Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from $560

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SYD
4 Aug — 11 Aug1
1 adult

Cheapflights Tip: The best prices from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith are usually found in May or April, booked 51 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

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 30 July 2025.

Round-trip from

$1,979

One-way from

$560

Popular in

December

Cheapest in

May

Average price

$2,897
Air Canada
  • Air Canada
  • 24/8-8/9
  • 3 total stops
  • 51h 01m total
  • Montreal to Sydney
5/9
  • 5/9
  • 2 total stops
  • 55h 10m total
  • Montreal to Sydney
Highest demand for flights based on searches. 11% potential increase in price ($480 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease ($74 potential savings vs. average return price).
Average for round-trip flights in July 2025

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 30 July 2025.

Sun 24/816:45YUL - SYD
1 stop24h 35mAir Canada
Mon 8/909:20SYD - YUL
2 stops26h 26mAir Canada
Deal found 29/7$1,979
Sat 1/1113:25YUL - SYD
2 stops28h 20mAir New Zealand
Tue 11/1109:55SYD - YUL
2 stops36h 49mAir New Zealand
Deal found 29/7$1,993
Wed 10/918:45YUL - SYD
2 stops27h 00mMultiple Airlines
Wed 17/913:15SYD - YUL
3 stops34h 05mMultiple Airlines
Deal found 27/7$2,019

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 30 July 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

Sun 24/8

16:45-07:20

1 stop24h 35m

Sydney Kingsford Smith

Mon 8/9

09:20-21:46

2 stops26h 26m

$1,979

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 1/11

13:25-08:45

2 stops28h 20m

Sydney Kingsford Smith

Tue 11/11

09:55-06:44

2 stops36h 49m

$1,993

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 10/9

18:45-11:45

2 stops27h 00m

Sydney Kingsford Smith

Wed 17/9

13:15-09:20

3 stops34h 05m

$2,019

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 5/9

17:30-14:40

2 stops55h 10m

$560

Flights are sorted by cheapest return flights first.

Deals found on 27/7

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
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 return flight from Pierre Elliott Trudeau Intl to Sydney. Price data was last updated on 25 July 2025.

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 51 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 $129). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in October is currently the most expensive (average of $171). 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 30 July 2025.

One of the essential ways to save on airfare from Montreal Pierre Elliott Trudeau Intl Airport to Sydney is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 11% on airfare.

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

What’s the top stopover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Share of one-stop return flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Vancouver (YVR) – chosen by Cheapflights users on 90% of one-stop itineraries from Montreal Pierre Elliott Trudeau Intl Airport to Sydney on Cheapflights.

What’s the cheapest stopover airport for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Average return fare for one-stop flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Vancouver (YVR) is the most affordable one-stop option, with an average return flight price of $2,302.

What’s the fastest stopover option from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Shortest average travel time for one-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Los Angeles (LAX) have the shortest average one-way travel time for one-stop routes: 17h 45m.

Which airport typically offers the quickest stopover for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Average stopover duration for one-stop one-way flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Los Angeles (LAX) offer the fastest connection on this route, with an average stopover time of 2h 23m.

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 30 July 2025.
Get a feel of what it's like to fly with Air New Zealand and Air Canada from Montreal Pierre Elliott Trudeau Intl Airport to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.3

Entertainment

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Overall

8.0

Food

7.3

Entertainment

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

Overall

8.0

Food

7.3

Entertainment

7.4

Boarding

8.2

Crew

8.5

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,July 2025

AKL - SFO

Flight was delayed an hour. We had just flown Air NZ on a 12- hour flight from AKL so the extra delay on this connecting flight wasn’t welcomed.

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) is the airport you will fly into if you book a flight from Montreal Pierre Elliott Trudeau Intl to Sydney. You should not have trouble finding flights to Kingsford Smith from Montreal Pierre Elliott Trudeau Intl; the airport handles an average of 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights to the Sydney airport from Montreal Pierre Elliott Trudeau Intl. It is only a 7.5 km journey from Kingsford Smith (SYD) to Sydney’s city centre.

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

    Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney round-trip from $1,979. Another airline that can offer you cheap pricing is Air New Zealand. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney for 20% less than the average price by searching for these airlines.

  • 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 $129). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in October is currently the most expensive (average of $171). 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
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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 647,157 searches. Data last updated 30 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$657Average$2,512FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

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

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