Cheap flights from Montreal to Sydney from C$ 939

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Montreal to Sydney

Cheap round-trip flights

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Delta Logo
7:00 a.m. - 8:30 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
33h 30m2 stops Atlanta Hartsfield-Jackson Los Angeles
Delta Logo
1:35 p.m. - 11:28 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
25h 53m2 stops Los Angeles Detroit Metropolitan Wayne County
C$ 1,668Delta
Tue, 2 Feb - Tue, 16 Feb
Delta Logo
12:45 p.m. - 8:30 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
27h 45m2 stops Detroit Metropolitan Wayne County Los Angeles
Delta Logo
9:40 a.m. - 11:35 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
28h 55m2 stops Los Angeles Minneapolis St Paul
C$ 1,674Delta
Tue, 9 Mar - Tue, 23 Mar
Multiple Airlines Logo
7:15 a.m. - 7:05 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
33h 50m2 stops Calgary Los Angeles
Multiple Airlines Logo
8:30 p.m. - 7:05 a.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
24h 35m2 stops Vancouver Intl Calgary
C$ 1,687Multiple Airlines
Mon, 3 May - Tue, 25 May
Multiple Airlines Logo
8:30 a.m. - 11:50 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
37h 20m2 stops Vancouver Intl Nadi
Multiple Airlines Logo
1:15 p.m. - 7:15 a.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
32h 00m2 stops Nadi Vancouver Intl
C$ 1,706Multiple Airlines
Sat, 1 May - Sat, 15 May
Qantas Airways Logo
7:15 a.m. - 7:05 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
33h 50m2 stops Calgary Los Angeles
Qantas Airways Logo
8:30 p.m. - 11:45 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
41h 15m2 stops Vancouver Intl Calgary
C$ 1,753Qantas Airways
Mon, 3 May - Tue, 25 May
Qatar Airways Logo
9:05 p.m. - 6:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
29h 15m1 stop Doha Hamad Intl
Qatar Airways Logo
8:30 p.m. - 2:05 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
33h 35m2 stops Melbourne Doha Hamad Intl
C$ 1,964Qatar Airways
Thu, 4 Feb - Thu, 18 Feb
Qatar Airways Logo
9:05 p.m. - 6:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
29h 15m1 stop Doha Hamad Intl
Qatar Airways Logo
7:30 p.m. - 2:05 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
34h 35m2 stops Melbourne Doha Hamad Intl
C$ 1,975Qatar Airways
Wed, 17 Feb - Wed, 24 Feb
Air New Zealand Logo
6:15 p.m. - 8:35 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
46h 20m2 stops Vancouver Intl Auckland Intl
Air New Zealand Logo
2:05 p.m. - 4:45 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
42h 40m2 stops Auckland Intl Los Angeles
C$ 2,064Air New Zealand
Sat, 13 Feb - Wed, 24 Feb
Air New Zealand Logo
6:15 p.m. - 8:35 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
46h 20m2 stops Vancouver Intl Auckland Intl
Air New Zealand Logo
2:05 p.m. - 4:45 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
42h 40m2 stops Auckland Intl Los Angeles
C$ 2,065Air New Zealand
Sat, 13 Feb - Wed, 24 Feb
Qantas Airways Logo
2:24 p.m. - 8:15 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-SYD Sydney Kingsford Smith
49h 51m3 stops Charlotte Douglas New York John F Kennedy Intl Auckland Intl
Qantas Airways Logo
2:05 p.m. - 10:48 p.m.SYD  Sydney Kingsford Smith-YUL Montreal Pierre Elliott Trudeau Intl
24h 43m2 stops Dallas/Fort Worth Philadelphia
C$ 3,325Qantas Airways
Fri, 20 Nov - Fri, 4 Dec

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Delta flights from Montreal to Sydney

Our best Delta deals on Montreal to Sydney flight tickets
Delta
2 Feb
YUL7:00 a.m.Montreal Pierre Elliott Trudeau Intl
33h 30m
2 stops
SYD8:30 a.m.Sydney Kingsford Smith
16 Feb
SYD1:35 p.m.Sydney Kingsford Smith
25h 53m
2 stops
YUL11:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,668
Delta
27 Jan
YUL12:43 p.m.Montreal Pierre Elliott Trudeau Intl
27h 47m
2 stops
SYD8:30 a.m.Sydney Kingsford Smith
17 Feb
SYD10:40 a.m.Sydney Kingsford Smith
28h 48m
2 stops
YUL11:28 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,674
Delta
26 Jan
YUL6:40 p.m.Montreal Pierre Elliott Trudeau Intl
45h 50m
2 stops
SYD8:30 a.m.Sydney Kingsford Smith
3 Feb
SYD10:40 a.m.Sydney Kingsford Smith
29h 11m
2 stops
YUL11:51 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,687

ANA flights from Montreal to Sydney

Our best ANA deals on Montreal to Sydney flight tickets
ANA
7 Mar
YUL8:45 a.m.Montreal Pierre Elliott Trudeau Intl
33h 45m
2 stops
SYD10:30 a.m.Sydney Kingsford Smith
7 Apr
SYD11:45 a.m.Sydney Kingsford Smith
47h 16m
2 stops
YUL9:01 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,900
ANA
15 Apr
YUL8:45 a.m.Montreal Pierre Elliott Trudeau Intl
44h 25m
2 stops
SYD7:10 p.m.Sydney Kingsford Smith
25 Apr
SYD11:45 a.m.Sydney Kingsford Smith
47h 16m
2 stops
YUL9:01 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,901
ANA
19 Mar
YUL6:10 a.m.Montreal Pierre Elliott Trudeau Intl
47h 05m
2 stops
SYD8:15 p.m.Sydney Kingsford Smith
4 Apr
SYD11:45 a.m.Sydney Kingsford Smith
40h 06m
2 stops
YUL1:51 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,952

momondo Fare Finder

 
Use the filters below to find and compare flights from Montreal to Sydney that are best for you.

Fly from

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Route

Depart

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Price

Cheapest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 2/2

7:00 a.m.-8:30 a.m.

2 stops33h 30m

Sydney Kingsford Smith

Tue 16/2

1:35 p.m.-11:28 p.m.

2 stops25h 53m

C$ 1,668
Quickest round-trip

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 9/3

12:45 p.m.-8:30 a.m.

2 stops27h 45m

Sydney Kingsford Smith

Tue 23/3

9:40 a.m.-11:35 p.m.

2 stops28h 55m

C$ 1,674

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 3/5

7:15 a.m.-7:05 a.m.

2 stops33h 50m

Sydney Kingsford Smith

Tue 25/5

8:30 p.m.-7:05 a.m.

2 stops24h 35m

C$ 1,687

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 1/5

8:30 a.m.-11:50 a.m.

2 stops37h 20m

Sydney Kingsford Smith

Sat 15/5

1:15 p.m.-7:15 a.m.

2 stops32h 00m

C$ 1,706

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Mon 3/5

7:15 a.m.-7:05 a.m.

2 stops33h 50m

Sydney Kingsford Smith

Tue 25/5

8:30 p.m.-11:45 p.m.

2 stops41h 15m

C$ 1,753

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Thu 4/2

9:05 p.m.-6:20 p.m.

1 stop29h 15m

Sydney Kingsford Smith

Thu 18/2

8:30 p.m.-2:05 p.m.

2 stops33h 35m

C$ 1,964

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Wed 17/2

9:05 p.m.-6:20 p.m.

1 stop29h 15m

Sydney Kingsford Smith

Wed 24/2

7:30 p.m.-2:05 p.m.

2 stops34h 35m

C$ 1,975

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 13/2

6:15 p.m.-8:35 a.m.

2 stops46h 20m

Sydney Kingsford Smith

Wed 24/2

2:05 p.m.-4:45 p.m.

2 stops42h 40m

C$ 2,064

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sat 13/2

6:15 p.m.-8:35 a.m.

2 stops46h 20m

Sydney Kingsford Smith

Wed 24/2

2:05 p.m.-4:45 p.m.

2 stops42h 40m

C$ 2,065

MontrealSydney

YUL Montreal Pierre Elliott Trudeau Intl - SYD Sydney Kingsford Smith

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 20/11

2:24 p.m.-8:15 a.m.

3 stops49h 51m

Sydney Kingsford Smith

Fri 4/12

2:05 p.m.-10:48 p.m.

2 stops24h 43m

C$ 3,325

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 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 and Sydney?

Prices are currently low for flights on this route.

Typical prices usually range from C$ 2,178 to C$ 2,383.
The lowest price recently found on this route was C$ 1,668.

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$ 1,993.

How far in advance should I book a flight from Montreal to Sydney?

You are more likely to see cheaper flights to Sydney from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around C$ 2,241 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Montreal for as low as C$ 1,592 on momondo.

Can stopping save me money on Montreal to Sydney flights?

You could potentially save up to 26% on your flight if you consider stops on a Montreal to Sydney flight.

How have Montreal to Sydney flight prices changed over time?

As of November 2026, prices for Montreal to Sydney flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from Montreal to Sydney

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

Cheap Montreal to Sydney (YMQ to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Sydney

Best price found

C$ 939

Fastest flight time

27h 47m

Direct flights

None
The best one-way flight to Sydney from Montreal in the past 72 hours is C$ 939. The best round-trip flight deal from Montreal to Sydney found on momondo in the last 72 hours is C$ 1,668.
The fastest flight from Montreal to Sydney takes 27h 47m
There are no direct flights from Montreal to Sydney. There are no popular flight routes from Montreal to Sydney.

Frequently asked questions about flying from Montreal to Sydney

  • How far is Montreal to Sydney Kingsford Smith by plane?

    A flight from Montreal to Sydney Kingsford Smith will travel around 16019.1 km. By plane, this route typically takes 27h 47m.

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

    Prices for flights from Montreal to Sydney Kingsford Smith Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to Sydney Kingsford Smith Airport.

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

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Montreal to Sydney?

Best airlines flying from Montreal to Sydney

Compare and see reviews for airlines that fly from Montreal to Sydney with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom C$ 512Free CancellationRating
7.8
8,699 reviews
Search Delta flights
United AirlinesPriceFrom C$ 829Free CancellationRating
7.3
10,471 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom C$ 1,200Free CancellationRating
7.5
1,123 reviews
Search Qantas Airways flights
Air CanadaPriceFrom C$ 1,635Free CancellationRating
7.1
11,876 reviews
Search Air Canada flights
Qatar AirwaysPriceFrom C$ 1,817Free CancellationRating
7.4
3,707 reviews
Search Qatar Airways flights
Air New ZealandPriceFrom C$ 1,832Free CancellationRating
8.0
683 reviews
Search Air New Zealand flights

Travelling to a place near Sydney?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to Sydney . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Montreal to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Montreal.

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

Price alerts on flights to Sydney from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
Tue 8/12
Tue 15/12

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