Sydney

$609+ Cheap flights from Kaua'i to Sydney (SYD)

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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — SYD
Dec 21 — Dec 281
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kaua'i to Sydney with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Kaua'i to Sydney

Keep the following information in mind while searching for Kaua'i to Sydney flight deals. Data was last updated November 21, 2025.

Round-trip from

$1,032
(Hawaiian Airlines)

One-way from

$609
(Kiwi.com)
From Kaua'i to Sydney Kingsford Smith
One-way flight from Kaua'i to Sydney Kingsford Smith

Find flight deals from Kaua'i to Sydney

Best flights from Kaua'i to Sydney
Discover carefully curated flight deals from Kaua'i to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 21, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 11/18. 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.
Fri 3/66:48 amLIH - SYD
1 stop15h 57mHawaiian Airlines
Tue 3/109:40 pmSYD - LIH
1 stop19h 48mHawaiian Airlines
Deal found 11/18$1,032
This United Airlines deal was found by Cheapflights users on 11/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/91:09 pmLIH - SYD
1 stop21h 51mUnited Airlines
Fri 4/1710:20 amSYD - LIH
1 stop21h 09mUnited Airlines
Deal found 11/20$1,361
This Delta deal was found by Cheapflights users on 11/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/69:31 pmLIH - SYD
1 stop37h 59mDelta
Tue 3/109:40 amSYD - LIH
2 stops25h 09mDelta
Deal found 11/18$2,026
This Japan Airlines deal was found by Cheapflights users on 11/18. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:48 amLIH - SYD
2 stops27h 02mJapan Airlines
Tue 3/109:15 amSYD - LIH
2 stops24h 04mJapan Airlines
Deal found 11/18$2,206
This Qatar Airways deal was found by Cheapflights users on 11/19. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:25 pmLIH - SYD
2 stops46h 45mMultiple Airlines
Fri 4/171:45 pmSYD - LIH
3 stops51h 39mMultiple Airlines
Deal found 11/19$2,295
This United Airlines deal was found by Cheapflights users on 11/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/512:12 amLIH - SYD
2 stops35h 53mUnited Airlines
Tue 3/1012:10 pmSYD - LIH
1 stop30h 47mUnited Airlines
Deal found 11/18$2,104

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kaua'i to Sydney 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 November 21, 2025.
Use the filters below to find and compare flights from Kaua'i to Sydney that are best for you.

Fly from

Kaua'i

Fly to

Sydney

Route

Depart

Return

Price

LihueSydney

LIH - SYD

LIHSYD

Lihue

Fri 3/6

6:48 am-7:45 pm

1 stop15h 57m

Sydney Kingsford Smith

Tue 3/10

9:40 pm-8:28 pm

1 stop19h 48m

$1,032

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 4/9

1:09 pm-7:00 am

1 stop21h 51m

Sydney Kingsford Smith

Fri 4/17

10:20 am-11:29 am

1 stop21h 09m

$1,361

LihueSydney

LIH - SYD

LIHSYD

Lihue

Fri 3/6

9:31 pm-8:30 am

1 stop37h 59m

Sydney Kingsford Smith

Tue 3/10

9:40 am-1:49 pm

2 stops25h 09m

$2,026

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 3/5

12:12 am-9:05 am

2 stops35h 53m

Sydney Kingsford Smith

Tue 3/10

12:10 pm-9:57 pm

1 stop30h 47m

$2,104

LihueSydney

LIH - SYD

LIHSYD

Lihue

Fri 3/6

6:48 am-6:50 am

2 stops27h 02m

Sydney Kingsford Smith

Tue 3/10

9:15 am-12:19 pm

2 stops24h 04m

$2,206

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 4/9

10:25 pm-5:10 pm

2 stops46h 45m

Sydney Kingsford Smith

Fri 4/17

1:45 pm-9:24 pm

3 stops51h 39m

$2,295

LihueSydney

LIH - SYD

LIHSYD

Lihue

Sun 3/8

6:48 am-9:50 am

2 stops30h 02m

$609

LihueSydney

LIH - SYD

LIHSYD

Lihue

Sun 3/8

11:50 am-7:45 pm

1 stop34h 55m

$841

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Best time to book a flight from Kaua'i to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney 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 Sydney
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 Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Sydney from Kaua'i?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Kaua'i.

  • How long is the flight from Kaua'i to Sydney?

    A quick flight from Kaua'i to Sydney can take about 15h 57m. Hawaiian Airlines provides one of the quickest options available for as low as $1,032. The distance from Kaua'i to Sydney is about 5046 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 Sydney that include hotel bookings?

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

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

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

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

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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.