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Cheap flights from Sydney to Kaua'i from $1,444

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — LIH
8 Apr — 15 Apr1
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 3 April 2025.

Round-trip from

$1,444

Popular in

September

Cheapest in

August

Average price

$1,749
Hawaiian Airlines
  • Hawaiian Airlines
  • 3/8-17/8
  • 2 total stops
  • 56h 27m total
  • Sydney to Kaua'i
Highest demand for flights based on searches. 6% potential increase in price ($182 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($114 potential savings vs. average return price).
Average for round-trip flights in April 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 3 April 2025.

Sun 3/821:40SYD - LIH
1 stop28h 37mHawaiian Airlines
Sun 17/819:55LIH - SYD
1 stop27h 50mHawaiian Airlines
Deal found 2/4$1,444
Sun 3/816:20SYD - LIH
1 stop12h 46mMultiple Airlines
Sun 17/816:29LIH - SYD
2 stops31h 16mMultiple Airlines
Deal found 2/4$1,713
Sun 3/809:30SYD - LIH
2 stops30h 08mUnited Airlines
Sun 17/823:10LIH - SYD
2 stops35h 50mUnited Airlines
Deal found 2/4$1,865

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 3 April 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

Sun 3/8

21:40-06:17

1 stop28h 37m

Lihue

Sun 17/8

19:55-19:45

1 stop27h 50m

$1,444

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 3/8

16:20-09:06

1 stop12h 46m

Lihue

Sun 17/8

16:29-19:45

2 stops31h 16m

$1,713

SydneyLihue

SYD - LIH

SYDLIH

Sydney Kingsford Smith

Sun 3/8

09:30-19:38

2 stops30h 08m

Lihue

Sun 17/8

23:10-07:00

2 stops35h 50m

$1,865

Flights are sorted by cheapest return flights first.

Deals found on 2/4

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

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 inches 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).

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 3 April 2025.

Overall

7.9

Comfort

7.7

Entertainment

7.2

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Roy,Feb 2025

KOA - HNL

Kona Airport waiting area a nightmare, no regular flight updates and we missed our flight to Auckland from Honolulu, costing us three unwanted days in Honolulu. Never again.

Overall

7.9

Comfort

7.7

Entertainment

7.2

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Roy,Feb 2025

KOA - HNL

Kona Airport waiting area a nightmare, no regular flight updates and we missed our flight to Auckland from Honolulu, costing us three unwanted days in Honolulu. Never again.

Overall

7.9

Comfort

7.7

Entertainment

7.2

Crew

8.5

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Roy,Feb 2025

KOA - HNL

Kona Airport waiting area a nightmare, no regular flight updates and we missed our flight to Auckland from Honolulu, costing us three unwanted days in Honolulu. Never again.

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 3 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$1,164Average$1,584FlexibilityNo 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?

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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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