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Flights to Ottawa

€306 Cheap flights to Ottawa

1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ireland to Ottawa

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:40 - 00:20DUB  Dublin-YOW Ottawa
18h 40m1 stop Toronto Pearson Intl
Multiple Airlines Logo
10:00 - 11:30YOW  Ottawa-DUB Dublin
20h 30m1 stop Toronto Pearson Intl
€501Multiple Airlines
Fri, 2 Oct - Thu, 15 Oct
Multiple Airlines Logo
10:40 - 00:20DUB  Dublin-YOW Ottawa
18h 40m1 stop Toronto Pearson Intl
Multiple Airlines Logo
12:25 - 11:30YOW  Ottawa-DUB Dublin
18h 05m2 stops Winnipeg Toronto Pearson Intl
€506Multiple Airlines
Fri, 2 Oct - Thu, 15 Oct
Multiple Airlines Logo
17:15 - 20:00ORK  Cork-YOW Ottawa
31h 45m2 stops London Stansted Toronto Pearson Intl
Multiple Airlines Logo
19:40 - 14:15YOW  Ottawa-ORK Cork
13h 35m1 stop London Gatwick
€531Multiple Airlines
Wed, 7 Oct - Sun, 11 Oct
Multiple Airlines Logo
06:50 - 00:25DUB  Dublin-YOW Ottawa
22h 35m2 stops London Gatwick Toronto Pearson Intl
Multiple Airlines Logo
12:25 - 11:30YOW  Ottawa-DUB Dublin
18h 05m2 stops Winnipeg Toronto Pearson Intl
€532Multiple Airlines
Fri, 2 Oct - Thu, 15 Oct
Multiple Airlines Logo
06:55 - 20:00DUB  Dublin-YOW Ottawa
18h 05m2 stops London Gatwick Toronto Pearson Intl
Multiple Airlines Logo
16:00 - 17:00YOW  Ottawa-DUB Dublin
20h 00m2 stops Toronto Pearson Intl London Gatwick
€535Multiple Airlines
Sat, 3 Oct - Tue, 6 Oct
Multiple Airlines Logo
10:40 - 00:20DUB  Dublin-YOW Ottawa
18h 40m1 stop Toronto Pearson Intl
Multiple Airlines Logo
16:00 - 11:30YOW  Ottawa-DUB Dublin
14h 30m1 stop Toronto Pearson Intl
€536Multiple Airlines
Fri, 2 Oct - Thu, 15 Oct
Multiple Airlines Logo
18:25 - 12:40DUB  Dublin-YOW Ottawa
23h 15m1 stop London Gatwick
Multiple Airlines Logo
20:55 - 11:30YOW  Ottawa-DUB Dublin
9h 35m1 stop Toronto Pearson Intl
€538Multiple Airlines
Sat, 3 Oct - Tue, 6 Oct
Multiple Airlines Logo
18:25 - 12:40DUB  Dublin-YOW Ottawa
23h 15m1 stop London Gatwick
Multiple Airlines Logo
20:55 - 11:30YOW  Ottawa-DUB Dublin
9h 35m1 stop Toronto Pearson Intl
€538Multiple Airlines
Sat, 3 Oct - Sat, 10 Oct
Air Canada Logo
09:00 - 19:30DUB  Dublin-YOW Ottawa
15h 30m1 stop Toronto Pearson Intl
Air Canada Logo
19:35 - 07:10YOW  Ottawa-DUB Dublin
30h 35m1 stop Toronto Pearson Intl
€640Air Canada
Thu, 24 Dec - Wed, 6 Jan
Air Canada Logo
09:20 - 17:10DUB  Dublin-YOW Ottawa
12h 50m1 stop Toronto Pearson Intl
Air Canada Logo
18:00 - 08:15YOW  Ottawa-DUB Dublin
9h 15m1 stop Toronto Pearson Intl
€642Air Canada
Fri, 16 Oct - Mon, 19 Oct

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

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 2/10

10:40-00:20

1 stop18h 40m

Ottawa

Thu 15/10

10:00-11:30

1 stop20h 30m

€501

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 2/10

10:40-00:20

1 stop18h 40m

Ottawa

Thu 15/10

12:25-11:30

2 stops18h 05m

€506

CorkOttawa

ORK Cork - YOW Ottawa

ORKYOW

Cork

Wed 7/10

17:15-20:00

2 stops31h 45m

Ottawa

Sun 11/10

19:40-14:15

1 stop13h 35m

€531

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 2/10

06:50-00:25

2 stops22h 35m

Ottawa

Thu 15/10

12:25-11:30

2 stops18h 05m

€532

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 3/10

06:55-20:00

2 stops18h 05m

Ottawa

Tue 6/10

16:00-17:00

2 stops20h 00m

€535

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 2/10

10:40-00:20

1 stop18h 40m

Ottawa

Thu 15/10

16:00-11:30

1 stop14h 30m

€536

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 3/10

18:25-12:40

1 stop23h 15m

Ottawa

Tue 6/10

20:55-11:30

1 stop9h 35m

€538

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Sat 3/10

18:25-12:40

1 stop23h 15m

Ottawa

Sat 10/10

20:55-11:30

1 stop9h 35m

€538

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Thu 24/12

09:00-19:30

1 stop15h 30m

Ottawa

Wed 6/1

19:35-07:10

1 stop30h 35m

€640
Fastest return journey

DublinOttawa

DUB Dublin - YOW Ottawa

DUBYOW

Dublin

Fri 16/10

09:20-17:10

1 stop12h 50m

Ottawa

Mon 19/10

18:00-08:15

1 stop9h 15m

€642

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 cheapest month to fly to Ottawa from Ireland is in March. Flight prices, which tend to average around €486, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Ottawa from Ireland during February instead. Flights to Ottawa in February, while not as cheap as those in March, still average around €562.

Cheapest flights to Ottawa

Find the cheapest flights to Ottawa from your nearest city or airport
Find flights from Dublin to Ottawa
CHEAPEST MONTH TO FLY TO OTTAWA FROM DUBLINMarch24% cheaperFlying from Dublin to Ottawa costs on average just €486 in March
MOST EXPENSIVE MONTH TO FLY TO OTTAWA FROM DUBLINJune19% more expensiveIt costs about €764 for flights to Ottawa from Dublin in June
MOST POPULAR MONTH TO FLY TO OTTAWA FROM DUBLINDecember537% more users visitedMore momondo users searched in flights to Ottawa from Dublin 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

€306

Best Round-Trip Price

€501

Fastest flight time

25h 20m

Popular in

June
The best one-way flight price to Ottawa from Ireland in the last 5 days is €306 (Dublin to Ottawa).
Search Deals
The best return flight price to Ottawa from Ireland in the last 5 days is €501 (Dublin to Ottawa).
Search Deals
The fastest flight to Ottawa from Ireland takes 25h 20m (Dublin to Ottawa).
Search Deals
June has the highest demand for flights to Ottawa, with a 6% 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 €261. 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 were last updated today.

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

There is 1 operator available for flights to Ottawa Airport as of September 2026.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for 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 collates all your flight options in one place and lets you filter them to find the perfect flight to Ottawa. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Ottawa with this policy.

How can momondo help me find flights to Ottawa?

Once you have performed a search for flights to Ottawa, momondo helps you find the right flight 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 to Ottawa right now. Can momondo alert me if prices change?

If you are not ready to book a flight to Ottawa now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Ottawa and let you know when they change.

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Find better results for your trip to Ottawa

Popular Flights to Ottawa

Dublin to Ottawa Flightsfrom €576
Cork to Ottawa Flightsfrom €610