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$788+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — SYD
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
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 julio 30, 2025.

Round-trip from

$1,243
(Kiwi.com)

One-way from

$894
(United Airlines)
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 julio 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
vie. 9/126:00 amKOA - SYD
2 stops31h 05mMultiple Airlines
vie. 9/194:20 pmSYD - KOA
1 stop34h 58mMultiple Airlines
Deal found 7/29$1,243
This Gotogate deal was found by Cheapflights users on 7/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 8/116:00 amKOA - SYD
1 stop17h 45mHawaiian Airlines
mar. 8/269:40 pmSYD - KOA
1 stop20h 33mHawaiian Airlines
Deal found 7/30$1,306
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
sáb. 9/136:00 amKOA - SYD
1 stop17h 45mAlaska Airlines
sáb. 9/209:40 pmSYD - KOA
1 stop16h 03mAlaska Airlines
Deal found 7/30$1,360
This United Airlines deal was found by Cheapflights users on 7/30. 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.
mar. 10/141:40 pmKOA - SYD
2 stops45h 20mUnited Airlines
mar. 10/2810:20 amSYD - KOA
1 stop22h 40mUnited Airlines
Deal found 7/30$1,587
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/158:30 pmKOA - SYD
1 stop38h 05mDelta
jue. 10/309:40 amSYD - KOA
2 stops31h 47mDelta
Deal found 7/28$1,872
This Qatar Airways deal was found by Cheapflights users on 7/30. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/149:20 pmKOA - SYD
2 stops47h 50mQatar Airways
mar. 10/288:00 pmSYD - KOA
3 stops46h 40mQatar Airways
Deal found 7/30$3,023
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/1211:00 pmKOA - SYD
3 stops36h 20mAir Canada
vie. 9/199:20 amSYD - KOA
2 stops30h 04mAir Canada
Deal found 7/29$3,347
This AranGrant deal was found by Cheapflights users on 7/29. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/248:00 amKOA - SYD
1 stop14h 30mQantas Airways
jue. 8/287:00 amSYD - KOA
2 stops23h 48mQantas Airways
Deal found 7/29$5,025

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 julio 30, 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

vie. 9/12

6:00 am-9:05 am

2 stops31h 05m

Sydney Kingsford Smith

vie. 9/19

4:20 pm-7:18 am

1 stop34h 58m

$1,243

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

lun. 8/11

6:00 am-7:45 pm

1 stop17h 45m

Sydney Kingsford Smith

mar. 8/26

9:40 pm-10:13 pm

1 stop20h 33m

$1,306

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

sáb. 9/13

6:00 am-7:45 pm

1 stop17h 45m

Sydney Kingsford Smith

sáb. 9/20

9:40 pm-5:43 pm

1 stop16h 03m

$1,360

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

mar. 10/14

1:40 pm-8:00 am

2 stops45h 20m

Sydney Kingsford Smith

mar. 10/28

10:20 am-12:00 pm

1 stop22h 40m

$1,587

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

mié. 10/15

8:30 pm-7:35 am

1 stop38h 05m

Sydney Kingsford Smith

jue. 10/30

9:40 am-8:27 pm

2 stops31h 47m

$1,872

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

mar. 10/14

9:20 pm-6:10 pm

2 stops47h 50m

Sydney Kingsford Smith

mar. 10/28

8:00 pm-9:40 pm

3 stops46h 40m

$3,023

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

vie. 9/12

11:00 pm-7:20 am

3 stops36h 20m

Sydney Kingsford Smith

vie. 9/19

9:20 am-7:24 pm

2 stops30h 04m

$3,347

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

dom. 8/24

8:00 am-6:30 pm

1 stop14h 30m

Sydney Kingsford Smith

jue. 8/28

7:00 am-10:48 am

2 stops23h 48m

$5,025

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

lun. 12/8

4:08 pm-12:30 pm

3 stops47h 22m

$788

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

mié. 10/15

1:40 pm-7:55 am

1 stop21h 15m

$894

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 13 results
1
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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 julio 30, 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 julio 30, 2025.
Read through reviews of airlines operating flights from Kailua-Kona to Sydney, such as Alaska Airlines, Delta, and Hawaiian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Qantas Airways
7.5
Good
887 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Qatar Airways
7.4
Good
3,607 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • What are the cheapest airlines flying from Kailua-Kona to Sydney round-trip?

    Flying on Hawaiian Airlines is currently your cheapest option to Sydney, with prices starting at $1,306. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $1,360 and $1,587, respectively.

  • 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 $1,028). Flying from Kailua-Kona to Sydney in December is currently the most expensive (average of $1,619). 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
Wollongong
Parramatta
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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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 julio 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$1,192Average$1,750FlexibilityNo cancel feeOn-time85%

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