Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Ireland to Ottawa from €285

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Ottawa departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Voted the Winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Ireland to Ottawa

Recent return flight deals from Ireland to Ottawa

Air Transat Logo
13:15 - 21:00DUB-YOW
12h 45m1 stop
Air Transat Logo
17:05 - 11:30YOW-DUB
13h 25m1 stop
€459Air Transat
Find Deal
Fri, 3 Oct - Thu, 16 Oct
Multiple Airlines Logo
12:50 - 13:03DUB-YOW
29h 13m2 stops
Multiple Airlines Logo
17:05 - 11:30YOW-DUB
13h 25m1 stop
€467Multiple Airlines
Find Deal
Fri, 3 Oct - Thu, 16 Oct
Air Canada Logo
09:00 - 18:38DUB-YOW
14h 38m1 stop
Air Canada Logo
09:15 - 07:10YOW-DUB
16h 55m1 stop
€515Air Canada
Find Deal
Sat, 13 Dec - Sun, 4 Jan
Air Canada Logo
09:00 - 15:23DUB-YOW
11h 23m1 stop
Air Canada Logo
20:00 - 07:30YOW-DUB
30h 30m2 stops
€546Air Canada
Find Deal
Sat, 13 Dec - Sun, 4 Jan
Lufthansa Logo
11:45 - 17:37DUB-YOW
33h 52m2 stops
Lufthansa Logo
16:10 - 07:10YOW-DUB
10h 00m1 stop
€550Lufthansa
Find Deal
Tue, 28 Oct - Tue, 4 Nov
United Airlines Logo
13:35 - 22:05DUB-YOW
13h 30m1 stop
United Airlines Logo
17:25 - 09:45YOW-DUB
11h 20m1 stop
€573United Airlines
Find Deal
Fri, 3 Oct - Thu, 16 Oct
United Airlines Logo
08:50 - 14:13DUB-YOW
10h 23m1 stop
United Airlines Logo
19:29 - 10:20YOW-DUB
9h 51m1 stop
€574United Airlines
Find Deal
Fri, 3 Oct - Thu, 16 Oct
TAP AIR PORTUGAL Logo
04:25 - 18:38DUB-YOW
19h 13m2 stops
TAP AIR PORTUGAL Logo
20:00 - 16:10YOW-DUB
15h 10m2 stops
€845TAP AIR PORTUGAL
Find Deal
Fri, 6 Feb - Fri, 13 Feb
TAP AIR PORTUGAL Logo
04:25 - 18:38DUB-YOW
19h 13m2 stops
TAP AIR PORTUGAL Logo
14:05 - 10:20YOW-DUB
15h 15m2 stops
€976TAP AIR PORTUGAL
Find Deal
Fri, 12 Dec - Sun, 4 Jan
Lufthansa Logo
05:10 - 14:08DUB-YOW
13h 58m2 stops
Lufthansa Logo
16:10 - 07:10YOW-DUB
10h 00m1 stop
€1,562Lufthansa
Find Deal
Sat, 7 Feb - Sat, 14 Feb

Air Canada flights from Ireland to Ottawa

Our best Air Canada deals on Ireland to Ottawa flight tickets
Air Canada
22 Sept
DUB09:20Dublin
12h 47m
2 stops
YOW17:07Ottawa
6 Oct
YOW11:05Ottawa
15h 40m
1 stop
DUB07:45Dublin
€509
Find similar
Air Canada
22 Sept
DUB09:20Dublin
9h 31m
1 stop
YOW13:51Ottawa
6 Oct
YOW14:40Ottawa
12h 05m
1 stop
DUB07:45Dublin
€511
Find similar
Air Canada
13 Dec
DUB09:00Dublin
14h 38m
1 stop
YOW18:38Ottawa
4 Jan
YOW09:15Ottawa
16h 55m
1 stop
DUB07:10Dublin
€515
Find similar

United Airlines flights from Ireland to Ottawa

Our best United Airlines deals on Ireland to Ottawa flight tickets
United Airlines
3 Oct
DUB13:35Dublin
13h 30m
1 stop
YOW22:05Ottawa
16 Oct
YOW17:25Ottawa
11h 20m
1 stop
DUB09:45Dublin
€573
Find similar
United Airlines
3 Oct
DUB08:50Dublin
10h 23m
1 stop
YOW14:13Ottawa
16 Oct
YOW19:29Ottawa
9h 51m
1 stop
DUB10:20Dublin
€574
Find similar
United Airlines
13 Dec
DUB09:30Dublin
16h 48m
2 stops
YOW21:18Ottawa
4 Jan
YOW12:05Ottawa
14h 25m
2 stops
DUB07:30Dublin
€575
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Ottawa that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Ireland to Ottawa that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 3/10

13:15-21:00

1 stop12h 45m

Ottawa

Thu 16/10

17:05-11:30

1 stop13h 25m

€459

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 3/10

12:50-13:03

2 stops29h 13m

Ottawa

Thu 16/10

17:05-11:30

1 stop13h 25m

€467

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 13/12

09:00-18:38

1 stop14h 38m

Ottawa

Sun 4/1

09:15-07:10

1 stop16h 55m

€515

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 13/12

09:00-15:23

1 stop11h 23m

Ottawa

Sun 4/1

20:00-07:30

2 stops30h 30m

€546

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 28/10

11:45-17:37

2 stops33h 52m

Ottawa

Tue 4/11

16:10-07:10

1 stop10h 00m

€550

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 3/10

13:35-22:05

1 stop13h 30m

Ottawa

Thu 16/10

17:25-09:45

1 stop11h 20m

€573

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 3/10

08:50-14:13

1 stop10h 23m

Ottawa

Thu 16/10

19:29-10:20

1 stop9h 51m

€574

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 6/2

04:25-18:38

2 stops19h 13m

Ottawa

Fri 13/2

20:00-16:10

2 stops15h 10m

€845

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Fri 12/12

04:25-18:38

2 stops19h 13m

Ottawa

Sun 4/1

14:05-10:20

2 stops15h 15m

€976

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Sat 7/2

05:10-14:08

2 stops13h 58m

Ottawa

Sat 14/2

16:10-07:10

1 stop10h 00m

€1,562

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

How to get the cheapest flight ticket from Ireland to Ottawa

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ottawa?

The cheapest month to fly to Ottawa from Ireland is in September. Flight prices, which tend to average around €520, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Ottawa from Ireland during February instead. Flights to Ottawa in February, while not as cheap as those in September, still average around €540.

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

The cheapest day to depart from Ireland to Ottawa is on a Thursday when prices can be found for as low as €569. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Ottawa for around €782.

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

Flying to Ottawa from Ireland at midday is the least expensive time of day to depart. momondo users have found prices as low as €593 when looking at flights departing at midday. In contrast, the most expensive time of day to depart to Ottawa is in the morning when prices are around €612.

Cheap Ireland to Ottawa flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Ottawa

Direct flights

None
There are no direct flights from Ireland to Ottawa. There are no popular flight routes from Ireland to Ottawa.
Search flight deals

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

    Prices for flights from Ireland to Ottawa Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Ireland 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 from Ireland to Ottawa Airport.

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

    The necessary travel and health documents for your Ottawa Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to Ottawa

Compare and see reviews for airlines that fly from Ireland to Ottawa with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom €436Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Aer LingusPriceFrom €563Free CancellationRating
7.2
1,274 reviews
Search Aer Lingus flights

Why use momondo?

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

Finding the right flight to Ottawa from Ireland is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ottawa quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Ottawa from Ireland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ireland to Ottawa?

Once all potential Ireland to Ottawa flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Ottawa from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ottawa trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 16/10
Thu 23/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Canada