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Cheap flights from Ottawa to Sydney from $971

YOW — SYD
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ottawa to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Ottawa to Sydney

Mon 26/1007:50 -
2 stops33h 45m
Tue 10/1111:20 -
2 stops27h 51m
Deal found 18/10$1,421
Tue 27/1019:50 -
2 stops45h 45m
Wed 11/1111:20 -
1 stop20h 39m
Deal found 18/10$1,426
Sat 7/1119:35 -
2 stops46h 00m
Wed 11/1111:20 -
1 stop20h 39m
Deal found 18/10$1,433
Sun 25/1019:50 -
2 stops45h 45m
Tue 10/1111:20 -
2 stops26h 30m
Deal found 18/10$1,437
Sat 24/1018:05 -
2 stops47h 30m
Sat 31/1017:00 -
2 stops47h 56m
Deal found 19/10$1,444
Sat 31/1017:40 -
2 stops29h 00m
Tue 10/1111:20 -
1 stop29h 36m
Deal found 18/10$1,452
Tue 27/1010:50 -
2 stops30h 45m
Sat 14/1115:00 -
2 stops40h 59m
Deal found 18/10$1,457
Mon 26/1007:50 -
2 stops33h 45m
Sat 14/1111:20 -
1 stop20h 39m
Deal found 18/10$1,460
Sat 31/1017:40 -
2 stops29h 00m
Sun 15/1111:20 -
2 stops37h 55m
Deal found 18/10$1,463
Tue 27/1005:45 -
2 stops35h 50m
Fri 13/1111:20 -
1 stop20h 39m
Deal found 18/10$1,464

Find flight deals from Ottawa to Sydney

Round-trip from

$1,421

One-way from

$971

Popular in

July

Cheapest in

May

Average price

$2,375
Air Canada
  • Air Canada
  • 22/2-22/3
  • 3 total stops
  • 75h 42m total
  • Ottawa to Sydney
Search Deals
16/4-31/12
  • 16/4-31/12
  • 2 total stops
  • 36h 55m total
  • Ottawa to Sydney
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($251 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($118 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ottawa to Sydney that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Mon 30/11

16:15-12:35

3 stops52h 20m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,014

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Wed 14/4

06:10-09:05

2 stops36h 55m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,047

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Wed 2/12

07:00-06:25

3 stops31h 25m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,076

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Sun 15/11

14:00-19:45

3 stops37h 45m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,090

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Sat 17/4

07:00-11:50

3 stops38h 50m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,095

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Tue 13/4

07:00-19:10

3 stops46h 10m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,125

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Wed 3/2

06:10-10:20

3 stops36h 10m

Sydney Kingsford Smith

Wed 3/3

20:30-00:54

1 stop20h 24m

$1,508

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Sat 31/10

06:10-06:25

2 stops33h 15m

Sydney Kingsford Smith

Sat 14/11

20:30-00:56

1 stop20h 26m

$1,516
Fastest return journey

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Mon 30/11

17:40-09:35

1 stop23h 55m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,600

OttawaSydney

YOW Ottawa - SYD Sydney Kingsford Smith

YOWSYD

Ottawa

Mon 11/1

08:40-07:10

3 stops54h 30m

Sydney Kingsford Smith

Wed 31/12

00:00-09:00

Nonstop0h 00m

$1,614

Flights are sorted by cheapest return flights first.

Deals found on 16/10

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Ottawa to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Ottawa with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Ottawa to Sydney

How far ahead should I book a flight from Ottawa to Sydney?

To ensure you get the cheapest price possible for a flight from Ottawa to Sydney, you should look to book at least 65 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Ottawa to Sydney?

Currently, May is the cheapest month in which you can book a flight from Ottawa to Sydney (average of $2,000). Flying from Ottawa to Sydney in July is currently the most expensive (average of $3,437). 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 much does it cost for a return flight from Ottawa to Sydney?

Airfare is below average for this route at the moment.

Ottawa to Sydney flights typically cost between $2,335 and $2,555 in February.
The cheapest return price found within the last 5 days was $1,421 on Air Canada (22 Feb–22 Mar).

Related info for your journey

  • How long is the flight from Ottawa to Sydney?

    United Airlines and Qantas Airways can get you from Ottawa to Sydney in just under 35h 05m. Your travel time can differ by up to 21h 10m. Airlines will cover a distance of 15862 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Ottawa to Sydney that include hotel bookings?

    Yes. In addition to deals on Ottawa to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ottawa to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ottawa to Sydney.

  • Can I find deals for business class flights from Ottawa to Sydney?

    Yes. Cheapflights offers flight deals from Ottawa to Sydney 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 Sydney?

    Currently, May is the cheapest month in which you can book a flight from Ottawa to Sydney (average of $2,000). Flying from Ottawa to Sydney in July is currently the most expensive (average of $3,437). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Lithgow
Cronulla
Terrigal
Katoomba
Randwick
Leura
Bondi Beach
Coogee

Browse thousands of different options on Cheapflights for your next trip

Fly with Cheapflights

How does Cheapflights help users find flights from Ottawa to Sydney?

Deals for Ottawa to Sydney flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ottawa to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Ottawa.

Can Cheapflights find flights from Ottawa to Sydney with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ottawa to Sydney, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ottawa to Sydney become cheaper?

Yes! Start tracking prices for Ottawa to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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