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Cheap flights from Kaua'i to Sydney from $1,755

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
LIH — SYD
11 May — 18 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Kaua'i to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Kaua'i to Sydney
Explore the most affordable flight options available from Kaua'i to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 April 2026.

Thu 9/406:47
LIH
-
SYD
1 stop16h 03m
Alaska Airlines
Fri 17/420:45
SYD
-
LIH
1 stop19h 45m
Alaska Airlines
Deal found 8/4$1,755
Mon 13/409:49
LIH
-
SYD
1 stop13h 01m
Alaska Airlines
Sat 25/420:45
SYD
-
LIH
1 stop12h 39m
Alaska Airlines
Deal found 10/4$1,758
Fri 21/808:12
LIH
-
SYD
1 stop14h 38m
Alaska Airlines
Tue 25/820:45
SYD
-
LIH
1 stop16h 18m
Alaska Airlines
Deal found 6/4$1,780

Find 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 11 April 2026.

Round-trip from

$1,780

One-way from

$1,039
Alaska Airlines
  • Alaska Airlines
  • 21/8-25/8
  • 2 total stops
  • 30h 56m total
  • Kaua'i to Sydney
Search Deals
12/7
  • 12/7
  • 3 total stops
  • 55h 45m total
  • Kaua'i to Sydney
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 11 April 2026.
Use the filters below to find and compare flights from Kaua'i to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

LihueSydney

LIH - SYD

LIHSYD

Lihue

Fri 21/8

08:12-18:50

1 stop14h 38m

Sydney Kingsford Smith

Tue 25/8

20:45-17:03

1 stop16h 18m

$1,780

LihueSydney

LIH - SYD

LIHSYD

Lihue

Fri 21/8

11:15-06:55

2 stops23h 40m

Sydney Kingsford Smith

Tue 25/8

10:20-12:01

1 stop21h 41m

$3,317

LihueSydney

LIH - SYD

LIHSYD

Lihue

Fri 21/8

21:35-17:10

2 stops47h 35m

Sydney Kingsford Smith

Tue 25/8

20:45-19:23

2 stops42h 38m

$4,137

Flights are sorted by cheapest return flights first.

Deals found on 6/4

Sorted by cheapest first

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 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 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?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from Kaua'i to Sydney.

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

    There are many flights that can get you from Kaua'i to Sydney in 14h 38m. Fly via Alaska Airlines to get the fastest option. Kaua'i and Sydney are separated by a distance of 8121 km.

  • 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 holiday 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Terrigal
Katoomba
Lithgow
Cronulla
Manly
Bondi Beach
Coogee
Leura
Randwick

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Alternative routes for Kaua'i to Sydney

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

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Why should you use Cheapflights to find cheap flight tickets from Kaua'i to Sydney?

Cheapflights simply makes it quick and affordable to book flights from Kaua'i to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Kaua'i to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Kaua'i? 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 Kaua'i to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Kaua'i today and book when prices fit your budget.

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