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Cheap flights from Ottawa to Ireland from C$ 249

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ottawa to Ireland departing on 14/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ottawa to Ireland

Cheap round-trip flights

Air Canada Logo
6:40 p.m. - 7:45 a.m.YOW-DUB
8h 05m1 stop
Air Canada Logo
9:50 a.m. - 11:04 p.m.DUB-YOW
18h 14m2 stops
C$ 725Air Canada
Find Deal
Mon, 29 Sep - Mon, 20 Oct
Air Canada Logo
8:25 p.m. - 7:10 a.m.YOW-DUB
29h 45m1 stop
Air Canada Logo
8:00 a.m. - 6:38 p.m.DUB-YOW
14h 38m1 stop
C$ 728Air Canada
Find Deal
Mon, 12 Jan - Wed, 11 Mar
Air Canada Logo
2:40 p.m. - 8:15 a.m.YOW-DUB
12h 35m2 stops
Air Canada Logo
9:50 a.m. - 3:04 p.m.DUB-YOW
10h 14m1 stop
C$ 732Air Canada
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Lufthansa Logo
5:55 p.m. - 8:15 a.m.YOW-DUB
9h 20m1 stop
Lufthansa Logo
9:50 a.m. - 5:04 p.m.DUB-YOW
12h 14m1 stop
C$ 736Lufthansa
Find Deal
Tue, 14 Oct - Tue, 21 Oct
Multiple Airlines Logo
5:05 p.m. - 11:30 a.m.YOW-DUB
13h 25m1 stop
Multiple Airlines Logo
9:50 p.m. - 4:58 p.m.DUB-YOW
48h 08m2 stops
C$ 746Multiple Airlines
Find Deal
Thu, 16 Oct - Wed, 22 Oct
Multiple Airlines Logo
5:05 p.m. - 11:30 a.m.YOW-DUB
13h 25m1 stop
Multiple Airlines Logo
9:00 p.m. - 4:58 p.m.DUB-YOW
48h 58m2 stops
C$ 765Multiple Airlines
Find Deal
Fri, 17 Oct - Wed, 22 Oct
United Airlines Logo
6:20 a.m. - 7:30 a.m.YOW-DUB
20h 10m2 stops
United Airlines Logo
1:35 p.m. - 2:30 p.m.DUB-YOW
28h 55m2 stops
C$ 798United Airlines
Find Deal
Mon, 12 Jan - Thu, 12 Mar
United Airlines Logo
5:25 p.m. - 9:45 a.m.YOW-DUB
11h 20m1 stop
United Airlines Logo
1:35 p.m. - 10:26 a.m.DUB-YOW
24h 51m2 stops
C$ 800United Airlines
Find Deal
Wed, 15 Oct - Tue, 28 Oct
Aer Lingus Logo
10:20 a.m. - 5:15 a.m.YOW-DUB
13h 55m1 stop
Aer Lingus Logo
1:00 p.m. - 11:08 p.m.DUB-YOW
15h 08m1 stop
C$ 814Aer Lingus
Find Deal
Fri, 30 Jan - Mon, 9 Feb
Aer Lingus Logo
9:15 a.m. - 5:15 a.m.YOW-DUB
15h 00m1 stop
Aer Lingus Logo
1:00 p.m. - 11:08 p.m.DUB-YOW
15h 08m1 stop
C$ 863Aer Lingus
Find Deal
Sat, 31 Jan - Sun, 8 Feb

Air Canada flights from Ottawa to Ireland

Our best Air Canada deals on Ottawa to Ireland flight tickets
Air Canada
22 Sep
YOW6:40 p.m.Ottawa
8h 05m
1 stop
DUB7:45 a.m.Dublin
7 Oct
DUB9:20 a.m.Dublin
12h 47m
2 stops
YOW5:07 p.m.Ottawa
C$ 678
Find similar
Air Canada
22 Sep
YOW6:40 p.m.Ottawa
8h 05m
1 stop
DUB7:45 a.m.Dublin
7 Oct
DUB9:20 a.m.Dublin
9h 31m
1 stop
YOW1:51 p.m.Ottawa
C$ 684
Find similar
Air Canada
22 Sep
YOW6:40 p.m.Ottawa
8h 05m
1 stop
DUB7:45 a.m.Dublin
7 Oct
DUB9:20 a.m.Dublin
12h 47m
2 stops
YOW5:07 p.m.Ottawa
C$ 687
Find similar

United Airlines flights from Ottawa to Ireland

Our best United Airlines deals on Ottawa to Ireland flight tickets
United Airlines
12 Jan
YOW6:20 a.m.Ottawa
20h 10m
2 stops
DUB7:30 a.m.Dublin
12 Mar
DUB1:35 p.m.Dublin
28h 55m
2 stops
YOW2:30 p.m.Ottawa
C$ 798
Find similar
United Airlines
15 Oct
YOW5:25 p.m.Ottawa
11h 20m
1 stop
DUB9:45 a.m.Dublin
28 Oct
DUB1:35 p.m.Dublin
24h 51m
2 stops
YOW10:26 a.m.Ottawa
C$ 800
Find similar
United Airlines
30 Sep
YOW7:29 p.m.Ottawa
9h 51m
1 stop
DUB10:20 a.m.Dublin
20 Oct
DUB8:50 a.m.Dublin
30h 08m
1 stop
YOW9:58 a.m.Ottawa
C$ 804
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Ottawa to Ireland 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 96,600 searches. Data last updated 16 September 2025.
Use the filters below to find and compare flights from Ottawa to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 29/9

6:40 p.m.-7:45 a.m.

1 stop8h 05m

Dublin

Mon 20/10

9:50 a.m.-11:04 p.m.

2 stops18h 14m

C$ 725

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 12/1

8:25 p.m.-7:10 a.m.

1 stop29h 45m

Dublin

Wed 11/3

8:00 a.m.-6:38 p.m.

1 stop14h 38m

C$ 728

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Tue 14/10

2:40 p.m.-8:15 a.m.

2 stops12h 35m

Dublin

Tue 21/10

9:50 a.m.-3:04 p.m.

1 stop10h 14m

C$ 732

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Tue 14/10

5:55 p.m.-8:15 a.m.

1 stop9h 20m

Dublin

Tue 21/10

9:50 a.m.-5:04 p.m.

1 stop12h 14m

C$ 736

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 16/10

5:05 p.m.-11:30 a.m.

1 stop13h 25m

Dublin

Wed 22/10

9:50 p.m.-4:58 p.m.

2 stops48h 08m

C$ 746

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Fri 17/10

5:05 p.m.-11:30 a.m.

1 stop13h 25m

Dublin

Wed 22/10

9:00 p.m.-4:58 p.m.

2 stops48h 58m

C$ 765

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 12/1

6:20 a.m.-7:30 a.m.

2 stops20h 10m

Dublin

Thu 12/3

1:35 p.m.-2:30 p.m.

2 stops28h 55m

C$ 798

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 15/10

5:25 p.m.-9:45 a.m.

1 stop11h 20m

Dublin

Tue 28/10

1:35 p.m.-10:26 a.m.

2 stops24h 51m

C$ 800

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Fri 30/1

10:20 a.m.-5:15 a.m.

1 stop13h 55m

Dublin

Mon 9/2

1:00 p.m.-11:08 p.m.

1 stop15h 08m

C$ 814

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 31/1

9:15 a.m.-5:15 a.m.

1 stop15h 00m

Dublin

Sun 8/2

1:00 p.m.-11:08 p.m.

1 stop15h 08m

C$ 863

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

How to get the cheapest flight ticket from Ottawa to Ireland

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 Ireland?

The cheapest month to fly to Ireland from Ottawa is in August. Flight prices, which tend to average around C$ 915, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Ireland from Ottawa during July instead. Flights to Ireland in July, while not as cheap as those in August, still average around C$ 917.

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

The cheapest day to depart from Ottawa to Ireland is on a Monday when prices can be found for as low as C$ 1,070. The most expensive day to fly to Ireland is Friday, with ticket prices averaging around C$ 1,157.

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

In the evening is the cheapest time of day to fly from Ottawa to Ireland when you can find flight prices for as low as C$ 1,026. Flying to Ireland in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Ireland is in the morning when prices are around C$ 1,157.

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

You are more likely to see cheaper flights to Ireland from Ottawa when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around C$ 1,001 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Ottawa for as low as C$ 841 on momondo.

Can stopping save me money on Ottawa to Ireland flights?

You could potentially save up to 55% on your flight if you consider stops on a Ottawa to Ireland flight.

Cheap Ottawa to Ireland flight deals and tips

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

Direct flights

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

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

    Prices for flights from Ottawa Airport to Ireland refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ottawa Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The travel and health documents you'll need for your trip to Ireland 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 license and a passport that is valid for six months after your intended arrival at Ireland. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ottawa to Ireland

Compare and see reviews for airlines that fly from Ottawa to Ireland with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 633Free CancellationRating
7.2
3,093 reviews
Search WestJet flights
Aer LingusPriceFrom C$ 693Free CancellationRating
7.2
1,274 reviews
Search Aer Lingus flights
Air TransatPriceFrom C$ 719Free CancellationRating
7.7
438 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 822Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
Air CanadaPriceFrom C$ 840Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
LufthansaPriceFrom C$ 857Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
Air FrancePriceFrom C$ 880Free CancellationRating
7.4
1,468 reviews
Search Air France flights
United AirlinesPriceFrom C$ 928Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights

Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ottawa to Ireland.

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

Price alerts on flights to Ireland from Ottawa are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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Find better results for your trip to Ireland

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