$1,210+ Cheap flights to Kaua'i

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
10 May — 17 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 10 April 2026.

Thu 6/820:45
SYD
-
LIH
1 stop14h 53m
Alaska Airlines
Mon 17/809:46
LIH
-
SYD
1 stop13h 04m
Alaska Airlines
Deal found 6/4$1,210
Sat 30/520:45
SYD
-
LIH
1 stop16h 57m
Alaska Airlines
Sat 6/606:00
LIH
-
SYD
1 stop16h 50m
Alaska Airlines
Deal found 10/4$1,239
Thu 21/520:45
SYD
-
LIH
1 stop13h 47m
Alaska Airlines
Thu 28/507:10
LIH
-
SYD
1 stop15h 40m
Alaska Airlines
Deal found 6/4$1,249
Thu 6/820:45
SYD
-
LIH
1 stop14h 53m
Alaska Airlines
Mon 10/809:04
LIH
-
SYD
1 stop13h 46m
Alaska Airlines
Deal found 5/4$1,270
Thu 27/820:45
SYD
-
LIH
1 stop33h 58m
Alaska Airlines
Mon 31/809:00
LIH
-
SYD
1 stop13h 50m
Alaska Airlines
Deal found 9/4$1,298

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 10 April 2026.

Return from

$1,210

One-way from

$3,231
Alaska Airlines
  • Alaska Airlines
  • 6/8-17/8
  • 2 total stops
  • 27h 57m total
  • Sydney to Lihue
Search Deals
7/5
  • 7/5
  • 1 total stop
  • 15h 24m 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 10 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

Thu 6/8

20:45-15:38

1 stop14h 53m

Lihue

Mon 10/8

09:04-18:50

1 stop13h 46m

$1,270

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 1/9

20:45-15:42

1 stop14h 57m

Lihue

Wed 9/9

06:00-18:50

1 stop16h 50m

$1,298

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 29/8

20:45-15:42

1 stop14h 57m

Lihue

Tue 8/9

20:45-18:50

1 stop26h 05m

$1,315
Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 21/5

20:45-15:15

2 stops14h 30m

Lihue

Thu 28/5

09:45-18:50

1 stop13h 05m

$1,345

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 6/8

20:45-06:40

1 stop29h 55m

Lihue

Mon 17/8

14:30-18:50

2 stops56h 20m

$1,372

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 30/5

20:15-14:09

1 stop13h 54m

Lihue

Sat 6/6

08:31-18:30

1 stop13h 59m

$1,445

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 2/9

20:15-15:42

1 stop15h 27m

Lihue

Wed 9/9

09:43-18:30

1 stop12h 47m

$1,711

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 21/5

09:30-19:42

2 stops30h 12m

Lihue

Thu 28/5

19:35-07:00

2 stops39h 25m

$2,182

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 6/8

10:20-20:14

2 stops29h 54m

Lihue

Mon 17/8

22:55-07:00

2 stops36h 05m

$2,182
Cheapest one-way
Fastest single journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 7/5

20:15-15:39

1 stop15h 24m

$3,231

Flights are sorted by cheapest return flights first.

Deals found on 6/4

Showing 1-10 of 11 resultsSorted by cheapest first
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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 12 hours 37 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 (12 hours 37 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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Can Cheapflights notify me if prices for flights to Kaua'i become cheaper?

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