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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from C$ 888

YUL — SYD
13 Oct — 20 Oct1
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 27/96:10 a.m. -
2 stops47h 00m
Sun 11/109:45 p.m. -
2 stops41h 54m
Deal found 11/9C$ 1,836
Tue 22/99:45 a.m. -
2 stops33h 40m
Tue 13/109:45 p.m. -
2 stops41h 54m
Deal found 9/9C$ 1,846
Wed 16/99:45 a.m. -
2 stops43h 25m
Wed 14/1012:45 p.m. -
2 stops26h 54m
Deal found 10/9C$ 1,850
Tue 22/96:10 a.m. -
2 stops47h 00m
Tue 24/1112:25 p.m. -
2 stops48h 52m
Deal found 9/9C$ 1,884
Tue 27/106:45 a.m. -
2 stops32h 40m
Tue 3/1111:15 a.m. -
2 stops29h 20m
Deal found 12/9C$ 1,889
Fri 11/91:10 p.m. -
2 stops40h 00m
Wed 7/109:45 p.m. -
2 stops41h 54m
Deal found 9/9C$ 1,909
Mon 14/96:10 a.m. -
2 stops47h 00m
Mon 19/109:45 p.m. -
2 stops41h 54m
Deal found 10/9C$ 1,918
Mon 28/96:10 a.m. -
2 stops37h 15m
Mon 12/109:45 p.m. -
2 stops38h 41m
Deal found 12/9C$ 1,935
Wed 4/116:45 a.m. -
2 stops31h 40m
Wed 18/1111:10 a.m. -
2 stops29h 25m
Deal found 11/9C$ 1,943
Wed 23/99:45 a.m. -
2 stops33h 40m
Mon 23/119:45 p.m. -
2 stops39h 32m
Deal found 9/9C$ 1,961

Find flight deals from Pierre Elliott Trudeau Intl to Sydney

Round-trip from

C$ 1,836

One-way from

C$ 888

Popular in

December

Cheapest in

May

Average price

C$ 2,330
ANA
  • ANA
  • 27/9-11/10
  • 4 total stops
  • 88h 54m total
  • Montreal to Sydney
Search Deals
19/11-31/12
  • 19/11-31/12
  • 3 total stops
  • 31h 40m total
  • Montreal to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 336 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

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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Route

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Price

Cheapest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 19/11

6:45 a.m.-6:25 a.m.

3 stops31h 40m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 888

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 16/1

2:45 p.m.-6:50 a.m.

2 stops48h 05m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,211

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 11/10

6:00 p.m.-6:50 p.m.

3 stops33h 50m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,277

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 8/1

4:55 p.m.-8:30 a.m.

2 stops47h 35m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,434
Quickest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 3/3

9:05 p.m.-6:20 p.m.

1 stop29h 15m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,449

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 7/3

9:05 p.m.-6:20 p.m.

1 stop29h 15m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,449

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 1/1

8:00 a.m.-9:00 a.m.

1 stop33h 00m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,469

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 2/1

10:10 a.m.-6:30 a.m.

2 stops52h 20m

Sydney Kingsford Smith

Wed 31/12

12:00 a.m.-9:00 a.m.

Nonstop0h 00m

C$ 1,667

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 31/1

6:15 p.m.-8:30 a.m.

2 stops46h 15m

Sydney Kingsford Smith

Wed 24/2

10:40 a.m.-11:44 a.m.

2 stops41h 04m

C$ 2,010

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 3/2

6:00 a.m.-8:30 a.m.

2 stops34h 30m

Sydney Kingsford Smith

Wed 3/3

10:40 a.m.-11:35 p.m.

2 stops28h 55m

C$ 2,021

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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

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 best time to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 C$ 1,659). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in December is currently the most expensive (average of C$ 2,638). 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 to fly round-trip 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 C$ 1,983 and C$ 2,423 in September.
The cheapest round-trip price found within the last 5 days was C$ 1,836 on ANA (27 Sep-11 Oct).

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, such as Air New Zealand,Delta, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
669 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Comfort

7.9

Overall

8.0

Food

7.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Air New Zealand
8.0
Very good
669 reviews
Air New Zealand
8.0
Very good
669 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Comfort

7.9

Overall

8.0

Food

7.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Delta
7.8
Good
8,565 reviews
Air New Zealand
8.0
Very good
669 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Comfort

7.9

Overall

8.0

Food

7.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Qatar Airways
7.4
Good
3,733 reviews
Air New Zealand
8.0
Very good
669 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Comfort

7.9

Overall

8.0

Food

7.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
United Airlines
7.4
Good
10,214 reviews
Air New Zealand
8.0
Very good
669 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Comfort

7.9

Overall

8.0

Food

7.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed
Air Canada
7.1
Good
11,620 reviews
Air New Zealand
8.0
Very good
669 reviews
Check prices

Boarding

8.2

Crew

8.5

Entertainment

7.4

Comfort

7.9

Overall

8.0

Food

7.5

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2026

FLL - IAH

All good. Problem was delay caused by weather in Houston creating anxiety about my AirNZ connection. Nothing that United could do about that, and in fairness th captain kept us very well informed

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 7.5 km from the centre of Sydney. There are 0 flights from Montreal Pierre Elliott Trudeau Intl to Kingsford Smith per day from 6 different airlines.

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

    Airlines like Delta and Qatar Airways fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in about 41h 45m. The time it takes to get you to your destination can typically vary by up to 4h 30m. Montreal Pierre Elliott Trudeau Intl Airport and Sydney are separated by a distance of 16011 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney round-trip?

    Flying on Delta is currently your cheapest option to Sydney, with prices starting at C$ 503. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and United Airlines, with the lowest prices starting at C$ 1,178 and C$ 1,463, respectively. Delta is priced at 77% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney one-way?

    One-way options have recently been found by users for as low as C$ 997 on Qatar Airways. Other airlines that offer cheap prices include Air Canada from C$ 1,076 and Air New Zealand from C$ 1,242 one-way.

  • 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.

  • 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 C$ 1,659). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in December is currently the most expensive (average of C$ 2,638). 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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Bondi Beach
Parramatta

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Fly from Pierre Elliott Trudeau Intl to Sydney on these airlines

Air Canada flights from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith
United Airlines flights from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith

Top 6 airlines flying from Pierre Elliott Trudeau Intl to Sydney

AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 503AverageC$ 1,336FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapestC$ 1,178AverageC$ 1,729FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapestC$ 1,463AverageC$ 2,270FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,636AverageC$ 2,411FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qatar AirwaysCheapestC$ 1,784AverageC$ 2,095FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Air New ZealandCheapestC$ 1,799AverageC$ 2,401FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

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