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Cheap flights from Australia to Kaua'i from $739

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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
13 Mar — 20 Mar1
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 11 February 2026.

Thu 26/321:40
SYD
-
LIH
1 stop17h 49m
Alaska Airlines
Thu 2/406:47
LIH
-
SYD
1 stop15h 03m
Alaska Airlines
Deal found 8/2$895
Thu 19/221:40
SYD
-
LIH
1 stop18h 31m
Alaska Airlines
Mon 23/207:28
LIH
-
SYD
1 stop15h 17m
Alaska Airlines
Deal found 8/2$1,109
Wed 11/321:00
MEL
-
LIH
2 stops40h 03m
Multiple Airlines
Wed 18/306:47
LIH
-
MEL
2 stops19h 48m
Multiple Airlines
Deal found 9/2$1,160
Fri 27/321:40
SYD
-
LIH
1 stop21h 41m
Alaska Airlines
Fri 3/406:00
LIH
-
SYD
1 stop15h 50m
Alaska Airlines
Deal found 10/2$1,316
Thu 12/221:00
MEL
-
LIH
2 stops36h 19m
Multiple Airlines
Sat 21/216:21
LIH
-
MEL
2 stops33h 29m
Multiple Airlines
Deal found 8/2$1,460
Thu 5/318:50
MEL
-
LIH
2 stops59h 32m
Qantas Airways
Mon 9/308:52
LIH
-
MEL
2 stops17h 43m
Qantas Airways
Deal found 8/2$1,571
Thu 12/221:00
MEL
-
LIH
2 stops56h 57m
Qantas Airways
Sat 21/207:28
LIH
-
MEL
2 stops19h 07m
Qantas Airways
Deal found 9/2$1,617
Mon 4/520:15
SYD
-
LIH
1 stop13h 09m
Multiple Airlines
Wed 13/519:28
LIH
-
SYD
1 stop27h 02m
Multiple Airlines
Deal found 11/2$1,733
Thu 19/211:20
SYD
-
LIH
2 stops32h 24m
United Airlines
Mon 23/223:59
LIH
-
SYD
2 stops36h 06m
United Airlines
Deal found 7/2$1,840
Wed 11/310:30
MEL
-
LIH
1 stop22h 21m
United Airlines
Wed 18/313:15
LIH
-
MEL
1 stop22h 15m
United Airlines
Deal found 9/2$2,125
Thu 5/311:30
MEL
-
LIH
2 stops32h 27m
United Airlines
Mon 9/313:25
LIH
-
MEL
1 stop22h 35m
United Airlines
Deal found 8/2$2,127
Thu 12/213:00
MEL
-
LIH
1 stop30h 44m
United Airlines
Sat 21/222:15
LIH
-
MEL
2 stops38h 15m
United Airlines
Deal found 9/2$2,131

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 11 February 2026.

Round-trip from

$895

One-way from

$739
Alaska Airlines
  • Alaska Airlines
  • 26/3-2/4
  • 2 total stops
  • 32h 52m total
  • Australia to Kaua'i
Search Deals
17/4
  • 17/4
  • 3 total stops
  • 37h 41m 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 11 February 2026.
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

Thu 26/3

21:40-18:29

1 stop17h 49m

Lihue

Thu 2/4

06:47-18:50

1 stop15h 03m

$895

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 11/3

21:00-16:03

2 stops40h 03m

Lihue

Wed 18/3

06:00-23:35

2 stops20h 35m

$1,160

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 27/3

21:40-22:21

1 stop21h 41m

Lihue

Fri 3/4

06:00-18:50

1 stop15h 50m

$1,316

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 5/3

18:50-09:22

2 stops59h 32m

Lihue

Mon 9/3

08:52-23:35

2 stops17h 43m

$1,571

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 4/5

20:15-13:24

1 stop13h 09m

Lihue

Wed 13/5

19:28-18:30

1 stop27h 02m

$1,733

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 26/3

10:25-21:57

2 stops32h 32m

Lihue

Thu 2/4

23:00-08:00

2 stops36h 00m

$1,840

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 4/5

10:20-11:29

1 stop21h 09m

Lihue

Wed 13/5

19:35-06:55

2 stops39h 20m

$1,854

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 11/3

10:30-11:51

1 stop22h 21m

Lihue

Wed 18/3

13:15-08:30

1 stop22h 15m

$2,125

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 5/3

11:30-12:51

1 stop22h 21m

Lihue

Mon 9/3

13:25-09:00

1 stop22h 35m

$2,127

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 27/3

21:40-15:46

2 stops15h 06m

Lihue

Fri 3/4

06:47-09:00

2 stops29h 13m

$2,323

Flights are sorted by cheapest return flights first.

Deals found on 8/2

Showing 1-10 of 20 results
1
2

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 $895, Alaska Airlines can have you in Kaua'i from Australia in 17h 49m. 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?

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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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