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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from C$ 954

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SYD
5 Sep — 12 Sep1
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 6 August 2026.

Mon 17/87:00 a.m. -
2 stops33h 50m
Wed 26/89:15 a.m. -
2 stops28h 15m
Deal found 4/8C$ 1,526
Sun 16/86:51 p.m. -
2 stops45h 59m
Mon 24/89:15 a.m. -
2 stops28h 15m
Deal found 1/8C$ 1,529
Mon 10/812:47 p.m. -
2 stops28h 03m
Sat 29/89:15 a.m. -
2 stops28h 25m
Deal found 5/8C$ 1,595
Thu 13/812:44 p.m. -
2 stops28h 06m
Mon 24/89:15 a.m. -
2 stops28h 37m
Deal found 4/8C$ 1,596
Fri 14/87:00 a.m. -
2 stops33h 50m
Wed 26/89:15 a.m. -
2 stops28h 37m
Deal found 1/8C$ 1,599
Sun 30/87:00 a.m. -
2 stops33h 50m
Sun 6/99:15 a.m. -
2 stops28h 37m
Deal found 2/8C$ 1,614
Thu 6/812:44 p.m. -
2 stops28h 06m
Thu 13/89:15 a.m. -
2 stops40h 24m
Deal found 5/8C$ 1,665
Thu 13/812:44 p.m. -
2 stops28h 06m
Sat 29/89:15 a.m. -
2 stops28h 37m
Deal found 4/8C$ 1,666
Wed 19/87:00 a.m. -
2 stops33h 50m
Mon 24/89:15 a.m. -
2 stops28h 37m
Deal found 4/8C$ 1,669
Wed 2/99:45 a.m. -
2 stops33h 40m
Wed 16/911:45 a.m. -
2 stops26h 54m
Deal found 1/8C$ 1,726
Sat 29/87:00 a.m. -
2 stops33h 50m
Sat 5/99:15 a.m. -
2 stops28h 25m
Deal found 1/8C$ 1,750

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 (SYD). 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 6 August 2026.

Round-trip from

C$ 1,526

One-way from

C$ 954

Popular in

January

Cheapest in

May

Average price

C$ 2,199
Delta
  • Delta
  • 17/8-25/8
  • 4 total stops
  • 56h 28m total
  • Montreal to Sydney
Search Deals
13/9
  • 13/9
  • 2 total stops
  • 36h 40m total
  • Montreal to Sydney
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 238 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 6 August 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 1/11

8:50 p.m.-6:50 a.m.

1 stop42h 00m

Sydney Kingsford Smith

Sun 15/11

7:15 p.m.-2:05 p.m.

2 stops34h 50m

C$ 1,983

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

Thu 4/3

10:40 a.m.-11:51 p.m.

2 stops29h 11m

C$ 2,054

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 30/1

6:15 p.m.-6:50 a.m.

2 stops44h 35m

Sydney Kingsford Smith

Wed 3/3

10:40 a.m.-11:51 p.m.

2 stops29h 11m

C$ 2,105

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 19/1

7:00 a.m.-6:50 a.m.

2 stops31h 50m

Sydney Kingsford Smith

Mon 29/3

10:15 a.m.-11:44 a.m.

2 stops40h 29m

C$ 2,107

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 10/12

6:35 p.m.-8:30 a.m.

2 stops45h 55m

Sydney Kingsford Smith

Tue 29/12

2:15 p.m.-1:45 p.m.

2 stops39h 30m

C$ 2,158

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 20/1

7:00 a.m.-8:30 a.m.

2 stops33h 30m

Sydney Kingsford Smith

Thu 1/4

10:15 a.m.-11:51 p.m.

2 stops28h 36m

C$ 2,158

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 23/1

6:15 p.m.-6:50 a.m.

2 stops44h 35m

Sydney Kingsford Smith

Sat 27/3

9:40 a.m.-11:44 a.m.

2 stops41h 04m

C$ 2,158

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 14/9

9:35 p.m.-6:35 a.m.

1 stop43h 00m

Sydney Kingsford Smith

Mon 28/9

7:30 p.m.-2:45 p.m.

2 stops33h 15m

C$ 2,175

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 28/10

9:50 p.m.-6:50 a.m.

1 stop42h 00m

Sydney Kingsford Smith

Mon 9/11

3:50 p.m.-2:05 p.m.

1 stop38h 15m

C$ 2,273

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 1/2

8:50 p.m.-6:20 p.m.

1 stop29h 30m

Sydney Kingsford Smith

Fri 5/3

3:50 p.m.-2:05 p.m.

1 stop38h 15m

C$ 2,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
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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 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

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$ 1,673). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in January is currently the most expensive (average of C$ 2,610). 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$ 1,753 and C$ 2,501 in August.
The cheapest round-trip price found within the last 5 days was C$ 1,526 on Delta (17 Aug-25 Aug).

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 6 August 2026.
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
659 reviews
Check prices

Entertainment

7.4

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Marsha,Feb 2026

LAX - AKL

Air New Zealand is a great airline. Airline staff made us feel welcome and flight attendants were attentive and kind.
Air New Zealand
8.0
Very good
659 reviews
Air New Zealand
8.0
Very good
659 reviews
Check prices

Entertainment

7.4

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Marsha,Feb 2026

LAX - AKL

Air New Zealand is a great airline. Airline staff made us feel welcome and flight attendants were attentive and kind.
Delta
7.8
Good
8,503 reviews
Air New Zealand
8.0
Very good
659 reviews
Check prices

Entertainment

7.4

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Marsha,Feb 2026

LAX - AKL

Air New Zealand is a great airline. Airline staff made us feel welcome and flight attendants were attentive and kind.
Qatar Airways
7.4
Good
3,740 reviews
Air New Zealand
8.0
Very good
659 reviews
Check prices

Entertainment

7.4

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Marsha,Feb 2026

LAX - AKL

Air New Zealand is a great airline. Airline staff made us feel welcome and flight attendants were attentive and kind.
United Airlines
7.4
Good
10,077 reviews
Air New Zealand
8.0
Very good
659 reviews
Check prices

Entertainment

7.4

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Marsha,Feb 2026

LAX - AKL

Air New Zealand is a great airline. Airline staff made us feel welcome and flight attendants were attentive and kind.
Air Canada
7.1
Good
11,433 reviews
Air New Zealand
8.0
Very good
659 reviews
Check prices

Entertainment

7.4

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.4

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Marsha,Feb 2026

LAX - AKL

Air New Zealand is a great airline. Airline staff made us feel welcome and flight attendants were attentive and kind.

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?

    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 Qatar Airways and Delta fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in about 42h. The time it takes to get you to your destination can typically vary by up to 4h 15m. 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$ 508. Additional round-trip tickets that might be worth considering are offered by Qantas Airways and United Airlines, with the lowest prices starting at C$ 1,190 and C$ 1,478, 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$ 1,007 on Qatar Airways. Other airlines that offer cheap prices include Air Canada from C$ 1,087 and United Airlines from C$ 1,267 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$ 1,673). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in January is currently the most expensive (average of C$ 2,610). 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?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Penrith
Parramatta

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Fly from Pierre Elliott Trudeau Intl to Sydney on these airlines

Choose from the following airlines for your flight from Pierre Elliott Trudeau Intl to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 6 August 2026.
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

Discover the top 6 airlines 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 6 August 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapestC$ 508AverageC$ 1,329FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapestC$ 1,190AverageC$ 1,747FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapestC$ 1,478AverageC$ 2,268FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,690AverageC$ 2,380FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapestC$ 1,818AverageC$ 2,421FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qatar AirwaysCheapestC$ 2,010AverageC$ 2,244FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Pierre Elliott Trudeau Intl to Sydney?

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Why should you use Cheapflights to find cheap flight tickets from Pierre Elliott Trudeau Intl to Sydney?

Cheapflights helps you find that perfect flight to Sydney from Pierre Elliott Trudeau Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Pierre Elliott Trudeau Intl to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Pierre Elliott Trudeau Intl today and book when prices fit your budget.

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