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Cheap flights from Australia to Kaua'i from $960

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 21/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
14 Dec — 21 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Australia to Kaua'i

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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 14 November 2025.

Fri 21/1121:40SYD - LIH
1 stop18h 48mAlaska Airlines
Fri 28/1106:47LIH - SYD
1 stop15h 58mAlaska Airlines
Deal found 12/11$1,329
Sat 22/1121:40SYD - LIH
1 stop19h 50mAlaska Airlines
Mon 1/1210:14LIH - SYD
1 stop12h 31mAlaska Airlines
Deal found 12/11$1,395
Fri 21/1121:40SYD - LIH
1 stop19h 50mAlaska Airlines
Sun 30/1111:21LIH - SYD
1 stop35h 24mAlaska Airlines
Deal found 12/11$1,412
Tue 25/1121:40SYD - LIH
1 stop17h 17mAlaska Airlines
Sun 30/1119:59LIH - SYD
1 stop26h 46mAlaska Airlines
Deal found 12/11$1,671
Sun 23/1120:10SYD - LIH
1 stop20h 18mMultiple Airlines
Mon 1/1206:47LIH - SYD
1 stop14h 33mMultiple Airlines
Deal found 12/11$1,730
Fri 21/1110:40SYD - LIH
2 stops32h 34mDelta
Fri 28/1106:00LIH - SYD
2 stops29h 30mDelta
Deal found 12/11$1,746
Sun 23/1110:40SYD - LIH
1 stop28h 36mDelta
Fri 28/1122:55LIH - SYD
1 stop36h 35mDelta
Deal found 12/11$1,762
Sat 22/1113:30SYD - LIH
2 stops19h 33mQantas Airways
Mon 1/1207:28LIH - SYD
1 stop13h 52mQantas Airways
Deal found 12/11$1,775
Sat 22/1120:10SYD - LIH
1 stop12h 53mQantas Airways
Sat 29/1107:28LIH - SYD
1 stop13h 52mQantas Airways
Deal found 12/11$1,782
Sun 23/1120:10SYD - LIH
1 stop21h 20mMultiple Airlines
Sun 30/1108:26LIH - SYD
1 stop12h 54mMultiple Airlines
Deal found 12/11$1,791
Sat 13/1221:40SYD - LIH
1 stop16h 47mAlaska Airlines
Thu 18/1206:48LIH - SYD
1 stop15h 57mAlaska Airlines
Deal found 12/11$1,793
Mon 24/1122:00SYD - LIH
2 stops39h 22mMultiple Airlines
Mon 1/1206:47LIH - SYD
1 stop14h 33mMultiple Airlines
Deal found 12/11$1,802

Cheap 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 14 November 2025.

Round-trip from

$1,395

One-way from

$960
Alaska Airlines
  • Alaska Airlines
  • 25/11-28/11
  • 2 total stops
  • 37h 32m total
  • Australia to Kaua'i
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 21/11
  • 1 total stop
  • 13h 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 14 November 2025.
Use the filters below to find and compare flights from Australia to Kaua'i that are best for you.

Fly from

Australia

Fly to

Kaua'i

Route

Depart

Return

Price

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 25/11

21:40-22:14

1 stop21h 34m

Lihue

Fri 28/11

06:47-19:45

1 stop15h 58m

$1,395

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 25/11

21:40-17:57

1 stop17h 17m

Lihue

Sun 30/11

19:59-19:45

1 stop26h 46m

$1,671

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 24/11

20:10-16:22

1 stop17h 12m

Lihue

Mon 1/12

07:28-18:20

1 stop13h 52m

$1,730

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 24/11

10:40-19:28

2 stops29h 48m

Lihue

Fri 28/11

06:00-08:30

2 stops29h 30m

$1,746

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 25/11

10:40-22:14

2 stops32h 34m

Lihue

Fri 28/11

06:00-08:30

2 stops29h 30m

$1,746

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 4/5

20:15-10:48

1 stop34h 33m

Lihue

Thu 7/5

06:00-20:25

2 stops18h 25m

$1,761

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 4/5

09:25-17:12

1 stop27h 47m

Lihue

Thu 7/5

21:26-06:35

1 stop37h 09m

$1,764

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 24/11

20:10-12:03

1 stop12h 53m

Lihue

Fri 28/11

07:28-18:20

1 stop13h 52m

$1,782

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 12/2

13:00-22:44

1 stop30h 44m

Lihue

Sat 21/2

20:40-09:30

2 stops39h 50m

$2,117

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 25/3

12:00-21:43

1 stop30h 43m

Lihue

Sun 29/3

12:50-09:15

1 stop23h 25m

$2,142

Flights are sorted by cheapest return flights first.

Deals found on 12/11

Showing 1-10 of 18 results
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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 $1,395, Alaska Airlines can have you in Kaua'i from Australia in 21h 34m. 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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Alternative routes for Australia to Kaua'i

See prices for flight routes from nearby airports that may be better suited for you.
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