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Cheap flights from Ontario to Sydney from $885

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Sydney departing on 24/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Ontario to Sydney.
Delta Logo
06:00 - 06:35ONT-SYD
31h 35m2 stops
Delta Logo
09:25 - 23:43SYD-ONT
31h 18m2 stops
$1,638Delta
Find Deal
Sun, 15 Jun - Fri, 18 Jul
Alaska Airlines Logo
19:20 - 19:45ONT-SYD
31h 25m2 stops
Alaska Airlines Logo
21:40 - 09:17SYD-ONT
28h 37m2 stops
$1,663Alaska Airlines
Find Deal
Tue, 3 Jun - Sat, 7 Jun
United Airlines Logo
18:41 - 06:55ONT-SYD
19h 14m1 stop
United Airlines Logo
10:20 - 17:25SYD-ONT
48h 05m2 stops
$1,685United Airlines
Find Deal
Sun, 15 Jun - Fri, 18 Jul
Hawaiian Airlines Logo
09:45 - 19:45ONT-SYD
41h 00m1 stop
Hawaiian Airlines Logo
21:40 - 21:55SYD-ONT
17h 15m1 stop
$1,801Hawaiian Airlines
Find Deal
Wed, 7 May - Sun, 18 May
Hawaiian Airlines Logo
09:45 - 19:45ONT-SYD
41h 00m1 stop
Hawaiian Airlines Logo
21:40 - 21:55SYD-ONT
17h 15m1 stop
$1,809Hawaiian Airlines
Find Deal
Tue, 6 May - Tue, 27 May
United Airlines Logo
13:19 - 06:55ONT-SYD
24h 36m1 stop
United Airlines Logo
10:20 - 17:43SYD-ONT
24h 23m1 stop
$1,840United Airlines
Find Deal
Tue, 8 Jul - Sun, 20 Jul
 Logo
09:50 - 14:40ONT-SYD
35h 50m1 stop
 Logo
10:20 - 17:25SYD-ONT
24h 05m2 stops
$1,942
Find Deal
Sun, 8 Jun - Tue, 24 Jun
 Logo
09:50 - 14:40ONT-SYD
35h 50m1 stop
 Logo
10:20 - 12:14SYD-ONT
18h 54m1 stop
$1,951
Find Deal
Sun, 8 Jun - Tue, 24 Jun
China Airlines Logo
00:45 - 10:45ONT-SYD
41h 00m1 stop
China Airlines Logo
22:10 - 18:40SYD-ONT
37h 30m1 stop
$2,764China Airlines
Find Deal
Tue, 12 Aug - Wed, 27 Aug
China Airlines Logo
00:10 - 10:45ONT-SYD
41h 35m1 stop
China Airlines Logo
22:10 - 18:00SYD-ONT
37h 50m1 stop
$2,811China Airlines
Find Deal
Mon, 22 Sep - Sun, 5 Oct

Alaska Airlines flights from Ontario to Sydney

Our best Alaska Airlines deals on Ontario to Sydney flight tickets
Alaska Airlines
3 June
ONT19:20Ontario
31h 25m
2 stops
SYD19:45Sydney Kingsford Smith
7 June
SYD21:40Sydney Kingsford Smith
28h 37m
2 stops
ONT09:17Ontario
Alaska Airlines
2 May
ONT09:45Ontario
41h 00m
1 stop
SYD19:45Sydney Kingsford Smith
13 May
SYD21:40Sydney Kingsford Smith
30h 11m
2 stops
ONT10:51Ontario
Alaska Airlines
8 Aug
ONT12:00Ontario
38h 45m
2 stops
SYD19:45Sydney Kingsford Smith
19 Aug
SYD21:40Sydney Kingsford Smith
30h 05m
2 stops
ONT10:45Ontario

Hawaiian Airlines flights from Ontario to Sydney

Our best Hawaiian Airlines deals on Ontario to Sydney flight tickets
Hawaiian Airlines
2 May
ONT09:45Ontario
41h 00m
1 stop
SYD19:45Sydney Kingsford Smith
13 May
SYD21:40Sydney Kingsford Smith
17h 10m
1 stop
ONT21:50Ontario
Hawaiian Airlines
1 May
ONT09:45Ontario
41h 00m
1 stop
SYD19:45Sydney Kingsford Smith
8 May
SYD21:40Sydney Kingsford Smith
17h 10m
1 stop
ONT21:50Ontario
Hawaiian Airlines
7 May
ONT09:45Ontario
41h 00m
1 stop
SYD19:45Sydney Kingsford Smith
18 May
SYD21:40Sydney Kingsford Smith
17h 15m
1 stop
ONT21:55Ontario

See travel insights to Sydney from

How to get the cheapest flight ticket from Ontario to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ontario and Sydney?

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,515. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $1,972.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the afternoon. momondo users have found flights departing from Ontario to Sydney in the afternoon for as low as $1,515. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $2,008 on average. Flights to Sydney from Ontario at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from Ontario to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Ontario to Sydney (ONT to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Sydney

Best price found

$885

Fastest flight time

17h 45m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Ontario in the past 72 hours is $885. The best return flight deal from Ontario to Sydney found on momondo in the last 72 hours is $1,638.
The fastest flight from Ontario to Sydney takes 17h 45m
There are no direct flights from Ontario to Sydney. Popular non-direct route for this connection is Ontario Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

  • How far is Ontario to Sydney Kingsford Smith by plane?

    The distance between Ontario and Sydney Kingsford Smith is about 12114.1 km. Flights usually cover this in 17h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Ontario Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Ontario Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Terrigal
Katoomba
Lithgow
Penrith
Leura
Coogee
Manly
Cronulla
Bondi Beach
Randwick
Charlestown
Newport
Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Sydney . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Ontario to Sydney with flexible booking policies on momondo?

Flights from Ontario to Sydney with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Ontario to Sydney?

momondo helps you find the best flight between Ontario and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Sydney right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Sydney now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Sydney and let you know when they change.


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