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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from C$ 712

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:40 p.m.
SYD
-
YUL
28h 25m
2 stops
C$ 1,530Delta
Wed, 5 Aug - Wed, 12 Aug
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:30 p.m.
SYD
-
YUL
28h 15m
2 stops
C$ 1,599Delta
Mon, 10 Aug - Sat, 29 Aug
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:30 p.m.
SYD
-
YUL
28h 15m
2 stops
C$ 1,602Delta
Mon, 10 Aug - Sat, 29 Aug
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:30 p.m.
SYD
-
YUL
28h 15m
2 stops
C$ 1,603Delta
Mon, 10 Aug - Sat, 29 Aug
Multiple Airlines Logo
6:45 a.m. - 6:35 a.m.
YUL
-
SYD
32h 50m
2 stops
Multiple Airlines Logo
8:30 p.m. - 2:12 p.m.
SYD
-
YUL
33h 42m
2 stops
C$ 1,636Multiple Airlines
Mon, 26 Oct - Wed, 25 Nov
Multiple Airlines Logo
6:45 a.m. - 6:35 a.m.
YUL
-
SYD
31h 50m
2 stops
Multiple Airlines Logo
9:25 p.m. - 3:03 p.m.
SYD
-
YUL
32h 38m
2 stops
C$ 1,663Multiple Airlines
Wed, 4 Nov - Wed, 24 Mar
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:52 p.m.
SYD
-
YUL
28h 37m
2 stops
C$ 1,669Delta
Sat, 15 Aug - Sat, 22 Aug
Multiple Airlines Logo
4:15 p.m. - 6:35 a.m.
YUL
-
SYD
46h 20m
2 stops
Multiple Airlines Logo
8:30 p.m. - 2:12 p.m.
SYD
-
YUL
33h 42m
2 stops
C$ 1,675Multiple Airlines
Sun, 15 Nov - Thu, 26 Nov
Multiple Airlines Logo
6:45 a.m. - 6:35 a.m.
YUL
-
SYD
32h 50m
2 stops
Multiple Airlines Logo
11:15 a.m. - 2:12 p.m.
SYD
-
YUL
42h 57m
2 stops
C$ 1,677Multiple Airlines
Mon, 26 Oct - Tue, 24 Nov
Multiple Airlines Logo
7:15 a.m. - 7:30 a.m.
YUL
-
SYD
34h 15m
2 stops
Multiple Airlines Logo
8:30 p.m. - 4:30 p.m.
SYD
-
YUL
34h 00m
2 stops
C$ 1,679Multiple Airlines
Mon, 7 Sep - Wed, 30 Sep

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Air Canada flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets
Air Canada
17 Aug
YUL1:10 p.m.Montreal Pierre Elliott Trudeau Intl
28h 10m
1 stop
SYD7:20 a.m.Sydney Kingsford Smith
30 Aug
SYD9:20 a.m.Sydney Kingsford Smith
28h 23m
2 stops
YUL11:43 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,719
Air Canada
17 Aug
YUL8:30 a.m.Montreal Pierre Elliott Trudeau Intl
32h 50m
1 stop
SYD7:20 a.m.Sydney Kingsford Smith
30 Aug
SYD9:20 a.m.Sydney Kingsford Smith
28h 23m
2 stops
YUL11:43 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,750
Air Canada
17 Aug
YUL1:10 p.m.Montreal Pierre Elliott Trudeau Intl
28h 10m
1 stop
SYD7:20 a.m.Sydney Kingsford Smith
30 Aug
SYD9:20 a.m.Sydney Kingsford Smith
46h 07m
2 stops
YUL5:27 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,758

Delta flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best Delta deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets
Delta
5 Aug
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
33h 50m
2 stops
SYD6:50 a.m.Sydney Kingsford Smith
12 Aug
SYD9:15 a.m.Sydney Kingsford Smith
28h 25m
2 stops
YUL11:40 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,530
Delta
10 Aug
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
33h 50m
2 stops
SYD6:50 a.m.Sydney Kingsford Smith
29 Aug
SYD9:15 a.m.Sydney Kingsford Smith
28h 15m
2 stops
YUL11:30 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,599
Delta
10 Aug
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
33h 50m
2 stops
SYD6:50 a.m.Sydney Kingsford Smith
29 Aug
SYD9:15 a.m.Sydney Kingsford Smith
28h 15m
2 stops
YUL11:30 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,602

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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, momondo users made 96,600 searches. Data last updated 2 July 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 - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

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

2 stops33h 50m

Sydney Kingsford Smith

Wed 12/8

9:15 a.m.-11:40 p.m.

2 stops28h 25m

C$ 1,530
Quickest round-trip

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 10/8

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

2 stops33h 50m

Sydney Kingsford Smith

Sat 29/8

9:15 a.m.-11:30 p.m.

2 stops28h 15m

C$ 1,599

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 10/8

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

2 stops33h 50m

Sydney Kingsford Smith

Sat 29/8

9:15 a.m.-11:30 p.m.

2 stops28h 15m

C$ 1,602

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 10/8

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

2 stops33h 50m

Sydney Kingsford Smith

Sat 29/8

9:15 a.m.-11:30 p.m.

2 stops28h 15m

C$ 1,603

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 26/10

6:45 a.m.-6:35 a.m.

2 stops32h 50m

Sydney Kingsford Smith

Wed 25/11

8:30 p.m.-2:12 p.m.

2 stops33h 42m

C$ 1,636

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

6:45 a.m.-6:35 a.m.

2 stops31h 50m

Sydney Kingsford Smith

Wed 24/3

9:25 p.m.-3:03 p.m.

2 stops32h 38m

C$ 1,663

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 15/8

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

2 stops33h 50m

Sydney Kingsford Smith

Sat 22/8

9:15 a.m.-11:52 p.m.

2 stops28h 37m

C$ 1,669

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 15/11

4:15 p.m.-6:35 a.m.

2 stops46h 20m

Sydney Kingsford Smith

Thu 26/11

8:30 p.m.-2:12 p.m.

2 stops33h 42m

C$ 1,674

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 26/10

6:45 a.m.-6:35 a.m.

2 stops32h 50m

Sydney Kingsford Smith

Tue 24/11

11:15 a.m.-2:12 p.m.

2 stops42h 57m

C$ 1,677

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 7/9

7:15 a.m.-7:30 a.m.

2 stops34h 15m

Sydney Kingsford Smith

Wed 30/9

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

2 stops34h 00m

C$ 1,679

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Montreal Pierre Elliott Trudeau Intl Airport and Sydney?

What is the cheapest month to fly to Sydney?

If you aren’t able to travel to Sydney during the month of May, then flying in August is also cheap. Prices for this month can be found on momondo for an average of C$ 1,994.

How far in advance should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

You are more likely to see cheaper flights to Sydney from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around C$ 2,299 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Montreal Pierre Elliott Trudeau Intl Airport for as low as C$ 1,534 on momondo.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights?

You could potentially save up to 53% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight.

How have Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight prices changed over time?

As of July 2026, prices for Montreal Pierre Elliott Trudeau Intl Airport to Sydney flights are approximately 40% cheaper when compared to flights at the same time last year.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal Pierre Elliott Trudeau Intl Airport to Sydney (YUL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Fastest flight time

25h 26m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney takes 25h 26m
There are no direct flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney. There are no popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Sydney.
Search flight deals

Frequently asked questions about flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

  • How far is Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith by plane?

    A flight from Montreal Pierre Elliott Trudeau Intl to Sydney Kingsford Smith will travel around 16004.8 km. Typically, this will take 25h 26m by plane in normal conditions.

  • When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal Pierre Elliott Trudeau Intl Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to Sydney?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 419Free CancellationRating
7.2
3,393 reviews
Search WestJet flights
DeltaPriceFrom C$ 515Free CancellationRating
7.8
8,452 reviews
Search Delta flights
Qantas AirwaysPriceFrom C$ 1,138Free CancellationRating
7.5
1,054 reviews
Search Qantas Airways flights
United AirlinesPriceFrom C$ 1,519Free CancellationRating
7.4
9,924 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 1,682Free CancellationRating
7.1
11,286 reviews
Search Air Canada flights
Air New ZealandPriceFrom C$ 1,844Free CancellationRating
8.0
649 reviews
Search Air New Zealand flights
Qatar AirwaysPriceFrom C$ 2,039Free CancellationRating
7.3
3,737 reviews
Search Qatar Airways flights

Travelling to a place near Sydney?

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

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Why should I use momondo to find a flight deal from Montreal to Sydney?

It is quick and easy to find Montreal to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Montreal to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to Sydney?

momondo helps you find the best flight between Montreal and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Montreal to Sydney right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sydney from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Air Canada
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Air New Zealand
Delta
Qatar Airways
Qantas Airways
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