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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney from C$ 806

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 12/5. 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

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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.
Multiple Airlines Logo
5:55 p.m. - 12:05 p.m.
YUL
-
SYD
28h 10m
2 stops
Multiple Airlines Logo
1:15 p.m. - 6:51 a.m.
SYD
-
YUL
31h 36m
2 stops
C$ 1,595Multiple Airlines
Mon, 27 Apr - Mon, 11 May
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:57 p.m.
SYD
-
YUL
28h 42m
2 stops
C$ 1,654Delta
Sun, 10 May - Sun, 17 May
Delta Logo
6:00 a.m. - 6:50 a.m.
YUL
-
SYD
34h 50m
2 stops
Delta Logo
9:15 a.m. - 11:56 p.m.
SYD
-
YUL
28h 41m
2 stops
C$ 1,705Delta
Mon, 20 Apr - Fri, 14 Aug
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:57 p.m.
SYD
-
YUL
28h 42m
2 stops
C$ 1,755Delta
Thu, 7 May - Thu, 14 May
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
57h 50m
2 stops
Delta Logo
9:15 a.m. - 11:26 p.m.
SYD
-
YUL
28h 11m
2 stops
C$ 1,779Delta
Sat, 18 Apr - Sun, 26 Apr
Delta Logo
6:47 p.m. - 6:50 a.m.
YUL
-
SYD
46h 03m
2 stops
Delta Logo
9:15 a.m. - 11:39 a.m.
SYD
-
YUL
40h 24m
2 stops
C$ 1,780Delta
Tue, 21 Jul - Wed, 5 Aug
Delta Logo
6:47 p.m. - 6:50 a.m.
YUL
-
SYD
46h 03m
2 stops
Delta Logo
9:15 a.m. - 11:39 a.m.
SYD
-
YUL
40h 24m
2 stops
C$ 1,786Delta
Tue, 21 Jul - Mon, 3 Aug
Delta Logo
12:40 p.m. - 6:50 a.m.
YUL
-
SYD
52h 10m
2 stops
Delta Logo
9:15 a.m. - 11:28 p.m.
SYD
-
YUL
28h 13m
2 stops
C$ 1,790Delta
Sat, 23 May - Wed, 10 Jun
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
57h 50m
2 stops
Delta Logo
9:15 a.m. - 11:26 p.m.
SYD
-
YUL
28h 11m
2 stops
C$ 1,791Delta
Sat, 18 Apr - Sun, 26 Apr
Delta Logo
7:00 a.m. - 6:50 a.m.
YUL
-
SYD
33h 50m
2 stops
Delta Logo
9:15 a.m. - 11:51 p.m.
SYD
-
YUL
28h 36m
2 stops
C$ 1,796Delta
Mon, 13 Apr - Mon, 20 Apr

United Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to Sydney

Our best United Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to Sydney flight tickets
United Airlines
8 Apr
YUL9:45 a.m.Montreal Pierre Elliott Trudeau Intl
31h 15m
2 stops
SYD7:00 a.m.Sydney Kingsford Smith
22 Apr
SYD9:30 a.m.Sydney Kingsford Smith
39h 10m
2 stops
YUL10:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,882
United Airlines
16 Sep
YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl
22h 20m
1 stop
SYD6:55 a.m.Sydney Kingsford Smith
31 Oct
SYD11:50 a.m.Sydney Kingsford Smith
24h 50m
2 stops
YUL9:40 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,918
United Airlines
20 Jun
YUL6:35 p.m.Montreal Pierre Elliott Trudeau Intl
46h 20m
2 stops
SYD6:55 a.m.Sydney Kingsford Smith
3 Jul
SYD10:20 a.m.Sydney Kingsford Smith
38h 20m
2 stops
YUL10:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,934

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
13 Apr
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
33h 50m
2 stops
SYD6:50 a.m.Sydney Kingsford Smith
27 Apr
SYD9:15 a.m.Sydney Kingsford Smith
40h 21m
2 stops
YUL11:36 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,776
Delta
18 Apr
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
57h 50m
2 stops
SYD6:50 a.m.Sydney Kingsford Smith
26 Apr
SYD9:15 a.m.Sydney Kingsford Smith
28h 11m
2 stops
YUL11:26 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,779
Delta
21 Jul
YUL6:47 p.m.Montreal Pierre Elliott Trudeau Intl
46h 03m
2 stops
SYD6:50 a.m.Sydney Kingsford Smith
5 Aug
SYD9:15 a.m.Sydney Kingsford Smith
40h 24m
2 stops
YUL11:39 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,780

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 28 March 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
Quickest round-trip

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

5:55 p.m.-12:05 p.m.

2 stops28h 10m

Sydney Kingsford Smith

Mon 11/5

1:15 p.m.-6:51 a.m.

2 stops31h 36m

C$ 1,595

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

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

2 stops33h 50m

Sydney Kingsford Smith

Sun 17/5

9:15 a.m.-11:57 p.m.

2 stops28h 42m

C$ 1,654

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

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

2 stops34h 50m

Sydney Kingsford Smith

Fri 14/8

9:15 a.m.-11:56 p.m.

2 stops28h 41m

C$ 1,705

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 7/5

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

2 stops33h 50m

Sydney Kingsford Smith

Thu 14/5

9:15 a.m.-11:57 p.m.

2 stops28h 42m

C$ 1,755

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 18/4

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

2 stops57h 50m

Sydney Kingsford Smith

Sun 26/4

9:15 a.m.-11:26 p.m.

2 stops28h 11m

C$ 1,779

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

6:47 p.m.-6:50 a.m.

2 stops46h 03m

Sydney Kingsford Smith

Wed 5/8

9:15 a.m.-11:39 a.m.

2 stops40h 24m

C$ 1,780

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 21/7

6:47 p.m.-6:50 a.m.

2 stops46h 03m

Sydney Kingsford Smith

Mon 3/8

9:15 a.m.-11:39 a.m.

2 stops40h 24m

C$ 1,786

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

12:40 p.m.-6:50 a.m.

2 stops52h 10m

Sydney Kingsford Smith

Wed 10/6

9:15 a.m.-11:28 p.m.

2 stops28h 13m

C$ 1,790

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 18/4

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

2 stops57h 50m

Sydney Kingsford Smith

Sun 26/4

9:15 a.m.-11:26 p.m.

2 stops28h 11m

C$ 1,791

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

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

2 stops33h 50m

Sydney Kingsford Smith

Mon 20/4

9:15 a.m.-11:51 p.m.

2 stops28h 36m

C$ 1,796

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 April is also cheap. Prices for this month can be found on momondo for an average of C$ 2,087.

How far in advance should I book a flight 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$ 2,264 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$ 1,812 on momondo.

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

You could potentially save up to 19% 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?

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

23h 20m

Direct flights

None
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to Sydney takes 23h 20m
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

  • 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 23h 20m 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
Porter AirlinesPriceFrom C$ 280Free CancellationRating
8.0
428 reviews
Search Porter Airlines flights
WestJetPriceFrom C$ 364Free CancellationRating
7.2
3,303 reviews
Search WestJet flights
DeltaPriceFrom C$ 452Free CancellationRating
7.9
8,357 reviews
Search Delta flights
Fiji AirwaysPriceFrom C$ 993Free CancellationRating
8.1
237 reviews
Search Fiji Airways flights
Qantas AirwaysPriceFrom C$ 1,110Free CancellationRating
7.5
1,013 reviews
Search Qantas Airways flights
United AirlinesPriceFrom C$ 1,519Free CancellationRating
7.4
9,500 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 1,645Free CancellationRating
7.1
10,853 reviews
Search Air Canada flights
Air New ZealandPriceFrom C$ 1,737Free CancellationRating
8.0
621 reviews
Search Air New Zealand flights
Qatar AirwaysPriceFrom C$ 1,989Free CancellationRating
7.4
3,733 reviews
Search Qatar Airways flights

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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 New Zealand
Delta
Qatar Airways
Qantas Airways
Porter Airlines
WestJet
Fiji Airways