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Cheap flights from Australia to Kaua'i from $363

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
7 Jul — 14 Jul1
1 adult

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 2 July 2025.

Round-trip from

$1,210

One-way from

$363

Popular in

September

Cheapest in

May

Average price

$1,701
Hawaiian Airlines
  • Hawaiian Airlines
  • 14/8-21/8
  • 2 total stops
  • 64h 18m total
  • Australia to Kaua'i
Search Deals
13/8
  • 13/8
  • 1 total stop
  • 14h 10m total
  • Australia to Kaua'i
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($255 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($114 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Australia to Kaua'i

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 2 July 2025.

Thu 14/821:40SYD - LIH
1 stop34h 03mHawaiian Airlines
Thu 21/817:30LIH - SYD
1 stop30h 15mHawaiian Airlines
Deal found 30/6$1,210
Sun 31/818:00MEL - LIH
2 stops24h 12mMultiple Airlines
Thu 15/121:00LIH - MEL
2 stops47h 55mMultiple Airlines
Deal found 29/6$1,479
Thu 14/818:20SYD - LIH
2 stops37h 23mMultiple Airlines
Thu 21/821:00LIH - SYD
1 stop21h 40mMultiple Airlines
Deal found 30/6$1,499
Thu 14/821:40SYD - LIH
2 stops32h 08mAlaska Airlines
Thu 21/816:35LIH - SYD
2 stops31h 10mAlaska Airlines
Deal found 30/6$1,510
Sun 31/816:45MEL - LIH
2 stops16h 42mQantas Airways
Thu 15/106:00LIH - MEL
1 stop13h 40mQantas Airways
Deal found 29/6$1,697
Wed 30/709:30MEL - LIH
1 stop30h 55mUnited Airlines
Wed 6/813:07LIH - MEL
1 stop22h 23mUnited Airlines
Deal found 1/7$2,170
Thu 14/817:45SYD - LIH
3 stops48h 09mQatar Airways
Thu 21/822:30LIH - SYD
2 stops59h 45mQatar Airways
Deal found 30/6$3,900
Wed 30/717:30MEL - LIH
3 stops48h 24mQatar Airways
Wed 6/814:15LIH - MEL
3 stops57h 15mQatar Airways
Deal found 1/7$5,197

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 2 July 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

Thu 14/8

21:40-11:43

1 stop34h 03m

Lihue

Thu 21/8

17:30-19:45

1 stop30h 15m

$1,210

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Sun 31/8

18:00-22:12

2 stops24h 12m

Lihue

Thu 15/1

21:00-17:55

2 stops47h 55m

$1,479

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 14/8

18:20-11:43

2 stops37h 23m

Lihue

Thu 21/8

21:00-14:40

1 stop21h 40m

$1,499

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 14/8

21:40-09:48

2 stops32h 08m

Lihue

Thu 21/8

16:35-19:45

2 stops31h 10m

$1,510

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Sun 31/8

16:45-13:27

2 stops16h 42m

Lihue

Thu 15/1

06:00-16:40

1 stop13h 40m

$1,697

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 30/7

09:30-20:25

1 stop30h 55m

Lihue

Wed 6/8

13:07-07:30

1 stop22h 23m

$2,170

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 14/8

17:45-21:54

3 stops48h 09m

Lihue

Thu 21/8

22:30-06:15

2 stops59h 45m

$3,900

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 30/7

17:30-21:54

3 stops48h 24m

Lihue

Wed 6/8

14:15-19:30

3 stops57h 15m

$5,197

Flights are sorted by cheapest return flights first.

Deals found on 30/6

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.

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated 2 July 2025.
See what other customers who have flown with Alaska Airlines, Delta, andHawaiian Airlines from Australia to Kaua'i have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,974 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,538 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Qantas Airways
7.5
Good
869 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Qatar Airways
7.4
Good
3,595 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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.

Browse thousands of different options on Cheapflights for your next trip

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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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Sydney to Kapalua flights

Top airline flying from Australia to Kaua'i

Discover the top airline that operate flights from Australia to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 2 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$985Average$1,490FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights

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