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

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SYD
22 Jul — 29 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Pierre Elliott Trudeau Intl to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Pierre Elliott Trudeau Intl to Australia
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 June 2026.

Sun 16/812:44 p.m.
YUL
-
MEL
2 stops53h 06m
Delta
Sun 6/910:00 a.m.
MEL
-
YUL
2 stops27h 30m
Delta
Deal found 19/6C$ 1,299
Sun 21/66:50 p.m.
YUL
-
MEL
2 stops47h 00m
Delta
Fri 17/710:00 a.m.
MEL
-
YUL
2 stops41h 41m
Delta
Deal found 20/6C$ 1,301
Mon 22/67:00 a.m.
YUL
-
MEL
2 stops34h 50m
Delta
Sun 19/710:00 a.m.
MEL
-
YUL
2 stops51h 52m
Delta
Deal found 18/6C$ 1,302
Fri 7/86:00 a.m.
YUL
-
MEL
2 stops35h 50m
Delta
Fri 21/810:00 a.m.
MEL
-
YUL
2 stops41h 41m
Delta
Deal found 21/6C$ 1,303
Sun 16/87:00 a.m.
YUL
-
MEL
2 stops58h 50m
Delta
Fri 4/910:00 a.m.
MEL
-
YUL
2 stops27h 52m
Delta
Deal found 19/6C$ 1,350
Mon 10/87:00 a.m.
YUL
-
SYD
2 stops33h 50m
Delta
Sun 23/89:15 a.m.
SYD
-
YUL
2 stops28h 15m
Delta
Deal found 21/6C$ 1,531
Sun 21/67:00 a.m.
YUL
-
SYD
2 stops33h 50m
Delta
Tue 7/79:15 a.m.
SYD
-
YUL
2 stops52h 25m
Delta
Deal found 19/6C$ 1,533
Mon 22/612:48 p.m.
YUL
-
SYD
2 stops28h 02m
Delta
Sun 12/79:15 a.m.
SYD
-
YUL
2 stops28h 37m
Delta
Deal found 18/6C$ 1,543
Sat 15/85:10 p.m.
YUL
-
SYD
2 stops47h 40m
Delta
Sat 29/89:15 a.m.
SYD
-
YUL
2 stops28h 15m
Delta
Deal found 20/6C$ 1,601
Mon 22/67:00 a.m.
YUL
-
SYD
2 stops57h 50m
Delta
Thu 30/79:15 a.m.
SYD
-
YUL
2 stops52h 25m
Delta
Deal found 18/6C$ 1,604
Sat 17/107:15 a.m.
YUL
-
SYD
3 stops48h 10m
Multiple Airlines
Sun 8/112:00 p.m.
SYD
-
YUL
3 stops40h 12m
Multiple Airlines
Deal found 20/6C$ 1,609
Sat 25/76:00 a.m.
YUL
-
SYD
2 stops34h 50m
Delta
Wed 26/89:15 a.m.
SYD
-
YUL
2 stops28h 15m
Delta
Deal found 17/6C$ 1,618

Find flight deals from Pierre Elliott Trudeau Intl to Australia

Keep the following information in mind while searching for Pierre Elliott Trudeau Intl to Australia flight deals. Data was last updated 22 June 2026.

Round-trip from

C$ 1,299

One-way from

C$ 712

Popular in

December

Cheapest in

September

Average price

C$ 2,347
Delta
  • Delta
  • 16/8-6/9
  • 4 total stops
  • 80h 36m total
  • Montreal to Australia
Search Deals
Delta
  • Delta
  • 19/8
  • 2 total stops
  • 33h 50m total
  • Montreal to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 67 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl to Australia 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 629,999 searches. Data last updated 22 June 2026.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

5:10 p.m.-7:50 a.m.

2 stops24h 40m

Melbourne

Wed 26/8

10:00 a.m.-11:52 p.m.

2 stops51h 52m

C$ 1,301

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Fri 7/8

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

2 stops35h 50m

Melbourne

Fri 21/8

10:00 a.m.-1:41 p.m.

2 stops41h 41m

C$ 1,303

MontrealMelbourne

YUL - MEL

YULMEL

Montreal Pierre Elliott Trudeau Intl

Mon 31/8

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

2 stops34h 50m

Melbourne

Fri 4/9

10:00 a.m.-11:52 p.m.

2 stops27h 52m

C$ 1,633

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Fri 24/7

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

2 stops46h 03m

Sydney Kingsford Smith

Fri 21/8

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

2 stops28h 37m

C$ 1,684

MontrealMelbourne

YUL - AVV

YULAVV

Montreal Pierre Elliott Trudeau Intl

Sat 17/10

6:00 p.m.-4:05 p.m.

2 stops31h 05m

Melbourne Avalon

Sun 8/11

6:00 a.m.-9:06 p.m.

2 stops31h 06m

C$ 2,044

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 4/10

6:45 a.m.-7:30 a.m.

3 stops33h 45m

Sydney Kingsford Smith

Mon 19/10

10:10 a.m.-7:05 a.m.

2 stops35h 55m

C$ 2,086

MontrealMelbourne

YUL - AVV

YULAVV

Montreal Pierre Elliott Trudeau Intl

Thu 17/9

6:00 p.m.-2:10 p.m.

2 stops30h 10m

Melbourne Avalon

Sat 26/9

8:55 p.m.-7:21 p.m.

2 stops36h 26m

C$ 2,264
Quickest round-trip

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Sun 4/10

3:45 p.m.-6:55 a.m.

1 stop24h 10m

Sydney Kingsford Smith

Mon 19/10

10:10 a.m.-10:44 p.m.

2 stops27h 34m

C$ 2,290

MontrealSydney

YUL - SYD

YULSYD

Montreal Pierre Elliott Trudeau Intl

Tue 13/10

4:55 p.m.-12:50 p.m.

2 stops28h 55m

Sydney Kingsford Smith

Mon 9/11

3:50 p.m.-2:05 p.m.

1 stop38h 15m

C$ 2,294

MontrealBrisbane

YUL - BNE

YULBNE

Montreal Pierre Elliott Trudeau Intl

Wed 5/8

12:30 p.m.-5:00 a.m.

2 stops26h 30m

Brisbane

Thu 17/9

4:00 p.m.-7:05 a.m.

3 stops29h 05m

C$ 2,338

Flights are sorted by cheapest round-trip flights first.

Deals found on 18/6

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Pierre Elliott Trudeau Intl to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Pierre Elliott Trudeau Intl with our price prediction graph.
Estimated round-trip 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 Australia

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Australia?

Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Australia (average of C$ 357). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Australia in July is currently the most expensive (average of C$ 720). 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.

How far ahead should I book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Australia?

The price you pay for your flight from Montreal Pierre Elliott Trudeau Intl Airport to Australia may vary depending on when you book. For the best chance of a lower fare, look to book 85 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 22 June 2026.
Get a feel of what it's like to fly with Air New Zealand,Delta, andUnited Airlines from Montreal Pierre Elliott Trudeau Intl Airport to Australia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air New Zealand
8.0
Very good
645 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air New Zealand
8.0
Very good
645 reviews
Air New Zealand
8.0
Very good
645 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Delta
7.8
Good
8,421 reviews
Air New Zealand
8.0
Very good
645 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
United Airlines
7.4
Good
9,875 reviews
Air New Zealand
8.0
Very good
645 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Qatar Airways
7.3
Good
3,730 reviews
Air New Zealand
8.0
Very good
645 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding
Air Canada
7.1
Good
11,238 reviews
Air New Zealand
8.0
Very good
645 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.4

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SIN - AKL

We were stuck on tarmac for an hour after boarding

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like Delta, American Airlines, and Air Canada fly from Montreal Pierre Elliott Trudeau Intl Airport to Australia in about 24h 10m. The time it takes to get you to your destination can typically vary by up to 13h 20m. There are 16011 km between Montreal Pierre Elliott Trudeau Intl Airport and Australia. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Montreal Pierre Elliott Trudeau Intl Airport to Australia one-way?

    For one-way options, check prices for Qatar Airways. According to our data, you can fly for as low as C$ 1,018. Users have also found prices from C$ 1,057 and C$ 1,280 on Air Canada and United Airlines, respectively.

  • What are the most popular routes from Montreal Pierre Elliott Trudeau Intl Airport to Australia?

    The most popular flight routes from Montreal Pierre Elliott Trudeau Intl Airport to Australia are Montreal Pierre Elliott Trudeau Intl - Sydney Kingsford Smith, Montreal Pierre Elliott Trudeau Intl - Brisbane and Montreal Pierre Elliott Trudeau Intl - Melbourne.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Australia that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Australia?

    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 Australia.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Australia?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Australia 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 Australia?

    Currently, August is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Australia (average of C$ 357). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Australia in July is currently the most expensive (average of C$ 720). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 7 airlines flying from Pierre Elliott Trudeau Intl to Australia

Discover the top 7 airlines that operate flights from Pierre Elliott Trudeau Intl to Australia. 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 629,999 searches. Data last updated 22 June 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 372AverageC$ 576FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 453AverageC$ 949FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapestC$ 1,132AverageC$ 1,764FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
United AirlinesCheapestC$ 1,477AverageC$ 2,298FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 1,515AverageC$ 2,355FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapestC$ 1,828AverageC$ 2,224FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qatar AirwaysCheapestC$ 1,939AverageC$ 2,589FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

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

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Pierre Elliott Trudeau Intl to Australia.

Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Australia 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 Australia, users can toggle the no change fees filter when performing a flight search.

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