How long is the flight from Australia to Kaua'i?

The flight from Australia to Kaua'i depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Perth (a popular airport in Australia) to Copenhagen (the most popular airport in Kaua'i), then the flight time is 20h 55m on average. If you fly from Melbourne (another popular airport in Australia) to Copenhagen, then the average flight time is 21h 40m.

What is the cheapest airline that flies from Australia to Kaua'i?

Alaska Airlines and Delta are the most popular carriers operating from Australia to Kaua'i

When did momondo last update prices for flights from Australia to Kaua'i?

Prices for flights from Australia to Kaua'i are refreshed on a daily basis.

How old do you have to be to fly from Australia to Kaua'i?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Kaua'i.

What documentation or ID do you need to fly to Kaua'i?

The travel and health documents you'll need for your trip to Kaua'i may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Kaua'i. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,134 Cheap Flights from Australia to Kaua'i in 2026

1 adult

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Find the cheapest flights from Australia to Kaua'i

Round-trip

One-way

Recent return flight deals from Australia to Kaua'i

Enter your travel dates to find the best prices.

20:45 - 16:22

SYD

LIH

15h 37m

1 stop

08:31 - 18:50

LIH

SYD

14h 19m

1 stop

$1,394Alaska Airlines

Fri, 15 May - Fri, 22 May

20:45 - 08:01

SYD

LIH

31h 16m

1 stop

07:10 - 18:50

LIH

SYD

15h 40m

1 stop

$1,462Alaska Airlines

Thu, 4 Jun - Mon, 8 Jun

20:45 - 08:35

SYD

LIH

31h 50m

1 stop

07:10 - 18:50

LIH

SYD

15h 40m

1 stop

$1,465Alaska Airlines

Thu, 4 Jun - Mon, 8 Jun

20:45 - 14:09

SYD

LIH

13h 24m

1 stop

07:10 - 18:50

LIH

SYD

15h 40m

1 stop

$1,468Alaska Airlines

Thu, 4 Jun - Mon, 8 Jun

20:50 - 14:09

MEL

LIH

37h 19m

2 stops

17:32 - 23:35

LIH

MEL

34h 03m

2 stops

$1,524Multiple Airlines

Wed, 20 May - Sun, 24 May

14:30 - 14:35

MEL

LIH

20h 05m

2 stops

08:11 - 23:35

LIH

MEL

19h 24m

2 stops

$1,537Multiple Airlines

Thu, 7 May - Mon, 11 May

20:15 - 15:39

SYD

LIH

15h 24m

1 stop

09:04 - 18:30

LIH

SYD

13h 26m

1 stop

$1,810Qantas Airways

Wed, 20 May - Thu, 11 Jun

20:15 - 15:39

SYD

LIH

15h 24m

1 stop

09:45 - 18:30

LIH

SYD

12h 45m

1 stop

$1,868Qantas Airways

Wed, 13 May - Wed, 20 May

09:30 - 11:28

MEL

LIH

21h 58m

1 stop

19:35 - 07:30

LIH

MEL

39h 55m

2 stops

$2,528United Airlines

Wed, 20 May - Sun, 24 May

10:55 - 15:47

MEL

LIH

48h 52m

2 stops

13:05 - 07:30

LIH

MEL

22h 25m

1 stop

$2,538United Airlines

Thu, 7 May - Mon, 11 May

Alaska Airlines flights from Australia to Kaua'i

Our best Alaska Airlines deals on Australia to Kaua'i flight tickets

Alaska Airlines

15 May

SYD20:45Sydney Kingsford Smith

15h 37m

1 stop

LIH16:22Lihue

22 May

LIH08:31Lihue

14h 19m

1 stop

SYD18:50Sydney Kingsford Smith

$1,394

Alaska Airlines

4 June

SYD20:45Sydney Kingsford Smith

31h 16m

1 stop

LIH08:01Lihue

8 June

LIH07:10Lihue

15h 40m

1 stop

SYD18:50Sydney Kingsford Smith

$1,462

Alaska Airlines

4 June

SYD20:45Sydney Kingsford Smith

31h 50m

1 stop

LIH08:35Lihue

8 June

LIH07:10Lihue

15h 40m

1 stop

SYD18:50Sydney Kingsford Smith

$1,465

United Airlines flights from Australia to Kaua'i

Our best United Airlines deals on Australia to Kaua'i flight tickets

United Airlines

4 June

SYD09:30Sydney Kingsford Smith

30h 12m

2 stops

LIH19:42Lihue

8 June

LIH13:17Lihue

21h 38m

1 stop

SYD06:55Sydney Kingsford Smith

$2,232

United Airlines

4 June

SYD09:30Sydney Kingsford Smith

30h 12m

2 stops

LIH19:42Lihue

8 June

LIH13:01Lihue

21h 59m

1 stop

SYD07:00Sydney Kingsford Smith

$2,237

United Airlines

4 June

SYD09:30Sydney Kingsford Smith

30h 12m

2 stops

LIH19:42Lihue

8 June

LIH13:01Lihue

21h 59m

1 stop

SYD07:00Sydney Kingsford Smith

$2,238

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 15/5

20:45-16:22

1 stop15h 37m

Lihue

Fri 22/5

08:31-18:50

1 stop14h 19m

$1,394

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 4/6

20:45-08:01

1 stop31h 16m

Lihue

Mon 8/6

07:10-18:50

1 stop15h 40m

$1,462

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 4/6

20:45-08:35

1 stop31h 50m

Lihue

Mon 8/6

07:10-18:50

1 stop15h 40m

$1,465

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 4/6

20:45-14:09

1 stop13h 24m

Lihue

Mon 8/6

07:10-18:50

1 stop15h 40m

$1,468

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 20/5

20:50-14:09

2 stops37h 19m

Lihue

Sun 24/5

17:32-23:35

2 stops34h 03m

$1,524

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 7/5

14:30-14:35

2 stops20h 05m

Lihue

Mon 11/5

08:11-23:35

2 stops19h 24m

$1,537

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 20/5

20:15-15:39

1 stop15h 24m

Lihue

Thu 11/6

09:04-18:30

1 stop13h 26m

$1,810

Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 13/5

20:15-15:39

1 stop15h 24m

Lihue

Wed 20/5

09:45-18:30

1 stop12h 45m

$1,868

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 20/5

09:30-11:28

1 stop21h 58m

Lihue

Sun 24/5

19:35-07:30

2 stops39h 55m

$2,528

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 7/5

10:55-15:47

2 stops48h 52m

Lihue

Mon 11/5

13:05-07:30

1 stop22h 25m

$2,538

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Australia to Kaua'i

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

Can stopping save me money on Australia to Kaua'i flights?

No. A direct flight is the cheapest option for a flight between Australia to Kaua'i.

Cheap Australia to Kaua'i flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Australia to Kaua'i

Fastest flight time	15h 37m
Direct flights	None

The fastest flight from Australia to Kaua'i takes 15h 37m

There are no direct flights from Australia to Kaua'i. There are no popular flight routes from Australia to Kaua'i.

Search flight deals

When did momondo last update prices for flights from Australia to Kaua'i?
Prices for flights from Australia to Kaua'i are refreshed on a daily basis.
How old do you have to be to fly from Australia to Kaua'i?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Kaua'i.
What documentation or ID do you need to fly to Kaua'i?
The travel and health documents you'll need for your trip to Kaua'i may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Kaua'i. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Australia to Kaua'i?
Based on momondo bookings for flights between Australia and Kaua'i, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 17.37% of the total bookings. Other popular models include Airbus A320-100/200 with 16.92%, Airbus A321neo with 16.19%, and Boeing 737 MAX 8 with 10.79%.

Why use momondo?

Why should I use momondo to find a flight deal from Australia to Kaua'i?

Finding the right flight to Kaua'i from Australia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kaua'i quick and easy, saving you time and money.

Can I find flights from Australia to Kaua'i with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Australia to Kaua'i flights to just show those with flexible booking policies.

How can momondo help me find flights from Australia to Kaua'i?

momondo provides multiple filters to help you find the best flight to Kaua'i from Australia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Australia to Kaua'i right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Australia to Kaua'i flights. All you need is a valid email address and we will do the rest; it is that quick and easy.