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Look for other cheap flights to Kaua'i

$1,456 Cheap flights to Kaua'i

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Kaua'i departing on 20/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Recent flights found to popular cities in Kaua'i

Find flights to these popular cities in Kaua'i from your nearest airport.

Flights to Lihue

Search all flight deals to Lihue
Alaska Airlines
20 June
SYD
13h 46m
1 stop
LIH
24 June
LIH
29h 58m
1 stop
SYD
$1,456
Alaska Airlines
20 Aug
SYD
13h 13m
1 stop
LIH
24 Aug
LIH
13h 50m
1 stop
SYD
$1,459
Alaska Airlines
20 Aug
SYD
33h 56m
1 stop
LIH
24 Aug
LIH
15h 38m
1 stop
SYD
$1,462
Alaska Airlines
20 Aug
SYD
32h 25m
1 stop
LIH
24 Aug
LIH
13h 07m
1 stop
SYD
$1,471
Alaska Airlines
20 Aug
SYD
14h 57m
1 stop
LIH
24 Aug
LIH
15h 38m
1 stop
SYD
$1,478
Multiple Airlines
22 July
MEL
36h 58m
2 stops
LIH
29 July
LIH
28h 13m
2 stops
MEL
$1,534
Multiple Airlines
27 Aug
MEL
18h 17m
2 stops
LIH
31 Aug
LIH
17h 52m
2 stops
MEL
$1,546
Multiple Airlines
27 Aug
MEL
18h 33m
2 stops
LIH
31 Aug
LIH
17h 52m
2 stops
MEL
$1,554
Alaska Airlines
20 June
SYD
15h 45m
2 stops
LIH
24 June
LIH
14h 28m
1 stop
SYD
$1,638
Qatar Airways
20 Aug
SYD
48h 33m
2 stops
LIH
24 Aug
LIH
47h 35m
2 stops
SYD
$2,514
United Airlines
27 Aug
MEL
28h 49m
1 stop
LIH
31 Aug
LIH
22h 30m
1 stop
MEL
$2,520
United Airlines
27 Aug
MEL
28h 49m
1 stop
LIH
31 Aug
LIH
22h 30m
1 stop
MEL
$2,538

Find the cheapest flights from Australia to Kaua'i

Recent return flight deals from Australia to Kaua'i

Enter your travel dates to find the best prices.
Alaska Airlines Logo
20:45 - 14:31
SYD
-
LIH
13h 46m
1 stop
Alaska Airlines Logo
16:52 - 18:50
LIH
-
SYD
29h 58m
1 stop
$1,456Alaska Airlines
Sat, 20 Jun - Wed, 24 Jun
Alaska Airlines Logo
20:45 - 13:58
SYD
-
LIH
13h 13m
1 stop
Alaska Airlines Logo
09:00 - 18:50
LIH
-
SYD
13h 50m
1 stop
$1,459Alaska Airlines
Thu, 20 Aug - Mon, 24 Aug
Alaska Airlines Logo
20:45 - 10:41
SYD
-
LIH
33h 56m
1 stop
Alaska Airlines Logo
07:12 - 18:50
LIH
-
SYD
15h 38m
1 stop
$1,462Alaska Airlines
Thu, 20 Aug - Mon, 24 Aug
Alaska Airlines Logo
20:45 - 09:10
SYD
-
LIH
32h 25m
1 stop
Alaska Airlines Logo
09:43 - 18:50
LIH
-
SYD
13h 07m
1 stop
$1,471Alaska Airlines
Thu, 20 Aug - Mon, 24 Aug
Multiple Airlines Logo
21:00 - 13:58
MEL
-
LIH
36h 58m
2 stops
Multiple Airlines Logo
08:22 - 08:35
LIH
-
MEL
28h 13m
2 stops
$1,534Multiple Airlines
Wed, 22 Jul - Wed, 29 Jul
Multiple Airlines Logo
17:25 - 15:42
MEL
-
LIH
18h 17m
2 stops
Multiple Airlines Logo
09:43 - 23:35
LIH
-
MEL
17h 52m
2 stops
$1,546Multiple Airlines
Thu, 27 Aug - Mon, 31 Aug
Qatar Airways Logo
14:50 - 19:23
SYD
-
LIH
48h 33m
2 stops
Qatar Airways Logo
21:35 - 17:10
LIH
-
SYD
47h 35m
2 stops
$2,514Qatar Airways
Thu, 20 Aug - Mon, 24 Aug
United Airlines Logo
10:55 - 19:44
MEL
-
LIH
28h 49m
1 stop
United Airlines Logo
13:00 - 07:30
LIH
-
MEL
22h 30m
1 stop
$2,520United Airlines
Thu, 27 Aug - Mon, 31 Aug
United Airlines Logo
10:55 - 19:44
MEL
-
LIH
28h 49m
1 stop
United Airlines Logo
13:00 - 07:30
LIH
-
MEL
22h 30m
1 stop
$2,538United Airlines
Thu, 27 Aug - Mon, 31 Aug
Qatar Airways Logo
14:50 - 19:23
SYD
-
LIH
48h 33m
2 stops
Qatar Airways Logo
21:35 - 17:10
LIH
-
SYD
47h 35m
2 stops
$2,798Qatar Airways
Thu, 20 Aug - Mon, 24 Aug

momondo Fare Finder

 
Locate flights to Kaua'i that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 9 June 2026.
Use the filters below to find and compare flights to Kaua'i that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 20/6

20:45-14:31

1 stop13h 46m

Lihue

Wed 24/6

16:52-18:50

1 stop29h 58m

$1,456
Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

20:45-13:58

1 stop13h 13m

Lihue

Mon 24/8

09:00-18:50

1 stop13h 50m

$1,459

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

20:45-10:41

1 stop33h 56m

Lihue

Mon 24/8

07:12-18:50

1 stop15h 38m

$1,462

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

20:45-09:10

1 stop32h 25m

Lihue

Mon 24/8

09:43-18:50

1 stop13h 07m

$1,471

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 22/7

21:00-13:58

2 stops36h 58m

Lihue

Wed 29/7

08:22-08:35

2 stops28h 13m

$1,534

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 27/8

17:25-15:42

2 stops18h 17m

Lihue

Mon 31/8

09:43-23:35

2 stops17h 52m

$1,546

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

14:50-19:23

2 stops48h 33m

Lihue

Mon 24/8

21:35-17:10

2 stops47h 35m

$2,514

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 27/8

10:55-19:44

1 stop28h 49m

Lihue

Mon 31/8

13:00-07:30

1 stop22h 30m

$2,520

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 27/8

10:55-19:44

1 stop28h 49m

Lihue

Mon 31/8

13:00-07:30

1 stop22h 30m

$2,538

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 20/8

14:50-19:23

2 stops48h 33m

Lihue

Mon 24/8

21:35-17:10

2 stops47h 35m

$2,798

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Kaua'i from

Kaua'i flights insights and trends

Explore insights for your Kaua'i flight to craft the best travel plan

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 Sydney Kingsford Smith (a popular airport in Australia) to Kastrup Copenhagen (the most popular airport in Kaua'i), then the flight time is 23h 50m on average. If you fly from Melbourne (another popular airport in Australia) to Kastrup Copenhagen, then the average flight time is 21h 50m.

Cheapest flights to cities in Kaua'i

Click on the cities below to find out when it's cheapest to fly to Kaua'i from Australia
Lihue
Lihue
Find flights to Lihue

Cheap Kaua'i flight deals and tips

Summary info about Kaua'i flight prices, duration and airlines

Best Round-Trip Price

$1,456

Fastest flight time

13h 46m
The best round-trip flight price to Kaua'i from Australia in the last 5 days is $1,456 (Sydney Kingsford Smith to Lihue).
Search Deals
The fastest flight to Kaua'i from Australia takes 13h 46m (Sydney Kingsford Smith to Lihue).
Search Deals

Frequently asked questions about flying to Kaua'i

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

Prices for flights to Kaua'i refresh daily.

How many operators does momondo search for flights to Kaua'i?

There is 1 operator available for flights to Kaua'i as of June 2026.

How old do you have to be to fly 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 to Kaua'i.

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

The required travel and health documents for your Kaua'i trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Kaua'i. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Kaua'i is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options 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 to Kaua'i with flexible booking policies on momondo?

All flight searches to Kaua'i on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Yes. momondo can track flight prices for Kaua'i and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Kaua'i trip

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Find better results for your trip to Kaua'i

Popular Flights to Kaua'i

Popular routes according to searches in the past day on momondo
Sydney to Lihue flightsfrom $1,462
Melbourne to Lihue flightsfrom $1,534