one-way deal	$80 or less

Provider with most accurate pricing for Hilo Intl-Lihue flight deals.

Search Deals

Provider most trusted by Cheapflights users for Hilo Intl-Lihue flights.

Search Deals

From The Big Island to Kaua'i

Search Deals

One-way flight from The Big Island to Kaua'i

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Price to beat on a round-trip flight from The Big Island to Kaua'i.

Search Deals

Price to beat on a one-way flight from The Big Island to Kaua'i.

Search Deals

Find flight deals from The Big Island to Kaua'i

Cheapest flights from The Big Island to Kaua'i
Explore the most affordable flight options available from The Big Island to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Sat 7/123:25 pmKOA - LIH

1 stop2h 35mSouthwest

Tue 7/156:15 amLIH - KOA

1 stop4h 25mSouthwest

Deal found 4/16

$140

Tue 6/107:55 amITO - LIH

1 stop2h 30mSouthwest

Thu 6/193:45 pmLIH - ITO

1 stop2h 25mSouthwest

Deal found 4/16

$140

Sun 6/18:49 amKOA - LIH

1 stop4h 48mAlaska Airlines

Sun 6/87:40 amLIH - KOA

1 stop1h 56mAlaska Airlines

Deal found 4/17

$148

Mon 5/269:40 amKOA - LIH

Nonstop0h 57mHawaiian Airlines

Thu 5/294:50 pmLIH - KOA

Nonstop0h 51mHawaiian Airlines

Deal found 4/16

$205

Mon 9/158:39 amITO - LIH

1 stop5h 12mAlaska Airlines

Wed 9/179:11 amLIH - ITO

1 stop6h 07mAlaska Airlines

Deal found 4/15

$230

Best flights from The Big Island to Kaua'i
Discover carefully curated flight deals from The Big Island to Kaua'i that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 17, 2025.

Sat 7/197:00 pmKOA - LIH

1 stop2h 30mSouthwest

Tue 7/228:00 amLIH - KOA

1 stop6h 15mSouthwest

Deal found 4/16

$140

Sun 6/18:49 amKOA - LIH

1 stop4h 48mAlaska Airlines

Sun 6/87:40 amLIH - KOA

1 stop1h 56mAlaska Airlines

Deal found 4/17

$148

Tue 6/107:55 amITO - LIH

1 stop2h 30mSouthwest

Thu 6/193:45 pmLIH - ITO

1 stop2h 25mSouthwest

Deal found 4/16

$140

Mon 9/158:39 amITO - LIH

1 stop5h 12mAlaska Airlines

Wed 9/179:11 amLIH - ITO

1 stop6h 07mAlaska Airlines

Deal found 4/15

$230

Last-minute flights from The Big Island to Kaua'i
Discover last-minute flight deals from The Big Island to Kaua'i. Data last updated April 17, 2025 and is based on user searches.

Sun 4/2711:45 amKOA - LIH

1 stop6h 25mSouthwest

Wed 4/3012:00 pmLIH - KOA

1 stop2h 25mSouthwest

Deal found 4/17

$170

Sun 4/278:51 amKOA - LIH

1 stop4h 47mAlaska Airlines

Thu 5/14:50 pmLIH - KOA

Nonstop0h 52mAlaska Airlines

Deal found 4/17

$180

Fri 5/98:46 amKOA - LIH

1 stop3h 44mAlaska Airlines

Sat 5/104:50 pmLIH - KOA

Nonstop0h 52mAlaska Airlines

Deal found 4/16

$160

Fri 5/163:25 pmITO - LIH

1 stop5h 55mSouthwest

Fri 5/236:15 amLIH - ITO

1 stop4h 35mSouthwest

Deal found 4/16

$170

Thu 5/227:31 amITO - LIH

1 stop2h 29mAlaska Airlines

Sat 5/242:49 pmLIH - ITO

1 stop4h 20mAlaska Airlines

Deal found 4/16

$275

Mon 5/269:40 amKOA - LIH

Nonstop0h 57mHawaiian Airlines

Thu 5/294:50 pmLIH - KOA

Nonstop0h 51mHawaiian Airlines

Deal found 4/16

$205

One-way flights from The Big Island to Kaua'i
Search for one-way flight options from The Big Island to Kaua'i. Find affordable one-way fares based on user searches. Data last updated April 17, 2025.

Wed 5/213:40 pmKOA - LIH

1 stop5h 40mSouthwest

Deal found 4/17

$55

Wed 6/117:55 amITO - LIH

1 stop2h 30mSouthwest

Deal found 4/16

$65

Sun 5/2510:09 amKOA - LIH

1 stop2h 28mHawaiian Airlines

Deal found 4/16

$80

Thu 4/249:41 amKOA - LIH

Nonstop0h 56mAlaska Airlines

Deal found 4/17

$90

Wed 5/141:45 pmITO - LIH

1 stop7h 01mAlaska Airlines

Deal found 4/15

$109

Cheapflights Fare Finder

Use the filters below to find and compare flights from The Big Island to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Sat 7/12

3:25 pm-6:00 pm

1 stop2h 35m

Lihue

Tue 7/15

6:15 am-10:40 am

1 stop4h 25m

$140

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Tue 6/10

7:55 am-10:25 am

1 stop2h 30m

Lihue

Thu 6/19

3:45 pm-6:10 pm

1 stop2h 25m

$140

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Sun 6/1

8:49 am-1:37 pm

1 stop4h 48m

Lihue

Sun 6/8

7:40 am-9:36 am

1 stop1h 56m

$148

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Mon 5/26

9:40 am-10:37 am

Nonstop0h 57m

Lihue

Thu 5/29

4:50 pm-5:41 pm

Nonstop0h 51m

$205

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Mon 9/15

8:39 am-1:51 pm

1 stop5h 12m

Lihue

Wed 9/17

9:11 am-3:18 pm

1 stop6h 07m

$230

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Wed 5/21

3:40 pm-9:20 pm

1 stop5h 40m

$55

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Wed 6/11

7:55 am-10:25 am

1 stop2h 30m

$65

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Sun 5/25

10:09 am-12:37 pm

1 stop2h 28m

$80

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Thu 4/24

9:41 am-10:37 am

Nonstop0h 56m

$90

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Wed 5/14

1:45 pm-8:46 pm

1 stop7h 01m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Best time to book a flight from The Big Island to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from The Big Island 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 The Big Island to Kaua'i

What is the cheapest month to book a flight from The Big Island to Kaua'i?

Currently, January is the cheapest month in which you can book a flight from The Big Island to Kaua'i (average of $440). Flying from The Big Island 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 FUI to FUS?

When flying from The Big Island to Kaua'i, 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 The Big Island to Kaua'i

The most flights from zzFUI to zzFUS are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Kaua'i 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

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

To help decide which airline to fly from The Big Island to Kaua'i, see what other customers have to say about 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.

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,887 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,280 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,380 reviews

Alaska Airlines

8.0

Very good

9,887 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines to fly from The Big Island to Kaua'i one-way?
The cheapest airlines for a one-way flight from The Big Island to Kaua'i are Southwest ($55), Hawaiian Airlines ($80), and Alaska Airlines ($90).
Can I find deals for flights from The Big Island to Kaua'i that include hotel bookings?
Yes. In addition to deals on The Big Island to Kaua'i flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from The Big Island to Kaua'i?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from The Big Island to Kaua'i.
Can I find deals for business class flights from The Big Island to Kaua'i?
Yes. Cheapflights offers flight deals from The Big Island 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 The Big Island to Kaua'i?
Currently, January is the cheapest month in which you can book a flight from The Big Island to Kaua'i (average of $440). Flying from The Big Island 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

Alternative routes for The Big Island to Kaua'i

Honolulu to Kahului flights

Honolulu to Kailua-Kona flights

Honolulu to Lihue flights

Kahului to Honolulu flights

Honolulu to Hilo flights

Kahului to Kailua-Kona flights

Kailua-Kona to Honolulu flights

Kahului to Lihue flights

Lihue to Honolulu flights

Kailua-Kona to Kahului flights

Hilo to Honolulu flights

Honolulu to Kapalua flights

Honolulu to Hoolehua flights

Kapalua to Honolulu flights

Kahului to Hilo flights

Lihue to Kailua-Kona flights

Kailua-Kona to Lihue flights

Honolulu to Lanai City flights

Hilo to Kahului flights

Lihue to Kahului flights

Honolulu to Waimea (Big Island) flights

Kahului to Lanai City flights

Lihue to Hilo flights

Kahului to Hoolehua flights

Lanai City to Honolulu flights

Hilo to Kailua-Kona flights

Lihue to Hoolehua flights

Honolulu to Hana flights

Hoolehua to Honolulu flights

Kailua-Kona to Lanai City flights

Waimea (Big Island) to Kahului flights

Hilo to Lihue flights

Lihue to Lanai City flights

Waimea (Big Island) to Honolulu flights

Kapalua to Hoolehua flights

Hoolehua to Kapalua flights

Hoolehua to Kahului flights

Lanai City to Kailua-Kona flights

Hana to Kahului flights

Hana to Hilo flights

Hana to Honolulu flights

Hilo to Kapalua flights

Kahului to Waimea (Big Island) flights

Kailua-Kona to Hana flights

Kapalua to Lanai City flights

Kailua-Kona to Kapalua flights

Kailua-Kona to Hoolehua flights

Hilo to Hoolehua flights

Hilo to Hana flights

Top 3 airlines flying from The Big Island to Kaua'i

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$80	Average$179	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$127	Average$159	FlexibilityNo cancel fee	On-time63%
Hawaiian Airlines	Cheapest$159	Average$204	FlexibilityNo cancel fee	On-time85%

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.

$55+ Cheap flights from The Big Island 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from The Big Island to Kaua'i with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from The Big Island to Kaua'i

Keep the following information in mind while searching for The Big Island to Kaua'i flight deals. Data was last updated April 17, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from The Big Island to Kaua'i

Cheapest flights from The Big Island to Kaua'iExplore the most affordable flight options available from The Big Island to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Explore the most affordable flight options available from The Big Island to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from The Big Island to Kaua'i that are best for you.

Best time to book a flight from The Big Island to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from The Big Island with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from The Big Island to Kaua'i

What is the cheapest month to book a flight from The Big Island to Kaua'i?

What is the cheapest time of day to fly from FUI to FUS?

Find hourly flight availability from The Big Island 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 April 17, 2025.

Weekly flight availability from The Big Island to Kaua'i

Rainfall in Kaua'i by month

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

Temperature in Kaua'i by month

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

Reviews of airlines servicing Kaua'i

To help decide which airline to fly from The Big Island to Kaua'i, see what other customers have to say about 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.

Related info for your journey

Find useful and relevant information for your journey from The Big Island 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 are the cheapest airlines to fly from The Big Island to Kaua'i one-way?

Can I find deals for flights from The Big Island to Kaua'i that include hotel bookings?

How can I find direct flights from The Big Island to Kaua'i?

Can I find deals for business class flights from The Big Island to Kaua'i?

What is the cheapest month to book a flight from The Big Island to Kaua'i?

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 The Big Island to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from The Big Island to Kaua'i

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from The Big Island to Kaua'i
Explore the most affordable flight options available from The Big Island to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.