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$572+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
KOA — SYD
Apr 29 — May 61
Tue 4/29
Tue 5/6
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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,658
(United Airlines)

One-way from

$572
(Jetabroad)
Provider with most accurate pricing for Kona Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Kona Intl-Sydney Kingsford Smith flights.
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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 April 24, 2025.

This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 6/712:58 pmKOA - SYD
1 stop22h 02mUnited Airlines
Sat 6/149:30 amSYD - KOA
1 stop22h 13mUnited Airlines
Deal found 4/23$1,658
This Hawaiian Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 5/19:20 amKOA - SYD
1 stop14h 25mHawaiian Airlines
Fri 5/99:40 pmSYD - KOA
1 stop16h 46mHawaiian Airlines
Deal found 4/23$1,767
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Thu 5/18:46 amKOA - SYD
2 stops14h 59mAlaska Airlines
Fri 5/99:40 pmSYD - KOA
2 stops16h 02mAlaska Airlines
Deal found 4/23$1,773
This Qatar Airways deal was found by Cheapflights users on 4/23. 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.
Thu 5/19:33 pmKOA - SYD
2 stops47h 37mMultiple Airlines
Fri 5/91:45 pmSYD - KOA
3 stops52h 26mMultiple Airlines
Deal found 4/23$2,406

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 April 24, 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

Sat 6/7

12:58 pm-7:00 am

1 stop22h 02m

Sydney Kingsford Smith

Sat 6/14

9:30 am-11:43 am

1 stop22h 13m

$1,658

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Sat 6/7

8:49 am-7:45 pm

2 stops14h 56m

Sydney Kingsford Smith

Sat 6/14

9:40 pm-12:25 pm

2 stops34h 45m

$1,786

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Sun 6/1

8:05 pm-2:40 pm

1 stop22h 35m

$572

Kailua-KonaSydney

KOA - SYD

KOASYD

Kona Intl

Fri 8/15

1:15 pm-7:00 am

1 stop21h 45m

$845

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

  • Most accurate provider: When it comes to deals on Kailua-Kona-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Kailua-Kona-Sydney flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

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 April 24, 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.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

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.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

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).

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 April 24, 2025.
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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 United Airlines is currently your cheapest option to Sydney, with prices starting at $1,658. Another option worth looking into is Alaska Airlines, starting at $1,786 round trip.

  • 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 $1,046). Flying from Kailua-Kona to Sydney in December is currently the most expensive (average of $1,643). 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 Kailua-Kona?

Book flights to Kailua-Kona if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

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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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$1,386Average$1,718FlexibilityNo cancel feeOn-time85%

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