$902+ Cheap flights to Kaua'i

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Flights to Kaua'i in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Kaua'i
Explore the most affordable flight options available to Kaua'i. Find the lowest fares based on data from user searches, with prices last updated on 3 April 2026.

Sun 17/520:45
SYD
-
LIH
1 stop19h 28m
Alaska Airlines
Sun 24/520:02
LIH
-
SYD
1 stop26h 48m
Alaska Airlines
Deal found 2/4$1,246
Sun 19/720:45
SYD
-
LIH
1 stop15h 35m
Alaska Airlines
Sat 25/708:22
LIH
-
SYD
1 stop14h 28m
Alaska Airlines
Deal found 3/4$1,285
Thu 22/1020:45
SYD
-
LIH
1 stop20h 25m
Alaska Airlines
Fri 23/1006:00
LIH
-
SYD
1 stop15h 50m
Alaska Airlines
Deal found 2/4$1,288
Fri 16/1020:45
SYD
-
LIH
1 stop17h 16m
Alaska Airlines
Mon 26/1008:19
LIH
-
SYD
1 stop14h 26m
Alaska Airlines
Deal found 2/4$1,295
Thu 4/620:45
SYD
-
LIH
1 stop14h 54m
Alaska Airlines
Mon 8/609:45
LIH
-
SYD
1 stop13h 05m
Alaska Airlines
Deal found 2/4$1,298
Fri 16/1020:45
SYD
-
LIH
1 stop13h 19m
Alaska Airlines
Tue 27/1020:38
LIH
-
SYD
1 stop26h 07m
Alaska Airlines
Deal found 2/4$1,312
Sat 11/720:45
SYD
-
LIH
1 stop15h 35m
Alaska Airlines
Sun 19/720:45
LIH
-
SYD
1 stop26h 05m
Alaska Airlines
Deal found 3/4$1,318
Fri 15/520:45
SYD
-
LIH
1 stop15h 37m
Alaska Airlines
Fri 22/508:31
LIH
-
SYD
1 stop14h 19m
Alaska Airlines
Deal found 31/3$1,388
Sat 23/520:45
SYD
-
LIH
1 stop15h 37m
Alaska Airlines
Wed 27/507:10
LIH
-
SYD
1 stop15h 40m
Alaska Airlines
Deal found 31/3$1,438
Thu 21/520:45
SYD
-
LIH
1 stop13h 47m
Alaska Airlines
Tue 26/520:45
LIH
-
SYD
1 stop26h 05m
Alaska Airlines
Deal found 31/3$1,447

Find flight deals to Kaua'i

Find the latest flights to Kaua'i in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 3 April 2026.

Return from

$1,246

One-way from

$902
Alaska Airlines
  • Alaska Airlines
  • 17/5-24/5
  • 2 total stops
  • 46h 16m total
  • Sydney to Lihue
Search Deals
23/5
  • 23/5
  • 3 total stops
  • 42h 56m total
  • Sydney to Kaua'i
Search Deals

Cheapflights Fare Finder

 
Locate flights to Kaua'i that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 3 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
Fastest return journey

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

$1,388

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

$1,456

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 17/5

06:00-08:01

2 stops22h 01m

Lihue

Sun 24/5

18:14-18:50

1 stop28h 36m

$2,155

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 20/5

20:15-15:39

1 stop15h 24m

Lihue

Thu 11/6

15:43-11:50

2 stops48h 07m

$2,157

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 4/6

09:30-19:42

2 stops30h 12m

Lihue

Mon 8/6

13:17-06:55

1 stop21h 38m

$2,222

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 23/5

10:20-20:14

2 stops29h 54m

Lihue

Wed 27/5

19:35-07:00

2 stops39h 25m

$2,226

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 25/5

10:20-11:55

1 stop21h 35m

Lihue

Sat 30/5

22:44-07:00

2 stops36h 16m

$2,226
Cheapest one-way

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 23/5

20:45-14:32

1 stop13h 47m

$936

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 9/8

19:15-19:06

3 stops43h 51m

$1,615
Fastest single journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 7/5

20:15-13:24

1 stop13h 09m

$3,293

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i 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 to Kaua'i

How long is the flight to Kaua'i?

On average, a flight from Sydney to Kaua'i takes 14 hours 45 minutes. Flights to Kaua'i from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

Rainfall in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kaua'i ranges from 57.0 - 170.0 mm per month. January is typically the wettest month, when rainfall can reach 170.0 mm. June is typically the driest time to visit Kaua'i when rainfall is around 57.0 mm.

Temperature in Kaua'i by month

Plan your trip to Kaua'i by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kaua'i, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

FAQs about flying to Kaua'i

  • Can I find cheaper flights to Kaua'i if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Kaua'i on Cheapflights that require 1 or 2 stops for potential cost savings.

  • Where does the fastest flight to Kaua'i depart from?

    For those looking to save time traveling to Kaua'i, Sydney Kingsford Smith offers the quickest one-way flight (14 hours 45 minutes).

  • Does Lihue have car hire?

    Yes. Those touching down at Lihue can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Lihue?

    Yes. Lihue has hotels nearby for those requiring accommodations. Marriott's Kauai Beach Club - Luxury 2 Bedroom Condos is the closest property to Lihue (0.0 km away from Lihue).

See more FAQs

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