$924+ 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
— LIH
18 Aug — 25 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 19 July 2026.

Thu 5/1121:40
SYD
-
LIH
1 stop18h 09m
Alaska Airlines
Sun 8/1111:56
LIH
-
SYD
1 stop34h 49m
Alaska Airlines
Deal found 18/7$1,299
Sat 29/820:45
SYD
-
LIH
1 stop14h 57m
Alaska Airlines
Sat 5/909:00
LIH
-
SYD
1 stop13h 50m
Alaska Airlines
Deal found 15/7$1,306
Sun 25/1021:40
SYD
-
LIH
1 stop19h 33m
Alaska Airlines
Thu 29/1006:00
LIH
-
SYD
1 stop16h 45m
Alaska Airlines
Deal found 14/7$1,458
Wed 23/1221:40
SYD
-
LIH
1 stop13h 18m
Alaska Airlines
Wed 30/1220:45
LIH
-
SYD
1 stop26h 00m
Alaska Airlines
Deal found 17/7$1,701
Mon 3/820:15
SYD
-
LIH
1 stop13h 43m
Qantas Airways
Fri 7/809:46
LIH
-
SYD
1 stop12h 44m
Qantas Airways
Deal found 19/7$1,784
Thu 5/1111:20
SYD
-
LIH
1 stop22h 58m
American Airlines
Sun 8/1122:44
LIH
-
SYD
2 stops61h 16m
American Airlines
Deal found 18/7$1,806
Mon 3/820:15
SYD
-
LIH
1 stop16h 05m
Multiple Airlines
Fri 7/808:22
LIH
-
SYD
1 stop14h 08m
Multiple Airlines
Deal found 17/7$1,809
Sun 25/1010:10
SYD
-
LIH
2 stops32h 47m
American Airlines
Thu 29/1021:35
LIH
-
SYD
2 stops59h 50m
American Airlines
Deal found 15/7$1,820
Sat 29/809:10
SYD
-
LIH
2 stops49h 45m
American Airlines
Sat 5/922:00
LIH
-
SYD
2 stops39h 10m
American Airlines
Deal found 15/7$1,857

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 19 July 2026.

Return from

$1,299

One-way from

$924
Alaska Airlines
  • Alaska Airlines
  • 5/11-8/11
  • 2 total stops
  • 52h 58m total
  • Sydney to Lihue
Search Deals
Alaska Airlines
  • Alaska Airlines
  • 1/12
  • 1 total stop
  • 15h 40m 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 19 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 5/11

21:40-18:49

1 stop18h 09m

Lihue

Sun 8/11

11:56-19:45

1 stop34h 49m

$1,299
Fastest return journey

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sat 29/8

20:45-15:42

1 stop14h 57m

Lihue

Sat 5/9

09:00-18:50

1 stop13h 50m

$1,306

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 25/10

21:40-20:13

1 stop19h 33m

Lihue

Thu 29/10

06:00-19:45

1 stop16h 45m

$1,458

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 23/12

21:40-13:58

1 stop13h 18m

Lihue

Wed 30/12

20:45-19:45

1 stop26h 00m

$1,701

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 5/11

11:20-13:18

1 stop22h 58m

Lihue

Sun 8/11

22:44-09:00

2 stops61h 16m

$1,806

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 31/12

21:40-13:58

1 stop13h 18m

Lihue

Thu 31/12

19:21-19:45

1 stop27h 24m

$1,874

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

$2,227

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 5/11

11:20-22:30

2 stops32h 10m

Lihue

Sun 8/11

14:03-09:05

1 stop22h 02m

$2,234

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Mon 3/8

10:20-19:42

1 stop29h 22m

Lihue

Fri 7/8

22:44-07:00

2 stops36h 16m

$2,237
Cheapest one-way

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 29/11

21:40-20:13

1 stop19h 33m

$962

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 18 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 13 hours 18 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 (13 hours 18 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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