What airlines fly to Kaua'i?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Kaua'i from Louisville according to our data. United Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 5 different airlines that fly to Kaua'i on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Louisville Intl Airport to Kaua'i?

Prices for flights from Louisville Intl Airport to Kaua'i are refreshed on a daily basis.

How many operators does momondo search for flights from Louisville Intl Airport to Kaua'i?

There are 2 operators available for flights from Louisville Intl Airport to Kaua'i as of November 2025.

How old do you have to be to fly from Louisville Intl Airport to Kaua'i?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Kaua'i.

What documentation or ID do you need to fly to Kaua'i?

The travel and health documents you'll need for your trip to Kaua'i may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kaua'i. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$659 Cheap Flights from Louisville to Kaua'i in 2025/26

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Find the cheapest flights from Louisville to Kaua'i

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:33 am - 6:31 pmSDF-LIH

17h 58m2 stops

9:31 pm - 8:25 pmLIH-SDF

17h 54m2 stops

$659Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

9:15 am - 4:58 pmSDF-LIH

12h 43m1 stop

8:30 pm - 2:22 pmLIH-SDF

12h 52m1 stop

$665United Airlines

Find Deal

Tue, Dec 16 - Tue, Dec 23

9:15 am - 4:58 pmSDF-LIH

12h 43m1 stop

2:00 pm - 10:03 amLIH-SDF

15h 03m2 stops

$671United Airlines

Find Deal

Tue, Dec 16 - Tue, Dec 23

7:00 am - 6:39 pmSDF-LIH

16h 39m2 stops

11:00 pm - 8:47 pmLIH-SDF

16h 47m2 stops

$672American Airlines

Find Deal

Fri, Jan 2 - Wed, Jan 7

5:33 am - 6:31 pmSDF-LIH

17h 58m2 stops

9:31 pm - 8:25 pmLIH-SDF

17h 54m2 stops

$699Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

6:35 am - 6:33 pmSDF-LIH

16h 58m2 stops

2:15 pm - 11:28 amLIH-SDF

16h 13m2 stops

$733Delta

Find Deal

Sat, Dec 6 - Fri, Dec 19

6:00 am - 3:55 pmSDF-LIH

14h 55m2 stops

10:30 pm - 7:00 pmLIH-SDF

15h 30m2 stops

$734American Airlines

Find Deal

Wed, Feb 11 - Sun, Feb 22

6:05 am - 4:10 pmSDF-LIH

15h 05m2 stops

9:10 pm - 4:35 pmLIH-SDF

14h 25m2 stops

$778Southwest

Find Deal

Tue, Dec 16 - Tue, Dec 23

6:45 am - 1:15 pmSDF-LIH

11h 30m1 stop

9:10 pm - 5:00 pmLIH-SDF

14h 50m2 stops

$1,333Southwest

Find Deal

Fri, Dec 19 - Sat, Dec 27

7:40 am - 7:19 pmSDF-LIH

16h 39m3 stops

10:30 pm - 5:35 pmLIH-SDF

14h 05m2 stops

$2,460Multiple Airlines

Find Deal

Wed, Feb 11 - Sun, Feb 22

Delta flights from Louisville to Kaua'i

Our best Delta deals on Louisville to Kaua'i flight tickets

Delta

Mar 3

SDF5:33 amLouisville Intl

17h 58m

2 stops

LIH6:31 pmLihue

Mar 4

LIH9:31 pmLihue

17h 54m

2 stops

SDF8:25 pmLouisville Intl

$659

Find similar

Delta

Mar 3

SDF5:33 amLouisville Intl

17h 58m

2 stops

LIH6:31 pmLihue

Mar 4

LIH9:31 pmLihue

17h 54m

2 stops

SDF8:25 pmLouisville Intl

$699

Find similar

Delta

Dec 6

SDF6:35 amLouisville Intl

16h 58m

2 stops

LIH6:33 pmLihue

Dec 19

LIH2:15 pmLihue

16h 13m

2 stops

SDF11:28 amLouisville Intl

$733

Find similar

United Airlines flights from Louisville to Kaua'i

Our best United Airlines deals on Louisville to Kaua'i flight tickets

United Airlines

Nov 17

SDF8:00 amLouisville Intl

13h 58m

1 stop

LIH4:58 pmLihue

Nov 21

LIH8:30 pmLihue

12h 49m

1 stop

SDF2:19 pmLouisville Intl

$661

Find similar

United Airlines

Dec 16

SDF9:15 amLouisville Intl

12h 43m

1 stop

LIH4:58 pmLihue

Dec 23

LIH8:30 pmLihue

12h 52m

1 stop

SDF2:22 pmLouisville Intl

$665

Find similar

United Airlines

Nov 17

SDF7:00 amLouisville Intl

14h 58m

2 stops

LIH4:58 pmLihue

Nov 21

LIH8:30 pmLihue

12h 49m

1 stop

SDF2:19 pmLouisville Intl

$666

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Tue 3/3

5:33 am-6:31 pm

2 stops17h 58m

Lihue

Wed 3/4

9:31 pm-8:25 pm

2 stops17h 54m

$659

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Tue 12/16

9:15 am-4:58 pm

1 stop12h 43m

Lihue

Tue 12/23

8:30 pm-2:22 pm

1 stop12h 52m

$665

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Tue 12/16

9:15 am-4:58 pm

1 stop12h 43m

Lihue

Tue 12/23

2:00 pm-10:03 am

2 stops15h 03m

$671

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Fri 1/2

7:00 am-6:39 pm

2 stops16h 39m

Lihue

Wed 1/7

11:00 pm-8:47 pm

2 stops16h 47m

$672

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Tue 3/3

5:33 am-6:31 pm

2 stops17h 58m

Lihue

Wed 3/4

9:31 pm-8:25 pm

2 stops17h 54m

$699

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Sat 12/6

6:35 am-6:33 pm

2 stops16h 58m

Lihue

Fri 12/19

2:15 pm-11:28 am

2 stops16h 13m

$733

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Wed 2/11

6:00 am-3:55 pm

2 stops14h 55m

Lihue

Sun 2/22

10:30 pm-7:00 pm

2 stops15h 30m

$734

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Tue 12/16

6:05 am-4:10 pm

2 stops15h 05m

Lihue

Tue 12/23

9:10 pm-4:35 pm

2 stops14h 25m

$778

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Fri 12/19

6:45 am-1:15 pm

1 stop11h 30m

Lihue

Sat 12/27

9:10 pm-5:00 pm

2 stops14h 50m

$1,333

LouisvilleLihue

SDF - LIH

SDFLIH

Louisville Intl

Wed 2/11

7:40 am-7:19 pm

3 stops16h 39m

Lihue

Sun 2/22

10:30 pm-5:35 pm

2 stops14h 05m

$2,460

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Louisville to Kaua'i

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Kaua'i?

In general, August is the cheapest month to fly from Louisville to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $570. The month of November is another great option to travel to Kaua'i, with average flight prices from Louisville averaging around $596.

What is the cheapest day to depart on your flight to Kaua'i?

According to our data, Saturday is the cheapest day to fly to Kaua'i from Louisville. The lowest ticket price found for a Saturday departure recently was $855. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,145. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

Can stopping save me money on Louisville to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Louisville to Kaua'i.

Cheap Louisville to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Kaua'i

Direct flights	None

There are no direct flights from Louisville to Kaua'i. There are no popular flight routes from Louisville to Kaua'i.

Search flight deals

When did momondo last update prices for flights from Louisville Intl Airport to Kaua'i?
Prices for flights from Louisville Intl Airport to Kaua'i are refreshed on a daily basis.
How many operators does momondo search for flights from Louisville Intl Airport to Kaua'i?
There are 2 operators available for flights from Louisville Intl Airport to Kaua'i as of November 2025.
How old do you have to be to fly from Louisville Intl Airport to Kaua'i?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents you'll need for your trip to Kaua'i may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Kaua'i. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Louisville to Kaua'i?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Louisville to Kaua'i is Embraer 175 (15.98% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (10.49%), Boeing 737 MAX 8 (9.36%), and Airbus A318/A319/A320/A321 (8.69%).

Best airlines flying from Louisville to Kaua'i

Compare and see reviews for airlines that fly from Louisville to Kaua'i with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $514	Free Cancellation	Rating 7.4 9,001 reviews		Search United Airlines flights
Southwest	PriceFrom $565	Free Cancellation	Rating 8.0 4,239 reviews		Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Kaua'i?

Finding the right flight to Kaua'i from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kaua'i quick and easy, saving you time and money.

Can I find flights from Louisville to Kaua'i with flexible booking policies on momondo?

All flight searches from Louisville to Kaua'i on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Kaua'i?

momondo helps you find the best flight between Louisville and Kaua'i by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Louisville to Kaua'i right now. Can momondo alert me if prices change?

Price alerts on flights to Kaua'i from Louisville are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.