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Cheap flights from Australia to Kaua'i from $909

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
28 May — 4 Jun1
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 28 April 2026.

Fri 5/620:45
SYD
-
LIH
1 stop18h 03m
Alaska Airlines
Fri 12/616:12
LIH
-
SYD
1 stop30h 38m
Alaska Airlines
Deal found 25/4$1,384
Thu 11/620:45
SYD
-
LIH
1 stop16h 59m
Alaska Airlines
Thu 18/620:03
LIH
-
SYD
1 stop26h 47m
Alaska Airlines
Deal found 26/4$1,387
Tue 18/815:25
MEL
-
LIH
2 stops18h 33m
Multiple Airlines
Sat 22/809:43
LIH
-
MEL
2 stops17h 52m
Multiple Airlines
Deal found 25/4$1,457
Wed 10/620:50
MEL
-
LIH
2 stops38h 48m
Multiple Airlines
Wed 17/607:12
LIH
-
MEL
2 stops20h 23m
Multiple Airlines
Deal found 26/4$1,514
Thu 4/615:25
MEL
-
LIH
2 stops19h 07m
Multiple Airlines
Mon 8/608:31
LIH
-
MEL
2 stops19h 04m
Multiple Airlines
Deal found 24/4$1,526
Mon 13/720:15
MEL
-
LIH
2 stops37h 43m
Multiple Airlines
Mon 20/707:12
LIH
-
MEL
2 stops28h 23m
Multiple Airlines
Deal found 24/4$1,692
Sat 25/413:30
MEL
-
LIH
2 stops19h 54m
Multiple Airlines
Sun 3/508:56
LIH
-
MEL
2 stops16h 39m
Multiple Airlines
Deal found 24/4$1,933
Thu 11/613:15
SYD
-
LIH
3 stops37h 25m
Multiple Airlines
Thu 18/620:45
LIH
-
SYD
1 stop26h 05m
Multiple Airlines
Deal found 26/4$2,034
Fri 5/609:30
SYD
-
LIH
2 stops30h 12m
United Airlines
Fri 12/613:01
LIH
-
SYD
2 stops45h 54m
United Airlines
Deal found 25/4$2,235
Mon 13/710:55
MEL
-
LIH
1 stop22h 21m
United Airlines
Mon 20/713:01
LIH
-
MEL
1 stop22h 29m
United Airlines
Deal found 24/4$2,472
Thu 4/610:55
MEL
-
LIH
1 stop22h 21m
United Airlines
Mon 8/613:01
LIH
-
MEL
1 stop22h 29m
United Airlines
Deal found 24/4$2,506
Fri 5/613:45
SYD
-
LIH
3 stops51h 41m
Multiple Airlines
Fri 12/622:28
LIH
-
SYD
2 stops47h 02m
Multiple Airlines
Deal found 25/4$3,694

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 28 April 2026.

Round-trip from

$1,384

One-way from

$909
Alaska Airlines
  • Alaska Airlines
  • 5/6-12/6
  • 2 total stops
  • 48h 41m total
  • Australia to Kaua'i
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 20/6
  • 1 total stop
  • 16h 17m 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 28 April 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

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 11/6

20:45-17:44

1 stop16h 59m

Lihue

Thu 18/6

20:03-18:50

1 stop26h 47m

$1,387
Fastest return journey

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 4/6

15:25-14:32

2 stops19h 07m

Lihue

Mon 8/6

08:31-23:35

2 stops19h 04m

$1,526

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 11/6

13:15-06:40

3 stops37h 25m

Lihue

Thu 18/6

20:45-18:50

1 stop26h 05m

$2,034

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 5/6

09:30-19:42

2 stops30h 12m

Lihue

Fri 12/6

13:01-06:55

2 stops45h 54m

$2,235

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Mon 13/7

10:55-13:16

1 stop22h 21m

Lihue

Mon 20/7

13:01-07:30

1 stop22h 29m

$2,472

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Mon 13/7

18:15-21:25

3 stops47h 10m

Lihue

Mon 20/7

22:28-16:50

2 stops46h 22m

$2,490

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 4/6

10:55-13:16

1 stop22h 21m

Lihue

Mon 8/6

13:01-07:30

1 stop22h 29m

$2,506

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Tue 18/8

10:55-11:46

2 stops44h 51m

Lihue

Sat 22/8

13:17-08:15

1 stop22h 58m

$2,506

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 5/6

13:45-21:26

3 stops51h 41m

Lihue

Fri 12/6

22:28-17:30

2 stops47h 02m

$3,694

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 11/6

18:30-09:43

3 stops59h 13m

Lihue

Thu 18/6

21:51-19:55

3 stops50h 04m

$4,975

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Showing 1-10 of 16 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 $1,387, Alaska Airlines can have you in Kaua'i from Australia in 16h 59m. 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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How does Cheapflights help users find flights from Australia to Kaua'i?

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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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