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.

$763 Cheap Flights from Ottawa to Sydney in 2026

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Find the cheapest flights from Ottawa to Sydney

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10:37 - 06:55

YOW

SYD

30h 18m

2 stops

10:20 - 09:56

SYD

YOW

37h 36m

2 stops

$1,853United Airlines

Sun, 16 Aug - Mon, 31 Aug

14:40 - 07:00

YOW

SYD

26h 20m

2 stops

09:30 - 23:54

SYD

YOW

28h 24m

2 stops

$1,868United Airlines

Sun, 5 Apr - Mon, 20 Apr

10:44 - 07:00

YOW

SYD

30h 16m

2 stops

09:30 - 21:35

SYD

YOW

26h 05m

2 stops

$1,870United Airlines

Sun, 26 Apr - Sun, 3 May

10:44 - 07:00

YOW

SYD

30h 16m

2 stops

09:30 - 23:54

SYD

YOW

28h 24m

2 stops

$1,876United Airlines

Sun, 5 Apr - Mon, 20 Apr

17:25 - 06:55

YOW

SYD

47h 30m

2 stops

09:30 - 21:35

SYD

YOW

26h 05m

2 stops

$1,907United Airlines

Sat, 4 Apr - Sat, 25 Apr

10:44 - 08:00

YOW

SYD

30h 16m

2 stops

10:20 - 18:55

SYD

YOW

46h 35m

2 stops

$1,909United Airlines

Sun, 29 Mar - Fri, 17 Apr

19:30 - 07:00

YOW

SYD

45h 30m

2 stops

10:20 - 18:48

SYD

YOW

22h 28m

2 stops

$1,913United Airlines

Sat, 2 May - Sat, 30 May

14:40 - 06:55

YOW

SYD

26h 15m

2 stops

10:20 - 22:05

SYD

YOW

25h 45m

2 stops

$1,926United Airlines

Sun, 17 May - Sun, 24 May

10:44 - 06:55

YOW

SYD

30h 11m

2 stops

10:20 - 18:48

SYD

YOW

22h 28m

2 stops

$1,927United Airlines

Sun, 17 May - Sun, 24 May

10:44 - 06:55

YOW

SYD

30h 11m

2 stops

09:30 - 23:54

SYD

YOW

28h 24m

2 stops

$1,929United Airlines

Sun, 5 Apr - Tue, 21 Apr

Qantas Airways flights from Ottawa to Sydney

Our best Qantas Airways deals on Ottawa to Sydney flight tickets

Qantas Airways

29 Apr

YOW07:20Ottawa

57h 15m

2 stops

SYD06:35Sydney Kingsford Smith

6 May

SYD17:50Sydney Kingsford Smith

25h 45m

2 stops

YOW05:35Ottawa

$1,988

Qantas Airways

30 Apr

YOW07:20Ottawa

33h 15m

2 stops

SYD06:35Sydney Kingsford Smith

7 May

SYD17:50Sydney Kingsford Smith

25h 45m

2 stops

YOW05:35Ottawa

$2,029

Qantas Airways

23 Mar

YOW07:45Ottawa

31h 50m

1 stop

SYD06:35Sydney Kingsford Smith

30 Mar

SYD20:30Sydney Kingsford Smith

25h 15m

1 stop

YOW06:45Ottawa

$6,071

United Airlines flights from Ottawa to Sydney

Our best United Airlines deals on Ottawa to Sydney flight tickets

United Airlines

16 Aug

YOW10:37Ottawa

30h 18m

2 stops

SYD06:55Sydney Kingsford Smith

31 Aug

SYD10:20Sydney Kingsford Smith

37h 36m

2 stops

YOW09:56Ottawa

$1,853

United Airlines

5 Apr

YOW14:40Ottawa

26h 20m

2 stops

SYD07:00Sydney Kingsford Smith

20 Apr

SYD09:30Sydney Kingsford Smith

28h 24m

2 stops

YOW23:54Ottawa

$1,868

United Airlines

26 Apr

YOW10:44Ottawa

30h 16m

2 stops

SYD07:00Sydney Kingsford Smith

3 May

SYD09:30Sydney Kingsford Smith

26h 05m

2 stops

YOW21:35Ottawa

$1,870

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 16/8

10:37-06:55

2 stops30h 18m

Sydney Kingsford Smith

Mon 31/8

10:20-09:56

2 stops37h 36m

$1,853

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 5/4

14:40-07:00

2 stops26h 20m

Sydney Kingsford Smith

Mon 20/4

09:30-23:54

2 stops28h 24m

$1,868

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 26/4

10:44-07:00

2 stops30h 16m

Sydney Kingsford Smith

Sun 3/5

09:30-21:35

2 stops26h 05m

$1,870

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 5/4

10:44-07:00

2 stops30h 16m

Sydney Kingsford Smith

Mon 20/4

09:30-23:54

2 stops28h 24m

$1,876

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sat 4/4

17:25-06:55

2 stops47h 30m

Sydney Kingsford Smith

Sat 25/4

09:30-21:35

2 stops26h 05m

$1,907

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 29/3

10:44-08:00

2 stops30h 16m

Sydney Kingsford Smith

Fri 17/4

10:20-18:55

2 stops46h 35m

$1,909

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sat 2/5

19:30-07:00

2 stops45h 30m

Sydney Kingsford Smith

Sat 30/5

10:20-18:48

2 stops22h 28m

$1,913

Fastest return journey

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 17/5

14:40-06:55

2 stops26h 15m

Sydney Kingsford Smith

Sun 24/5

10:20-22:05

2 stops25h 45m

$1,926

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 17/5

10:44-06:55

2 stops30h 11m

Sydney Kingsford Smith

Sun 24/5

10:20-18:48

2 stops22h 28m

$1,927

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 5/4

10:44-06:55

2 stops30h 11m

Sydney Kingsford Smith

Tue 21/4

09:30-23:54

2 stops28h 24m

$1,929

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

What is the cheapest month to fly to Sydney?

The month of November is, on average, the cheapest month to fly to Sydney from Ottawa, with most prices found around $2,121. If you aren’t able to travel to Sydney during the month of November, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $2,204.

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 $2,359 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 $2,059 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 March 2026, prices for Ottawa to Sydney flights are approximately 11% 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	26h 03m
Direct flights	None

The fastest flight from Ottawa to Sydney takes 26h 03m

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 26h 03m, 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.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Leura

Coogee

Bondi Beach

Cronulla

Randwick

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.