HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Sydney

$1,132+ Cheap flights from Kailua-Kona (KOA) to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — SYD
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Kailua-Kona to Sydney with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/202:39 pm
KOA
-
SYD
1 stop44h 51m
Multiple Airlines
Mon 5/41:15 pm
SYD
-
KOA
2 stops43h 01m
Multiple Airlines
Deal found 1/20$1,132
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:53 pm
KOA
-
SYD
1 stop42h 32m
Multiple Airlines
Mon 3/232:00 pm
SYD
-
KOA
2 stops43h 19m
Multiple Airlines
Deal found 1/19$1,196
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/189:01 pm
KOA
-
SYD
1 stop25h 44m
Multiple Airlines
Wed 2/252:00 pm
SYD
-
KOA
2 stops41h 50m
Multiple Airlines
Deal found 1/20$1,299
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/64:53 pm
KOA
-
SYD
1 stop41h 32m
Multiple Airlines
Mon 4/67:25 pm
SYD
-
KOA
2 stops37h 45m
Multiple Airlines
Deal found 1/19$1,447
This Philippine Airlines deal was found by Cheapflights users on 1/19. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:00 am
KOA
-
SYD
2 stops30h 00m
Philippine Airlines
Thu 9/310:15 am
SYD
-
KOA
2 stops25h 24m
Philippine Airlines
Deal found 1/19$1,563
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2010:48 pm
KOA
-
SYD
2 stops36h 12m
United Airlines
Mon 5/49:30 am
SYD
-
KOA
2 stops30h 20m
United Airlines
Deal found 1/20$1,569
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/54:53 pm
KOA
-
SYD
1 stop41h 32m
Multiple Airlines
Fri 4/37:25 pm
SYD
-
KOA
2 stops56h 51m
Multiple Airlines
Deal found 1/19$1,606

Find 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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,196
(Kiwi.com)
Provider with most accurate pricing for Kona Intl-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kona Intl-Sydney Kingsford Smith flights.
Search Deals
From Kona Intl to Sydney Kingsford Smith
Search Deals

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 January 20, 2026.
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

Mon 3/9

3:53 pm-7:25 am

1 stop42h 32m

Sydney Kingsford Smith

Mon 3/23

2:00 pm-12:19 pm

2 stops43h 19m

$1,196

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Wed 2/18

9:01 pm-7:45 pm

1 stop25h 44m

Sydney Kingsford Smith

Wed 2/25

2:00 pm-10:50 am

2 stops41h 50m

$1,299

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Mon 4/20

2:39 pm-7:30 am

1 stop44h 51m

Sydney Kingsford Smith

Mon 5/4

8:15 pm-6:26 am

1 stop30h 11m

$1,398

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Fri 3/6

4:53 pm-7:25 am

1 stop41h 32m

Sydney Kingsford Smith

Mon 4/6

7:25 pm-1:10 pm

2 stops37h 45m

$1,447

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Mon 4/20

10:48 pm-7:00 am

2 stops36h 12m

Sydney Kingsford Smith

Mon 5/4

9:30 am-7:50 pm

2 stops30h 20m

$1,569

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Thu 3/5

4:53 pm-7:45 pm

2 stops29h 52m

Sydney Kingsford Smith

Fri 4/3

8:45 pm-5:52 pm

2 stops18h 07m

$1,686

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Sat 3/14

3:53 pm-7:25 am

1 stop42h 32m

Sydney Kingsford Smith

Sat 4/4

11:00 am-7:16 am

2 stops41h 16m

$1,692

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Fri 3/6

1:50 pm-6:20 am

2 stops67h 30m

Sydney Kingsford Smith

Mon 4/6

9:30 am-7:42 pm

2 stops30h 12m

$1,743

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

  • Most accurate provider: When it comes to deals on Kailua-Kona-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kailua-Kona-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kailua-Kona-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kailua-Kona-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kailua-Kona-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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.

  • 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.

Traveling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Kailua-Kona to Sydney

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.