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Cheap flights from Sydney to Kaua'i from $988

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
13 Jul — 20 Jul1
1 adult

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 8 July 2025.

Round-trip from

$1,426

One-way from

$988

Popular in

September

Cheapest in

May

Average price

$1,720
19/8-26/8
  • 19/8-26/8
  • 3 total stops
  • 64h 22m total
  • Sydney to Kaua'i
Hawaiian Airlines
  • Hawaiian Airlines
  • 26/8
  • 1 total stop
  • 16h 20m total
  • Sydney to Kaua'i
Highest demand for flights based on searches. 9% potential increase in price ($262 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease ($116 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Sydney to Kaua'i

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 8 July 2025.

Tue 19/818:20SYD - LIH
2 stops42h 42mMultiple Airlines
Tue 26/821:00LIH - SYD
1 stop21h 40mMultiple Airlines
Deal found 5/7$1,426
Tue 19/821:40SYD - LIH
2 stops32h 05mAlaska Airlines
Tue 26/816:35LIH - SYD
2 stops31h 10mAlaska Airlines
Deal found 5/7$1,483
Mon 1/1220:10SYD - LIH
1 stop12h 34mQantas Airways
Thu 1/108:30LIH - SYD
1 stop12h 50mQantas Airways
Deal found 6/7$1,718
Mon 1/1212:10SYD - LIH
2 stops40h 52mUnited Airlines
Thu 1/113:35LIH - SYD
2 stops43h 45mUnited Airlines
Deal found 5/7$2,932

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 8 July 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

Mon 1/12

20:10-11:44

1 stop12h 34m

Lihue

Thu 1/1

08:30-18:20

1 stop12h 50m

$1,718

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 24/12

10:30-16:15

2 stops26h 45m

Lihue

Sun 28/12

21:00-08:30

2 stops38h 30m

$2,633

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Wed 24/12

11:20-14:35

2 stops48h 15m

Lihue

Sun 28/12

14:30-09:15

1 stop21h 45m

$3,744

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 26/8

21:40-18:00

1 stop16h 20m

$988

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 26/8

09:25-15:48

2 stops26h 23m

$990

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Tue 26/8

12:50-18:00

3 stops49h 10m

$999

Flights are sorted by cheapest return flights first.

Deals found on 7/7

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
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Kaua'i

Get insights into the airlines that provide service to Kaua'i. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kaua'i. Reviews last updated 8 July 2025.
Read through reviews of airlines operating flights from Sydney to Kaua'i, such as Alaska Airlines, Delta, andHawaiian Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.8

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very Good

Comfort

7.8

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Comfort

7.8

Food

7.1

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Sydney to Kaua'i

Discover the top airline that operate flights from Sydney to Kaua'i. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 8 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$996Average$1,506FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Kaua'i?

When you search for this flight from Sydney to Kaua'i, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights simply makes it quick and affordable to book flights from Sydney to Kaua'i by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

Can Cheapflights notify me if prices for flights from Sydney to Kaua'i become cheaper?

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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