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Cheap flights from Ottawa to Sydney from C$ 853

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Sydney departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Ottawa to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:20 a.m. - 11:50 a.m.
YOW
-
SYD
38h 30m
3 stops
Multiple Airlines Logo
1:15 p.m. - 5:35 a.m.
SYD
-
YOW
30h 20m
3 stops
C$ 1,517Multiple Airlines
Mon, 4 May - Mon, 25 May
Multiple Airlines Logo
7:20 a.m. - 11:50 a.m.
YOW
-
SYD
38h 30m
3 stops
Multiple Airlines Logo
1:15 p.m. - 5:35 a.m.
SYD
-
YOW
30h 20m
3 stops
C$ 1,703Multiple Airlines
Mon, 11 May - Sun, 24 May
Multiple Airlines Logo
7:20 a.m. - 11:50 a.m.
YOW
-
SYD
38h 30m
3 stops
Multiple Airlines Logo
1:15 p.m. - 5:35 a.m.
SYD
-
YOW
30h 20m
3 stops
C$ 1,752Multiple Airlines
Sun, 10 May - Fri, 15 May
Air Canada Logo
6:20 p.m. - 7:20 a.m.
YOW
-
SYD
47h 00m
2 stops
Air Canada Logo
9:20 a.m. - 5:22 p.m.
SYD
-
YOW
46h 02m
2 stops
C$ 1,831Air Canada
Mon, 11 May - Sun, 24 May
Air Canada Logo
6:05 p.m. - 7:20 a.m.
YOW
-
SYD
23h 15m
1 stop
Air Canada Logo
9:20 a.m. - 1:05 p.m.
SYD
-
YOW
41h 45m
2 stops
C$ 1,834Air Canada
Mon, 4 May - Mon, 25 May
Air Canada Logo
6:05 p.m. - 7:20 a.m.
YOW
-
SYD
23h 15m
1 stop
Air Canada Logo
9:20 a.m. - 5:22 p.m.
SYD
-
YOW
46h 02m
2 stops
C$ 1,841Air Canada
Mon, 11 May - Sun, 24 May
Air Canada Logo
6:20 p.m. - 7:20 a.m.
YOW
-
SYD
47h 00m
2 stops
Air Canada Logo
10:30 a.m. - 5:00 p.m.
SYD
-
YOW
44h 30m
2 stops
C$ 1,848Air Canada
Mon, 4 May - Mon, 25 May
Air Canada Logo
6:55 a.m. - 7:20 a.m.
YOW
-
SYD
34h 25m
1 stop
Air Canada Logo
9:20 a.m. - 6:00 a.m.
SYD
-
YOW
34h 40m
1 stop
C$ 1,849Air Canada
Mon, 11 May - Sun, 24 May
Air Canada Logo
6:55 a.m. - 7:20 a.m.
YOW
-
SYD
34h 25m
1 stop
Air Canada Logo
9:20 a.m. - 4:57 p.m.
SYD
-
YOW
45h 37m
2 stops
C$ 1,854Air Canada
Wed, 19 Aug - Tue, 25 Aug
Air Canada Logo
2:00 p.m. - 7:20 a.m.
YOW
-
SYD
27h 20m
2 stops
Air Canada Logo
7:00 a.m. - 6:00 a.m.
SYD
-
YOW
37h 00m
2 stops
C$ 1,863Air Canada
Mon, 11 May - Sun, 24 May

United Airlines flights from Ottawa to Sydney

Our best United Airlines deals on Ottawa to Sydney flight tickets
United Airlines
29 Jul
YOW10:44 a.m.Ottawa
30h 11m
2 stops
SYD6:55 a.m.Sydney Kingsford Smith
17 Aug
SYD9:30 a.m.Sydney Kingsford Smith
26h 26m
2 stops
YOW9:56 p.m.Ottawa
C$ 1,992
United Airlines
30 Jul
YOW10:44 a.m.Ottawa
30h 16m
2 stops
SYD7:00 a.m.Sydney Kingsford Smith
16 Aug
SYD10:20 a.m.Sydney Kingsford Smith
25h 15m
2 stops
YOW9:35 p.m.Ottawa
C$ 2,028
United Airlines
30 Jul
YOW6:00 a.m.Ottawa
34h 55m
2 stops
SYD6:55 a.m.Sydney Kingsford Smith
14 Aug
SYD10:20 a.m.Sydney Kingsford Smith
22h 35m
2 stops
YOW6:55 p.m.Ottawa
C$ 2,064

Air Canada flights from Ottawa to Sydney

Our best Air Canada deals on Ottawa to Sydney flight tickets
Air Canada
11 May
YOW6:20 p.m.Ottawa
47h 00m
2 stops
SYD7:20 a.m.Sydney Kingsford Smith
24 May
SYD9:20 a.m.Sydney Kingsford Smith
46h 02m
2 stops
YOW5:22 p.m.Ottawa
C$ 1,831
Air Canada
4 May
YOW6:05 p.m.Ottawa
23h 15m
1 stop
SYD7:20 a.m.Sydney Kingsford Smith
25 May
SYD9:20 a.m.Sydney Kingsford Smith
41h 45m
2 stops
YOW1:05 p.m.Ottawa
C$ 1,834
Air Canada
11 May
YOW6:05 p.m.Ottawa
23h 15m
1 stop
SYD7:20 a.m.Sydney Kingsford Smith
24 May
SYD9:20 a.m.Sydney Kingsford Smith
46h 02m
2 stops
YOW5:22 p.m.Ottawa
C$ 1,841

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Sydney 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, momondo users made 96,600 searches. Data last updated 13 April 2026.
Use the filters below to find and compare flights from Ottawa to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 4/5

7:20 a.m.-11:50 a.m.

3 stops38h 30m

Sydney Kingsford Smith

Mon 25/5

1:15 p.m.-5:35 a.m.

3 stops30h 20m

C$ 1,517

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 11/5

7:20 a.m.-11:50 a.m.

3 stops38h 30m

Sydney Kingsford Smith

Sun 24/5

1:15 p.m.-5:35 a.m.

3 stops30h 20m

C$ 1,703

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Sun 10/5

7:20 a.m.-11:50 a.m.

3 stops38h 30m

Sydney Kingsford Smith

Fri 15/5

1:15 p.m.-5:35 a.m.

3 stops30h 20m

C$ 1,752

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 11/5

6:20 p.m.-7:20 a.m.

2 stops47h 00m

Sydney Kingsford Smith

Sun 24/5

9:20 a.m.-5:22 p.m.

2 stops46h 02m

C$ 1,831

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 4/5

6:05 p.m.-7:20 a.m.

1 stop23h 15m

Sydney Kingsford Smith

Mon 25/5

9:20 a.m.-1:05 p.m.

2 stops41h 45m

C$ 1,834

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 11/5

6:05 p.m.-7:20 a.m.

1 stop23h 15m

Sydney Kingsford Smith

Sun 24/5

9:20 a.m.-5:22 p.m.

2 stops46h 02m

C$ 1,841

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 4/5

6:20 p.m.-7:20 a.m.

2 stops47h 00m

Sydney Kingsford Smith

Mon 25/5

10:30 a.m.-5:00 p.m.

2 stops44h 30m

C$ 1,848

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 11/5

6:55 a.m.-7:20 a.m.

1 stop34h 25m

Sydney Kingsford Smith

Sun 24/5

9:20 a.m.-6:00 a.m.

1 stop34h 40m

C$ 1,849

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Wed 19/8

6:55 a.m.-7:20 a.m.

1 stop34h 25m

Sydney Kingsford Smith

Tue 25/8

9:20 a.m.-4:57 p.m.

2 stops45h 37m

C$ 1,854
Quickest round-trip

OttawaSydney

YOW - SYD

YOWSYD

Ottawa

Mon 11/5

2:00 p.m.-7:20 a.m.

2 stops27h 20m

Sydney Kingsford Smith

Sun 24/5

7:00 a.m.-6:00 a.m.

2 stops37h 00m

C$ 1,863

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

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 typical price of a round-trip flight between Ottawa and Sydney?

What is the cheapest month to fly to Sydney?

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 C$ 2,151.

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 C$ 2,292 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Ottawa for as low as C$ 2,000 on momondo.

Can stopping save me money on Ottawa to Sydney flights?

You could potentially save up to 38% 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 April 2026, prices for Ottawa to Sydney flights are approximately 30% more expensive 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 round-trip 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

22h 35m

Direct flights

None
The fastest flight from Ottawa to Sydney takes 22h 35m
There are no direct flights from Ottawa to Sydney. There are no popular flight routes from Ottawa to Sydney.
Search flight deals

Frequently asked questions about flying from Ottawa to Sydney

  • How far is Ottawa to Sydney Kingsford Smith by plane?

    Sydney Kingsford Smith is 15853.3 km away from Ottawa. In terms of flight time, this usually takes a little over 22h 35m.

  • 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 are refreshed on a daily basis.

  • How many operators does momondo search 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 a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 license 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?

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 New ZealandPriceFrom C$ 1,779Free CancellationRating
8.0
626 reviews
Search Air New Zealand flights
United AirlinesPriceFrom C$ 1,798Free CancellationRating
7.4
9,579 reviews
Search United Airlines flights
Air CanadaPriceFrom C$ 1,841Free CancellationRating
7.1
10,916 reviews
Search Air Canada flights

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Bondi Beach
Parramatta

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 enables you to select and highlight flights to Sydney from Ottawa with this policy.

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?

Yes. momondo can track prices for Ottawa to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Sydney trip

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Fly your favourite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Air Canada
United Airlines
Delta
Air New Zealand
Qatar Airways
Qantas Airways
Porter Airlines
WestJet
Fiji Airways