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

A quick flight from Kaua'i to Sydney can take about 21h 50m. United Airlines provides one of the quickest options available for as low as $1,567. The distance from Kaua'i to Sydney is about 5046 mi.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

What is the cheapest time of day to fly from FUS to SYD?

When flying from Kaua'i to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Kaua'i.

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

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

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

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

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

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

$809+ Flights from Kaua'i to Sydney

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Cheap flight deals from Kaua'i to Sydney

Cheapest flights from Kaua'i to Sydney
Explore the most affordable flight options available from Kaua'i to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Tue 12/236:48 amLIH - SYD

1 stop15h 57mAlaska Airlines

Tue 12/309:40 pmSYD - LIH

1 stop18h 07mAlaska Airlines

Deal found 12/23

$5,246

Tue 12/236:00 amLIH - SYD

2 stops19h 25mQantas Airways

Tue 12/306:00 amSYD - LIH

2 stops24h 24mQantas Airways

Deal found 12/23

$6,769

Tue 12/232:00 pmLIH - SYD

3 stops46h 35mMultiple Airlines

Tue 12/3010:05 amSYD - LIH

2 stops20h 19mMultiple Airlines

Deal found 12/22

$17,537

Best flights from Kaua'i to Sydney
Discover carefully curated flight deals from Kaua'i to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Mon 6/11:10 pmLIH - SYD

1 stop21h 50mUnited Airlines

Mon 6/89:30 amSYD - LIH

2 stops30h 10mUnited Airlines

Deal found 12/23

$1,567

Thu 4/96:00 amLIH - SYD

2 stops30h 00mMultiple Airlines

Fri 4/1710:15 amSYD - LIH

2 stops32h 06mMultiple Airlines

Deal found 12/21

$1,640

Sat 2/287:28 amLIH - SYD

1 stop13h 52mQantas Airways

Wed 3/48:10 pmSYD - LIH

1 stop13h 09mQantas Airways

Deal found 12/20

$1,823

Thu 4/912:55 pmLIH - SYD

1 stop22h 05mUnited Airlines

Fri 4/1710:20 amSYD - LIH

1 stop21h 03mUnited Airlines

Deal found 12/21

$1,663

Mon 6/13:39 pmLIH - SYD

1 stop42h 46mMultiple Airlines

Mon 6/88:15 pmSYD - LIH

1 stop30h 11mMultiple Airlines

Deal found 12/23

$1,800

Sat 2/2811:59 pmLIH - SYD

2 stops36h 06mUnited Airlines

Wed 3/412:10 pmSYD - LIH

1 stop22h 00mUnited Airlines

Deal found 12/20

$2,105

Last-minute flights from Kaua'i to Sydney
Discover last-minute flight deals from Kaua'i to Sydney. Data last updated December 23, 2025 and is based on user searches.

Tue 12/236:48 amLIH - SYD

1 stop15h 57mAlaska Airlines

Tue 12/309:40 pmSYD - LIH

1 stop18h 07mAlaska Airlines

Deal found 12/23

$5,246

Tue 12/236:00 amLIH - SYD

2 stops19h 25mQantas Airways

Tue 12/306:00 amSYD - LIH

2 stops24h 24mQantas Airways

Deal found 12/23

$6,769

Tue 12/232:00 pmLIH - SYD

3 stops46h 35mMultiple Airlines

Tue 12/3010:05 amSYD - LIH

2 stops20h 19mMultiple Airlines

Deal found 12/22

$17,537

One-way flights from Kaua'i to Sydney
Search for one-way flight options from Kaua'i to Sydney. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Wed 3/256:29 pmLIH - SYD

2 stops42h 21mMultiple Airlines

Deal found 12/21

$809

Wed 3/251:25 pmLIH - SYD

1 stop22h 50mUnited Airlines

Deal found 12/21

$894

Find flight deals from Kaua'i to Sydney

Round-trip from	$1,640 (Gurufare)
One-way from	$809 (Gurufare)

From Kaua'i to Sydney Kingsford Smith

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One-way flight from Kaua'i to Sydney Kingsford Smith

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Fly from

Fly to

Route

Depart

Return

Price

LihueSydney

LIH - SYD

LIHSYD

Lihue

Mon 6/1

1:10 pm-7:00 am

1 stop21h 50m

Sydney Kingsford Smith

Mon 6/8

9:30 am-7:40 pm

2 stops30h 10m

$1,567

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 4/9

6:00 am-8:00 am

2 stops30h 00m

Sydney Kingsford Smith

Fri 4/17

10:15 am-10:21 pm

2 stops32h 06m

$1,640

LihueSydney

LIH - SYD

LIHSYD

Lihue

Thu 4/9

12:55 pm-7:00 am

1 stop22h 05m

Sydney Kingsford Smith

Fri 4/17

10:20 am-11:23 am

1 stop21h 03m

$1,663

LihueSydney

LIH - SYD

LIHSYD

Lihue

Mon 6/1

3:39 pm-6:25 am

1 stop42h 46m

Sydney Kingsford Smith

Mon 6/8

8:15 pm-6:26 am

1 stop30h 11m

$1,800

LihueSydney

LIH - SYD

LIHSYD

Lihue

Sat 2/28

7:28 am-6:20 pm

1 stop13h 52m

Sydney Kingsford Smith

Wed 3/4

8:10 pm-12:19 pm

1 stop13h 09m

$1,823

LihueSydney

LIH - SYD

LIHSYD

Lihue

Sat 2/28

11:59 pm-9:05 am

2 stops36h 06m

Sydney Kingsford Smith

Wed 3/4

12:10 pm-1:10 pm

1 stop22h 00m

$2,105

LihueSydney

LIH - SYD

LIHSYD

Lihue

Wed 3/25

6:29 pm-9:50 am

2 stops42h 21m

$809

LihueSydney

LIH - SYD

LIHSYD

Lihue

Wed 3/25

1:25 pm-9:15 am

1 stop22h 50m

$894

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Best time to book a flight from Kaua'i to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Kaua'i with our price prediction graph.

Estimated round-trip 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 Kaua'i to Sydney

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

Related info for your journey

What airport do you fly into for flights to Sydney from Kaua'i?
Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Kaua'i.
How long is the flight from Kaua'i to Sydney?
A quick flight from Kaua'i to Sydney can take about 21h 50m. United Airlines provides one of the quickest options available for as low as $1,567. The distance from Kaua'i to Sydney is about 5046 mi.
Can I find deals for flights from Kaua'i to Sydney that include hotel bookings?
Yes. In addition to deals on Kaua'i to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kaua'i to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kaua'i to Sydney.
Can I find deals for business class flights from Kaua'i to Sydney?
Yes. Cheapflights offers flight deals from Kaua'i to Sydney 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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$809+ Cheap flights from Kaua'i to Sydney (SYD)

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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kaua'i to Sydney with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kaua'i to Sydney

Cheapest flights from Kaua'i to SydneyExplore the most affordable flight options available from Kaua'i to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Explore the most affordable flight options available from Kaua'i to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Find flight deals from Kaua'i to Sydney

Keep the following information in mind while searching for Kaua'i to Sydney flight deals. Data was last updated December 23, 2025.

Round-trip from

One-way from

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Use the filters below to find and compare flights from Kaua'i to Sydney that are best for you.

Best time to book a flight from Kaua'i to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Kaua'i with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Kaua'i to Sydney

Related info for your journey

Find useful and relevant information for your journey from Kaua'i to Sydney. 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 into for flights to Sydney from Kaua'i?

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

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

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

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

Traveling to a place near Sydney?

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Cheapest flights from Kaua'i to Sydney
Explore the most affordable flight options available from Kaua'i to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.