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Kaua'i

$585+ Cheap flights from Louisville (SDF) to Kaua'i

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — LIH
Jul 1 — Jul 81
Tue 7/1
Tue 7/8
1 adult, Economy
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Cheap flight deals from Louisville to Kaua'i

Keep the following information in mind while searching for Louisville to Kaua'i flight deals. Data was last updated June 26, 2025.

Round-trip from

$585
(Delta)

Popular in

December

Cheapest in

August

Average price

$1,186
From Louisville Intl to Kaua'i
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($81 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Louisville to Kaua'i

Cheapest flights from Louisville to Kaua'i
Explore the most affordable flight options available from Louisville to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

This Delta deal was found by Cheapflights users on 6/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:00 amSDF - LIH
2 stops17h 18mDelta
Fri 9/129:26 pmLIH - SDF
2 stops19h 27mDelta
Deal found 6/25$585
This United Airlines deal was found by Cheapflights users on 6/25. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1111:25 amSDF - LIH
2 stops15h 00mUnited Airlines
Tue 7/157:40 pmLIH - SDF
1 stop12h 43mUnited Airlines
Deal found 6/25$627
This Southwest deal was found by Cheapflights users on 6/24. 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 9/137:10 amSDF - LIH
2 stops17h 00mSouthwest
Sat 9/208:40 pmLIH - SDF
2 stops14h 05mSouthwest
Deal found 6/24$773
This American Airlines deal was found by Cheapflights users on 6/25. 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 9/410:00 amSDF - LIH
3 stops16h 32mAmerican Airlines
Fri 9/129:40 pmLIH - SDF
2 stops13h 54mAmerican Airlines
Deal found 6/25$997

Cheapflights Fare Finder

Customize your flight search to find flights from Louisville 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 June 26, 2025.
Use the filters below to find and compare flights from Louisville to Kaua'i that are best for you.

Fly from

Louisville

Fly to

Kaua'i

Route

Depart

Return

Price

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Thu 9/4

6:00 am-5:18 pm

2 stops17h 18m

Lihue

Fri 9/12

9:26 pm-10:51 pm

2 stops19h 25m

$585

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Fri 7/11

11:25 am-8:25 pm

2 stops15h 00m

Lihue

Tue 7/15

7:40 pm-2:23 pm

1 stop12h 43m

$627

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Sat 9/13

7:10 am-6:10 pm

2 stops17h 00m

Lihue

Sat 9/20

8:40 pm-4:45 pm

2 stops14h 05m

$773

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Thu 9/4

10:00 am-8:32 pm

3 stops16h 32m

Lihue

Fri 9/12

9:40 pm-5:34 pm

2 stops13h 54m

$997

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/26

Best time to book a flight from Louisville to Kaua'i

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

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

Currently, January is the cheapest month in which you can book a flight from Louisville to Kaua'i (average of $440). Flying from Louisville to Kaua'i in June is currently the most expensive (average of $689). 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.

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 June 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Louisville to Kaua'i to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,276 reviews

Entertainment

7.6

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,276 reviews
Southwest
8.0
Very good
4,276 reviews

Entertainment

7.6

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,963 reviews
Southwest
8.0
Very good
4,276 reviews

Entertainment

7.6

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,838 reviews
Southwest
8.0
Very good
4,276 reviews

Entertainment

7.6

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,276 reviews

Entertainment

7.6

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from Louisville 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 airport do you fly from for flights from Louisville to Kaua'i?

    Louisville Intl (SDF) is the airport you will fly out of if you book a flight from Louisville to Kaua'i. It is only a 5.3 mi journey to Louisville Intl (SDF) from Louisville’s city center.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Louisville to Kaua'i (average of $440). Flying from Louisville to Kaua'i in June is currently the most expensive (average of $689). 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 2 airlines flying from Louisville to Kaua'i

Discover the top 2 airlines that operate flights from Louisville 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 June 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$961FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$570Average$865FlexibilityNo cancel feeOn-time69%

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