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Cheap flights from Ottawa to Australia from $993

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — SYD
20 Jun — 27 Jun1
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 21 May 2026.

Wed 3/609:00
YOW
-
SYD
2 stops32h 20m
Air Canada
Tue 9/609:20
SYD
-
YOW
1 stop21h 50m
Air Canada
Deal found 19/5$1,880
Sat 17/1006:55
YOW
-
SYD
2 stops36h 30m
ANA
Sat 24/1021:45
SYD
-
YOW
2 stops46h 13m
ANA
Deal found 18/5$1,909
Mon 28/906:25
YOW
-
SYD
2 stops46h 45m
ANA
Mon 19/1012:45
SYD
-
YOW
2 stops47h 50m
ANA
Deal found 20/5$1,913
Mon 28/906:25
YOW
-
SYD
2 stops46h 45m
ANA
Sun 18/1012:45
SYD
-
YOW
2 stops27h 08m
ANA
Deal found 20/5$1,920
Mon 28/907:20
YOW
-
SYD
3 stops38h 30m
Multiple Airlines
Mon 19/1014:15
SYD
-
YOW
3 stops30h 20m
Multiple Airlines
Deal found 20/5$1,961
Fri 28/806:00
YOW
-
SYD
3 stops39h 50m
Multiple Airlines
Fri 11/913:15
SYD
-
YOW
3 stops30h 20m
Multiple Airlines
Deal found 16/5$1,981
Wed 3/606:55
YOW
-
SYD
2 stops46h 15m
Multiple Airlines
Tue 9/611:45
SYD
-
YOW
2 stops27h 10m
Multiple Airlines
Deal found 19/5$1,989
Wed 29/706:25
YOW
-
SYD
2 stops46h 45m
ANA
Wed 5/811:45
SYD
-
YOW
2 stops27h 04m
ANA
Deal found 19/5$1,992
Thu 4/606:55
YOW
-
SYD
2 stops46h 15m
Multiple Airlines
Wed 10/611:45
SYD
-
YOW
2 stops27h 10m
Multiple Airlines
Deal found 20/5$2,026
Sat 13/606:55
YOW
-
SYD
2 stops36h 30m
Multiple Airlines
Mon 20/711:45
SYD
-
YOW
2 stops27h 04m
Multiple Airlines
Deal found 18/5$2,028
Wed 3/607:20
YOW
-
SYD
3 stops38h 30m
Multiple Airlines
Sun 7/613:15
SYD
-
YOW
3 stops37h 15m
Multiple Airlines
Deal found 18/5$2,034
Mon 1/618:20
YOW
-
BNE
2 stops22h 45m
Air Canada
Mon 15/610:00
BNE
-
YOW
2 stops45h 22m
Air Canada
Deal found 20/5$2,045

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 21 May 2026.

Round-trip from

$1,880

One-way from

$993

Popular in

December

Cheapest in

November

Average price

$2,215
Air Canada
  • Air Canada
  • 3/6-9/6
  • 3 total stops
  • 54h 10m total
  • Ottawa to Australia
Search Deals
9/9
  • 9/9
  • 3 total stops
  • 34h 10m total
  • Ottawa to Australia
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($138 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($81 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 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 21 May 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

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 28/9

07:20-11:50

3 stops38h 30m

Sydney Kingsford Smith

Mon 19/10

14:15-05:35

3 stops30h 20m

$1,961

OttawaBrisbane

YOW - BNE

YOWBNE

Ottawa

Mon 1/6

18:20-07:05

2 stops22h 45m

Brisbane

Mon 15/6

10:00-17:22

2 stops45h 22m

$2,045

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Thu 4/6

06:55-07:20

1 stop34h 25m

Sydney Kingsford Smith

Wed 10/6

09:20-16:33

1 stop21h 13m

$2,136

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 8/7

06:25-19:10

2 stops46h 45m

Sydney Kingsford Smith

Wed 22/7

11:45-00:49

2 stops27h 04m

$2,164

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 16/8

14:35-07:20

2 stops26h 45m

Sydney Kingsford Smith

Mon 31/8

09:20-17:10

2 stops21h 50m

$2,383

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sat 1/8

18:05-07:20

2 stops47h 15m

Sydney Kingsford Smith

Sat 29/8

09:20-01:09

1 stop29h 49m

$2,428

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Fri 5/6

18:05-07:20

1 stop23h 15m

Sydney Kingsford Smith

Sun 28/6

09:20-05:54

1 stop34h 34m

$2,463

OttawaMelbourne

YOW - MEL

YOWMEL

Ottawa

Mon 22/6

18:05-11:35

2 stops27h 30m

Melbourne

Sun 12/7

20:45-00:49

2 stops42h 04m

$2,470

OttawaPerth

YOW - PER

YOWPER

Ottawa

Wed 12/8

20:05-07:15

2 stops47h 10m

Perth

Sat 29/8

08:35-05:54

2 stops33h 19m

$2,486

OttawaBrisbane

YOW - BNE

YOWBNE

Ottawa

Sat 11/7

18:05-07:05

2 stops47h 00m

Brisbane

Mon 27/7

10:00-00:49

1 stop28h 49m

$2,489

Flights are sorted by cheapest return flights first.

Deals found on 20/5

Showing 1-10 of 55 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, March is the cheapest month in which you can book a flight from Ottawa to Australia (average of $1,306). Flying from Ottawa to Australia in July is currently the most expensive (average of $1,818). 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 43 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 22h 45m. Air Canada provides one of the quickest options available for as low as $2,045. 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 - Sydney Kingsford Smith or Ottawa - Brisbane, Ottawa - Melbourne 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, March is the cheapest month in which you can book a flight from Ottawa to Australia (average of $1,306). Flying from Ottawa to Australia in July is currently the most expensive (average of $1,818). 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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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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