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$916 Cheap flights to Kaua'i

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
8 Nov
SYD
17h 18m
1 stop
LIH
15 Nov
LIH
26h 00m
1 stop
SYD
$1,389
Alaska Airlines
8 Nov
SYD
15h 18m
1 stop
LIH
15 Nov
LIH
29h 46m
2 stops
SYD
$1,542
Multiple Airlines
8 Nov
SYD
15h 09m
2 stops
LIH
15 Nov
LIH
29h 46m
2 stops
SYD
$1,742
Alaska Airlines
4 Oct
SYD
14h 42m
1 stop
LIH
8 Oct
LIH
13h 37m
1 stop
SYD
$1,815
Alaska Airlines
29 Sept
SYD
14h 57m
1 stop
LIH
8 Oct
LIH
12h 08m
1 stop
SYD
$1,885
Alaska Airlines
4 Oct
SYD
13h 52m
1 stop
LIH
6 Oct
LIH
25h 47m
1 stop
SYD
$1,914
Alaska Airlines
2 Oct
SYD
21h 12m
1 stop
LIH
3 Oct
LIH
14h 37m
1 stop
SYD
$1,976
Alaska Airlines
29 Sept
SYD
15h 35m
1 stop
LIH
6 Oct
LIH
25h 05m
1 stop
SYD
$1,985
Alaska Airlines
1 Oct
SYD
15h 35m
1 stop
LIH
5 Oct
LIH
12h 08m
1 stop
SYD
$1,986
Alaska Airlines
4 Oct
SYD
14h 42m
1 stop
LIH
5 Oct
LIH
12h 08m
1 stop
SYD
$2,014
Alaska Airlines
1 Oct
SYD
13h 13m
1 stop
LIH
5 Oct
LIH
52h 50m
2 stops
SYD
$2,047
Alaska Airlines
29 Sept
SYD
13h 13m
1 stop
LIH
5 Oct
LIH
13h 37m
1 stop
SYD
$2,083

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
21:40 - 17:58SYD  Sydney Kingsford Smith-LIH Lihue
17h 18m1 stop Honolulu
Alaska Airlines Logo
20:45 - 19:45LIH  Lihue-SYD Sydney Kingsford Smith
26h 00m1 stop Honolulu
$1,389Alaska Airlines
Sun, 8 Nov - Sun, 15 Nov
Alaska Airlines Logo
21:40 - 15:58SYD  Sydney Kingsford Smith-LIH Lihue
15h 18m1 stop Honolulu
Alaska Airlines Logo
16:59 - 19:45LIH  Lihue-SYD Sydney Kingsford Smith
29h 46m2 stops Kona Intl Honolulu
$1,542Alaska Airlines
Sun, 8 Nov - Sun, 15 Nov
Multiple Airlines Logo
21:40 - 15:49SYD  Sydney Kingsford Smith-LIH Lihue
15h 09m2 stops Honolulu Kahului
Multiple Airlines Logo
16:59 - 19:45LIH  Lihue-SYD Sydney Kingsford Smith
29h 46m2 stops Kona Intl Honolulu
$1,742Multiple Airlines
Sun, 8 Nov - Sun, 15 Nov
Alaska Airlines Logo
20:45 - 14:27SYD  Sydney Kingsford Smith-LIH Lihue
14h 42m1 stop Honolulu
Alaska Airlines Logo
08:13 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
13h 37m1 stop Honolulu
$1,815Alaska Airlines
Sun, 4 Oct - Thu, 8 Oct
Alaska Airlines Logo
20:45 - 15:42SYD  Sydney Kingsford Smith-LIH Lihue
14h 57m1 stop Honolulu
Alaska Airlines Logo
09:42 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
12h 08m1 stop Honolulu
$1,885Alaska Airlines
Tue, 29 Sep - Thu, 8 Oct
Alaska Airlines Logo
20:45 - 13:37SYD  Sydney Kingsford Smith-LIH Lihue
13h 52m1 stop Honolulu
Alaska Airlines Logo
20:03 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
25h 47m1 stop Honolulu
$1,914Alaska Airlines
Sun, 4 Oct - Tue, 6 Oct
Alaska Airlines Logo
20:45 - 21:57SYD  Sydney Kingsford Smith-LIH Lihue
21h 12m1 stop Honolulu
Alaska Airlines Logo
07:13 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
14h 37m1 stop Honolulu
$1,976Alaska Airlines
Fri, 2 Oct - Sat, 3 Oct
Alaska Airlines Logo
20:45 - 13:58SYD  Sydney Kingsford Smith-LIH Lihue
13h 13m1 stop Honolulu
Alaska Airlines Logo
07:13 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
14h 37m1 stop Honolulu
$1,985Alaska Airlines
Tue, 29 Sep - Sat, 3 Oct
Alaska Airlines Logo
20:45 - 16:20SYD  Sydney Kingsford Smith-LIH Lihue
15h 35m1 stop Honolulu
Alaska Airlines Logo
09:42 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
12h 08m1 stop Honolulu
$1,986Alaska Airlines
Thu, 1 Oct - Mon, 5 Oct
Alaska Airlines Logo
20:45 - 14:27SYD  Sydney Kingsford Smith-LIH Lihue
14h 42m1 stop Honolulu
Alaska Airlines Logo
09:42 - 18:50LIH  Lihue-SYD Sydney Kingsford Smith
12h 08m1 stop Honolulu
$2,014Alaska Airlines
Sun, 4 Oct - Mon, 5 Oct

momondo Fare Finder

 
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 Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sun 8/11

21:40-17:58

1 stop17h 18m

Lihue

Sun 15/11

20:45-19:45

1 stop26h 00m

$1,389

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sun 8/11

21:40-15:58

1 stop15h 18m

Lihue

Sun 15/11

16:59-19:45

2 stops29h 46m

$1,542

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sun 8/11

21:40-15:49

2 stops15h 09m

Lihue

Sun 15/11

16:59-19:45

2 stops29h 46m

$1,742

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sun 4/10

20:45-14:27

1 stop14h 42m

Lihue

Thu 8/10

08:13-18:50

1 stop13h 37m

$1,815

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Tue 29/9

20:45-15:42

1 stop14h 57m

Lihue

Thu 8/10

09:42-18:50

1 stop12h 08m

$1,885

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sun 4/10

20:45-13:37

1 stop13h 52m

Lihue

Tue 6/10

20:03-18:50

1 stop25h 47m

$1,914

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Fri 2/10

20:45-21:57

1 stop21h 12m

Lihue

Sat 3/10

07:13-18:50

1 stop14h 37m

$1,976

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Tue 29/9

20:45-13:58

1 stop13h 13m

Lihue

Sat 3/10

07:13-18:50

1 stop14h 37m

$1,985

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Thu 1/10

20:45-16:20

1 stop15h 35m

Lihue

Mon 5/10

09:42-18:50

1 stop12h 08m

$1,986
Fastest return journey

SydneyLihue

SYD Sydney Kingsford Smith - LIH Lihue

SYDLIH

Sydney Kingsford Smith

Sun 4/10

20:45-14:27

1 stop14h 42m

Lihue

Mon 5/10

09:42-18:50

1 stop12h 08m

$2,014

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 31h 05m on average. If you fly from Melbourne (another popular airport in Australia) to Kastrup Copenhagen, then the average flight time is 23h 20m.

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

$1,389

Fastest flight time

17h 18m
The best return flight price to Kaua'i from Australia in the last 5 days is $1,389 (Sydney Kingsford Smith to Lihue).
Search Deals
The fastest flight to Kaua'i from Australia takes 17h 18m (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 September 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.

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Popular Flights to Kaua'i

Sydney to Lihue flightsfrom $1,457
Melbourne to Lihue flightsfrom $1,528