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Cheap flights from Ottawa to Ireland from €347

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 5/1. 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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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
WestJet Logo
05:55 - 09:55YOW-DUB
23h 00m1 stop
WestJet Logo
11:20 - 00:22DUB-YOW
18h 02m1 stop
€403WestJet
Find Deal
Wed, 6 May - Wed, 20 May
WestJet Logo
05:55 - 09:55YOW-DUB
23h 00m1 stop
WestJet Logo
11:20 - 00:22DUB-YOW
18h 02m1 stop
€404WestJet
Find Deal
Wed, 6 May - Wed, 20 May
Porter Airlines Logo
11:20 - 11:30YOW-DUB
19h 10m1 stop
Porter Airlines Logo
13:15 - 00:21DUB-YOW
16h 06m1 stop
€407Porter Airlines
Find Deal
Thu, 7 May - Mon, 25 May
Porter Airlines Logo
17:25 - 11:30YOW-DUB
13h 05m1 stop
Porter Airlines Logo
13:15 - 20:01DUB-YOW
11h 46m1 stop
€408Porter Airlines
Find Deal
Thu, 7 May - Mon, 25 May
WestJet Logo
05:40 - 10:00YOW-DUB
23h 20m1 stop
WestJet Logo
11:20 - 00:22DUB-YOW
18h 02m1 stop
€409WestJet
Find Deal
Mon, 20 Apr - Wed, 29 Apr
WestJet Logo
05:55 - 09:55YOW-DUB
23h 00m1 stop
WestJet Logo
09:45 - 00:22DUB-YOW
19h 37m2 stops
€412WestJet
Find Deal
Wed, 6 May - Wed, 20 May
WestJet Logo
05:55 - 09:55YOW-DUB
23h 00m1 stop
WestJet Logo
09:45 - 00:22DUB-YOW
19h 37m2 stops
€427WestJet
Find Deal
Thu, 7 May - Mon, 25 May
WestJet Logo
05:40 - 09:00YOW-DUB
23h 20m1 stop
WestJet Logo
11:30 - 00:39DUB-YOW
17h 09m1 stop
€432WestJet
Find Deal
Fri, 13 Mar - Sat, 21 Mar
WestJet Logo
05:40 - 09:00YOW-DUB
23h 20m1 stop
WestJet Logo
11:30 - 00:39DUB-YOW
17h 09m1 stop
€496WestJet
Find Deal
Fri, 13 Mar - Sat, 21 Mar
Air Canada Logo
12:05 - 07:10YOW-DUB
14h 05m1 stop
Air Canada Logo
09:00 - 16:50DUB-YOW
12h 50m2 stops
€512Air Canada
Find Deal
Thu, 11 Dec - Fri, 26 Dec

WestJet flights from Ottawa to Ireland

Our best WestJet deals on Ottawa to Ireland flight tickets
WestJet
6 May
YOW05:55Ottawa
23h 00m
1 stop
DUB09:55Dublin
20 May
DUB11:20Dublin
18h 02m
1 stop
YOW00:22Ottawa
€403
Find similar
WestJet
6 May
YOW05:55Ottawa
23h 00m
1 stop
DUB09:55Dublin
20 May
DUB11:20Dublin
18h 02m
1 stop
YOW00:22Ottawa
€404
Find similar
WestJet
20 Apr
YOW05:40Ottawa
23h 20m
1 stop
DUB10:00Dublin
29 Apr
DUB11:20Dublin
18h 02m
1 stop
YOW00:22Ottawa
€409
Find similar

Aer Lingus flights from Ottawa to Ireland

Our best Aer Lingus deals on Ottawa to Ireland flight tickets
Aer Lingus
23 Apr
YOW09:15Ottawa
14h 40m
1 stop
DUB04:55Dublin
9 May
DUB13:15Dublin
12h 55m
1 stop
YOW21:10Ottawa
€655
Find similar
Aer Lingus
23 Apr
YOW10:15Ottawa
13h 40m
1 stop
DUB04:55Dublin
10 May
DUB13:15Dublin
16h 05m
1 stop
YOW00:20Ottawa
€657
Find similar

momondo Fare Finder

 
Customise 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 13,528 searches. Data last updated 13 November 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

Wed 6/5

05:55-09:55

1 stop23h 00m

Dublin

Wed 20/5

11:20-00:22

1 stop18h 02m

€403

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 6/5

05:55-09:55

1 stop23h 00m

Dublin

Wed 20/5

11:20-00:22

1 stop18h 02m

€404

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 7/5

11:20-11:30

1 stop19h 10m

Dublin

Mon 25/5

13:15-00:21

1 stop16h 06m

€407

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 7/5

17:25-11:30

1 stop13h 05m

Dublin

Mon 25/5

13:15-20:01

1 stop11h 46m

€408

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 20/4

05:40-10:00

1 stop23h 20m

Dublin

Wed 29/4

11:20-00:22

1 stop18h 02m

€409

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 6/5

05:55-09:55

1 stop23h 00m

Dublin

Wed 20/5

09:45-00:22

2 stops19h 37m

€412

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 7/5

05:55-09:55

1 stop23h 00m

Dublin

Mon 25/5

09:45-00:22

2 stops19h 37m

€427

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Fri 13/3

05:40-09:00

1 stop23h 20m

Dublin

Sat 21/3

11:30-00:39

1 stop17h 09m

€432

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Fri 13/3

05:40-09:00

1 stop23h 20m

Dublin

Sat 21/3

11:30-00:39

1 stop17h 09m

€496

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 11/12

12:05-07:10

1 stop14h 05m

Dublin

Fri 26/12

09:00-16:50

2 stops12h 50m

€512

Flights are sorted by cheapest return 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 month of September is another great option to travel to Ireland, with average flight prices from Ottawa averaging around €566.

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

In the morning is the cheapest time of day to fly from Ottawa to Ireland when you can find flight prices for as low as €447. Flying to Ireland in the morning 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 evening when prices are around €591.

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 €635 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Ottawa for as low as €542 on momondo.

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

    Prices for flights from Ottawa Airport to Ireland were last updated today.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Ireland 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.

Why use momondo?

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

It is quick and easy to find Ottawa to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

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

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

momondo provides multiple filters to help you find the best flight to Ireland from Ottawa. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Ireland from Ottawa. 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.

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