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

United Airlines, Delta, and Alaska Airlines 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 7h 20m to fly from United States to Kaua'i if you fly out of Boston (the most popular airport in United States) and into Copenhagen (the most popular airport in Kaua'i). If you’re flying out of New York and into Copenhagen, then the flight time is around 7h 45m.

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

As of April 2026, there are 30 flights per day flying from United States to Kaua'i. The most common time of day flights depart is 8:00AM, with 64% of flights taking off at noon.

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

As of April 2026, there are 211 flights per week flying from United States to Kaua'i. The most common day of the week flights depart is Sat, with 21% of flights taking off on this day.

What airlines fly to Kaua'i?

Alaska Airlines, United Airlines and American 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 34% of people opting to fly with this airline when traveling to Kaua'i. Keep in mind that there are 8 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 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 8 operators available for flights from United States to Kaua'i as of April 2026.

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.

$97 Cheap Flights from the United States to Kaua'i in 2026

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

Round-trip

One-way

Last minute

Direct

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

Enter your travel dates to find the best prices.

8:35 am - 11:29 am

SFO

LIH

5h 54mnonstop

1:16 pm - 9:32 pm

LIH

SFO

5h 16mnonstop

$273United Airlines

Wed, May 6 - Tue, May 12

10:32 am - 5:40 pm

SFO

LIH

10h 08m

1 stop

8:40 pm - 8:21 am

LIH

SFO

8h 41m

1 stop

$276Delta

Tue, May 5 - Wed, May 13

9:30 am - 5:40 pm

SFO

LIH

11h 10m

1 stop

9:55 pm - 3:58 pm

LIH

SFO

15h 03m

2 stops

$282Delta

Thu, May 7 - Tue, May 12

9:40 am - 12:32 pm

LAX

LIH

5h 52mnonstop

1:43 pm - 10:20 pm

LIH

LAX

5h 37mnonstop

$285Alaska Airlines

Tue, May 12 - Thu, May 21

8:31 am - 10:56 am

OAK

LIH

5h 25mnonstop

1:46 pm - 10:05 pm

LIH

OAK

5h 19mnonstop

$286Alaska Airlines

Mon, May 11 - Sat, May 16

1:40 pm - 6:05 pm

OAK

LIH

7h 25m

1 stop

9:10 pm - 5:30 am

LIH

OAK

5h 20mnonstop

$292Southwest

Sat, May 9 - Wed, May 13

8:29 am - 11:27 am

LAX

LIH

5h 58mnonstop

9:51 pm - 6:30 am

LIH

LAX

5h 39mnonstop

$297American Airlines

Tue, May 26 - Wed, Jun 3

6:05 am - 2:15 pm

OAK

LIH

11h 10m

2 stops

9:10 pm - 5:30 am

LIH

OAK

5h 20mnonstop

$302Southwest

Mon, May 4 - Tue, May 12

5:27 pm - 9:46 am

SAN

LIH

19h 19m

1 stop

3:04 pm - 11:48 pm

LIH

SAN

5h 44mnonstop

$357Alaska Airlines

Wed, May 6 - Tue, May 12

10:58 am - 2:24 pm

SAN

LIH

6h 26mnonstop

1:36 pm - 10:20 pm

LIH

SAN

5h 44mnonstop

$377Alaska Airlines

Mon, May 4 - Mon, May 11

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United Airlines flights from United States to Kaua'i

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

United Airlines

May 6

SFO8:35 amSan Francisco

5h 54m

LIH11:29 amLihue

May 12

LIH1:16 pmLihue

5h 16m

SFO9:32 pmSan Francisco

$273

United Airlines

May 9

SFO6:00 amSan Francisco

8h 28m

1 stop

LIH11:28 amLihue

May 13

LIH1:16 pmLihue

5h 16m

SFO9:32 pmSan Francisco

$296

United Airlines

Jun 2

SFO4:55 pmSan Francisco

5h 47m

LIH7:42 pmLihue

Jun 9

LIH10:44 pmLihue

5h 12m

SFO6:56 amSan Francisco

$303

Delta flights from United States to Kaua'i

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

Delta

May 4

SFO1:10 pmSan Francisco

8h 30m

1 stop

LIH6:40 pmLihue

May 12

LIH9:55 pmLihue

8h 39m

1 stop

SFO9:34 amSan Francisco

$276

Delta

May 13

SFO10:29 amSan Francisco

11h 37m

1 stop

LIH7:06 pmLihue

May 18

LIH9:55 pmLihue

15h 03m

2 stops

SFO3:58 pmSan Francisco

$282

Delta

May 13

SFO5:40 amSan Francisco

16h 26m

2 stops

LIH7:06 pmLihue

May 18

LIH9:55 pmLihue

15h 03m

2 stops

SFO3:58 pmSan Francisco

$287

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Wed 5/6

8:35 am-11:29 am

Nonstop5h 54m

Lihue

Tue 5/12

1:16 pm-9:32 pm

Nonstop5h 16m

$273

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Tue 5/5

10:32 am-5:40 pm

1 stop10h 08m

Lihue

Wed 5/13

8:40 pm-8:21 am

1 stop8h 41m

$276

San FranciscoLihue

SFO - LIH

SFOLIH

San Francisco

Thu 5/7

9:30 am-5:40 pm

1 stop11h 10m

Lihue

Tue 5/12

9:55 pm-3:58 pm

2 stops15h 03m

$282

Los AngelesLihue

LAX - LIH

LAXLIH

Los Angeles

Tue 5/12

9:40 am-12:32 pm

Nonstop5h 52m

Lihue

Thu 5/21

1:43 pm-10:20 pm

Nonstop5h 37m

$285

Quickest round-trip

OaklandLihue

OAK - LIH

OAKLIH

Oakland

Mon 5/11

8:31 am-10:56 am

Nonstop5h 25m

Lihue

Sat 5/16

1:46 pm-10:05 pm

Nonstop5h 19m

$286

OaklandLihue

OAK - LIH

OAKLIH

Oakland

Sat 5/9

1:40 pm-6:05 pm

1 stop7h 25m

Lihue

Wed 5/13

9:10 pm-5:30 am

Nonstop5h 20m

$292

Los AngelesLihue

LAX - LIH

LAXLIH

Los Angeles

Tue 5/26

8:29 am-11:27 am

Nonstop5h 58m

Lihue

Wed 6/3

9:51 pm-6:30 am

Nonstop5h 39m

$297

OaklandLihue

OAK - LIH

OAKLIH

Oakland

Mon 5/4

6:05 am-2:15 pm

2 stops11h 10m

Lihue

Tue 5/12

9:10 pm-5:30 am

Nonstop5h 20m

$302

San DiegoLihue

SAN - LIH

SANLIH

San Diego

Wed 5/6

5:27 pm-9:46 am

1 stop19h 19m

Lihue

Tue 5/12

3:04 pm-11:48 pm

Nonstop5h 44m

$357

San DiegoLihue

SAN - LIH

SANLIH

San Diego

Mon 5/4

10:58 am-2:24 pm

Nonstop6h 26m

Lihue

Mon 5/11

1:36 pm-10:20 pm

Nonstop5h 44m

$377

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 $531. The month of December is another great option to travel to Kaua'i, with average flight prices from United States averaging around $569.

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 $468. 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 at noon when flights can be purchased for as low as $474. In contrast, the most expensive time of day to depart to Kaua'i is in the afternoon when prices are around $557.

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 $657 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 $377 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	$65
Fastest flight time	0h 40m
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 $65. The best round-trip flight deal from United States to Kaua'i found on momondo in the last 72 hours is $127.

The fastest flight from United States to Kaua'i takes 0h 40m

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

There is 1 airport in Kaua'i. From United States there are direct flights to Lihue (LIH).

Search flight deals

Frequently asked questions about flying from the United States to Kaua'i

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 8 operators available for flights from United States to Kaua'i as of April 2026.
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 A321neo, representing 14.12% of all bookings. The subsequent popular models are Airbus A320-100/200 at 12.88%, Boeing 787-9 Dreamliner at 11.00%, and Airbus A320neo at 8.17%.

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
Hawaiian Airlines	PriceFrom $157	Free Cancellation	Rating 7.8 2,838 reviews	Search Hawaiian Airlines flights
Delta	PriceFrom $158	Free Cancellation	Rating 7.9 8,423 reviews	Search Delta flights
Alaska Airlines	PriceFrom $229	Free Cancellation	Rating 0.0	Search Alaska Airlines flights
Alaska Airlines	PriceFrom $243	Free Cancellation	Rating 7.9 12,259 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $247	Free Cancellation	Rating 7.1 11,610 reviews	Search American Airlines flights
United Airlines	PriceFrom $256	Free Cancellation	Rating 7.4 9,603 reviews	Search United Airlines flights
Southwest	PriceFrom $317	Free Cancellation	Rating 8.0 4,329 reviews	Search Southwest flights
JetBlue	PriceFrom $450	Free Cancellation	Rating 7.2 2,944 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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Flights to New Yorkfrom $56

Flights to Los Angelesfrom $53

Flights to Orlandofrom $53

Flights to Miamifrom $50

Flights to Chicagofrom $67

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $46

Flights to Washington, D.C.from $55

Flights to Bostonfrom $73

Flights to Atlantafrom $53

Flights to Dallasfrom $62

Flights to Fort Lauderdalefrom $47

Cheap flights from the United States to Kaua'i from $128

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 5/11. 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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United Airlines flights from United States to Kaua'i

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How to get the cheapest flight ticket from United States to Kaua'i

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?

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

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?

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

What is the cheapest airline that flies 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?

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

How long is the flight from 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

Fastest flight time

Direct flights

Airports in Kaua'i

Frequently asked questions about flying from the 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?

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.

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