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 ($85).

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 $184.

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

The best pricing can be found in the month of September. Prices to Kaua'i from The Big Island average $175. You can even find prices in September for less than $175, as users have found deals to Kaua'i from as low as $127. 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 10%.

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 - Compare & Save Big

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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	$130 (Southwest)
One-way from	$55 (Southwest)
Popular in	July
Cheapest in	March
Average price	$228
Good round-trip deal	$173 or less
Good one-way deal	$80 or less

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

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

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From The Big Island to Kaua'i

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

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Highest demand for flights based on searches. 12% potential increase in price ($27 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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

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

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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 29, 2025.

Wed 5/213:25 pmITO - LIH

1 stop5h 55mSouthwest

Sat 5/243:45 pmLIH - ITO

1 stop5h 55mSouthwest

Deal found 4/27

$130

Wed 10/2211:40 amKOA - LIH

1 stop2h 55mSouthwest

Mon 10/278:15 amLIH - KOA

1 stop6h 20mSouthwest

Deal found 4/29

$140

Fri 6/610:09 amKOA - LIH

1 stop3h 28mAlaska Airlines

Mon 6/98:44 amLIH - KOA

1 stop2h 52mAlaska Airlines

Deal found 4/28

$148

Sat 5/179:40 amKOA - LIH

Nonstop0h 57mHawaiian Airlines

Sat 5/174:50 pmLIH - KOA

Nonstop0h 51mHawaiian Airlines

Deal found 4/28

$164

Tue 5/131:45 pmITO - LIH

1 stop4h 26mAlaska Airlines

Sat 5/171:45 pmLIH - ITO

1 stop5h 24mAlaska Airlines

Deal found 4/28

$230

Fri 6/66:00 amKOA - LIH

1 stop2h 40mMultiple Airlines

Mon 6/93:43 pmLIH - KOA

2 stops4h 12mMultiple Airlines

Deal found 4/28

$389

Mon 5/127:17 amMUE - LIH

1 stop6h 21mMultiple Airlines

Wed 5/143:41 pmLIH - MUE

1 stop3h 32mMultiple Airlines

Deal found 4/29

$408

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 29, 2025.

Wed 5/213:25 pmITO - LIH

1 stop5h 55mSouthwest

Sat 5/243:45 pmLIH - ITO

1 stop5h 55mSouthwest

Deal found 4/27

$130

Fri 6/610:09 amKOA - LIH

1 stop3h 28mAlaska Airlines

Mon 6/98:44 amLIH - KOA

1 stop2h 52mAlaska Airlines

Deal found 4/28

$148

Sat 5/179:40 amKOA - LIH

Nonstop0h 57mHawaiian Airlines

Sat 5/174:50 pmLIH - KOA

Nonstop0h 51mHawaiian Airlines

Deal found 4/28

$164

Wed 10/2211:40 amKOA - LIH

1 stop6h 40mSouthwest

Mon 10/2712:00 pmLIH - KOA

1 stop6h 10mSouthwest

Deal found 4/29

$140

Fri 6/66:00 amKOA - LIH

1 stop2h 40mMultiple Airlines

Mon 6/93:43 pmLIH - KOA

2 stops4h 12mMultiple Airlines

Deal found 4/28

$389

Tue 5/131:45 pmITO - LIH

1 stop4h 26mAlaska Airlines

Sat 5/171:45 pmLIH - ITO

1 stop5h 24mAlaska Airlines

Deal found 4/28

$230

Mon 5/127:17 amMUE - LIH

1 stop6h 21mMultiple Airlines

Wed 5/143:41 pmLIH - MUE

1 stop3h 32mMultiple Airlines

Deal found 4/29

$408

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 29, 2025 and is based on user searches.

Mon 5/122:10 pmKOA - LIH

1 stop3h 36mAlaska Airlines

Thu 5/152:15 pmLIH - KOA

1 stop3h 13mAlaska Airlines

Deal found 4/28

$158

Mon 5/127:17 amMUE - LIH

1 stop6h 21mMultiple Airlines

Wed 5/143:41 pmLIH - MUE

1 stop3h 32mMultiple Airlines

Deal found 4/29

$408

Tue 5/131:45 pmITO - LIH

1 stop4h 26mAlaska Airlines

Sat 5/171:45 pmLIH - ITO

1 stop5h 24mAlaska Airlines

Deal found 4/28

$230

Sat 5/178:10 amKOA - LIH

1 stop6h 15mSouthwest

Sat 5/173:45 pmLIH - KOA

1 stop5h 35mSouthwest

Deal found 4/28

$160

Sat 5/179:40 amKOA - LIH

Nonstop0h 57mHawaiian Airlines

Sat 5/174:50 pmLIH - KOA

Nonstop0h 51mHawaiian Airlines

Deal found 4/28

$164

Wed 5/213:25 pmITO - LIH

1 stop5h 55mSouthwest

Sat 5/243:45 pmLIH - ITO

1 stop5h 55mSouthwest

Deal found 4/27

$130

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 29, 2025.

Wed 5/2811:45 amKOA - LIH

1 stop6h 25mSouthwest

Deal found 4/28

$55

Wed 5/218:05 amITO - LIH

1 stop2h 40mSouthwest

Deal found 4/28

$55

Fri 5/3010:09 amKOA - LIH

1 stop2h 28mHawaiian Airlines

Deal found 4/28

$80

Tue 7/18:52 amKOA - LIH

Nonstop0h 55mAlaska Airlines

Deal found 4/28

$85

Tue 7/18:36 amITO - LIH

2 stops13h 34mAlaska Airlines

Deal found 4/28

$140

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

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Wed 5/21

3:25 pm-9:20 pm

1 stop5h 55m

Lihue

Sat 5/24

3:45 pm-9:40 pm

1 stop5h 55m

$130

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Wed 10/22

11:40 am-6:20 pm

1 stop6h 40m

Lihue

Mon 10/27

12:00 pm-6:10 pm

1 stop6h 10m

$140

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Fri 6/6

10:09 am-1:37 pm

1 stop3h 28m

Lihue

Mon 6/9

8:44 am-11:36 am

1 stop2h 52m

$148

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Sat 5/17

9:40 am-10:37 am

Nonstop0h 57m

Lihue

Sat 5/17

4:50 pm-5:41 pm

Nonstop0h 51m

$164

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Tue 5/13

1:45 pm-6:11 pm

1 stop4h 26m

Lihue

Sat 5/17

1:45 pm-7:09 pm

1 stop5h 24m

$230

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Fri 6/6

6:00 am-8:40 am

1 stop2h 40m

Lihue

Mon 6/9

3:43 pm-7:55 pm

2 stops4h 12m

$389

Waimea (Big Island)Lihue

MUE - LIH

MUELIH

Waimea (Big Island) Waimea Kohala

Mon 5/12

7:17 am-1:38 pm

1 stop6h 21m

Lihue

Wed 5/14

3:41 pm-7:13 pm

1 stop3h 32m

$408

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Wed 5/28

11:45 am-6:10 pm

1 stop6h 25m

$55

HiloLihue

ITO - LIH

ITOLIH

Hilo Intl

Wed 5/21

8:05 am-10:45 am

1 stop2h 40m

$55

Kailua-KonaLihue

KOA - LIH

KOALIH

Kona Intl

Tue 9/16

8:47 am-9:41 am

Nonstop0h 54m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 12 results

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

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

9,961 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Southwest

8.0

Very good

4,295 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Hawaiian Airlines

7.9

Good

2,402 reviews

Alaska Airlines

8.0

Very good

9,961 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 ($85).
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 Lihue flights

Honolulu to Kahului flights

Honolulu to Kailua-Kona flights

Honolulu to Hilo flights

Lihue to Honolulu flights

Kahului to Honolulu flights

Kailua-Kona to Honolulu flights

Kahului to Lihue flights

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Kailua-Kona to Kahului flights

Honolulu to Kapalua flights

Honolulu to Hoolehua flights

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Kailua-Kona to Lihue flights

Honolulu to Lanai City flights

Kahului to Hilo flights

Lihue to Kahului flights

Lihue to Kailua-Kona flights

Kapalua to Honolulu flights

Honolulu to Waimea (Big Island) flights

Hilo to Kahului flights

Kahului to Lanai City flights

Hilo to Lihue flights

Kahului to Hoolehua flights

Lanai City to Honolulu flights

Lihue to Hilo flights

Kahului to Waimea (Big Island) flights

Waimea (Big Island) to Kahului flights

Honolulu to Hana flights

Kahului to Hana flights

Waimea (Big Island) to Honolulu flights

Hoolehua to Kahului flights

Kailua-Kona to Hoolehua flights

Hoolehua to Kapalua flights

Lihue to Lanai City flights

Kailua-Kona to Kapalua flights

Hilo to Kapalua flights

Hilo to Kailua-Kona flights

Hilo to Hoolehua flights

Hoolehua to Honolulu flights

Lanai City to Kailua-Kona flights

Lihue to Hoolehua flights

Kapalua to Hoolehua flights

Kailua-Kona to Lanai City flights

Kapalua to Lanai City flights

Hana to Hilo flights

Kapalua to Kailua-Kona flights

Hana to Kahului flights

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

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$80	Average$180	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$127	Average$161	FlexibilityNo cancel fee	On-time63%
Hawaiian Airlines	Cheapest$159	Average$204	FlexibilityNo cancel fee	On-time85%

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$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 5/28. 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

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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 29, 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 29, 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 29, 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 29, 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

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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 29, 2025.