$1,460+ 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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
5 Jul — 12 Jul1
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 5 June 2026.

Thu 20/820:45
SYD
-
LIH
1 stop14h 57m
Alaska Airlines
Mon 24/807:12
LIH
-
SYD
1 stop15h 38m
Alaska Airlines
Deal found 4/6$1,460
Thu 27/820:45
SYD
-
LIH
1 stop19h 27m
Alaska Airlines
Mon 31/807:12
LIH
-
SYD
1 stop15h 38m
Alaska Airlines
Deal found 1/6$1,467
Sat 10/1020:45
SYD
-
LIH
1 stop18h 13m
Alaska Airlines
Fri 16/1008:12
LIH
-
SYD
1 stop13h 38m
Alaska Airlines
Deal found 3/6$1,546
Fri 19/620:45
SYD
-
LIH
1 stop29h 55m
Alaska Airlines
Tue 23/614:30
LIH
-
SYD
2 stops32h 20m
Alaska Airlines
Deal found 3/6$1,609
Sun 4/1020:45
SYD
-
LIH
1 stop14h 13m
Alaska Airlines
Wed 14/1009:01
LIH
-
SYD
1 stop12h 49m
Alaska Airlines
Deal found 3/6$1,647
Thu 25/620:45
SYD
-
LIH
1 stop13h 13m
Alaska Airlines
Sun 28/615:03
LIH
-
SYD
1 stop31h 47m
Alaska Airlines
Deal found 3/6$1,826
Sat 10/1020:45
SYD
-
LIH
1 stop14h 13m
Alaska Airlines
Sun 11/1018:30
LIH
-
SYD
1 stop27h 20m
Alaska Airlines
Deal found 3/6$1,827
Tue 6/1020:45
SYD
-
LIH
1 stop14h 13m
Alaska Airlines
Sat 17/1006:00
LIH
-
SYD
1 stop15h 50m
Alaska Airlines
Deal found 3/6$1,846
Sun 4/1020:45
SYD
-
LIH
1 stop14h 46m
Alaska Airlines
Sun 11/1020:45
LIH
-
SYD
1 stop25h 05m
Alaska Airlines
Deal found 3/6$1,928

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 5 June 2026.

Return from

$1,460
Alaska Airlines
  • Alaska Airlines
  • 20/8-24/8
  • 2 total stops
  • 30h 35m 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 5 June 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 - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

20:45-15:42

1 stop14h 57m

Lihue

Mon 24/8

07:12-18:50

1 stop15h 38m

$1,460

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 27/8

20:45-06:40

1 stop29h 55m

Lihue

Mon 31/8

07:12-18:50

1 stop15h 38m

$1,472

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 4/10

20:45-16:20

1 stop16h 35m

Lihue

Tue 13/10

20:45-18:50

1 stop25h 05m

$1,647

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 6/10

20:45-16:20

1 stop16h 35m

Lihue

Wed 14/10

09:01-18:50

1 stop12h 49m

$1,846
Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 8/10

20:45-15:38

1 stop15h 53m

Lihue

Thu 15/10

09:01-18:50

1 stop12h 49m

$1,947

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 9/10

20:45-14:31

1 stop14h 46m

Lihue

Tue 13/10

20:45-18:50

1 stop25h 05m

$2,046

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 7/10

11:20-11:24

1 stop21h 04m

Lihue

Sat 17/10

13:08-08:00

1 stop21h 52m

$2,237

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 27/8

09:30-19:44

2 stops30h 14m

Lihue

Mon 31/8

13:15-06:55

1 stop21h 40m

$2,242

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

14:50-19:23

2 stops48h 33m

Lihue

Mon 24/8

21:35-17:10

2 stops47h 35m

$2,485

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 27/8

20:45-19:23

2 stops42h 38m

Lihue

Mon 31/8

21:35-17:10

2 stops47h 35m

$2,506

Flights are sorted by cheapest return flights first.

Deals found on 4/6

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.