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Cheap flights from Ottawa to Australia from $860

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SYD
1 Aug — 8 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Australia
Explore the most affordable flight options available from Ottawa to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 July 2026.

Fri 14/807:20
YOW
-
BNE
2 stops31h 40m
Multiple Airlines
Fri 21/820:35
BNE
-
YOW
2 stops42h 05m
Multiple Airlines
Deal found 30/6$1,675
Sat 15/807:20
YOW
-
MEL
2 stops33h 25m
Multiple Airlines
Sun 30/809:45
MEL
-
YOW
2 stops28h 55m
Multiple Airlines
Deal found 29/6$1,687
Tue 17/1105:40
YOW
-
SYD
2 stops56h 55m
Multiple Airlines
Mon 14/1211:15
SYD
-
YOW
2 stops44h 35m
Multiple Airlines
Deal found 30/6$1,708
Tue 22/907:20
YOW
-
SYD
2 stops34h 10m
Multiple Airlines
Tue 6/1018:50
SYD
-
YOW
2 stops25h 45m
Multiple Airlines
Deal found 30/6$1,720
Sun 6/907:20
YOW
-
SYD
2 stops33h 05m
Multiple Airlines
Sun 13/917:50
SYD
-
YOW
2 stops25h 45m
Multiple Airlines
Deal found 27/6$1,724
Sun 1/1105:40
YOW
-
MEL
2 stops31h 20m
Multiple Airlines
Fri 27/1122:45
MEL
-
YOW
2 stops57h 05m
Multiple Airlines
Deal found 29/6$1,724
Sat 17/1013:20
YOW
-
BNE
2 stops49h 40m
Multiple Airlines
Sat 31/1009:45
BNE
-
YOW
2 stops28h 57m
Multiple Airlines
Deal found 30/6$1,729
Thu 12/1105:40
YOW
-
SYD
2 stops32h 55m
Multiple Airlines
Wed 25/1120:30
SYD
-
YOW
2 stops44h 12m
Multiple Airlines
Deal found 29/6$1,730
Thu 20/807:20
YOW
-
MEL
2 stops33h 25m
Multiple Airlines
Sat 5/909:45
MEL
-
YOW
2 stops33h 50m
Multiple Airlines
Deal found 27/6$1,743
Wed 12/806:00
YOW
-
BNE
2 stops33h 00m
Multiple Airlines
Wed 19/820:35
BNE
-
YOW
2 stops42h 05m
Multiple Airlines
Deal found 28/6$1,752
Thu 19/1105:40
YOW
-
SYD
2 stops32h 55m
Multiple Airlines
Sun 13/1211:15
SYD
-
YOW
2 stops44h 35m
Multiple Airlines
Deal found 30/6$1,774
Sat 17/1018:05
YOW
-
BNE
1 stop23h 00m
Air New Zealand
Sat 31/1009:45
BNE
-
YOW
1 stop20h 14m
Air New Zealand
Deal found 30/6$1,775

Find flight deals from Ottawa to Australia

Keep the following information in mind while searching for Ottawa to Australia flight deals. Data was last updated 2 July 2026.

Round-trip from

$1,675

One-way from

$860

Popular in

December

Cheapest in

May

Average price

$3,029
Qantas Airways
  • Qantas Airways
  • 14/8-21/8
  • 4 total stops
  • 73h 45m total
  • Ottawa to Australia
Search Deals
4/10
  • 4/10
  • 3 total stops
  • 38h 30m total
  • Ottawa to Australia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($126 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($92 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ottawa 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 647,157 searches. Data last updated 2 July 2026.
Use the filters below to find and compare flights from Ottawa to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OttawaMelbourne

YOW - MEL

YOWMEL

Ottawa

Sat 15/8

07:20-06:45

2 stops33h 25m

Melbourne

Sun 30/8

09:45-00:40

2 stops28h 55m

$1,687

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Tue 22/9

07:20-07:30

2 stops34h 10m

Sydney Kingsford Smith

Tue 6/10

18:50-05:35

2 stops25h 45m

$1,720

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 6/9

07:20-06:25

2 stops33h 05m

Sydney Kingsford Smith

Sun 13/9

17:50-05:35

2 stops25h 45m

$1,724

OttawaMelbourne

YOW - MEL

YOWMEL

Ottawa

Thu 20/8

07:20-06:45

2 stops33h 25m

Melbourne

Sat 5/9

09:45-05:35

2 stops33h 50m

$1,743

OttawaBrisbane

YOW - BNE

YOWBNE

Ottawa

Tue 11/8

06:00-10:05

3 stops38h 05m

Brisbane

Tue 18/8

14:25-05:35

3 stops29h 10m

$1,784

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 12/10

07:20-08:05

2 stops33h 45m

Sydney Kingsford Smith

Mon 26/10

10:20-00:45

3 stops29h 25m

$1,811

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 12/10

07:20-08:05

2 stops33h 45m

Sydney Kingsford Smith

Mon 26/10

11:15-00:45

2 stops28h 30m

$1,811

OttawaBrisbane

YOW - BNE

YOWBNE

Ottawa

Fri 14/8

06:00-05:00

2 stops33h 00m

Brisbane

Fri 21/8

14:25-05:35

3 stops29h 10m

$1,824

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 6/9

06:00-09:10

3 stops37h 10m

Sydney Kingsford Smith

Sun 13/9

17:50-05:35

2 stops25h 45m

$1,830

OttawaBrisbane

YOW - BNE

YOWBNE

Ottawa

Tue 11/8

18:05-07:05

1 stop23h 00m

Brisbane

Tue 18/8

10:15-17:10

2 stops44h 55m

$1,865

Flights are sorted by cheapest return flights first.

Deals found on 28/6

Showing 1-10 of 57 resultsSorted by cheapest first
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Best time to book a flight from Ottawa to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Ottawa 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 Ottawa to Australia

What is the cheapest month to book a flight from Ottawa to Australia?

Currently, June is the cheapest month in which you can book a flight from Ottawa to Australia (average of $1,202). Flying from Ottawa to Australia in July is currently the most expensive (average of $1,879). 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 Ottawa to Australia?

Booking 41 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Australia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Related info for your journey

Find useful and relevant information for your journey from Ottawa to Australia. 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 from for flights from Ottawa to Australia?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly out of when you book flights from Ottawa to Australia.

  • How long is the flight from Ottawa to Australia?

    A quick flight from Ottawa to Australia can take about 23h. Air Canada provides one of the quickest options available for as low as $1,865. Airlines will cover a distance of 15290 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Ottawa to Australia?

    While some choose either Ottawa - Melbourne or Ottawa - Brisbane, Ottawa - Sydney Kingsford Smith is the most popular route from Ottawa to Australia.

  • Can I find deals for flights from Ottawa to Australia that include hotel bookings?

    Yes. In addition to deals on Ottawa to Australia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Australia.

  • Can I find deals for business class flights from Ottawa to Australia?

    Yes. Cheapflights offers flight deals from Ottawa 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 Ottawa to Australia?

    Currently, June is the cheapest month in which you can book a flight from Ottawa to Australia (average of $1,202). Flying from Ottawa to Australia in July is currently the most expensive (average of $1,879). 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

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How does Cheapflights help users find flights from Ottawa to Australia?

Cheapflights makes it easy to find Ottawa to Australia flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ottawa 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 Ottawa to Australia.

Can Cheapflights find flights from Ottawa to Australia with no change fees?

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

Can Cheapflights notify me if prices for flights from Ottawa to Australia become cheaper?

Yes, Cheapflights offers price alerts on Ottawa to Australia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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