What is the cheapest airline that flies from Ottawa to Sydney Kingsford Smith?

Air Canada is the most popular carrier operating from Ottawa to Sydney Kingsford Smith

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

Prices for flights from Ottawa Airport to Sydney Kingsford Smith Airport were last updated today.

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

As of August 2025, there is 1 operator available to choose from for flights from Ottawa Airport to Sydney Kingsford Smith Airport.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa 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 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 licence 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.

$989 Cheap Flights from Ottawa to Sydney in 2025

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ottawa to Sydney

Round-trip

One-way

Last minute

Cheap return flights

17:50 - 08:45YOW-SYD

46h 55m2 stops

11:45 - 06:43SYD-YOW

33h 58m2 stops

$1,961Air New Zealand

Find Deal

Wed, 11 Feb - Tue, 10 Mar

07:45 - 10:30YOW-SYD

34h 45m2 stops

11:45 - 06:43SYD-YOW

33h 58m2 stops

$1,975Air New Zealand

Find Deal

Mon, 16 Feb - Mon, 9 Mar

07:45 - 10:30YOW-SYD

34h 45m2 stops

13:55 - 06:43SYD-YOW

32h 48m2 stops

$2,028Air New Zealand

Find Deal

Thu, 12 Feb - Mon, 2 Mar

08:40 - 12:30YOW-SYD

35h 50m2 stops

14:10 - 14:44SYD-YOW

40h 34m2 stops

$2,049

Find Deal

Sat, 14 Feb - Sat, 28 Feb

05:40 - 08:45YOW-SYD

35h 05m3 stops

11:45 - 01:38SYD-YOW

28h 53m3 stops

$2,128

Find Deal

Mon, 16 Feb - Mon, 9 Mar

17:50 - 09:35YOW-SYD

23h 45m1 stop

11:20 - 06:43SYD-YOW

34h 23m1 stop

$2,297Air Canada

Find Deal

Mon, 16 Feb - Mon, 9 Mar

20:20 - 07:20YOW-SYD

45h 00m2 stops

10:20 - 00:13SYD-YOW

28h 53m1 stop

$2,302Air Canada

Find Deal

Mon, 15 Sep - Wed, 29 Oct

06:52 - 20:15YOW-SYD

45h 23m2 stops

21:45 - 21:14SYD-YOW

39h 29m2 stops

$2,342ANA

Find Deal

Wed, 11 Feb - Fri, 27 Feb

14:15 - 09:05YOW-SYD

26h 50m2 stops

14:00 - 10:07SYD-YOW

36h 07m2 stops

$2,400United Airlines

Find Deal

Wed, 28 Jan - Sun, 15 Feb

14:48 - 06:55YOW-SYD

26h 07m2 stops

10:20 - 23:54SYD-YOW

28h 34m2 stops

$2,404United Airlines

Find Deal

Sun, 14 Sep - Tue, 28 Oct

Air Canada flights from Ottawa to Sydney

Our best Air Canada deals on Ottawa to Sydney flight tickets

Air Canada

1 Sept

YOW14:40Ottawa

26h 40m

2 stops

SYD07:20Sydney Kingsford Smith

15 Sept

SYD09:20Sydney Kingsford Smith

37h 03m

1 stop

YOW08:23Ottawa

$2,220

Find similar

Air Canada

1 Sept

YOW18:00Ottawa

23h 20m

1 stop

SYD07:20Sydney Kingsford Smith

15 Sept

SYD09:20Sydney Kingsford Smith

37h 03m

1 stop

YOW08:23Ottawa

$2,222

Find similar

Air Canada

1 Sept

YOW16:05Ottawa

25h 15m

2 stops

SYD07:20Sydney Kingsford Smith

15 Sept

SYD09:20Sydney Kingsford Smith

24h 09m

2 stops

YOW19:29Ottawa

$2,223

Find similar

United Airlines flights from Ottawa to Sydney

Our best United Airlines deals on Ottawa to Sydney flight tickets

United Airlines

28 Jan

YOW14:15Ottawa

26h 50m

2 stops

SYD09:05Sydney Kingsford Smith

15 Feb

SYD14:00Sydney Kingsford Smith

36h 07m

2 stops

YOW10:07Ottawa

$2,400

Find similar

United Airlines

9 Sept

YOW06:33Ottawa

34h 22m

2 stops

SYD06:55Sydney Kingsford Smith

24 Sept

SYD10:20Sydney Kingsford Smith

22h 32m

2 stops

YOW18:52Ottawa

$2,404

Find similar

United Airlines

18 Sept

YOW14:45Ottawa

26h 15m

2 stops

SYD07:00Sydney Kingsford Smith

28 Oct

SYD10:20Sydney Kingsford Smith

23h 35m

2 stops

YOW18:55Ottawa

$2,459

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 11/2

17:50-08:45

2 stops46h 55m

Sydney Kingsford Smith

Tue 10/3

11:45-06:43

2 stops33h 58m

$1,961

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

07:45-10:30

2 stops34h 45m

Sydney Kingsford Smith

Mon 9/3

11:45-06:43

2 stops33h 58m

$1,975

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Thu 12/2

07:45-10:30

2 stops34h 45m

Sydney Kingsford Smith

Mon 2/3

13:55-06:43

2 stops32h 48m

$2,028

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sat 14/2

08:40-12:30

2 stops35h 50m

Sydney Kingsford Smith

Sat 28/2

14:10-14:44

2 stops40h 34m

$2,049

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

05:40-08:45

3 stops35h 05m

Sydney Kingsford Smith

Mon 9/3

11:45-01:38

3 stops28h 53m

$2,128

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

17:50-09:35

1 stop23h 45m

Sydney Kingsford Smith

Mon 9/3

11:20-06:43

1 stop34h 23m

$2,297

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 15/9

20:20-07:20

2 stops45h 00m

Sydney Kingsford Smith

Wed 29/10

10:20-00:13

1 stop28h 53m

$2,302

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 11/2

06:52-20:15

2 stops45h 23m

Sydney Kingsford Smith

Fri 27/2

21:45-21:14

2 stops39h 29m

$2,342

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 28/1

14:15-09:05

2 stops26h 50m

Sydney Kingsford Smith

Sun 15/2

14:00-10:07

2 stops36h 07m

$2,400

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 14/9

14:48-06:55

2 stops26h 07m

Sydney Kingsford Smith

Tue 28/10

10:20-23:54

2 stops28h 34m

$2,404

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ottawa 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

Prices

Airlines

What is the cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from Ottawa, with most prices found around $2,236. If you aren’t able to travel to Sydney during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $2,256.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $2,329. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $3,181.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Ottawa to Sydney in the morning for as low as $2,226. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,669 on average. Flights to Sydney from Ottawa in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Sydney from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $2,480 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Ottawa for as low as $2,183 on momondo.

How have Ottawa to Sydney flight prices changed over time?

When to book flights from Ottawa to Sydney

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

Estimated return price

Cheap Ottawa to Sydney (YOW to SYD) flight deals and tips

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

Direct flights	None

There are no direct flights from Ottawa to Sydney. There are no popular flight routes from Ottawa to Sydney.

Search flight deals

How far is Ottawa to Sydney Kingsford Smith by plane?
There are 15853.3 km between Ottawa and Sydney Kingsford Smith. Flights usually cover this in 23h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Ottawa Airport to Sydney Kingsford Smith Airport?
Prices for flights from Ottawa Airport to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Ottawa Airport to Sydney Kingsford Smith Airport?
As of August 2025, there is 1 operator available to choose from for flights from Ottawa Airport to Sydney Kingsford Smith Airport.
How old do you have to be to fly from Ottawa Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ottawa 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 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 licence 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 Ottawa to Sydney?
momondo data reveals that the most frequently booked airline on the route from Ottawa to Sydney is Air Canada, representing 100% of all bookings.

Best airlines flying from Ottawa to Sydney

Compare and see reviews for airlines that fly from Ottawa to Sydney with momondo

Airline	Rating	Free cancellation	Price
Air Canada	PriceFrom $2,245	Free cancellation	Rating 7.1 10,000 reviews		Search Air Canada flights

Parramatta

Wollongong

Terrigal

Katoomba

Penrith

Lithgow

Manly

Bondi Beach

Leura

Coogee

Randwick

Cronulla

Charlestown

Newport

Swansea

Why use momondo?

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

It is quick and easy to find Ottawa 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 Ottawa to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ottawa to Sydney flights to just show those with flexible booking policies.

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

Once you have performed a search for Ottawa to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Ottawa and alert you when they change.