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Cheap flights from Australia to Kaua'i from $910

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Kaua'i

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Kaua'i
Explore the most affordable flight options available from Australia to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2026.

Fri 7/820:45
SYD
-
LIH
1 stop13h 46m
Alaska Airlines
Fri 14/808:22
LIH
-
SYD
1 stop14h 28m
Alaska Airlines
Deal found 8/7$1,357
Sun 25/1021:40
SYD
-
LIH
1 stop31h 00m
Alaska Airlines
Thu 29/1019:21
LIH
-
SYD
1 stop27h 24m
Alaska Airlines
Deal found 8/7$1,459
Fri 24/720:45
SYD
-
LIH
1 stop31h 05m
Alaska Airlines
Tue 28/712:55
LIH
-
SYD
1 stop33h 55m
Alaska Airlines
Deal found 7/7$1,462
Sun 25/1018:00
MEL
-
LIH
2 stops20h 58m
Multiple Airlines
Wed 28/1007:12
LIH
-
MEL
2 stops19h 23m
Multiple Airlines
Deal found 8/7$1,534
Wed 26/820:15
SYD
-
LIH
1 stop13h 43m
Multiple Airlines
Wed 2/909:00
LIH
-
SYD
1 stop13h 30m
Multiple Airlines
Deal found 12/7$1,814
Sun 25/1010:20
SYD
-
LIH
2 stops32h 10m
United Airlines
Thu 29/1013:03
LIH
-
SYD
1 stop22h 02m
United Airlines
Deal found 8/7$2,228
Fri 7/810:20
SYD
-
LIH
2 stops29h 54m
United Airlines
Fri 14/819:35
LIH
-
SYD
2 stops39h 25m
United Airlines
Deal found 8/7$2,231
Wed 26/809:30
SYD
-
LIH
1 stop22h 10m
United Airlines
Wed 2/919:35
LIH
-
SYD
2 stops39h 20m
United Airlines
Deal found 12/7$2,236
Sun 25/1010:30
MEL
-
LIH
1 stop22h 18m
United Airlines
Wed 28/1012:46
LIH
-
MEL
1 stop23h 44m
United Airlines
Deal found 8/7$2,533

Find flight deals from Australia to Kaua'i

Keep the following information in mind while searching for Australia to Kaua'i flight deals. Data was last updated 12 July 2026.

Round-trip from

$1,357

One-way from

$910
Alaska Airlines
  • Alaska Airlines
  • 7/8-14/8
  • 2 total stops
  • 28h 14m total
  • Australia to Kaua'i
Search Deals
5/1
  • 5/1
  • 3 total stops
  • 26h 31m total
  • Australia to Kaua'i
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 12 July 2026.
Use the filters below to find and compare flights from Australia to Kaua'i that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 22/8

20:45-15:42

1 stop14h 57m

Lihue

Sat 29/8

09:43-18:50

1 stop13h 07m

$1,357

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 24/7

20:45-07:50

1 stop31h 05m

Lihue

Tue 28/7

12:55-18:50

1 stop33h 55m

$1,462

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Sun 25/10

18:00-17:58

2 stops20h 58m

Lihue

Wed 28/10

07:12-23:35

2 stops19h 23m

$1,534

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 7/8

10:20-20:14

2 stops29h 54m

Lihue

Fri 14/8

19:35-07:00

2 stops39h 25m

$2,231

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 26/8

09:30-11:40

1 stop22h 10m

Lihue

Wed 2/9

19:35-06:55

2 stops39h 20m

$2,236

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 24/7

20:45-13:58

1 stop13h 13m

Lihue

Tue 28/7

08:22-09:45

2 stops29h 23m

$2,292

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Sun 25/10

10:30-11:48

1 stop22h 18m

Lihue

Wed 28/10

12:46-09:30

1 stop23h 44m

$2,533

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 22/8

17:45-19:23

3 stops45h 38m

Lihue

Sat 29/8

21:35-17:10

2 stops47h 35m

$2,618

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 26/8

09:20-18:49

3 stops29h 29m

Lihue

Wed 2/9

21:35-07:30

2 stops37h 55m

$2,983

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 7/8

19:30-21:25

3 stops45h 55m

Lihue

Fri 14/8

22:28-17:10

2 stops46h 42m

$3,430

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Australia to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Australia 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 from Australia to Kaua'i
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Australia to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Australia to Kaua'i?

    For as low as $1,357, Alaska Airlines can have you in Kaua'i from Australia in 14h 57m. The distance between Australia and Kaua'i is about 8121 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Australia to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Australia to Kaua'i flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to Kaua'i?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Kaua'i.

  • Can I find deals for business class flights from Australia to Kaua'i?

    Yes. Cheapflights offers flight deals from Australia to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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

Cheapflights helps you find that perfect flight to Kaua'i from Australia by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Kaua'i from Australia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Australia to Kaua'i and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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