$805+ 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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
18 May — 25 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 18 April 2026.

Sat 30/520:45
SYD
-
LIH
1 stop18h 03m
Alaska Airlines
Sat 6/609:45
LIH
-
SYD
1 stop13h 05m
Alaska Airlines
Deal found 15/4$1,229
Sat 23/520:45
SYD
-
LIH
1 stop15h 37m
Alaska Airlines
Mon 1/608:31
LIH
-
SYD
1 stop14h 19m
Alaska Airlines
Deal found 14/4$1,260
Sat 25/420:45
SYD
-
LIH
1 stop18h 36m
Alaska Airlines
Wed 27/508:31
LIH
-
SYD
1 stop14h 19m
Alaska Airlines
Deal found 14/4$1,261
Tue 28/420:45
SYD
-
LIH
1 stop12h 39m
Alaska Airlines
Wed 27/508:31
LIH
-
SYD
1 stop14h 19m
Alaska Airlines
Deal found 14/4$1,279
Fri 24/420:45
SYD
-
LIH
1 stop13h 50m
Alaska Airlines
Fri 29/509:45
LIH
-
SYD
1 stop13h 05m
Alaska Airlines
Deal found 14/4$1,281
Tue 1/920:45
SYD
-
LIH
1 stop21h 12m
Alaska Airlines
Sat 5/909:00
LIH
-
SYD
1 stop13h 50m
Alaska Airlines
Deal found 14/4$1,290
Tue 28/420:45
SYD
-
LIH
1 stop12h 39m
Alaska Airlines
Sun 10/521:00
LIH
-
SYD
1 stop25h 50m
Alaska Airlines
Deal found 14/4$1,297
Fri 1/520:45
SYD
-
LIH
1 stop12h 39m
Alaska Airlines
Tue 5/521:00
LIH
-
SYD
1 stop25h 50m
Alaska Airlines
Deal found 14/4$1,320
Tue 28/420:45
SYD
-
LIH
1 stop12h 39m
Alaska Airlines
Tue 5/519:55
LIH
-
SYD
1 stop26h 55m
Alaska Airlines
Deal found 14/4$1,321

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 18 April 2026.

Return from

$1,229

One-way from

$805
Alaska Airlines
  • Alaska Airlines
  • 30/5-6/6
  • 2 total stops
  • 31h 08m total
  • Sydney to Lihue
Search Deals
1/9
  • 1/9
  • 3 total stops
  • 37h 25m 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 18 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

Tue 1/9

20:45-18:49

1 stop18h 04m

Lihue

Sat 5/9

09:00-18:50

1 stop13h 50m

$1,281

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 28/4

20:45-15:39

1 stop14h 54m

Lihue

Sun 24/5

20:45-18:50

1 stop26h 05m

$1,297

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 1/5

09:15-18:40

1 stop29h 25m

Lihue

Tue 5/5

21:25-06:50

1 stop37h 25m

$1,867

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 23/5

10:20-20:14

2 stops29h 54m

Lihue

Mon 1/6

22:44-07:00

2 stops36h 16m

$2,197

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 28/4

09:30-14:35

2 stops25h 05m

Lihue

Sun 24/5

12:00-06:55

2 stops22h 55m

$2,493

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 28/4

09:30-14:35

2 stops25h 05m

Lihue

Fri 29/5

11:10-06:55

2 stops23h 45m

$2,493

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 1/9

10:20-21:57

2 stops31h 37m

Lihue

Sat 5/9

13:01-07:00

1 stop21h 59m

$2,512
Cheapest one-way

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 1/9

13:15-06:40

3 stops37h 25m

$805

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 20/6

11:00-07:50

3 stops40h 50m

$897
Fastest single journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 25/4

20:45-13:24

1 stop12h 39m

$924

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Showing 1-10 of 14 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 57 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 57 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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