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Cheap flights from Australia to Ontario from $641

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — ONT
16 Dec — 23 Dec1
1 adult

Find flights from Australia to Ontario within your budget

Customise your flight search to find flights from Australia to Ontario 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 713,645 searches. Data last updated 11 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Wed 29/1

16:50-21:40

1 stop23h 50m

Ontario

Sat 1/3

09:45-16:20

1 stop35h 35m

$1,190

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Fri 31/1

16:15-12:43

2 stops39h 28m

Ontario

Thu 13/2

06:00-07:00

1 stop30h 00m

$1,320

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 6/2

21:40-21:50

1 stop19h 10m

Ontario

Thu 20/2

09:45-19:45

1 stop39h 00m

$1,622

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Thu 23/1

11:50-21:57

1 stop29h 07m

Ontario

Sat 8/2

13:45-09:15

2 stops24h 30m

$1,658

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Fri 25/4

22:10-18:05

1 stop36h 55m

Ontario

Sat 3/5

00:10-10:45

1 stop41h 35m

$1,663

SydneyOntario

SYD - ONT

SYDONT

Sydney Kingsford Smith

Mon 28/4

22:10-18:05

1 stop36h 55m

Ontario

Fri 16/5

00:10-10:45

1 stop41h 35m

$1,710

AdelaideOntario

ADL - ONT

ADLONT

Adelaide

Fri 24/1

06:10-09:51

2 stops22h 11m

Ontario

Fri 31/1

18:38-16:20

2 stops27h 12m

$1,813

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Thu 1/5

10:55-21:38

2 stops51h 43m

Ontario

Sun 11/5

16:10-08:15

2 stops47h 05m

$1,843

BrisbaneOntario

BNE - ONT

BNEONT

Brisbane

Mon 28/4

18:15-18:05

2 stops40h 50m

Ontario

Thu 8/5

00:10-10:45

1 stop41h 35m

$1,880

MelbourneOntario

MEL - ONT

MELONT

Melbourne

Mon 3/2

13:00-20:29

1 stop26h 29m

Ontario

Sun 16/2

19:40-10:00

1 stop19h 20m

$1,980

Flights are sorted by cheapest return flights first.

Deals found on 10/12

Showing 1-10 of 53 results
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Cheap flight deals from Australia to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Australia (AU0) to Ontario (ONT). 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 11 December 2024.

Round-trip from

$1,190

One-way from

$641
29/1-1/3
  • 29/1-1/3
  • 2 total stops
  • 59h 25m total
  • Australia to Ontario
23/4
  • 23/4
  • 1 total stop
  • 21h 30m total
  • Australia to Ontario

Find flight deals from Australia to Ontario

Cheapest flights from Australia to Ontario
Explore the most affordable flight options available from Australia to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 December 2024.

Thu 12/1221:40SYD - ONT
1 stop19h 30mHawaiian Airlines
Wed 15/109:35ONT - SYD
1 stop39h 10mHawaiian Airlines
Deal found 10/12$1,860
Mon 23/1212:10SYD - ONT
1 stop29h 50mUnited Airlines
Sun 5/106:00ONT - SYD
1 stop32h 15mUnited Airlines
Deal found 10/12$2,144
Thu 26/1213:00MEL - ONT
1 stop19h 16mUnited Airlines
Mon 30/1218:50ONT - MEL
1 stop20h 10mUnited Airlines
Deal found 9/12$2,282
Tue 24/1207:20OOL - ONT
2 stops28h 33mUnited Airlines
Sat 15/318:45ONT - OOL
2 stops24h 55mUnited Airlines
Deal found 10/12$2,320
Wed 18/1216:50MEL - ONT
1 stop24h 20mMultiple Airlines
Sat 25/109:35ONT - MEL
1 stop35h 45mMultiple Airlines
Deal found 10/12$2,460
Wed 11/1211:40BNE - ONT
1 stop16h 13mUnited Airlines
Sun 15/1213:40ONT - BNE
2 stops23h 50mUnited Airlines
Deal found 10/12$2,545
Mon 16/1223:45PER - ONT
2 stops30h 48mUnited Airlines
Mon 3/315:30ONT - PER
2 stops31h 15mUnited Airlines
Deal found 10/12$2,884
Mon 16/1217:25SYD - ONT
1 stop24h 05mMultiple Airlines
Thu 26/1210:05ONT - SYD
1 stop34h 30mMultiple Airlines
Deal found 10/12$2,906
Thu 12/1219:45ADL - ONT
2 stops44h 55mHawaiian Airlines
Tue 14/109:35ONT - ADL
2 stops52h 50mHawaiian Airlines
Deal found 10/12$2,923
Thu 12/1200:25MEL - ONT
1 stop35h 25mChina Airlines
Sat 15/222:45ONT - MEL
1 stop42h 20mChina Airlines
Deal found 10/12$3,979
Mon 23/1223:30MEL - ONT
2 stops38h 03mQatar Airways
Mon 17/211:57ONT - MEL
2 stops35h 28mQatar Airways
Deal found 10/12$5,205
Tue 24/1223:10BNE - ONT
1 stop35h 40mChina Airlines
Sat 15/323:45ONT - BNE
1 stop42h 00mChina Airlines
Deal found 10/12$5,524

Best time to book a flight from Australia to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Australia with our price prediction graph.
Estimated return 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.

Travel insights for flights from Australia to Ontario

Get recent, data-driven insights about flights from Australia to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest time of day to fly from AU to ONT?

Find hourly flight availability from Australia to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 December 2024.

When flying from Australia to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 3.0 - 86.0 inches per month. February is typically the wettest month, when rainfall can reach 86.0 mm. June is typically the driest time to visit Ontario when rainfall is around 3.0 mm.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 12.0 C).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated 11 December 2024.
Get a feel of what it's like to fly with Hawaiian Airlines, China Airlines and Qatar Airways from Australia to Ontario by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.3
Very Good
1,442 reviews

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

8.3
Very Good
1,442 reviews
8.3
Very Good
1,442 reviews

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

8.3
Very Good
763 reviews
8.3
Very Good
1,442 reviews

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Crew

8.7

Overall

8.3

Food

7.7

Reviews

1 / 10

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

7.9
Good
2,289 reviews
8.3
Very Good
1,442 reviews

Comfort

8.2

Boarding

8.4

Entertainment

7.8

Crew

8.7