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$953+ Cheap flights from Pierre Elliott Trudeau Intl (YUL) to Sydney (SYD)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SYD
Apr 20 — Apr 271
Sun 4/20
Sun 4/27
1 adult, Economy
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Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith are usually found in September or May, booked 65 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap 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 April 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,556
(United Airlines)

One-way from

$953
(Qatar Airways)

Popular in

December

Cheapest in

September

Average price

$1,462
Provider with most accurate pricing for Montreal Pierre Elliott Trudeau Intl-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Montreal Pierre Elliott Trudeau Intl-Sydney Kingsford Smith flights.
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From Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith
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One-way flight from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith
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Highest demand for flights based on searches. 12% potential increase in price ($223 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Pierre Elliott Trudeau Intl to Sydney

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 April 15, 2025.

This Qatar Airways deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/289:50 pmYUL - SYD
1 stop42h 00mQatar Airways
Mon 11/109:40 pmSYD - YUL
1 stop32h 25mQatar Airways
Deal found 4/15$1,470
This United Airlines deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:30 pmYUL - SYD
1 stop22h 25mUnited Airlines
Sun 10/1911:20 amSYD - YUL
2 stops22h 38mUnited Airlines
Deal found 4/15$1,556
This SWISS deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:40 pmYUL - SYD
2 stops47h 30mSWISS
Thu 2/269:05 amSYD - YUL
2 stops46h 10mSWISS
Deal found 4/14$1,591
This KLM deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/56:50 pmYUL - SYD
2 stops45h 50mKLM
Sun 5/2511:45 amSYD - YUL
3 stops43h 10mKLM
Deal found 4/15$1,642
This Qantas Airways deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/307:00 amYUL - SYD
2 stops57h 35mQantas Airways
Sat 10/188:30 pmSYD - YUL
2 stops43h 11mQantas Airways
Deal found 4/15$1,675
This Qantas Airways deal was found by Cheapflights users on 4/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/203:44 pmYUL - SYD
1 stop25h 11mMultiple Airlines
Sun 5/1810:25 amSYD - YUL
2 stops28h 12mMultiple Airlines
Deal found 4/15$1,712
This Lufthansa deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:05 pmYUL - SYD
2 stops46h 05mLufthansa
Fri 2/274:10 pmSYD - YUL
2 stops42h 10mLufthansa
Deal found 4/14$1,972
This Emirates deal was found by Cheapflights users on 4/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:15 amYUL - SYD
2 stops54h 10mEmirates
Thu 2/269:45 pmSYD - YUL
1 stop49h 35mEmirates
Deal found 4/14$2,416

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 2,558,603 searches. Data last updated April 15, 2025.
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 - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 9/30

6:30 pm-6:55 am

1 stop22h 25m

Sydney Kingsford Smith

Sun 10/19

11:20 am-6:58 pm

2 stops22h 38m

$1,556

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

4:40 pm-6:10 am

2 stops47h 30m

Sydney Kingsford Smith

Thu 2/26

9:05 am-3:15 pm

2 stops46h 10m

$1,591

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 10/4

9:35 pm-6:10 pm

1 stop29h 35m

Sydney Kingsford Smith

Tue 10/21

9:45 pm-2:45 pm

1 stop32h 00m

$1,633

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 5/5

6:50 pm-6:40 am

2 stops45h 50m

Sydney Kingsford Smith

Sun 5/25

11:45 am-4:55 pm

3 stops43h 10m

$1,642

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 9/30

7:00 am-6:35 am

2 stops57h 35m

Sydney Kingsford Smith

Sat 10/18

8:30 pm-12:41 am

2 stops43h 11m

$1,675

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 9/20

12:30 pm-7:30 am

3 stops29h 00m

Sydney Kingsford Smith

Sat 2/28

2:30 pm-10:45 pm

2 stops24h 15m

$1,778

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 9/22

6:05 pm-6:10 am

2 stops46h 05m

Sydney Kingsford Smith

Fri 2/27

4:10 pm-6:20 pm

2 stops42h 10m

$1,972

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

10:15 am-6:25 am

2 stops54h 10m

Sydney Kingsford Smith

Thu 2/26

9:45 pm-7:20 am

1 stop49h 35m

$2,416

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 9/23

9:35 pm-5:10 pm

1 stop29h 35m

$953

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 9/1

8:10 am-10:45 am

2 stops60h 35m

$1,039

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/14

Showing 1-10 of 13 results
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Compare providers for flights from Pierre Elliott Trudeau Intl to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pierre Elliott Trudeau Intl to Sydney in April.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Sydney flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Montreal Pierre Elliott Trudeau Intl Airport-Sydney flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Montreal Pierre Elliott Trudeau Intl Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Montreal Pierre Elliott Trudeau Intl Airport-Sydney flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Montreal Pierre Elliott Trudeau Intl Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

Use this chart to determine the optimal time to book a round-trip flight from Pierre Elliott Trudeau Intl to Sydney. Price data was last updated on April 11, 2025.

To ensure you get the cheapest price possible for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney (average of $1,046). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in December is currently the most expensive (average of $1,643). 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 YUL to SYD?

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 April 15, 2025.

It’s typically best to fly out from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in the evening. Doing so could potentially save you 47% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

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 April 15, 2025.
China Airlines
8.2
Very good
729 reviews

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Airlines
8.2
Very good
729 reviews
China Airlines
8.2
Very good
729 reviews

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Emirates
8.0
Very good
3,196 reviews
China Airlines
8.2
Very good
729 reviews

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
KLM
7.8
Good
1,323 reviews
China Airlines
8.2
Very good
729 reviews

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Qantas Airways
7.5
Good
818 reviews
China Airlines
8.2
Very good
729 reviews

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
SWISS
7.5
Good
1,578 reviews
China Airlines
8.2
Very good
729 reviews

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Boarding

8.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

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?

    Sydney Kingsford Smith (SYD), located 4.6 mi from the city center, is the airport you fly into when you book flights from Montreal Pierre Elliott Trudeau Intl to Sydney. 2 airlines have flights to Kingsford Smith from Montreal Pierre Elliott Trudeau Intl on a regular basis. Booking flights from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith should not be difficult; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day.

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

    Currently priced at $1,556, United Airlines will fly you from Montreal Pierre Elliott Trudeau Intl Airport to Sydney and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from SWISS and Qatar Airways - these airlines can fly you to your destination from $1,591 and $1,633, respectively. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney for 3% less than the average price by searching for these airlines.

  • 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 $953 on Qatar Airways. Other airlines that offer cheap prices include China Airlines from $1,039 and KLM from $1,092 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, February is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney (average of $1,046). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in December is currently the most expensive (average of $1,643). 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

Traveling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Wollongong
Parramatta
Coogee
Manly

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Top 2 airlines flying from Pierre Elliott Trudeau Intl to Sydney

Discover the top 2 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 2,558,603 searches. Data last updated April 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$857Average$1,494FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$1,269Average$1,654FlexibilityNo cancel feeOn-time67%

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