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

Air Canada and WestJet are the most popular carriers 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 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.

$934 Cheap Flights from Ottawa to Sydney in 2026

1 adult

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Find the cheapest flights from Ottawa to Sydney

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14:05 - 12:35

YOW

SYD

30h 30m

3 stops

14:00 - 09:23

SYD

YOW

35h 23m

3 stops

$1,869Multiple Airlines

Wed, 18 Feb - Wed, 25 Feb

14:50 - 12:35

YOW

SYD

30h 45m

3 stops

14:00 - 09:23

SYD

YOW

34h 23m

3 stops

$1,900Multiple Airlines

Sun, 8 Mar - Sun, 15 Mar

17:45 - 06:35

YOW

SYD

68h 50m

2 stops

20:30 - 16:53

SYD

YOW

35h 23m

2 stops

$1,972Multiple Airlines

Mon, 16 Feb - Mon, 9 Mar

06:00 - 06:35

YOW

SYD

33h 35m

2 stops

20:30 - 00:40

SYD

YOW

42h 10m

2 stops

$1,986Multiple Airlines

Mon, 23 Mar - Mon, 27 Apr

06:00 - 06:35

YOW

SYD

33h 35m

2 stops

20:30 - 00:40

SYD

YOW

42h 10m

2 stops

$1,990Multiple Airlines

Mon, 23 Mar - Mon, 27 Apr

17:45 - 07:25

YOW

SYD

45h 40m

2 stops

20:30 - 16:53

SYD

YOW

35h 23m

2 stops

$1,992Multiple Airlines

Mon, 16 Feb - Mon, 9 Mar

18:00 - 12:45

YOW

SYD

27h 45m

2 stops

13:15 - 09:21

SYD

YOW

34h 06m

3 stops

$2,004Multiple Airlines

Tue, 31 Mar - Sun, 26 Apr

06:00 - 07:25

YOW

SYD

34h 25m

2 stops

20:30 - 17:35

SYD

YOW

35h 05m

2 stops

$2,012Multiple Airlines

Mon, 23 Mar - Mon, 27 Apr

17:45 - 06:35

YOW

SYD

45h 50m

2 stops

17:50 - 06:55

SYD

YOW

27h 05m

2 stops

$2,014Multiple Airlines

Tue, 31 Mar - Sun, 26 Apr

17:45 - 07:25

YOW

SYD

69h 40m

2 stops

20:30 - 16:53

SYD

YOW

35h 23m

2 stops

$2,017Multiple Airlines

Mon, 16 Feb - Mon, 9 Mar

United Airlines flights from Ottawa to Sydney

Our best United Airlines deals on Ottawa to Sydney flight tickets

United Airlines

18 Mar

YOW09:45Ottawa

30h 15m

3 stops

SYD07:00Sydney Kingsford Smith

31 Mar

SYD10:30Sydney Kingsford Smith

26h 05m

2 stops

YOW21:35Ottawa

$2,307

United Airlines

4 Feb

YOW09:45Ottawa

31h 30m

2 stops

SYD09:15Sydney Kingsford Smith

15 Feb

SYD14:00Sydney Kingsford Smith

23h 18m

2 stops

YOW21:18Ottawa

$2,315

United Airlines

7 Mar

YOW19:30Ottawa

43h 30m

2 stops

SYD07:00Sydney Kingsford Smith

11 Mar

SYD12:10Sydney Kingsford Smith

24h 08m

2 stops

YOW21:18Ottawa

$2,316

Qantas Airways flights from Ottawa to Sydney

Our best Qantas Airways deals on Ottawa to Sydney flight tickets

Qantas Airways

13 Apr

YOW06:00Ottawa

35h 30m

2 stops

SYD07:30Sydney Kingsford Smith

25 May

SYD20:30Sydney Kingsford Smith

35h 55m

2 stops

YOW18:25Ottawa

$2,049

Qantas Airways

6 Feb

YOW06:00Ottawa

32h 10m

2 stops

SYD06:10Sydney Kingsford Smith

18 Feb

SYD20:30Sydney Kingsford Smith

44h 10m

2 stops

YOW00:40Ottawa

$2,143

Fly from

Fly to

Route

Depart

Return

Price

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 18/2

14:05-12:35

3 stops30h 30m

Sydney Kingsford Smith

Wed 25/2

14:00-09:23

3 stops35h 23m

$1,869

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 8/3

14:50-12:35

3 stops30h 45m

Sydney Kingsford Smith

Sun 15/3

14:00-09:23

3 stops34h 23m

$1,900

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

17:45-06:35

2 stops68h 50m

Sydney Kingsford Smith

Mon 9/3

20:30-16:53

2 stops35h 23m

$1,972

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 23/3

06:00-06:35

2 stops33h 35m

Sydney Kingsford Smith

Mon 27/4

20:30-00:40

2 stops42h 10m

$1,986

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 23/3

06:00-06:35

2 stops33h 35m

Sydney Kingsford Smith

Mon 27/4

20:30-00:40

2 stops42h 10m

$1,990

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

17:45-07:25

2 stops45h 40m

Sydney Kingsford Smith

Mon 9/3

20:30-16:53

2 stops35h 23m

$1,992

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Tue 31/3

18:00-12:45

2 stops27h 45m

Sydney Kingsford Smith

Sun 26/4

13:15-09:21

3 stops34h 06m

$2,004

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 23/3

06:00-07:25

2 stops34h 25m

Sydney Kingsford Smith

Mon 27/4

20:30-17:35

2 stops35h 05m

$2,012

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Tue 31/3

17:45-06:35

2 stops45h 50m

Sydney Kingsford Smith

Sun 26/4

17:50-06:55

2 stops27h 05m

$2,014

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 16/2

17:45-07:25

2 stops69h 40m

Sydney Kingsford Smith

Mon 9/3

20:30-16:53

2 stops35h 23m

$2,017

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 April is, on average, the cheapest month to fly to Sydney from Ottawa, with most prices found around $2,263. If you aren’t able to travel to Sydney during the month of April, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $2,276.

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 $2,420 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 $2,138 on momondo.

Can stopping save me money on Ottawa to Sydney flights?

You could potentially save up to 29% on your flight if you consider stops on a Ottawa to Sydney flight.

How have Ottawa to Sydney flight prices changed over time?

As of January 2026, prices for Ottawa to Sydney flights are approximately 4% cheaper when compared to flights at the same time last year.

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

Fastest flight time	28h 35m
Direct flights	None

The fastest flight from Ottawa to Sydney takes 28h 35m

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 28h 35m, 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 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.

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Penrith

Katoomba

Lithgow

Leura

Manly

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Cronulla

Randwick

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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.