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Cheap flights from Ontario to Sydney from $427

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 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Sydney

Cheap round-trip flights

United Airlines Logo
6:42 pm - 9:15 amONT-SYD
19h 33m1 stop
United Airlines Logo
12:10 pm - 9:59 amSYD-ONT
16h 49m1 stop
$870United Airlines
Find Deal
Tue, Dec 9 - Thu, Jan 22
United Airlines Logo
6:36 pm - 7:55 amONT-SYD
19h 19m1 stop
United Airlines Logo
12:10 pm - 1:37 pmSYD-ONT
19h 27m1 stop
$872United Airlines
Find Deal
Wed, Oct 22 - Sun, Nov 2
United Airlines Logo
6:39 pm - 6:55 amONT-SYD
19h 16m1 stop
United Airlines Logo
10:20 am - 12:13 pmSYD-ONT
18h 53m1 stop
$875United Airlines
Find Deal
Sat, Aug 9 - Tue, Aug 19
United Airlines Logo
6:50 pm - 6:55 amONT-SYD
19h 05m1 stop
United Airlines Logo
10:20 am - 8:43 pmSYD-ONT
27h 23m2 stops
$877United Airlines
Find Deal
Tue, Aug 19 - Tue, Aug 26
United Airlines Logo
6:00 am - 7:00 amONT-SYD
30h 00m2 stops
United Airlines Logo
12:10 pm - 9:59 amSYD-ONT
16h 49m1 stop
$878United Airlines
Find Deal
Fri, Nov 28 - Fri, Dec 26
American Airlines Logo
10:06 am - 9:00 amONT-SYD
28h 54m2 stops
American Airlines Logo
5:45 pm - 10:00 pmSYD-ONT
23h 15m2 stops
$939American Airlines
Find Deal
Tue, Oct 28 - Thu, Nov 13
American Airlines Logo
8:14 am - 6:55 amONT-SYD
29h 41m1 stop
American Airlines Logo
12:10 pm - 10:48 pmSYD-ONT
27h 38m1 stop
$1,036American Airlines
Find Deal
Fri, Aug 15 - Fri, Aug 22
Alaska Airlines Logo
11:07 am - 7:45 pmONT-SYD
38h 38m1 stop
Alaska Airlines Logo
9:40 pm - 9:55 pmSYD-ONT
19h 15m1 stop
$1,076Alaska Airlines
Find Deal
Wed, Oct 22 - Sat, Nov 22
Alaska Airlines Logo
11:07 am - 7:45 pmONT-SYD
38h 38m1 stop
Alaska Airlines Logo
9:40 pm - 5:14 pmSYD-ONT
37h 34m1 stop
$1,093Alaska Airlines
Find Deal
Wed, Oct 22 - Tue, Oct 28
 Logo
9:00 am - 2:40 pmONT-SYD
36h 40m1 stop
 Logo
3:10 pm - 5:40 pmSYD-ONT
43h 30m2 stops
$1,126
Find Deal
Thu, Aug 14 - Thu, Aug 21

United Airlines flights from Ontario to Sydney

Our best United Airlines deals on Ontario to Sydney flight tickets
United Airlines
Dec 9
ONT6:42 pmOntario
19h 33m
1 stop
SYD9:15 amSydney Kingsford Smith
Jan 22
SYD12:10 pmSydney Kingsford Smith
16h 49m
1 stop
ONT9:59 amOntario
United Airlines
Oct 22
ONT6:36 pmOntario
19h 19m
1 stop
SYD7:55 amSydney Kingsford Smith
Nov 2
SYD12:10 pmSydney Kingsford Smith
19h 27m
1 stop
ONT1:37 pmOntario
United Airlines
Aug 9
ONT6:39 pmOntario
19h 16m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 19
SYD10:20 amSydney Kingsford Smith
18h 53m
1 stop
ONT12:13 pmOntario

American Airlines flights from Ontario to Sydney

Our best American Airlines deals on Ontario to Sydney flight tickets
American Airlines
Oct 28
ONT10:06 amOntario
28h 54m
2 stops
SYD9:00 amSydney Kingsford Smith
Nov 13
SYD5:45 pmSydney Kingsford Smith
23h 15m
2 stops
ONT10:00 pmOntario
American Airlines
Aug 15
ONT8:14 amOntario
29h 41m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 22
SYD12:10 pmSydney Kingsford Smith
27h 38m
1 stop
ONT10:48 pmOntario
American Airlines
Aug 15
ONT8:14 amOntario
29h 41m
1 stop
SYD6:55 amSydney Kingsford Smith
Aug 22
SYD9:10 amSydney Kingsford Smith
25h 42m
2 stops
ONT5:52 pmOntario

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 cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Ontario to Sydney is on a Sunday when prices can be found for as low as $1,018. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,108.

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 morning. momondo users have found flights departing from Ontario to Sydney in the morning for as low as $949. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly at noon, with an average ticket price of $1,126. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 round-trip 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

$427

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 $427. The best round-trip flight deal from Ontario to Sydney found on momondo in the last 72 hours is $870.
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?

    A flight from Ontario to Sydney Kingsford Smith will travel around 7527.4 mi. 18h 10m is a normal flight duration for this route.

  • 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 updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Sydney Kingsford Smith Airport?

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Ontario to Sydney?


Best airlines flying from Ontario to Sydney

Compare and see reviews for airlines that fly from Ontario to Sydney with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $926Free CancellationRating
7.4
8,858 reviews
Search United Airlines flights

Traveling to a place near Sydney?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Sydney. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Sydney from Ontario with this policy.

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

Once all potential Ontario to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Sydney from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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1 adult
Mon 7/7
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