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Look for other cheap flights to Ottawa

$849 Cheap flights to Ottawa

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Ottawa departing on 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Australia to Ottawa

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
11:20 - 09:41
SYD
-
YOW
38h 21m
2 stops
Air Canada Logo
17:50 - 09:35
YOW
-
SYD
23h 45m
1 stop
$1,730Air Canada
Mon, 16 Feb - Tue, 3 Mar
Air Canada Logo
11:20 - 06:43
SYD
-
YOW
35h 23m
1 stop
Air Canada Logo
17:50 - 09:35
YOW
-
SYD
23h 45m
1 stop
$1,732Air Canada
Mon, 16 Feb - Tue, 3 Mar
Air Canada Logo
10:45 - 06:43
BNE
-
YOW
34h 58m
1 stop
Air Canada Logo
17:35 - 08:45
YOW
-
BNE
48h 10m
2 stops
$1,748Air Canada
Sun, 15 Feb - Sun, 22 Feb
Air Canada Logo
09:00 - 15:45
SYD
-
YOW
22h 45m
2 stops
Air Canada Logo
07:15 - 09:35
YOW
-
SYD
34h 20m
2 stops
$1,766Air Canada
Mon, 16 Feb - Tue, 3 Mar
Air Canada Logo
11:20 - 15:00
SYD
-
YOW
43h 40m
2 stops
Air Canada Logo
19:55 - 09:35
YOW
-
SYD
45h 40m
2 stops
$1,782Air Canada
Mon, 2 Feb - Mon, 2 Mar
Air Canada Logo
14:05 - 06:43
BNE
-
YOW
55h 38m
2 stops
Air Canada Logo
17:35 - 08:45
YOW
-
BNE
48h 10m
2 stops
$1,788Air Canada
Wed, 18 Feb - Sun, 22 Feb
Multiple Airlines Logo
07:10 - 06:43
MEL
-
YOW
39h 33m
2 stops
Multiple Airlines Logo
17:50 - 16:40
YOW
-
MEL
30h 50m
2 stops
$1,800Multiple Airlines
Mon, 16 Feb - Mon, 23 Feb
Multiple Airlines Logo
13:45 - 16:53
MEL
-
YOW
43h 08m
3 stops
Multiple Airlines Logo
06:45 - 12:25
YOW
-
MEL
38h 40m
3 stops
$1,836Multiple Airlines
Wed, 4 Mar - Wed, 11 Mar
Virgin Australia Logo
19:05 - 15:45
CBR
-
YOW
36h 40m
3 stops
Virgin Australia Logo
07:45 - 17:50
YOW
-
CBR
42h 05m
3 stops
$2,725Virgin Australia
Sun, 15 Feb - Sun, 22 Feb
United Airlines Logo
11:40 - 10:26
BNE
-
YOW
37h 46m
2 stops
United Airlines Logo
15:15 - 07:30
YOW
-
BNE
25h 15m
2 stops
$3,324United Airlines
Sun, 15 Feb - Sun, 22 Feb

momondo Fare Finder

 
Locate flights to Ottawa that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 19 January 2026.
Use the filters below to find and compare flights to Ottawa that are best for you.

Fly from

Route

Depart

Return

Price

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 16/2

11:20-09:41

2 stops38h 21m

Ottawa

Tue 3/3

17:50-09:35

1 stop23h 45m

$1,730

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 16/2

11:20-06:43

1 stop35h 23m

Ottawa

Tue 3/3

17:50-09:35

1 stop23h 45m

$1,732

BrisbaneOttawa

BNE - YOW

BNEYOW

Brisbane

Sun 15/2

10:45-06:43

1 stop34h 58m

Ottawa

Sun 22/2

17:35-08:45

2 stops48h 10m

$1,748

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 16/2

09:00-15:45

2 stops22h 45m

Ottawa

Tue 3/3

07:15-09:35

2 stops34h 20m

$1,766

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 2/2

11:20-15:00

2 stops43h 40m

Ottawa

Mon 2/3

19:55-09:35

2 stops45h 40m

$1,782

BrisbaneOttawa

BNE - YOW

BNEYOW

Brisbane

Wed 18/2

14:05-06:43

2 stops55h 38m

Ottawa

Sun 22/2

17:35-08:45

2 stops48h 10m

$1,788

MelbourneOttawa

MEL - YOW

MELYOW

Melbourne

Mon 16/2

07:10-06:43

2 stops39h 33m

Ottawa

Mon 23/2

17:50-16:40

2 stops30h 50m

$1,800

MelbourneOttawa

MEL - YOW

MELYOW

Melbourne

Wed 4/3

13:45-16:53

3 stops43h 08m

Ottawa

Wed 11/3

06:45-12:25

3 stops38h 40m

$1,836

CanberraOttawa

CBR - YOW

CBRYOW

Canberra

Sun 15/2

19:05-15:45

3 stops36h 40m

Ottawa

Sun 22/2

07:45-17:50

3 stops42h 05m

$2,724

BrisbaneOttawa

BNE - YOW

BNEYOW

Brisbane

Sun 15/2

11:40-10:26

2 stops37h 46m

Ottawa

Sun 22/2

15:15-07:30

2 stops25h 15m

$3,324

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Ottawa from

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 June is, on average, the cheapest month to fly to Ottawa from Australia, with most prices found around $1,649. If you don’t want to visit Ottawa in June, then you should wait until March to fly from Australia, when ticket prices are also cheap, with an average price of $1,945.

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 SYDNEYJune31% cheaperFlying from Sydney to Ottawa costs on average just $1,649 in June
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM SYDNEYDecember43% more expensiveIt costs about $3,433 for flights to Ottawa from Sydney in December
MOST POPULAR MONTH TO FLY TO OTTAWA FROM SYDNEYJune727% more users visitedMore momondo users searched in flights to Ottawa from Sydney in June than any other month

Cheap Ottawa flight deals and tips

Summary info about Ottawa flight prices, duration and airlines

Best One-Way Price

$849

Best Round-Trip Price

$1,730

Fastest flight time

40h 44m

Popular in

January
The best one-way flight price to Ottawa from Australia in the last 72 hours is $849 (Brisbane to Ottawa).
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The best round-trip flight price to Ottawa from Australia in the last 72 hours is $1,730 (Sydney Kingsford Smith to Ottawa).
Search Deals
The fastest flight to Ottawa from Australia takes 40h 44m (Sydney Kingsford Smith to Ottawa).
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January has the highest demand for flights to Ottawa, with a 8% 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 $615. Users typically find the best prices when using 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 January 2026, there are 3 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

Popular routes according to searches in the past day on momondo
Brisbane to Ottawa Flightsfrom $1,535
Melbourne to Ottawa Flightsfrom $1,148
Sydney Kingsford Smith to Ottawa Flightsfrom $1,234
Canberra to Ottawa Flightsfrom $1,432
Perth to Ottawa Flightsfrom $1,738