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Cheap flights from Ontario to Sydney, NS from C$ 257

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 16/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — YQY
5 Aug — 12 Aug1
1 adult

Cheap flight deals from Ontario to Sydney

Keep the following information in mind while searching for Ontario to Sydney flight deals. Data was last updated 31 July 2025.

Round-trip from

C$ 422

One-way from

C$ 257

Popular in

December

Cheapest in

September

Average price

C$ 691

Good round-trip deal

C$ 592 or less

Good one-way deal

C$ 361 or less
Air Canada
  • Air Canada
  • 5/9-12/9
  • Nonstop
  • 3h 47m total
  • Ontario to Sydney
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Air Canada
  • Air Canada
  • 16/10
  • 2 total stops
  • 5h 58m total
  • Ontario to Sydney
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (C$ 255 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease (C$ 58 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Ontario to Sydney.
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Price to beat on a one-way flight from Ontario to Sydney.
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Find flight deals from Ontario to Sydney

Cheapest flights from Ontario to Sydney
Explore the most affordable flight options available from Ontario to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 July 2025.

Fri 5/91:00 p.m.YUL - YQY
Nonstop1h 48mAir Canada
Fri 12/94:30 p.m.YQY - YUL
Nonstop1h 59mAir Canada
Deal found 31/7C$ 422
Tue 14/109:10 p.m.YYZ - YQY
Nonstop2h 25mAir Canada
Mon 20/105:15 a.m.YQY - YYZ
Nonstop2h 48mAir Canada
Deal found 31/7C$ 543
Tue 4/1110:40 a.m.YTZ - YQY
2 stops11h 13mAir Canada
Thu 27/115:30 a.m.YQY - YTZ
2 stops7h 12mAir Canada
Deal found 29/7C$ 545
Thu 9/1012:50 p.m.YYZ - YQY
1 stop5h 40mMultiple Airlines
Tue 14/107:40 p.m.YQY - YYZ
1 stop11h 32mMultiple Airlines
Deal found 29/7C$ 550
Thu 9/1010:30 p.m.YYZ - YQY
2 stops43h 21mWestJet
Tue 14/107:40 p.m.YQY - YYZ
1 stop12h 12mWestJet
Deal found 30/7C$ 611
Thu 4/98:30 a.m.YOW - YQY
2 stops6h 18mAir Canada
Tue 9/94:30 p.m.YQY - YOW
1 stop4h 44mAir Canada
Deal found 29/7C$ 652
Tue 16/98:15 a.m.YHM - YQY
1 stop10h 15mMultiple Airlines
Tue 23/98:00 a.m.YQY - YHM
1 stop7h 00mMultiple Airlines
Deal found 29/7C$ 665
Wed 10/912:00 p.m.YTZ - YQY
2 stops6h 30mMultiple Airlines
Tue 16/98:00 a.m.YQY - YTZ
2 stops7h 28mMultiple Airlines
Deal found 29/7C$ 690
Fri 5/98:10 a.m.YUL - YQY
2 stops33h 41mMultiple Airlines
Fri 12/98:00 a.m.YQY - YUL
2 stops11h 00mMultiple Airlines
Deal found 31/7C$ 697
Tue 26/86:00 a.m.YHM - YQY
1 stop11h 51mWestJet
Tue 2/97:40 p.m.YQY - YHM
1 stop30h 00mWestJet
Deal found 29/7C$ 783
Sat 27/97:00 a.m.YUL - YQY
1 stop10h 51mWestJet
Sat 11/107:40 p.m.YQY - YUL
2 stops36h 27mWestJet
Deal found 30/7C$ 823

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 629,999 searches. Data last updated 31 July 2025.
Use the filters below to find and compare flights from Ontario to Sydney that are best for you.

Fly from

Ontario

Fly to

Sydney

Route

Depart

Return

Price

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

1:00 p.m.-3:48 p.m.

Nonstop1h 48m

Sydney

Fri 12/9

4:30 p.m.-5:29 p.m.

Nonstop1h 59m

C$ 422

TorontoSydney

YYZ - YQY

YYZYQY

Toronto Pearson Intl

Tue 14/10

6:30 a.m.-3:48 p.m.

2 stops8h 18m

Sydney

Sun 19/10

5:15 a.m.-7:03 a.m.

Nonstop2h 48m

C$ 543

TorontoSydney

YTZ - YQY

YTZYQY

Toronto Island

Tue 4/11

10:40 a.m.-10:53 p.m.

2 stops11h 13m

Sydney

Thu 27/11

5:30 a.m.-11:42 a.m.

2 stops7h 12m

C$ 545

TorontoSydney

YYZ - YQY

YYZYQY

Toronto Pearson Intl

Thu 9/10

12:50 p.m.-7:30 p.m.

1 stop5h 40m

Sydney

Tue 14/10

7:40 p.m.-6:12 a.m.

1 stop11h 32m

C$ 550

TorontoSydney

YYZ - YQY

YYZYQY

Toronto Pearson Intl

Thu 9/10

10:30 p.m.-6:51 p.m.

2 stops43h 21m

Sydney

Tue 14/10

7:40 p.m.-6:52 a.m.

1 stop12h 12m

C$ 611

OttawaSydney

YOW - YQY

YOWYQY

Ottawa

Thu 4/9

8:30 a.m.-3:48 p.m.

2 stops6h 18m

Sydney

Tue 9/9

4:30 p.m.-8:14 p.m.

1 stop4h 44m

C$ 652

HamiltonSydney

YHM - YQY

YHMYQY

Hamilton

Tue 16/9

8:15 a.m.-7:30 p.m.

1 stop10h 15m

Sydney

Tue 23/9

8:00 a.m.-2:00 p.m.

1 stop7h 00m

C$ 665

TorontoSydney

YTZ - YQY

YTZYQY

Toronto Island

Wed 10/9

12:00 p.m.-7:30 p.m.

2 stops6h 30m

Sydney

Tue 16/9

8:00 a.m.-2:28 p.m.

2 stops7h 28m

C$ 690

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

8:10 a.m.-6:51 p.m.

2 stops33h 41m

Sydney

Fri 12/9

8:00 a.m.-6:00 p.m.

2 stops11h 00m

C$ 697

HamiltonSydney

YHM - YQY

YHMYQY

Hamilton

Tue 26/8

6:00 a.m.-6:51 p.m.

1 stop11h 51m

Sydney

Tue 2/9

7:40 p.m.-12:40 a.m.

1 stop30h 00m

C$ 783

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/7

Showing 1-10 of 21 results
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Best time to book a flight from Ontario to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Ontario 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 Ontario to Sydney

What is the cheapest month to book a flight from Region of Ontario to Sydney, Nova Scotia?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Sydney, Nova Scotia (average of C$ 375). Flying from Region of Ontario to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). 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.

What is the cheapest time of day to fly from ON to YQY?

Find hourly flight availability from Ontario 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 31 July 2025.

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

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 31 July 2025.
Read reviews from past customers who have flown WestJet and Air Canada from Ontario to Sydney. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
WestJet
7.2
Good
2,977 reviews
Check prices

Comfort

7.0

Crew

7.9

Entertainment

6.1

Food

6.2

Overall

7.2

Boarding

7.4

Reviews

1 / 20
4.0
Okay

Kim,May 2025

YEG - YYJ

Some of the crew weren't the most helpful or pleasant.
WestJet
7.2
Good
2,977 reviews
WestJet
7.2
Good
2,977 reviews
Check prices

Comfort

7.0

Crew

7.9

Entertainment

6.1

Food

6.2

Overall

7.2

Boarding

7.4

Reviews

1 / 20
4.0
Okay

Kim,May 2025

YEG - YYJ

Some of the crew weren't the most helpful or pleasant.
Air Canada
7.1
Good
9,842 reviews
WestJet
7.2
Good
2,977 reviews
Check prices

Comfort

7.0

Crew

7.9

Entertainment

6.1

Food

6.2

Overall

7.2

Boarding

7.4

Reviews

1 / 20
4.0
Okay

Kim,May 2025

YEG - YYJ

Some of the crew weren't the most helpful or pleasant.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Ontario?

    Located just 11.2 km from the city centre, Sydney (YQY) is the airport most travelers will use when flying to Sydney from Ontario.

  • What are the most popular routes from Region of Ontario to Sydney, Nova Scotia?

    When deciding which route to take from Region of Ontario to Sydney, Nova Scotia consider Toronto Pearson Intl - Sydney, Montreal Pierre Elliott Trudeau Intl - Sydney or Toronto Island - Sydney as they are the most popular.

  • What are the most reliable airlines from Region of Ontario to Sydney, Nova Scotia?

    Consider Jazz (83%), Air Canada (74%) or Air Canada Rouge (70%) when booking your flight. These represent the most reliable airlines when flying from Region of Ontario to Sydney, Nova Scotia.

  • What are the cheapest flights from Region of Ontario to Sydney, Nova Scotia?

    Looking for the cheapest flight from Region of Ontario to Sydney, Nova Scotia? While on average our users pay C$ 551, our data indicates the cheapest price to be C$ 266. The most popular route (Toronto Pearson Intl - Sydney), is priced around C$ 527.

  • Can I find deals for flights from Ontario to Sydney that include hotel bookings?

    Yes. In addition to deals on Ontario to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Sydney.

  • Can I find deals for business class flights from Ontario to Sydney?

    Yes. Cheapflights offers flight deals from Ontario 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 Region of Ontario to Sydney, Nova Scotia?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to Sydney, Nova Scotia (average of C$ 375). Flying from Region of Ontario to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). 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

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Alternative routes for Ontario to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Toronto Island to Halifax flights
Pearson Intl to Halifax flights
Hamilton to Halifax flights
Region of Waterloo Intl to Halifax flights
Pearson Intl to Charlottetown flights
Ottawa to Halifax flights
Pierre Elliott Trudeau Intl to Halifax flights
Vancouver Intl to Halifax flights
Toronto Island to Charlottetown flights
Pearson Intl to Moncton flights
Toronto Island to Moncton flights
Calgary to Halifax flights
St. John's to Halifax flights
Pearson Intl to St John flights
Edmonton to Halifax flights
Winnipeg to Halifax flights
Calgary to Moncton flights
Hamilton to Charlottetown flights
Pierre Elliott Trudeau Intl to Moncton flights
Edmonton to Moncton flights
Victoria to Halifax flights
Pierre Elliott Trudeau Intl to Charlottetown flights
Abbotsford to Halifax flights
Pearson Intl to Sydney flights
Hamilton to Moncton flights
Ottawa to Moncton flights
Kelowna to Halifax flights
Ottawa to Charlottetown flights
Calgary to Charlottetown flights
Saskatoon to Halifax flights
Vancouver Intl to Moncton flights
London to Halifax flights
Vancouver Intl to Charlottetown flights
Toronto Island to St John flights
Pierre Elliott Trudeau Intl to Sydney flights
Québec City to Halifax flights
Winnipeg to Moncton flights
Deer Lake to Halifax flights
Windsor to Halifax flights
Toronto Island to Sydney flights
Regina to Halifax flights
St. John's to Moncton flights
Pierre Elliott Trudeau Intl to St John flights
Edmonton to Charlottetown flights
Gander to Halifax flights
Winnipeg to Charlottetown flights
Saskatoon to Charlottetown flights
Fort McMurray to Halifax flights
Abbotsford to Charlottetown flights
Thunder Bay to Halifax flights

Top airline flying from Ontario to Sydney

Discover the top airline that operate flights from Ontario 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 629,999 searches. Data last updated 31 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 498AverageC$ 985FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ontario to Sydney?

When you search for this flight from Ontario to Sydney, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Sydney?

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ontario to Sydney with no change fees?

Need flexible booking options for your flight to Sydney from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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