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Cheap flights from Australia to Kaua'i from $904

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
7 Sep — 14 Sep1
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 8 August 2026.

Thu 22/1020:45 -
1 stop15h 28m
Mon 26/1006:00 -
1 stop16h 45m
Deal found 3/8$904
Thu 22/1020:45 -
1 stop18h 13m
Mon 26/1014:09 -
2 stops56h 36m
Deal found 3/8$1,028
Tue 27/1020:00 -
2 stops36h 18m
Sat 31/1009:00 -
2 stops17h 35m
Deal found 3/8$1,121
Sat 8/820:45 -
1 stop13h 46m
Fri 21/806:00 -
1 stop16h 50m
Deal found 5/8$1,414
Tue 27/1016:45 -
2 stops17h 52m
Sat 31/1008:13 -
2 stops18h 22m
Deal found 4/8$1,533
Thu 17/917:25 -
2 stops16h 33m
Thu 24/909:43 -
2 stops17h 52m
Deal found 3/8$1,714
Thu 17/917:25 -
2 stops16h 33m
Wed 23/909:43 -
2 stops25h 52m
Deal found 4/8$1,731
Sat 19/920:45 -
1 stop13h 45m
Sat 26/909:43 -
1 stop13h 07m
Deal found 5/8$1,828
Sat 8/820:15 -
2 stops14h 58m
Fri 21/814:30 -
2 stops32h 00m
Deal found 5/8$1,871
Tue 22/1221:40 -
1 stop17h 19m
Tue 29/1218:31 -
1 stop28h 14m
Deal found 6/8$2,030
Tue 27/1011:45 -
2 stops45h 03m
Sat 31/1012:46 -
1 stop23h 44m
Deal found 3/8$2,526
Thu 17/917:45 -
3 stops46h 29m
Wed 23/915:45 -
3 stops68h 10m
Deal found 4/8$2,739

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 8 August 2026.

Round-trip from

$904
Alaska Airlines
  • Alaska Airlines
  • 22/10-26/10
  • 2 total stops
  • 32h 13m 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 8 August 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 Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Thu 22/10

20:45-15:13

1 stop15h 28m

Lihue

Mon 26/10

06:00-19:45

1 stop16h 45m

$904

MelbourneLihue

MEL Melbourne - LIH Lihue

MELLIH

Melbourne

Tue 27/10

20:00-11:18

2 stops36h 18m

Lihue

Sat 31/10

09:00-23:35

2 stops17h 35m

$1,121

MelbourneLihue

MEL Melbourne - LIH Lihue

MELLIH

Melbourne

Tue 27/10

16:45-13:37

2 stops17h 52m

Lihue

Sat 31/10

08:13-23:35

2 stops18h 22m

$1,533

MelbourneLihue

MEL Melbourne - LIH Lihue

MELLIH

Melbourne

Thu 17/9

17:25-13:58

2 stops16h 33m

Lihue

Wed 23/9

09:43-07:35

2 stops25h 52m

$1,731
Fastest return journey

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sat 19/9

20:45-14:30

1 stop13h 45m

Lihue

Sat 26/9

09:43-18:50

1 stop13h 07m

$1,828

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Mon 21/9

14:50-20:14

2 stops49h 24m

Lihue

Mon 28/9

09:00-18:50

1 stop13h 50m

$2,298

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Thu 22/10

15:50-21:27

2 stops50h 37m

Lihue

Mon 26/10

22:31-19:20

2 stops47h 49m

$2,324

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sat 19/9

20:45-20:14

2 stops43h 29m

Lihue

Sat 26/9

21:35-17:10

2 stops47h 35m

$2,417

MelbourneLihue

MEL Melbourne - LIH Lihue

MELLIH

Melbourne

Tue 27/10

11:45-11:48

2 stops45h 03m

Lihue

Sat 31/10

12:46-09:30

1 stop23h 44m

$2,526

MelbourneLihue

MEL Melbourne - LIH Lihue

MELLIH

Melbourne

Thu 17/9

09:45-10:10

1 stop44h 25m

Lihue

Thu 24/9

12:35-06:45

1 stop46h 10m

$2,836

Flights are sorted by cheapest return flights first.

Deals found on 3/8

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 $904, Alaska Airlines can have you in Kaua'i from Australia in 15h 28m. 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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