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$664+ Cheap flights from Kailua-Kona (KOA) 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — SYD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Kailua-Kona to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Kailua-Kona (KOA) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$1,104
(Hawaiian Airlines)

One-way from

$664
(Kiwi.com)
From Kona Intl to Sydney Kingsford Smith
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One-way flight from Kona Intl to Sydney Kingsford Smith
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Find flight deals from Kailua-Kona to Sydney

Cheapest flights from Kailua-Kona to Sydney
Explore the most affordable flight options available from Kailua-Kona to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/157:03 amKOA - SYD
1 stop15h 42mHawaiian Airlines
Thu 10/309:40 pmSYD - KOA
1 stop16h 52mHawaiian Airlines
Deal found 9/9$1,104
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/158:19 amKOA - SYD
2 stops14h 26mAlaska Airlines
Thu 10/309:40 pmSYD - KOA
2 stops16h 49mAlaska Airlines
Deal found 9/10$1,110
This Hawaiian Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/145:30 pmKOA - SYD
1 stop29h 15mHawaiian Airlines
Tue 10/289:40 pmSYD - KOA
1 stop15h 42mHawaiian Airlines
Deal found 9/9$1,116
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:42 pmKOA - SYD
1 stop27h 03mAlaska Airlines
Tue 10/289:40 pmSYD - KOA
2 stops16h 49mAlaska Airlines
Deal found 9/10$1,117
This Gurufare deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/146:00 amKOA - SYD
2 stops30h 00mMultiple Airlines
Tue 10/2811:35 amSYD - KOA
2 stops31h 05mMultiple Airlines
Deal found 9/11$1,226
This Fareboom deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:00 pmKOA - SYD
1 stop25h 45mHawaiian Airlines
Tue 10/149:40 pmSYD - KOA
1 stop15h 52mHawaiian Airlines
Deal found 9/9$1,256
This Alaska Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:00 pmKOA - SYD
1 stop25h 45mAlaska Airlines
Tue 10/149:40 pmSYD - KOA
2 stops16h 42mAlaska Airlines
Deal found 9/9$1,292

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kailua-Kona to Sydney 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Kailua-Kona to Sydney that are best for you.

Fly from

Kailua-Kona

Fly to

Sydney

Route

Depart

Return

Price

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 10/15

7:03 am-7:45 pm

1 stop15h 42m

Sydney Kingsford Smith

Thu 10/30

9:40 pm-5:32 pm

1 stop16h 52m

$1,104

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 10/15

8:19 am-7:45 pm

2 stops14h 26m

Sydney Kingsford Smith

Thu 10/30

9:40 pm-5:29 pm

2 stops16h 49m

$1,110

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Tue 10/14

5:30 pm-7:45 pm

1 stop29h 15m

Sydney Kingsford Smith

Tue 10/28

9:40 pm-3:02 pm

2 stops14h 22m

$1,116

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Tue 10/14

5:30 pm-7:45 pm

1 stop29h 15m

Sydney Kingsford Smith

Tue 10/28

9:40 pm-4:22 pm

1 stop15h 42m

$1,116

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Sun 10/26

6:09 pm-7:45 pm

1 stop28h 36m

Sydney Kingsford Smith

Sun 11/2

9:40 pm-4:07 pm

2 stops15h 27m

$1,117

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 10/1

9:00 pm-9:45 am

2 stops40h 45m

$664

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 10/1

1:28 pm-7:45 pm

2 stops34h 17m

$987

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 10/1

1:05 pm-7:00 am

1 stop21h 55m

$1,085

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 10/1

3:19 pm-7:20 am

3 stops68h 01m

$2,070

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Kailua-Kona to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Kailua-Kona 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 Kailua-Kona to Sydney

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

Find hourly flight availability from Kailua-Kona to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kailua-Kona to Sydney as you normally would.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Kailua-Kona to Sydney, such as Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Hawaiian Airlines
7.8
Good
2,723 reviews

Comfort

7.7

Entertainment

7.1

Overall

7.8

Food

7.0

Crew

8.5

Boarding

8.0

Reviews

1 / 20
4.0
Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks
Hawaiian Airlines
7.8
Good
2,723 reviews
Hawaiian Airlines
7.8
Good
2,723 reviews

Comfort

7.7

Entertainment

7.1

Overall

7.8

Food

7.0

Crew

8.5

Boarding

8.0

Reviews

1 / 20
4.0
Okay

Lynn,Aug 2025

OGG - HNL

It was a good flight wish they would offer more than baby drinks

Related info for your journey

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

  • How long is the flight from Kailua-Kona to Sydney?

    Hawaiian Airlines and Alaska Airlines can get you from Kailua-Kona to Sydney in just under 14h 26m. Your travel time can differ by up to 1h 16m. The distance between Kailua-Kona and Sydney is about 5076 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Kailua-Kona to Sydney round-trip?

    Flying on Hawaiian Airlines is currently your cheapest option to Sydney, with prices starting at $1,192.

  • Can I find deals for flights from Kailua-Kona to Sydney that include hotel bookings?

    Yes. In addition to deals on Kailua-Kona to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Kailua-Kona to Sydney?

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

  • Can I find deals for business class flights from Kailua-Kona to Sydney?

    Yes. Cheapflights offers flight deals from Kailua-Kona 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.

  • What is the cheapest month to book a flight from Kailua-Kona to Sydney?

    Currently, February is the cheapest month in which you can book a flight from Kailua-Kona to Sydney (average of $1,035). Flying from Kailua-Kona to Sydney in December is currently the most expensive (average of $1,626). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly
Coogee

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Alternative routes for Kailua-Kona to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Kahului to Sydney flights
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Hilo to Sydney flights

Top airline flying from Kailua-Kona to Sydney

Discover the top airline that operate flights from Kailua-Kona to Sydney. 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$1,192Average$1,750FlexibilityNo cancel feeOn-time85%

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