$905+ 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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
7 Aug — 14 Aug1
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 8 July 2026.

Fri 24/720:45
SYD
-
LIH
1 stop14h 53m
Alaska Airlines
Sat 26/909:00
LIH
-
SYD
1 stop13h 50m
Alaska Airlines
Deal found 7/7$1,390
Thu 23/720:45
SYD
-
LIH
1 stop18h 46m
Alaska Airlines
Mon 27/709:46
LIH
-
SYD
1 stop13h 04m
Alaska Airlines
Deal found 6/7$1,409
Fri 17/720:45
SYD
-
LIH
1 stop14h 53m
Alaska Airlines
Thu 23/708:22
LIH
-
SYD
1 stop14h 28m
Alaska Airlines
Deal found 4/7$1,433
Thu 29/1021:40
SYD
-
LIH
1 stop30h 00m
Alaska Airlines
Mon 2/1106:00
LIH
-
SYD
1 stop16h 45m
Alaska Airlines
Deal found 6/7$1,464
Fri 24/709:10
SYD
-
LIH
2 stops49h 26m
American Airlines
Sat 26/913:25
LIH
-
SYD
2 stops47h 45m
American Airlines
Deal found 7/7$1,866
Thu 23/709:30
SYD
-
LIH
1 stop22h 14m
United Airlines
Mon 27/713:17
LIH
-
SYD
1 stop21h 38m
United Airlines
Deal found 7/7$2,236
Thu 29/1010:20
SYD
-
LIH
2 stops32h 10m
United Airlines
Mon 2/1114:03
LIH
-
SYD
1 stop22h 02m
United Airlines
Deal found 5/7$2,237
Fri 24/720:45
SYD
-
LIH
1 stop13h 13m
Multiple Airlines
Tue 28/708:22
LIH
-
SYD
2 stops29h 23m
Multiple Airlines
Deal found 7/7$2,296

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 8 July 2026.

Return from

$1,390

One-way from

$905
Alaska Airlines
  • Alaska Airlines
  • 24/7-26/9
  • 2 total stops
  • 28h 43m total
  • Sydney to Lihue
Search Deals
22/8
  • 22/8
  • 3 total stops
  • 43h 23m 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 8 July 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 29/10

21:40-06:40

1 stop30h 00m

Lihue

Mon 2/11

06:00-19:45

1 stop16h 45m

$1,464

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 25/10

21:40-17:02

1 stop16h 22m

Lihue

Thu 29/10

16:15-19:45

1 stop30h 30m

$1,464

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 24/7

20:45-14:31

1 stop13h 46m

Lihue

Sat 26/9

14:30-18:50

2 stops56h 20m

$1,608

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 25/10

10:20-21:30

2 stops32h 10m

Lihue

Thu 29/10

12:46-09:20

1 stop23h 34m

$2,236

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 23/7

10:20-11:50

1 stop21h 30m

Lihue

Mon 27/7

22:44-07:00

2 stops36h 16m

$2,236

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 29/10

10:20-21:30

2 stops32h 10m

Lihue

Mon 2/11

14:03-09:05

1 stop22h 02m

$2,236
Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 24/7

20:45-13:58

1 stop13h 13m

Lihue

Tue 28/7

08:22-09:45

2 stops29h 23m

$2,296
Cheapest one-way

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 22/8

09:05-08:28

3 stops43h 23m

$905
Fastest single journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 22/8

20:45-21:57

1 stop21h 12m

$931

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 2/9

11:10-21:57

2 stops30h 47m

$1,165

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Sorted by cheapest first

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 53 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 53 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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