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$1,563+ Cheap flights from Kaua'i to Australia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — SYD
Jan 24 — Jan 311
Sat 1/24
Sat 1/31
1 adult, Economy
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Cheap flight deals from Kaua'i to Australia

Cheapest flights from Kaua'i to Australia
Explore the most affordable flight options available from Kaua'i to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 25, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:48 amLIH - SYD
1 stop15h 57mAlaska Airlines
Tue 12/309:40 pmSYD - LIH
1 stop18h 07mAlaska Airlines
Deal found 12/23$5,246
This Arangrant deal was found by Cheapflights users on 12/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/236:00 amLIH - SYD
2 stops19h 25mQantas Airways
Tue 12/306:00 amSYD - LIH
2 stops24h 24mQantas Airways
Deal found 12/23$6,769
This Booking.com deal was found by Cheapflights users on 12/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/232:00 pmLIH - SYD
3 stops46h 35mMultiple Airlines
Tue 12/3010:05 amSYD - LIH
2 stops20h 19mMultiple Airlines
Deal found 12/22$17,537

Find flight deals from Kaua'i to Australia

Keep the following information in mind while searching for Kaua'i to Australia flight deals. Data was last updated December 25, 2025.

Round-trip from

$1,563
(United Airlines)
From Kaua'i to Australia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Australia 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 2,558,603 searches. Data last updated December 25, 2025.
Use the filters below to find and compare flights from Kaua'i to Australia that are best for you.

Fly from

Kaua'i

Fly to

Australia

Route

Depart

Return

Price

LihueSydney

LIH - SYD

LIHSYD

Lihue

Mon 6/1

12:50 pm-6:55 am

1 stop22h 05m

Sydney Kingsford Smith

Mon 6/8

9:30 am-11:45 am

1 stop22h 15m

$1,563

LihueSydney

LIH - SYD

LIHSYD

Lihue

Mon 6/1

6:00 am-7:15 pm

2 stops41h 15m

Sydney Kingsford Smith

Mon 6/8

11:50 am-5:01 pm

2 stops25h 11m

$1,617

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 4/9

6:00 am-8:00 am

2 stops30h 00m

Sydney Kingsford Smith

Fri 4/17

10:15 am-10:21 pm

2 stops32h 06m

$1,640

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 4/9

12:55 pm-7:00 am

1 stop22h 05m

Sydney Kingsford Smith

Fri 4/17

10:20 am-11:23 am

1 stop21h 03m

$1,663

LihueSydney

LIH - SYD

LIHSYD

Lihue

Sat 2/28

8:40 am-6:20 pm

1 stop12h 40m

Sydney Kingsford Smith

Wed 3/4

8:10 pm-12:19 pm

1 stop13h 09m

$1,823

LihueBrisbane

LIH - BNE

LIHBNE

Lihue

Wed 2/25

7:28 am-8:40 pm

2 stops17h 12m

Brisbane

Sun 3/1

12:55 pm-12:19 pm

2 stops19h 24m

$1,891

LihuePerth

LIH - PER

LIHPER

Lihue

Thu 5/21

10:26 pm-11:55 am

2 stops43h 29m

Perth

Mon 5/25

10:45 pm-9:26 pm

2 stops40h 41m

$1,920

LihueMelbourne

LIH - MEL

LIHMEL

Lihue

Wed 3/4

8:57 am-11:35 pm

2 stops17h 38m

Melbourne

Sun 3/8

11:05 am-12:19 pm

2 stops22h 14m

$1,953

LihueCairns

LIH - CNS

LIHCNS

Lihue

Wed 2/25

8:40 am-5:30 pm

2 stops36h 50m

Cairns

Sun 3/1

6:40 am-12:19 pm

2 stops25h 39m

$2,083

LihueMelbourne

LIH - MEL

LIHMEL

Lihue

Wed 3/4

2:25 pm-10:00 am

1 stop22h 35m

Melbourne

Sun 3/8

12:00 pm-9:57 pm

1 stop30h 57m

$2,094

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Showing 1-10 of 13 results
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Best time to book a flight from Kaua'i to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Kaua'i with our price prediction graph.
Estimated round-trip 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 Kaua'i to Australia
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 Kaua'i to Australia. 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 Kaua'i to Australia?

    A quick flight from Kaua'i to Australia can take about 17h 12m. United Airlines provides one of the quickest options available for as low as $1,891. The distance between Kaua'i and Australia is about 4656 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kaua'i to Australia 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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