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Look for other cheap flights to Ottawa

$1,007 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 15/9. 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

Air Canada Logo
11:20 - 22:18SYD-YOW
26h 58m2 stops
Air Canada Logo
07:45 - 09:35YOW-SYD
33h 50m1 stop
$1,747Air Canada
Find Deal
Wed, 12 Nov - Wed, 19 Nov
Air Canada Logo
11:20 - 22:18SYD-YOW
26h 58m2 stops
Air Canada Logo
10:50 - 09:35YOW-SYD
30h 45m3 stops
$1,791Air Canada
Find Deal
Wed, 12 Nov - Wed, 19 Nov
Air Canada Logo
10:20 - 22:04SYD-YOW
26h 44m2 stops
Air Canada Logo
17:50 - 22:25YOW-SYD
37h 35m2 stops
$1,819Air Canada
Find Deal
Wed, 8 Oct - Wed, 29 Oct
Logo
10:20 - 16:12SYD-YOW
20h 52m1 stop
Logo
07:45 - 08:35YOW-SYD
33h 50m1 stop
$2,162
Find Deal
Wed, 8 Oct - Wed, 29 Oct
Logo
11:20 - 00:45SYD-YOW
29h 25m2 stops
Logo
17:45 - 09:05YOW-SYD
47h 20m2 stops
$2,234
Find Deal
Wed, 10 Dec - Fri, 16 Jan
Virgin Australia Logo
21:55 - 08:23MEL-YOW
49h 28m2 stops
Virgin Australia Logo
17:50 - 21:35YOW-MEL
35h 45m2 stops
$2,273Virgin Australia
Find Deal
Sun, 5 Oct - Tue, 30 Dec
EVA Air Logo
22:15 - 00:19BNE-YOW
40h 04m2 stops
EVA Air Logo
21:55 - 20:00YOW-BNE
32h 05m2 stops
$2,434EVA Air
Find Deal
Sat, 27 Sep - Sat, 4 Oct
Virgin Australia Logo
21:55 - 08:23MEL-YOW
49h 28m2 stops
Virgin Australia Logo
17:50 - 13:05YOW-MEL
27h 15m2 stops
$2,527Virgin Australia
Find Deal
Sun, 5 Oct - Mon, 5 Jan
United Airlines Logo
12:10 - 10:26SYD-YOW
38h 16m2 stops
United Airlines Logo
06:00 - 09:15YOW-SYD
35h 15m2 stops
$2,573United Airlines
Find Deal
Wed, 10 Dec - Fri, 16 Jan
United Airlines Logo
09:30 - 18:52SYD-YOW
23h 22m2 stops
United Airlines Logo
10:37 - 08:00YOW-SYD
30h 23m2 stops
$2,693United Airlines
Find Deal
Mon, 29 Sep - Mon, 6 Oct

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 15 August 2025.
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

Wed 12/11

11:20-22:18

2 stops26h 58m

Ottawa

Wed 19/11

07:45-09:35

1 stop33h 50m

$1,747

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 12/11

11:20-22:18

2 stops26h 58m

Ottawa

Wed 19/11

10:50-09:35

3 stops30h 45m

$1,791

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 8/10

10:20-22:04

2 stops26h 44m

Ottawa

Wed 29/10

17:50-22:25

2 stops37h 35m

$1,819

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 8/10

10:20-16:12

1 stop20h 52m

Ottawa

Wed 29/10

07:45-08:35

1 stop33h 50m

$2,162

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 10/12

11:20-00:45

2 stops29h 25m

Ottawa

Fri 16/1

17:45-09:05

2 stops47h 20m

$2,234

MelbourneOttawa

MEL - YOW

MELYOW

Melbourne

Sun 5/10

21:55-08:23

2 stops49h 28m

Ottawa

Tue 30/12

17:50-21:35

2 stops35h 45m

$2,273

BrisbaneOttawa

BNE - YOW

BNEYOW

Brisbane

Sat 27/9

22:15-00:19

2 stops40h 04m

Ottawa

Sat 4/10

21:55-20:00

2 stops32h 05m

$2,434

MelbourneOttawa

MEL - YOW

MELYOW

Melbourne

Sun 5/10

21:55-08:23

2 stops49h 28m

Ottawa

Mon 5/1

17:50-13:05

2 stops27h 15m

$2,527

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Wed 10/12

12:10-10:26

2 stops38h 16m

Ottawa

Fri 16/1

06:00-09:15

2 stops35h 15m

$2,573

SydneyOttawa

SYD - YOW

SYDYOW

Sydney Kingsford Smith

Mon 29/9

09:30-18:52

2 stops23h 22m

Ottawa

Mon 6/10

10:37-08:00

2 stops30h 23m

$2,693

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 June is, on average, the cheapest month to fly to Ottawa from Australia, with most prices found around $1,691. If you don’t want to visit Ottawa in June, then you should wait until August to fly from Australia, when ticket prices are also cheap, with an average price of $2,122.

What is the cheapest day to depart on your flight to Ottawa?

On average, the least expensive day to fly to Ottawa from Australia is on a Sunday. momondo users have found tickets for Sunday departures for as low as $2,106. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Ottawa is Friday, with ticket prices averaging around $3,125.

What is the cheapest time of day to depart on your flight to Ottawa?

Our most recent data shows that the best time of day to fly to Ottawa is in the morning. Flights from Australia to Ottawa during this time can be as low as $2,631. Try not to purchase tickets in the afternoon because they tend to be around $3,284. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Ottawa?

You are more likely to see cheaper flights to Ottawa from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Ottawa for around $2,497 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ottawa from Australia for as low as $1,829 on momondo.

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 SYDNEYJune33% cheaperFlying from Sydney to Ottawa costs on average just $1,691 in June
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM SYDNEYDecember39% more expensiveIt costs about $3,476 for flights to Ottawa from Sydney in December
MOST POPULAR MONTH TO FLY TO OTTAWA FROM SYDNEYJune600% 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

$1,007

Best Round-Trip Price

$1,747

Fastest flight time

20h 52m

Popular in

January
The best one-way flight price to Ottawa from Australia in the last 72 hours is $1,007 (Perth to Ottawa).
Search Deals
The best round-trip flight price to Ottawa from Australia in the last 72 hours is $1,747 (Sydney Kingsford Smith to Ottawa).
Search Deals
The fastest flight to Ottawa from Australia takes 20h 52m (Sydney Kingsford Smith to Ottawa).
Search Deals
January has the highest demand for flights to Ottawa, with a 10% price increase on average.
Search Deals

Frequently asked questions about flying to Ottawa

How far in advance should I book a flight to Ottawa?

In general, most travellers find the cheapest time to book a flight to Ottawa is about 52 days prior to their departure date, when tickets on average are $2,497. Keep in mind that you might also find cheap flights to Ottawa outside of this time window. In fact, momondo users recently found flights from Australia to Ottawa for $1,379.

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 $386. 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 Los Angeles found flights 19% 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 2025, there are 5 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 $1,498
Perth to Ottawa Flightsfrom $1,397
Sydney Kingsford Smith to Ottawa Flightsfrom $1,105
Melbourne to Ottawa Flightsfrom $1,456
Canberra to Ottawa Flightsfrom $1,464