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Cheap flights from Ottawa to Ireland from €242

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 9/8. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Ottawa to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
WestJet Logo
18:25 - 08:40
YOW
-
DUB
33h 15m
2 stops
WestJet Logo
10:00 - 00:20
DUB
-
YOW
19h 20m
2 stops
€440WestJet
Tue, 13 Oct - Thu, 22 Oct
WestJet Logo
18:25 - 08:20
YOW
-
DUB
32h 55m
2 stops
WestJet Logo
09:40 - 00:20
DUB
-
YOW
19h 40m
2 stops
€445WestJet
Sat, 3 Oct - Sat, 10 Oct
WestJet Logo
18:25 - 09:20
YOW
-
DUB
9h 55m
1 stop
WestJet Logo
09:40 - 00:20
DUB
-
YOW
19h 40m
2 stops
€451WestJet
Sat, 3 Oct - Sat, 10 Oct
WestJet Logo
06:50 - 08:20
YOW
-
DUB
44h 30m
2 stops
WestJet Logo
10:10 - 00:20
DUB
-
YOW
19h 10m
2 stops
€457WestJet
Mon, 5 Oct - Tue, 20 Oct
WestJet Logo
06:50 - 08:20
YOW
-
DUB
44h 30m
2 stops
WestJet Logo
10:10 - 00:20
DUB
-
YOW
19h 10m
2 stops
€458WestJet
Mon, 5 Oct - Tue, 20 Oct
WestJet Logo
18:25 - 08:20
YOW
-
DUB
32h 55m
2 stops
WestJet Logo
10:40 - 00:20
DUB
-
YOW
18h 40m
1 stop
€467WestJet
Mon, 31 Aug - Sun, 6 Sep
WestJet Logo
18:25 - 10:45
YOW
-
DUB
11h 20m
1 stop
WestJet Logo
12:15 - 17:35
DUB
-
YOW
10h 20m
1 stop
€469WestJet
Mon, 31 Aug - Sun, 6 Sep
WestJet Logo
18:25 - 09:20
YOW
-
DUB
9h 55m
1 stop
WestJet Logo
10:00 - 00:20
DUB
-
YOW
19h 20m
2 stops
€470WestJet
Thu, 24 Sep - Thu, 1 Oct
WestJet Logo
18:25 - 09:20
YOW
-
DUB
9h 55m
1 stop
WestJet Logo
10:00 - 00:20
DUB
-
YOW
19h 20m
2 stops
€471WestJet
Thu, 24 Sep - Thu, 1 Oct
WestJet Logo
06:55 - 09:20
YOW
-
DUB
21h 25m
1 stop
WestJet Logo
11:20 - 17:35
DUB
-
YOW
11h 15m
1 stop
€475WestJet
Thu, 24 Sep - Sat, 3 Oct

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WestJet flights from Ottawa to Ireland

Our best WestJet deals on Ottawa to Ireland flight tickets
WestJet
13 Oct
YOW18:25Ottawa
33h 15m
2 stops
DUB08:40Dublin
22 Oct
DUB10:00Dublin
19h 20m
2 stops
YOW00:20Ottawa
€440
WestJet
3 Oct
YOW18:25Ottawa
32h 55m
2 stops
DUB08:20Dublin
10 Oct
DUB09:40Dublin
19h 40m
2 stops
YOW00:20Ottawa
€445
WestJet
3 Oct
YOW18:25Ottawa
9h 55m
1 stop
DUB09:20Dublin
10 Oct
DUB09:40Dublin
19h 40m
2 stops
YOW00:20Ottawa
€451

United Airlines flights from Ottawa to Ireland

Our best United Airlines deals on Ottawa to Ireland flight tickets
United Airlines
30 Jul
YOW06:00Ottawa
20h 20m
1 stop
DUB07:20Dublin
6 Aug
DUB09:30Dublin
19h 24m
2 stops
YOW23:54Ottawa
€648
United Airlines
30 Jul
YOW06:05Ottawa
20h 15m
2 stops
DUB07:20Dublin
8 Aug
DUB08:50Dublin
37h 20m
2 stops
YOW17:10Ottawa
€677
United Airlines
7 Oct
YOW15:10Ottawa
14h 05m
1 stop
SNN10:15Shannon
15 Oct
SNN12:30Shannon
15h 05m
1 stop
YOW22:35Ottawa
€743

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 29 July 2026.
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

Cheapest return flight

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Tue 13/10

18:25-08:40

2 stops33h 15m

Dublin

Thu 22/10

10:00-00:20

2 stops19h 20m

€440

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 3/10

18:25-08:20

2 stops32h 55m

Dublin

Sat 10/10

09:40-00:20

2 stops19h 40m

€445

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 3/10

18:25-09:20

1 stop9h 55m

Dublin

Sat 10/10

09:40-00:20

2 stops19h 40m

€451

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 5/10

06:50-08:20

2 stops44h 30m

Dublin

Tue 20/10

10:10-00:20

2 stops19h 10m

€457

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 5/10

06:50-08:20

2 stops44h 30m

Dublin

Tue 20/10

10:10-00:20

2 stops19h 10m

€458

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 31/8

18:25-08:20

2 stops32h 55m

Dublin

Sun 6/9

10:40-00:20

1 stop18h 40m

€467
Fastest return journey

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 31/8

18:25-10:45

1 stop11h 20m

Dublin

Sun 6/9

12:15-17:35

1 stop10h 20m

€469

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 24/9

18:25-09:20

1 stop9h 55m

Dublin

Thu 1/10

10:00-00:20

2 stops19h 20m

€470

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 24/9

18:25-09:20

1 stop9h 55m

Dublin

Thu 1/10

10:00-00:20

2 stops19h 20m

€471

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 24/9

06:55-09:20

1 stop21h 25m

Dublin

Sat 3/10

11:20-17:35

1 stop11h 15m

€475

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 May is another great option to travel to Ireland, with average flight prices from Ottawa averaging around €513.

How far in advance should I book a flight from Ottawa 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 €618 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 €436 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

Fastest flight time

9h 00m

Direct flights

None
The fastest flight from Ottawa to Ireland takes 9h 00m
There are no direct flights from Ottawa to Ireland. There are no popular flight routes from Ottawa to Ireland.
Search flight deals

Frequently asked questions about flying from Ottawa to Ireland

  • 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.

An easier way to manage your Ireland 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.
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Find better results for your trip to Ireland

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