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Cheap flights from Sydney to Kaua'i from $676

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
1 Jan — 8 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Kaua'i

Keep the following information in mind while searching for Sydney to Kaua'i flight deals. Data was last updated 2 December 2025.

Round-trip from

$676
Hawaiian Airlines
  • Hawaiian Airlines
  • 20/1-27/1
  • 2 total stops
  • 44h 54m total
  • Sydney to Kaua'i
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Cheapest flights from Sydney to Kaua'i
Explore the most affordable flight options available from Sydney to Kaua'i. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 December 2025.

Thu 4/1221:40SYD - LIH
1 stop12h 29mHawaiian Airlines
Mon 8/1206:48LIH - SYD
1 stop15h 57mHawaiian Airlines
Deal found 28/11$854
Thu 4/1211:45SYD - LIH
2 stops18h 39mQantas Airways
Mon 8/1207:28LIH - SYD
1 stop13h 52mQantas Airways
Deal found 28/11$1,431
Thu 4/1210:40SYD - LIH
2 stops24h 50mDelta
Mon 8/1206:00LIH - SYD
2 stops29h 30mDelta
Deal found 28/11$1,748
Mon 22/1221:40SYD - LIH
1 stop13h 04mHawaiian Airlines
Thu 25/1219:17LIH - SYD
1 stop27h 28mHawaiian Airlines
Deal found 30/11$2,061
Mon 22/1221:40SYD - LIH
2 stops15h 55mAlaska Airlines
Thu 25/1207:26LIH - SYD
1 stop15h 19mAlaska Airlines
Deal found 30/11$2,261
Mon 22/1217:15SYD - LIH
2 stops37h 09mQantas Airways
Thu 25/1206:00LIH - SYD
2 stops16h 45mQantas Airways
Deal found 30/11$2,625
Mon 22/1211:20SYD - LIH
2 stops46h 23mAir Canada
Thu 25/1214:00LIH - SYD
3 stops46h 35mAir Canada
Deal found 30/11$6,468
Mon 22/1217:30SYD - LIH
3 stops49h 53mMultiple Airlines
Thu 25/1215:55LIH - SYD
3 stops56h 00mMultiple Airlines
Deal found 30/11$8,546

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Kaua'i that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 2 December 2025.
Use the filters below to find and compare flights from Sydney to Kaua'i that are best for you.

Fly from

Sydney

Fly to

Kaua'i

Route

Depart

Return

Price

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 20/1

21:40-06:17

1 stop29h 37m

Lihue

Tue 27/1

07:28-19:45

1 stop15h 17m

$676

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 22/1

21:40-13:09

1 stop12h 29m

Lihue

Tue 27/1

19:49-19:45

1 stop26h 56m

$721

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Fri 23/1

21:40-13:09

1 stop12h 29m

Lihue

Mon 26/1

19:49-19:45

1 stop26h 56m

$727

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 22/1

21:40-20:30

1 stop19h 50m

Lihue

Mon 26/1

17:25-19:45

1 stop29h 20m

$728

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 20/1

21:40-16:35

2 stops15h 55m

Lihue

Tue 27/1

06:47-19:45

1 stop15h 58m

$802

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 5/3

21:40-16:57

1 stop16h 17m

Lihue

Mon 9/3

10:27-19:45

1 stop12h 18m

$1,020

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 20/1

16:20-11:41

2 stops16h 21m

Lihue

Mon 26/1

21:00-19:45

1 stop25h 45m

$1,064

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Thu 22/1

21:40-20:30

1 stop19h 50m

Lihue

Mon 26/1

11:00-07:35

2 stops23h 35m

$1,173

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 20/1

21:40-16:54

1 stop16h 14m

Lihue

Sun 25/1

21:00-19:45

1 stop25h 45m

$1,174

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 20/1

21:40-16:35

2 stops15h 55m

Lihue

Sun 25/1

08:39-19:45

1 stop14h 06m

$1,374

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Showing 1-10 of 13 results
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Best time to book a flight from Sydney to Kaua'i

Have a flexible travel schedule? Discover the best time to fly to Kaua'i from Sydney 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 from Sydney to Kaua'i
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Related info for your journey

Find useful and relevant information for your journey from Sydney to Kaua'i. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Sydney to Kaua'i?

    For a flight from Sydney to Kaua'i, you will be flying from Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • How long is the flight from Sydney to Kaua'i?

    There are many flights that can get you from Sydney to Kaua'i in 12h 29m. Fly via Hawaiian Airlines or Alaska Airlines to get the fastest option. The distance from Sydney to Kaua'i is about 8121 km. This flight may include one or multiple stops.

  • Can I find deals for flights from Sydney to Kaua'i that include hotel bookings?

    Yes. In addition to deals on Sydney to Kaua'i flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Kaua'i?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Kaua'i.

  • Can I find deals for business class flights from Sydney to Kaua'i?

    Yes. Cheapflights offers flight deals from Sydney to Kaua'i by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Why should you use Cheapflights to find cheap flight tickets from Sydney to Kaua'i?

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Can Cheapflights find flights from Sydney to Kaua'i with no change fees?

Certainly. Search results for flights to Kaua'i from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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