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Look for other cheap flights to Kaua'i

$1,390 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 5/6. 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

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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
5 June
SYD
18h 03m
1 stop
LIH
12 June
LIH
30h 38m
1 stop
SYD
$1,390
Alaska Airlines
11 June
SYD
16h 59m
1 stop
LIH
18 June
LIH
26h 47m
1 stop
SYD
$1,393
Alaska Airlines
1 Sept
SYD
31h 43m
1 stop
LIH
5 Sept
LIH
13h 07m
1 stop
SYD
$1,463
Multiple Airlines
18 Aug
MEL
18h 33m
2 stops
LIH
22 Aug
LIH
17h 52m
2 stops
MEL
$1,463
Multiple Airlines
10 June
MEL
38h 48m
2 stops
LIH
17 June
LIH
20h 23m
2 stops
MEL
$1,520
Multiple Airlines
4 June
MEL
19h 07m
2 stops
LIH
8 June
LIH
19h 04m
2 stops
MEL
$1,533
Multiple Airlines
4 June
MEL
18h 54m
2 stops
LIH
8 June
LIH
17h 50m
2 stops
MEL
$1,534
Multiple Airlines
4 June
MEL
18h 44m
2 stops
LIH
8 June
LIH
18h 30m
2 stops
MEL
$1,536
Multiple Airlines
18 Aug
MEL
19h 35m
2 stops
LIH
22 Aug
LIH
19h 23m
2 stops
MEL
$1,538
Alaska Airlines
11 June
SYD
14h 28m
2 stops
LIH
18 June
LIH
14h 28m
1 stop
SYD
$1,551
Alaska Airlines
5 June
SYD
14h 30m
2 stops
LIH
12 June
LIH
13h 04m
1 stop
SYD
$1,594
Multiple Airlines
13 July
MEL
37h 43m
2 stops
LIH
20 July
LIH
28h 23m
2 stops
MEL
$1,699

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 - 18:48
SYD
-
LIH
18h 03m
1 stop
Alaska Airlines Logo
16:12 - 18:50
LIH
-
SYD
30h 38m
1 stop
$1,390Alaska Airlines
Fri, 5 Jun - Fri, 12 Jun
Alaska Airlines Logo
20:45 - 17:44
SYD
-
LIH
16h 59m
1 stop
Alaska Airlines Logo
20:03 - 18:50
LIH
-
SYD
26h 47m
1 stop
$1,393Alaska Airlines
Thu, 11 Jun - Thu, 18 Jun
Multiple Airlines Logo
15:25 - 13:58
MEL
-
LIH
18h 33m
2 stops
Multiple Airlines Logo
09:43 - 23:35
LIH
-
MEL
17h 52m
2 stops
$1,463Multiple Airlines
Tue, 18 Aug - Sat, 22 Aug
Alaska Airlines Logo
20:45 - 08:28
SYD
-
LIH
31h 43m
1 stop
Alaska Airlines Logo
09:43 - 18:50
LIH
-
SYD
13h 07m
1 stop
$1,463Alaska Airlines
Tue, 1 Sep - Sat, 5 Sep
Multiple Airlines Logo
20:50 - 15:38
MEL
-
LIH
38h 48m
2 stops
Multiple Airlines Logo
07:12 - 23:35
LIH
-
MEL
20h 23m
2 stops
$1,520Multiple Airlines
Wed, 10 Jun - Wed, 17 Jun
Multiple Airlines Logo
15:25 - 14:32
MEL
-
LIH
19h 07m
2 stops
Multiple Airlines Logo
08:31 - 23:35
LIH
-
MEL
19h 04m
2 stops
$1,533Multiple Airlines
Thu, 4 Jun - Mon, 8 Jun
Multiple Airlines Logo
16:45 - 15:39
MEL
-
LIH
18h 54m
2 stops
Multiple Airlines Logo
09:45 - 23:35
LIH
-
MEL
17h 50m
2 stops
$1,534Multiple Airlines
Thu, 4 Jun - Mon, 8 Jun
United Airlines Logo
09:30 - 19:42
SYD
-
LIH
30h 12m
2 stops
United Airlines Logo
13:01 - 06:55
LIH
-
SYD
45h 54m
2 stops
$2,245United Airlines
Fri, 5 Jun - Fri, 12 Jun
United Airlines Logo
10:55 - 13:16
MEL
-
LIH
22h 21m
1 stop
United Airlines Logo
13:01 - 07:30
LIH
-
MEL
22h 29m
1 stop
$2,482United Airlines
Mon, 13 Jul - Mon, 20 Jul
Philippine Airlines Logo
10:15 - 14:00
SYD
-
LIH
23h 45m
2 stops
Philippine Airlines Logo
08:19 - 08:00
LIH
-
SYD
27h 41m
2 stops
$3,924Philippine Airlines
Tue, 1 Sep - Sat, 5 Sep

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 27 April 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

Fri 5/6

20:45-18:48

1 stop18h 03m

Lihue

Fri 12/6

16:12-18:50

1 stop30h 38m

$1,390

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 11/6

20:45-17:44

1 stop16h 59m

Lihue

Thu 18/6

20:03-18:50

1 stop26h 47m

$1,393
Fastest return journey

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Tue 18/8

15:25-13:58

2 stops18h 33m

Lihue

Sat 22/8

09:43-23:35

2 stops17h 52m

$1,463

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 1/9

20:45-08:28

1 stop31h 43m

Lihue

Sat 5/9

09:43-18:50

1 stop13h 07m

$1,463

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Wed 10/6

20:50-15:38

2 stops38h 48m

Lihue

Wed 17/6

07:12-23:35

2 stops20h 23m

$1,520

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 4/6

15:25-14:32

2 stops19h 07m

Lihue

Mon 8/6

08:31-23:35

2 stops19h 04m

$1,533

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Thu 4/6

16:45-15:39

2 stops18h 54m

Lihue

Mon 8/6

09:45-23:35

2 stops17h 50m

$1,534

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 5/6

09:30-19:42

2 stops30h 12m

Lihue

Fri 12/6

13:01-06:55

2 stops45h 54m

$2,245

MelbourneLihue

MEL - LIH

MELLIH

Melbourne

Mon 13/7

10:55-13:16

1 stop22h 21m

Lihue

Mon 20/7

13:01-07:30

1 stop22h 29m

$2,482

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 1/9

10:15-14:00

2 stops23h 45m

Lihue

Sat 5/9

08:19-08:00

2 stops27h 41m

$3,924

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 26h 15m on average. If you fly from Melbourne (another popular airport in Australia) to Kastrup Copenhagen, then the average flight time is 21h 40m.

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 One-Way Price

$913

Best Round-Trip Price

$1,390

Fastest flight time

16h 17m
The best one-way flight price to Kaua'i from Australia in the last 72 hours is $913 (Sydney Kingsford Smith to Lihue).
Search Deals
The best round-trip flight price to Kaua'i from Australia in the last 72 hours is $1,390 (Sydney Kingsford Smith to Lihue).
Search Deals
The fastest flight to Kaua'i from Australia takes 16h 17m (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 April 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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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 $1,390
Melbourne to Lihue flightsfrom $1,491