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$1,003 Cheap flights to Ottawa

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Australia to Ottawa

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:10 - 00:25SYD  Sydney Kingsford Smith-YOW Ottawa
29h 15m2 stops Los Angeles Los Angeles Toronto Pearson Intl
Multiple Airlines Logo
07:00 - 07:05YOW  Ottawa-SYD Sydney Kingsford Smith
34h 05m2 stops Toronto Pearson Intl Los Angeles Los Angeles
$2,042Multiple Airlines
Fri, 18 Sep - Fri, 25 Sep
Multiple Airlines Logo
22:10 - 21:50SYD  Sydney Kingsford Smith-YOW Ottawa
39h 40m2 stops Doha Hamad Intl Toronto Pearson Intl
Multiple Airlines Logo
17:40 - 19:20YOW  Ottawa-SYD Sydney Kingsford Smith
33h 40m2 stops Montreal Pierre Elliott Trudeau Intl Doha Hamad Intl
$2,080Multiple Airlines
Tue, 3 Nov - Tue, 17 Nov
Multiple Airlines Logo
22:10 - 19:30SYD  Sydney Kingsford Smith-YOW Ottawa
37h 20m2 stops Doha Hamad Intl Toronto Pearson Intl
Multiple Airlines Logo
17:40 - 18:20YOW  Ottawa-SYD Sydney Kingsford Smith
32h 40m2 stops Montreal Pierre Elliott Trudeau Intl Doha Hamad Intl
$2,097Multiple Airlines
Sun, 7 Feb - Sat, 27 Feb
Air Canada Logo
10:45 - 12:05BNE  Brisbane-YOW Ottawa
64h 20m2 stops Vancouver Intl London Heathrow
Air Canada Logo
17:40 - 08:45YOW  Ottawa-BNE Brisbane
24h 05m1 stop Vancouver Intl
$2,189Air Canada
Tue, 12 Jan - Wed, 27 Jan
Multiple Airlines Logo
22:15 - 17:35BNE  Brisbane-YOW Ottawa
57h 20m2 stops Taipei City Taiwan Taoyuan Intl Toronto Pearson Intl
Multiple Airlines Logo
18:05 - 20:00YOW  Ottawa-BNE Brisbane
35h 55m2 stops Vancouver Intl Taipei City Taiwan Taoyuan Intl
$2,235Multiple Airlines
Thu, 17 Sep - Thu, 22 Oct
Air Canada Logo
11:20 - 15:59SYD  Sydney Kingsford Smith-YOW Ottawa
20h 39m1 stop Vancouver Intl
Air Canada Logo
17:40 - 09:35YOW  Ottawa-SYD Sydney Kingsford Smith
23h 55m1 stop Vancouver Intl
$2,316Air Canada
Tue, 3 Nov - Tue, 17 Nov
Air Canada Logo
11:20 - 23:11SYD  Sydney Kingsford Smith-YOW Ottawa
27h 51m2 stops Vancouver Intl Calgary
Air Canada Logo
07:45 - 09:35YOW  Ottawa-SYD Sydney Kingsford Smith
33h 50m1 stop Vancouver Intl
$2,317Air Canada
Tue, 3 Nov - Tue, 17 Nov
Multiple Airlines Logo
09:30 - 05:35SYD  Sydney Kingsford Smith-YOW Ottawa
34h 05m2 stops Los Angeles Los Angeles Calgary
Multiple Airlines Logo
07:20 - 07:00YOW  Ottawa-SYD Sydney Kingsford Smith
33h 40m3 stops Calgary Edmonton Los Angeles Los Angeles
$2,345Multiple Airlines
Thu, 10 Sep - Sat, 12 Sep
Multiple Airlines Logo
09:30 - 17:15SYD  Sydney Kingsford Smith-YOW Ottawa
45h 45m2 stops Los Angeles Los Angeles Calgary
Multiple Airlines Logo
07:20 - 07:00YOW  Ottawa-SYD Sydney Kingsford Smith
33h 40m2 stops Calgary Los Angeles Los Angeles
$2,363Multiple Airlines
Thu, 10 Sep - Sat, 12 Sep
Air Canada Logo
10:45 - 12:05BNE  Brisbane-YOW Ottawa
64h 20m2 stops Vancouver Intl London Heathrow
Air Canada Logo
17:40 - 15:30YOW  Ottawa-BNE Brisbane
30h 50m2 stops Vancouver Intl Sydney Kingsford Smith
$2,380Air Canada
Tue, 12 Jan - Wed, 27 Jan

momondo Fare Finder

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

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Fri 18/9

09:10-00:25

2 stops29h 15m

Ottawa

Fri 25/9

07:00-07:05

2 stops34h 05m

$2,042

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Tue 3/11

22:10-21:50

2 stops39h 40m

Ottawa

Tue 17/11

17:40-19:20

2 stops33h 40m

$2,080

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Sun 7/2

22:10-19:30

2 stops37h 20m

Ottawa

Sat 27/2

17:40-18:20

2 stops32h 40m

$2,097

BrisbaneOttawa

BNE Brisbane - YOW Ottawa

BNEYOW

Brisbane

Tue 12/1

10:45-12:05

2 stops64h 20m

Ottawa

Wed 27/1

17:40-08:45

1 stop24h 05m

$2,189

BrisbaneOttawa

BNE Brisbane - YOW Ottawa

BNEYOW

Brisbane

Thu 17/9

22:15-17:35

2 stops57h 20m

Ottawa

Thu 22/10

18:05-20:00

2 stops35h 55m

$2,235
Fastest return journey

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Tue 3/11

11:20-15:59

1 stop20h 39m

Ottawa

Tue 17/11

17:40-09:35

1 stop23h 55m

$2,316

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Tue 3/11

11:20-23:11

2 stops27h 51m

Ottawa

Tue 17/11

07:45-09:35

1 stop33h 50m

$2,317

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Thu 10/9

09:30-05:35

2 stops34h 05m

Ottawa

Sat 12/9

07:20-07:00

3 stops33h 40m

$2,345

SydneyOttawa

SYD Sydney Kingsford Smith - YOW Ottawa

SYDYOW

Sydney Kingsford Smith

Thu 10/9

09:30-17:15

2 stops45h 45m

Ottawa

Sat 12/9

07:20-07:00

2 stops33h 40m

$2,363

BrisbaneOttawa

BNE Brisbane - YOW Ottawa

BNEYOW

Brisbane

Tue 12/1

10:45-12:05

2 stops64h 20m

Ottawa

Wed 27/1

17:40-15:30

2 stops30h 50m

$2,380

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Ottawa flights insights and trends

Explore insights for your Ottawa flight to craft the best travel plan

What is the cheapest month to fly to Ottawa?

The month of February is, on average, the cheapest month to fly to Ottawa from Australia, with most prices found around $1,562. If you don’t want to visit Ottawa in February, then you should wait until September to fly from Australia, when ticket prices are also cheap, with an average price of $1,704.

Cheapest flights to Ottawa

Find the cheapest flights to Ottawa from your nearest city or airport
Find flights from Sydney to Ottawa
CHEAPEST MONTH TO FLY TO OTTAWA FROM SYDNEYFebruary31% cheaperFlying from Sydney to Ottawa costs on average just $1,562 in February
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM SYDNEYDecember43% more expensiveIt costs about $3,229 for flights to Ottawa from Sydney in December
MOST POPULAR MONTH TO FLY TO OTTAWA FROM SYDNEYDecember271% more users visitedMore momondo users searched in flights to Ottawa from Sydney in December than any other month

Cheap Ottawa flight deals and tips

Summary info about Ottawa flight prices, duration and airlines

Best One-Way Price

$1,003

Best Round-Trip Price

$2,042

Fastest flight time

33h 31m

Popular in

August
The best one-way flight price to Ottawa from Australia in the last 5 days is $1,003 (Perth to Ottawa).
Search Deals
The best return flight price to Ottawa from Australia in the last 5 days is $2,042 (Sydney Kingsford Smith to Ottawa).
Search Deals
The fastest flight to Ottawa from Australia takes 33h 31m (Melbourne Avalon to Ottawa).
Search Deals
August has the highest demand for flights to Ottawa, with a 17% price increase on average.
Search Deals

Frequently asked questions about flying to Ottawa

Is there an alternative airport near Ottawa?

Finding an alternative and possibly cheaper destination airport near Ottawa is possible. If you are planning a flight to Ottawa, consider booking flights to Ottawa Airport (11 km from Ottawa city centre), Mont Tremblant Intl Airport (131 km from Ottawa city centre) or Kingston Airport (150 km from Ottawa city centre).

Is there a cheaper alternative to flying into Ottawa?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in Ottawa is Ottawa Airport where the average price is $491. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to Ottawa?

Users booking trips to Ottawa from Vancouver found flights 40% cheaper than the average price of flights to Ottawa. To find the cheapest price to Ottawa from your area, use momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to Ottawa Airport?

Prices for flights to Ottawa Airport are updated daily.

How many operators does momondo search for flights to Ottawa Airport?

As of August 2026, there are 2 operators available to choose from for flights to Ottawa Airport.

How old do you have to be to fly to Ottawa 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 to Ottawa Airport.

What documentation or ID do you need to fly to Ottawa Airport?

The travel and health documents you'll need for your trip to Ottawa 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 Ottawa Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Ottawa. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Ottawa with flexible booking policies on momondo?

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

How can momondo help me find flights to Ottawa?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as filter your options to help you make an informed choice when booking flights to Ottawa.

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

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

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Find better results for your trip to Ottawa

Popular Flights to Ottawa

Sydney Kingsford Smith to Ottawa Flightsfrom $1,462
Perth to Ottawa Flightsfrom $2,396
Melbourne to Ottawa Flightsfrom $1,788
Brisbane to Ottawa Flightsfrom $1,620
Canberra to Ottawa Flightsfrom $2,344