What is the cheapest airline that flies from United States to Kaua'i?

Alaska Airlines, Hawaiian Airlines, and Southwest are the most popular carriers operating from United States to Kaua'i

How long is the flight from United States to Kaua'i?

On average, it takes 1h 27m to fly from United States to Kaua'i if you fly out of San Francisco (the most popular airport in United States) and into Los Angeles (the most popular airport in Kaua'i). If you’re flying out of Miami and into Los Angeles, then the flight time is around 5h 33m.

How many flights depart from United States to Kaua'i on average per week?

As of October 2025, there are 106 flights per week flying from United States to Kaua'i. The most common day of the week flights depart is Thu, with 27% of flights taking off on this day.

What airlines fly to Kaua'i?

Alaska Airlines, United Airlines and Hawaiian Airlines are the top three most popular airlines that fly to Kaua'i from United States according to our data. Alaska Airlines is the first choice among our users, with 31% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 7 different airlines that fly to Kaua'i on a routine basis, so you have a few additional options to choose from.

How many flights depart from United States to Kaua'i on average per day?

As of October 2025, there are 15 flights per day flying from United States to Kaua'i. The most common time of day flights depart is 9:00AM, with 78% of flights taking off at noon.

When did momondo last update prices for flights from United States to Kaua'i?

Prices for flights from United States to Kaua'i are updated daily.

How many operators does momondo search for flights from United States to Kaua'i?

There are 6 operators available for flights from United States to Kaua'i as of October 2025.

How old do you have to be to fly from United States to Kaua'i?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Kaua'i.

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

The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$98 Cheap Flights from the United States to Kaua'i in 2025/26

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Find the cheapest flights from the United States to Kaua'i

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One-way

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Recent round-trip flight deals from the United States to Kaua'i

Enter your travel dates to find the best prices.

7:20 am - 1:31 pmSFO-LIH

8h 11m1 stop

9:59 am - 6:50 pmLIH-SFO

6h 51m1 stop

$268Alaska Airlines

Find Deal

Mon, Dec 1 - Wed, Dec 10

9:15 am - 1:53 pmSAN-LIH

6h 38mnonstop

3:25 pm - 11:02 pmLIH-SAN

5h 37mnonstop

$268Alaska Airlines

Find Deal

Sun, Dec 7 - Thu, Dec 18

9:20 am - 1:13 pmSFO-LIH

5h 53mnonstop

2:30 pm - 9:45 pmLIH-SFO

5h 15mnonstop

$276United Airlines

Find Deal

Tue, Dec 2 - Tue, Dec 9

6:15 am - 12:54 pmSAN-LIH

8h 39m1 stop

2:10 pm - 12:15 amLIH-SAN

8h 05m1 stop

$277United Airlines

Find Deal

Thu, Jan 22 - Mon, Jan 26

10:30 am - 8:10 pmSFO-LIH

11h 40m1 stop

10:55 pm - 9:44 amLIH-SFO

8h 49m1 stop

$277Delta

Find Deal

Tue, Dec 2 - Tue, Dec 9

6:00 am - 6:33 pmSFO-LIH

14h 33m2 stops

9:50 pm - 9:33 amLIH-SFO

9h 43m1 stop

$282Delta

Find Deal

Mon, Dec 8 - Mon, Dec 15

9:30 am - 1:14 pmOAK-LIH

5h 44mnonstop

11:25 pm - 10:41 amLIH-OAK

9h 16m1 stop

$287Hawaiian Airlines

Find Deal

Mon, Dec 1 - Mon, Dec 8

6:01 am - 4:37 pmPDX-LIH

12h 36m1 stop

10:10 pm - 10:49 amLIH-PDX

10h 39m1 stop

$307American Airlines

Find Deal

Fri, Feb 6 - Wed, Feb 11

6:30 am - 3:59 pmSAN-LIH

11h 29m1 stop

10:39 pm - 8:49 amLIH-SAN

8h 10m1 stop

$337American Airlines

Find Deal

Thu, Nov 13 - Wed, Nov 19

8:40 am - 12:58 pmLAX-LIH

6h 18mnonstop

12:59 pm - 8:33 pmLIH-LAX

5h 34mnonstop

$347Hawaiian Airlines

Find Deal

Thu, Nov 27 - Thu, Dec 4

Alaska Airlines flights from United States to Kaua'i

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

Alaska Airlines

Dec 1

SFO7:20 amSan Francisco

8h 11m

1 stop

LIH1:31 pmLihue

Dec 10

LIH9:59 amLihue

6h 51m

1 stop

SFO6:50 pmSan Francisco

$268

Find similar

Alaska Airlines

Dec 7

SAN9:15 amSan Diego

6h 38m

LIH1:53 pmLihue

Dec 17

LIH11:38 amLihue

7h 39m

1 stop

SAN9:17 pmSan Diego

$273

Find similar

Alaska Airlines

Nov 29

SFO9:37 amSan Francisco

5h 52m

LIH1:29 pmLihue

Dec 8

LIH4:51 pmLihue

5h 19m

SFO12:10 amSan Francisco

$274

Find similar

United Airlines flights from United States to Kaua'i

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

United Airlines

Dec 2

SFO9:20 amSan Francisco

5h 53m

LIH1:13 pmLihue

Dec 9

LIH2:30 pmLihue

5h 15m

SFO9:45 pmSan Francisco

$276

Find similar

United Airlines

Jan 22

SAN6:15 amSan Diego

8h 39m

1 stop

LIH12:54 pmLihue

Jan 26

LIH2:10 pmLihue

8h 05m

1 stop

SAN12:15 amSan Diego

$277

Find similar

United Airlines

Jan 24

SEA12:35 pmSeattle/Tacoma Intl

11h 59m

1 stop

LIH10:34 pmLihue

Jan 27

LIH2:10 pmLihue

8h 49m

1 stop

SEA12:59 amSeattle/Tacoma Intl

$307

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Mon 12/1

7:20 am-1:31 pm

1 stop8h 11m

Lihue

Wed 12/10

9:59 am-6:50 pm

1 stop6h 51m

$268

San DiegoLihue

SAN - LIH

SANLIH

San Diego

Sun 12/7

9:15 am-1:53 pm

Nonstop6h 38m

Lihue

Thu 12/18

3:25 pm-11:02 pm

Nonstop5h 37m

$268

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Tue 12/2

9:20 am-1:13 pm

Nonstop5h 53m

Lihue

Tue 12/9

2:30 pm-9:45 pm

Nonstop5h 15m

$276

San DiegoLihue

SAN - LIH

SANLIH

San Diego

Thu 1/22

6:15 am-12:54 pm

1 stop8h 39m

Lihue

Mon 1/26

2:10 pm-12:15 am

1 stop8h 05m

$277

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Tue 12/2

10:30 am-8:10 pm

1 stop11h 40m

Lihue

Tue 12/9

10:55 pm-9:44 am

1 stop8h 49m

$277

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Mon 12/8

6:00 am-6:33 pm

2 stops14h 33m

Lihue

Mon 12/15

9:50 pm-9:33 am

1 stop9h 43m

$282

OaklandLihue

OAK - LIH

OAKLIH

Oakland

Mon 12/1

9:30 am-1:14 pm

Nonstop5h 44m

Lihue

Mon 12/8

11:25 pm-10:41 am

1 stop9h 16m

$287

PortlandLihue

PDX - LIH

PDXLIH

Portland

Fri 2/6

6:01 am-4:37 pm

1 stop12h 36m

Lihue

Wed 2/11

10:10 pm-10:49 am

1 stop10h 39m

$307

San DiegoLihue

SAN - LIH

SANLIH

San Diego

Thu 11/13

6:30 am-3:59 pm

1 stop11h 29m

Lihue

Wed 11/19

10:39 pm-8:49 am

1 stop8h 10m

$337

Los AngelesLihue

LAX - LIH

LAXLIH

Los Angeles

Thu 11/27

8:40 am-12:58 pm

Nonstop6h 18m

Lihue

Thu 12/4

12:59 pm-8:33 pm

Nonstop5h 34m

$347

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States 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

Other information

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

In general, January is the cheapest month to fly from United States to Kaua'i. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $492. The month of March is another great option to travel to Kaua'i, with average flight prices from United States averaging around $492.

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

According to our data, Wednesday is the cheapest day to fly to Kaua'i from United States. The lowest ticket price found for a Wednesday departure recently was $441. 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 Saturday because tickets tend to average around $555. These prices are subject to change though, so be sure to set up a Price Alert for flights to Kaua'i.

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

The cheapest time of day to fly to Kaua'i is in the evening when flights can be purchased for as low as $210. In contrast, the most expensive time of day to depart to Kaua'i is in the afternoon when prices are around $498.

What is the cheapest United States to Kaua'i flight route?

Fly from San Francisco to Lihue for the best United States - Kaua'i flight prices

How far in advance should I book a flight to Kaua'i?

You are more likely to see cheaper flights to Kaua'i from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Kaua'i for around $616 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kaua'i from United States for as low as $449 on momondo.

What cabin class options are available on United States to Kaua'i flights?

There are 4 cabin classes available to choose from on United States to Kaua'i flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

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

Cheap United States to Kaua'i flight deals and tips

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

Best Price Found	$75
Fastest flight time	5h 33m
Direct flights	Every day
Airports in Kaua'i	1 airport

The best one-way flight to Kaua'i from United States in the past 72 hours is $75. The best round-trip flight deal from United States to Kaua'i found on momondo in the last 72 hours is $150.

The fastest flight from United States to Kaua'i takes 5h 33m

Direct flights go from United States to Kaua'i every day.

There is 1 airport near Kaua'i: Lihue (LIH)

Search flight deals

When did momondo last update prices for flights from United States to Kaua'i?
Prices for flights from United States to Kaua'i are updated daily.
How many operators does momondo search for flights from United States to Kaua'i?
There are 6 operators available for flights from United States to Kaua'i as of October 2025.
How old do you have to be to fly from United States to Kaua'i?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents required for your trip to Kaua'i can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kaua'i. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to Kaua'i?
momondo data reveals that the most frequently booked plane model on the route from United States to Kaua'i is Airbus A320-100/200, representing 10.56% of all bookings. The subsequent popular models are Airbus A321neo at 9.50%, Airbus A318/A319/A320/A321 at 9.34%, and Boeing 787-9 Dreamliner at 8.97%.

Best airlines flying from United States to Kaua'i

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $166	Free Cancellation	Rating 7.9 7,993 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $208	Free Cancellation	Rating 7.8 2,797 reviews	Search Hawaiian Airlines flights
American Airlines	PriceFrom $257	Free Cancellation	Rating 7.2 11,032 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $273	Free Cancellation	Rating 8.0 11,214 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $285	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights
Southwest	PriceFrom $401	Free Cancellation	Rating 8.0 4,242 reviews	Search Southwest flights
JetBlue	PriceFrom $498	Free Cancellation	Rating 7.2 2,906 reviews	Search JetBlue flights

Why use momondo?

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

It is quick and easy to find United States to Kaua'i flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kaua'i that suits you.

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

Flights from United States to Kaua'i with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between United States 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 United States to Kaua'i right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of United States to Kaua'i flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in Kaua'i

Flights to New Yorkfrom $49

Flights to Los Angelesfrom $47

Flights to Miamifrom $47

Flights to Chicagofrom $49

Flights to Orlandofrom $47

Flights to Las Vegasfrom $39

Flights to San Franciscofrom $39

Flights to Washington, D.C.from $40

Flights to Bostonfrom $60

Flights to Atlantafrom $47

Flights to Dallasfrom $49

Flights to Seattlefrom $53

Cheap flights from the United States to Kaua'i from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Kaua'i departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Find the cheapest flights from the United States to Kaua'i

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Alaska Airlines flights from United States to Kaua'i

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

United Airlines flights from United States to Kaua'i

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

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How to get the cheapest flight ticket from United States 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

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

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

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

The cheapest time of day to fly to Kaua'i is in the evening when flights can be purchased for as low as $210. In contrast, the most expensive time of day to depart to Kaua'i is in the afternoon when prices are around $498.

What is the cheapest United States to Kaua'i flight route?

Fly from San Francisco to Lihue for the best United States - Kaua'i flight prices

How far in advance should I book a flight to Kaua'i?

What cabin class options are available on United States to Kaua'i flights?

There are 4 cabin classes available to choose from on United States to Kaua'i flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

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

What is the cheapest airline that flies from United States to Kaua'i?

Alaska Airlines, Hawaiian Airlines, and Southwest are the most popular carriers operating from United States to Kaua'i

What airlines fly to Kaua'i?

How many flights depart from United States to Kaua'i on average per day?

As of October 2025, there are 15 flights per day flying from United States to Kaua'i. The most common time of day flights depart is 9:00AM, with 78% of flights taking off at noon.

How many flights depart from United States to Kaua'i on average per week?

As of October 2025, there are 106 flights per week flying from United States to Kaua'i. The most common day of the week flights depart is Thu, with 27% of flights taking off on this day.

How long is the flight from United States to Kaua'i?

On average, it takes 1h 27m to fly from United States to Kaua'i if you fly out of San Francisco (the most popular airport in United States) and into Los Angeles (the most popular airport in Kaua'i). If you’re flying out of Miami and into Los Angeles, then the flight time is around 5h 33m.

Cheap United States to Kaua'i flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Kaua'i

When did momondo last update prices for flights from United States to Kaua'i?

How many operators does momondo search for flights from United States to Kaua'i?

How old do you have to be to fly from United States to Kaua'i?

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

What is the most popular plane model from United States to Kaua'i?

Best airlines flying from United States to Kaua'i

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

Why use momondo?

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

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

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

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

An easier way to manage your Kaua'i trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Kaua'i

Popular cities in Kaua'i

Popular flights according to clicks in the last 7 days on momondo