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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from $890

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 3/12. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SYD
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

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

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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 28 October 2025.

Sun 7/1212:59YUL - SYD
2 stops28h 01mAmerican Airlines
Mon 22/1211:20SYD - YUL
2 stops27h 19mAmerican Airlines
Deal found 27/10$2,344
Wed 10/1206:45YUL - SYD
2 stops34h 15mMultiple Airlines
Wed 17/1211:20SYD - YUL
2 stops29h 15mMultiple Airlines
Deal found 26/10$2,347
Sun 16/1112:59YUL - SYD
2 stops28h 01mAmerican Airlines
Sun 23/1111:20SYD - YUL
2 stops27h 39mAmerican Airlines
Deal found 26/10$2,359
Wed 19/1114:29YUL - SYD
2 stops26h 31mAmerican Airlines
Mon 8/1211:20SYD - YUL
2 stops27h 20mAmerican Airlines
Deal found 27/10$2,361
Mon 24/1115:00YUL - SYD
2 stops26h 05mUnited Airlines
Mon 1/1211:50SYD - YUL
2 stops25h 52mUnited Airlines
Deal found 25/10$2,362
Tue 28/1014:13YUL - SYD
2 stops27h 52mUnited Airlines
Mon 10/1111:50SYD - YUL
2 stops25h 27mUnited Airlines
Deal found 27/10$2,364
Wed 3/1208:50YUL - SYD
3 stops32h 45mAir Canada
Wed 10/1211:20SYD - YUL
2 stops35h 19mAir Canada
Deal found 26/10$2,387
Mon 1/1207:00YUL - SYD
3 stops33h 15mMultiple Airlines
Fri 5/1214:00SYD - YUL
3 stops33h 05mMultiple Airlines
Deal found 26/10$2,401
Sun 16/1120:50YUL - SYD
1 stop42h 00mQatar Airways
Sun 23/1115:50SYD - YUL
1 stop38h 15mQatar Airways
Deal found 26/10$2,417
Sat 8/1114:13YUL - SYD
2 stops48h 47mUnited Airlines
Sat 15/1112:10SYD - YUL
2 stops23h 38mUnited Airlines
Deal found 26/10$2,419
Wed 26/1113:25YUL - SYD
1 stop28h 10mMultiple Airlines
Wed 3/1208:00SYD - YUL
2 stops25h 00mMultiple Airlines
Deal found 27/10$2,422

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 28 October 2025.

Round-trip from

$2,326

One-way from

$890

Popular in

December

Cheapest in

May

Average price

$2,526
Air Canada
  • Air Canada
  • 5/2-20/2
  • 3 total stops
  • 54h 20m total
  • Montreal to Sydney
Search Deals
3/12
  • 3/12
  • 3 total stops
  • 59h 05m total
  • Montreal to Sydney
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($464 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($79 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 28 October 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

Fri 6/3

20:50-06:50

1 stop42h 00m

Sydney Kingsford Smith

Sat 28/3

15:50-14:45

1 stop37h 55m

$2,326

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 15/11

19:00-08:45

2 stops45h 45m

Sydney Kingsford Smith

Mon 15/12

13:55-16:33

2 stops42h 38m

$2,359

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 19/11

14:29-09:00

2 stops26h 31m

Sydney Kingsford Smith

Mon 8/12

11:20-22:40

2 stops27h 20m

$2,361

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

09:15-06:20

2 stops29h 05m

Sydney Kingsford Smith

Mon 23/2

11:50-21:42

2 stops25h 52m

$2,364

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

06:00-06:20

2 stops32h 20m

Sydney Kingsford Smith

Sun 22/2

14:00-14:00

2 stops40h 00m

$2,364

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

06:00-06:20

2 stops32h 20m

Sydney Kingsford Smith

Sun 22/2

14:00-14:00

2 stops40h 00m

$2,364

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 22/2

15:11-09:05

2 stops25h 54m

Sydney Kingsford Smith

Sun 8/3

10:20-20:30

2 stops26h 10m

$2,364

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

09:15-06:20

2 stops29h 05m

Sydney Kingsford Smith

Mon 23/2

11:50-21:42

2 stops25h 52m

$2,364

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

07:00-06:20

2 stops31h 20m

Sydney Kingsford Smith

Wed 8/4

09:30-21:01

2 stops25h 31m

$2,364

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

06:00-06:20

2 stops32h 20m

Sydney Kingsford Smith

Tue 24/2

11:20-19:48

2 stops24h 28m

$2,364

Flights are sorted by cheapest return flights first.

Deals found on 25/10

Showing 1-10 of 22 results
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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
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 24 October 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, July is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney (average of $421). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in June is currently the most expensive (average of $1,967). 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 28 October 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 46% on airfare.

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 28 October 2025.
Get a feel of what it's like to fly with 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.
Air Canada
7.1
Good
10,371 reviews
Check prices

Comfort

7.1

Overall

7.1

Boarding

7.3

Crew

7.8

Entertainment

6.8

Food

6.3

Reviews

1 / 20
2.0
Mediocre

robert,Sept 2025

YEG - YVR

There was nothing that I liked about air canada. My experience was terrible.
Air Canada
7.1
Good
10,371 reviews
Air Canada
7.1
Good
10,371 reviews
Check prices

Comfort

7.1

Overall

7.1

Boarding

7.3

Crew

7.8

Entertainment

6.8

Food

6.3

Reviews

1 / 20
2.0
Mediocre

robert,Sept 2025

YEG - YVR

There was nothing that I liked about air canada. My experience was terrible.

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.

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

    For as low as $2,361, Qatar Airways can have you in Sydney from Montreal Pierre Elliott Trudeau Intl Airport in 26h 31m. The distance between Montreal Pierre Elliott Trudeau Intl Airport and Sydney is about 16011 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What is the cheapest airline to fly 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 $653. You may be able to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney for 73% less than the average price by searching for this airline.

  • 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, July is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney (average of $421). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney in June is currently the most expensive (average of $1,967). 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
Parramatta
Wollongong
Katoomba
Penrith
Manly
Terrigal
Randwick
Lithgow
Coogee
Leura
Bondi Beach
Cronulla

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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 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$653Average$2,500FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Pierre Elliott Trudeau Intl to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Pierre Elliott Trudeau Intl to Sydney by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pierre Elliott Trudeau Intl to Sydney, users can toggle the no change fees filter when performing a flight search.

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

Yes! Start tracking prices for Pierre Elliott Trudeau Intl to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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