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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, NS from C$ 548

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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — YQY
25 Feb — 4 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Sydney
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 January 2026.

Mon 1/61:25 p.m.
YUL
-
YQY
Nonstop2h 14m
Air Canada
Mon 8/65:20 p.m.
YQY
-
YUL
Nonstop2h 19m
Air Canada
Deal found 24/1C$ 563
Mon 8/61:25 p.m.
YUL
-
YQY
Nonstop2h 14m
Air Canada
Fri 12/65:20 p.m.
YQY
-
YUL
Nonstop2h 19m
Air Canada
Deal found 25/1C$ 566
Mon 2/38:10 p.m.
YUL
-
YQY
Nonstop2h 13m
Air Canada
Mon 9/35:20 a.m.
YQY
-
YUL
Nonstop2h 28m
Air Canada
Deal found 24/1C$ 574
Sun 13/91:10 p.m.
YUL
-
YQY
Nonstop1h 47m
Air Canada
Fri 18/94:30 p.m.
YQY
-
YUL
Nonstop2h 01m
Air Canada
Deal found 25/1C$ 605
Thu 23/48:10 p.m.
YUL
-
YQY
1 stop14h 26m
Air Canada
Sun 26/45:30 a.m.
YQY
-
YUL
Nonstop2h 18m
Air Canada
Deal found 25/1C$ 622

Find flight deals from Pierre Elliott Trudeau Intl to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Sydney (YQY). 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 26 January 2026.

Round-trip from

C$ 563

One-way from

C$ 548

Popular in

March

Cheapest in

May

Average price

C$ 825
Air Canada
  • Air Canada
  • 1/6-8/6
  • Nonstop
  • 4h 33m total
  • Montreal to Sydney
Search Deals
Air Canada
  • Air Canada
  • 8/2
  • Nonstop
  • 2h 13m total
  • Montreal to Sydney
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 152 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (C$ 72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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 26 January 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Sydney

Route

Depart

Return

Price

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

8:10 p.m.-11:23 p.m.

Nonstop2h 13m

Sydney

Mon 23/2

5:20 a.m.-6:48 a.m.

Nonstop2h 28m

C$ 649

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Wed 24/6

1:25 p.m.-4:39 p.m.

Nonstop2h 14m

Sydney

Mon 29/6

5:20 p.m.-6:47 p.m.

Nonstop2h 27m

C$ 749

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

1:25 p.m.-4:39 p.m.

Nonstop2h 14m

Sydney

Sat 4/7

5:20 p.m.-6:47 p.m.

Nonstop2h 27m

C$ 749

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Sat 20/6

1:25 p.m.-4:39 p.m.

Nonstop2h 14m

Sydney

Fri 3/7

5:20 p.m.-6:47 p.m.

Nonstop2h 27m

C$ 749

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Sat 20/6

1:25 p.m.-4:39 p.m.

Nonstop2h 14m

Sydney

Sun 28/6

5:20 p.m.-6:47 p.m.

Nonstop2h 27m

C$ 749

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Fri 24/7

1:25 p.m.-4:39 p.m.

Nonstop2h 14m

Sydney

Wed 5/8

5:20 p.m.-6:47 p.m.

Nonstop2h 27m

C$ 756

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Fri 19/6

1:25 p.m.-4:39 p.m.

Nonstop2h 14m

Sydney

Mon 29/6

5:05 a.m.-10:22 a.m.

1 stop6h 17m

C$ 760

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Sun 8/2

8:10 p.m.-11:23 p.m.

Nonstop2h 13m

C$ 548

MontrealSydney

YUL - YQY

YULYQY

Montreal Pierre Elliott Trudeau Intl

Wed 11/2

8:10 p.m.-11:23 p.m.

Nonstop2h 13m

C$ 549

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/1

Best time to book a flight from Pierre Elliott Trudeau Intl to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl Airport to Sydney

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

Find hourly flight availability from Pierre Elliott Trudeau Intl 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 26 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, Nova Scotia as you normally would.

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 26 January 2026.
Check out reviews from past customers who have flown with Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Sydney to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,656 reviews
Check prices

Crew

7.8

Entertainment

6.8

Overall

7.1

Boarding

7.3

Comfort

7.1

Food

6.3

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.
Air Canada
7.1
Good
10,656 reviews
Air Canada
7.1
Good
10,656 reviews
Check prices

Crew

7.8

Entertainment

6.8

Overall

7.1

Boarding

7.3

Comfort

7.1

Food

6.3

Reviews

1 / 20
4.0
Okay

Sugith,Jan 2026

YSB - YYZ

Left 2 hours late. Stuck on plane for an hour after boarding before take off.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl 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 Montreal Pierre Elliott Trudeau Intl?

    Most people fly into Sydney (YQY) if they book a flight to Sydney from Montreal Pierre Elliott Trudeau Intl. On average, Sydney has 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day from 1 airline. Sydney is conveniently located just 11.2 km from Sydney’s city centre.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, Nova Scotia?

    Departing from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, Nova Scotia will take you 12h 02m. Montreal Pierre Elliott Trudeau Intl Airport and Sydney, Nova Scotia are separated by a distance of 1062 km.

  • What is the cheapest airline to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, Nova Scotia round-trip?

    Flying on Air Canada is currently your cheapest option to Sydney, Nova Scotia, with prices starting at C$ 496. Air Canada is currently priced 30% below the average price you’ll pay for this route.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Sydney that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Sydney?

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

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Sydney?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl 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.

See more FAQs

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Alternative routes for Pierre Elliott Trudeau Intl to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Halifax flights
Pierre Elliott Trudeau Intl to Charlottetown flights
Pierre Elliott Trudeau Intl to Moncton flights
Pierre Elliott Trudeau Intl to St John flights

Top airline flying from Pierre Elliott Trudeau Intl to Sydney

Discover the top airline that operate flights from Pierre Elliott Trudeau Intl 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 26 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 496AverageC$ 678FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Sydney with no change fees?

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

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Pierre Elliott Trudeau Intl to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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