$1,412+ Cheap flights to Kaua'i

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/11. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Flights to Kaua'i in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Kaua'i
Explore the most affordable flight options available to Kaua'i. Find the lowest fares based on data from user searches, with prices last updated on 16 August 2026.

Fri 20/1121:40 -
1 stop19h 32m
Mon 30/1108:13 -
1 stop14h 32m
Deal found 13/8$1,412
Tue 20/1020:45 -
1 stop18h 13m
Tue 27/1012:45 -
1 stop34h 00m
Deal found 11/8$1,422
Tue 15/1221:40 -
1 stop16h 49m
Sun 27/1209:00 -
1 stop13h 45m
Deal found 14/8$1,587
Tue 15/1221:40 -
2 stops15h 11m
Sun 27/1208:13 -
1 stop14h 32m
Deal found 11/8$1,685
Thu 1/1020:45 -
1 stop13h 13m
Thu 22/1020:45 -
1 stop25h 05m
Deal found 13/8$1,727
Tue 29/920:45 -
1 stop15h 35m
Sun 25/1020:03 -
1 stop26h 42m
Deal found 13/8$1,809

Find flight deals to Kaua'i

Find the latest flights to Kaua'i in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 August 2026.

Return from

$1,412
Alaska Airlines
  • Alaska Airlines
  • 20/11-30/11
  • 2 total stops
  • 34h 04m total
  • Sydney to Lihue
Search Deals

Cheapflights Fare Finder

 
Locate flights to Kaua'i that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 16 August 2026.
Use the filters below to find and compare flights to Kaua'i that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sat 30/1

21:40-20:13

1 stop19h 33m

Lihue

Wed 3/2

06:00-19:45

1 stop16h 45m

$1,456

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Tue 15/12

21:40-18:00

1 stop17h 20m

Lihue

Sun 27/12

06:00-19:45

1 stop16h 45m

$1,590

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sat 30/1

20:30-12:54

2 stops37h 24m

Lihue

Wed 3/2

09:00-18:45

1 stop12h 45m

$1,665

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sat 30/1

21:40-15:50

2 stops15h 10m

Lihue

Wed 3/2

06:00-19:45

1 stop16h 45m

$1,685
Fastest return journey

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sat 3/10

20:45-17:58

1 stop17h 13m

Lihue

Sat 24/10

10:24-19:45

1 stop12h 21m

$1,809

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Fri 2/10

20:45-20:12

1 stop19h 27m

Lihue

Mon 19/10

09:00-18:50

1 stop12h 50m

$1,809

Flights are sorted by cheapest return flights first.

Deals found on 11/8

Sorted by cheapest first

Best time to book a flight to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i with our price prediction graph.
Estimated return 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 to Kaua'i

How long is the flight to Kaua'i?

On average, a flight from Sydney to Kaua'i takes 13 hours 13 minutes. Flights to Kaua'i from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 57.0 - 170.0 mm per month. January is typically the wettest month, when rainfall can reach 170.0 mm. June is typically the driest time to visit Kaua'i when rainfall is around 57.0 mm.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

FAQs about flying to Kaua'i

  • Can I find cheaper flights to Kaua'i if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Kaua'i on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Kaua'i depart from?

    For those looking to save time traveling to Kaua'i, Sydney Kingsford Smith offers the quickest one-way flight (13 hours 13 minutes).

  • Does Lihue have car hire?

    Yes. Those touching down at Lihue can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Lihue?

    Yes. Lihue has hotels nearby for those requiring accommodations. Marriott's Kauai Beach Club - Luxury 2 Bedroom Condos is the closest property to Lihue (0.0 km away from Lihue).

See more FAQs

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.

Search flights to Kaua'i by cabin class

Find flights to Kaua'i, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class flights to Kaua'i
Business Class flights to Kaua'i
Prem Economy Class flights to Kaua'i
Economy Class flights to Kaua'i

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Kaua'i?

Cheapflights helps you search for flights to Kaua'i via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets to Kaua'i?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights to Kaua'i.

Can Cheapflights find flights to Kaua'i with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Kaua'i flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Kaua'i become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Kaua'i today and book when you’re ready!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.