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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from £503

YUL — SYD
6 Dec — 13 Dec1
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

Sun 8/1121:05 -
1 stop41h 45m
Mon 23/1115:50 -
1 stop38h 15m
Deal found 4/11£1,030
Tue 10/1121:05 -
1 stop41h 45m
Wed 10/215:50 -
1 stop38h 15m
Deal found 4/11£1,081
Thu 12/1121:05 -
1 stop41h 45m
Thu 26/1115:50 -
1 stop38h 15m
Deal found 3/11£1,094
Tue 17/1121:05 -
1 stop41h 45m
Sat 5/1215:50 -
1 stop38h 15m
Deal found 4/11£1,102
Fri 20/1121:05 -
1 stop41h 45m
Fri 4/1215:50 -
1 stop38h 15m
Deal found 4/11£1,113

Find flight deals from Pierre Elliott Trudeau Intl to Sydney

Round-trip from

£850

One-way from

£503

Popular in

June

Cheapest in

May

Average price

£1,222
Delta
  • Delta
  • 3/2-17/2
  • 4 total stops
  • 63h 44m total
  • Montreal to Sydney
Search Deals
Delta
  • Delta
  • 12/3-31/12
  • 2 total stops
  • 67h 50m total
  • Montreal to Sydney
Search Deals
High demand for flights, 4% potential price rise
Search Deals
Cheapest flight prices on average. 0% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney that are best for you.

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Cheapest return flight

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 3/5

18:15-06:50

2 stops46h 35m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

£579

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 23/3

07:00-07:20

2 stops33h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

£611

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 24/2

21:05-06:50

1 stop41h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

£713

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 12/2

21:05-06:50

1 stop41h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

£743
Fastest return journey

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 24/2

06:45-06:25

3 stops31h 40m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

£839

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 12/3

21:05-18:20

1 stop29h 15m

Sydney Kingsford Smith

Wed 31/3

21:55-14:45

1 stop31h 50m

£1,112

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 19/3

22:05-21:25

2 stops32h 20m

Sydney Kingsford Smith

Sun 4/4

15:50-14:45

1 stop36h 55m

£1,113

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 22/2

21:05-18:20

1 stop29h 15m

Sydney Kingsford Smith

Fri 5/3

15:50-14:05

1 stop38h 15m

£1,136

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 22/1

21:05-06:50

1 stop41h 45m

Sydney Kingsford Smith

Sat 6/3

15:50-14:05

1 stop38h 15m

£1,151

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 22/2

21:05-18:20

1 stop29h 15m

Sydney Kingsford Smith

Sat 6/3

22:10-14:05

1 stop31h 55m

£1,166

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 16 resultsSorted by cheapest first
1
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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 return price

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 19 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Currently, May is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney (average of £888). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in June is currently the most expensive (average of £1,294). 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.

How much does it cost for a return flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Airfare is below average for this route at the moment.

Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights typically cost between £1,087 and £1,327 in February.
The cheapest return price found within the last 5 days was £850 on Delta (3 Feb–17 Feb).

Related info for your journey

  • What airport do you fly into for flights to Sydney from Montreal Pierre Elliott Trudeau Intl?

    If you book a flight to Sydney from Montreal Pierre Elliott Trudeau Intl, you will be flying to Kingsford Smith, which is the city’s only airport. Sydney Kingsford Smith (SYD) is located 4.6 mi from the center of Sydney. There are 0 flights from Montreal Pierre Elliott Trudeau Intl to Kingsford Smith per day from 0 different airlines.

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

    Qatar Airways can get you from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in just under 29h 15m. Your travel time can differ by up to . There are 9949 mi between Montreal Pierre Elliott Trudeau Intl Airport and Sydney.

  • 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 holiday 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.

  • What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney (average of £888). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in June is currently the most expensive (average of £1,294). 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

Travelling to a place near Sydney?

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Parramatta
Wollongong
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Bondi Beach
Coogee

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