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Cheap flights from Ottawa to Ireland from €309

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 27/1. 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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Find the cheapest flights from Ottawa to Ireland

Cheap return flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
17:05 - 11:30YOW-DUB
13h 25m1 stop
Porter Airlines Logo
13:15 - 00:21DUB-YOW
16h 06m1 stop
€387Porter Airlines
Find Deal
Thu, 7 May - Mon, 25 May
Porter Airlines Logo
07:00 - 11:30YOW-DUB
23h 30m1 stop
Porter Airlines Logo
13:15 - 10:21DUB-YOW
26h 06m1 stop
€388Porter Airlines
Find Deal
Thu, 7 May - Mon, 25 May
Air Transat Logo
14:20 - 11:30YOW-DUB
16h 10m1 stop
Air Transat Logo
13:15 - 20:01DUB-YOW
11h 46m1 stop
€390Air Transat
Find Deal
Sat, 16 May - Sun, 24 May
Air Transat Logo
07:00 - 11:30YOW-DUB
23h 30m1 stop
Air Transat Logo
13:15 - 20:01DUB-YOW
11h 46m1 stop
€390Air Transat
Find Deal
Sat, 16 May - Sun, 24 May
WestJet Logo
05:40 - 10:00YOW-DUB
23h 20m1 stop
WestJet Logo
10:40 - 00:22DUB-YOW
18h 42m1 stop
€396WestJet
Find Deal
Mon, 20 Apr - Wed, 29 Apr
WestJet Logo
05:40 - 10:00YOW-DUB
23h 20m1 stop
WestJet Logo
10:40 - 00:22DUB-YOW
18h 42m1 stop
€397WestJet
Find Deal
Mon, 20 Apr - Wed, 29 Apr
Air Canada Logo
05:45 - 10:15YOW-SNN
23h 30m2 stops
Air Canada Logo
12:30 - 16:21SNN-YOW
32h 51m2 stops
€746Air Canada
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Air Canada Logo
05:45 - 10:15YOW-SNN
23h 30m2 stops
Air Canada Logo
12:30 - 16:15SNN-YOW
32h 45m1 stop
€747Air Canada
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Lufthansa Logo
18:20 - 16:15YOW-ORK
40h 55m2 stops
Lufthansa Logo
17:00 - 22:16ORK-YOW
34h 16m2 stops
€757Lufthansa
Find Deal
Wed, 15 Apr - Sun, 19 Apr
Lufthansa Logo
21:00 - 16:15YOW-ORK
14h 15m2 stops
Lufthansa Logo
17:00 - 22:16ORK-YOW
34h 16m2 stops
€770Lufthansa
Find Deal
Wed, 15 Apr - Sun, 19 Apr

Porter Airlines flights from Ottawa to Ireland

Our best Porter Airlines deals on Ottawa to Ireland flight tickets
Porter Airlines
7 May
YOW17:05Ottawa
13h 25m
1 stop
DUB11:30Dublin
25 May
DUB13:15Dublin
16h 06m
1 stop
YOW00:21Ottawa
€387
Find similar
Porter Airlines
7 May
YOW07:00Ottawa
23h 30m
1 stop
DUB11:30Dublin
25 May
DUB13:15Dublin
26h 06m
1 stop
YOW10:21Ottawa
€388
Find similar
Porter Airlines
7 May
YOW14:20Ottawa
16h 10m
1 stop
DUB11:30Dublin
25 May
DUB13:15Dublin
11h 46m
1 stop
YOW20:01Ottawa
€389
Find similar

Air Transat flights from Ottawa to Ireland

Our best Air Transat deals on Ottawa to Ireland flight tickets
Air Transat
16 May
YOW14:20Ottawa
16h 10m
1 stop
DUB11:30Dublin
24 May
DUB13:15Dublin
11h 46m
1 stop
YOW20:01Ottawa
€390
Find similar
Air Transat
16 May
YOW07:00Ottawa
23h 30m
1 stop
DUB11:30Dublin
24 May
DUB13:15Dublin
11h 46m
1 stop
YOW20:01Ottawa
€390
Find similar
Air Transat
16 May
YOW17:05Ottawa
13h 25m
1 stop
DUB11:30Dublin
23 May
DUB13:15Dublin
11h 46m
1 stop
YOW20:01Ottawa
€391
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 30 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

Thu 7/5

17:05-11:30

1 stop13h 25m

Dublin

Mon 25/5

13:15-00:21

1 stop16h 06m

€387

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 7/5

07:00-11:30

1 stop23h 30m

Dublin

Mon 25/5

13:15-10:21

1 stop26h 06m

€388

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 16/5

14:20-11:30

1 stop16h 10m

Dublin

Sun 24/5

13:15-20:01

1 stop11h 46m

€390

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 16/5

07:00-11:30

1 stop23h 30m

Dublin

Sun 24/5

13:15-20:01

1 stop11h 46m

€390

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 20/4

05:40-10:00

1 stop23h 20m

Dublin

Wed 29/4

10:40-00:22

1 stop18h 42m

€396

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 20/4

05:40-10:00

1 stop23h 20m

Dublin

Wed 29/4

10:40-00:22

1 stop18h 42m

€397

OttawaShannon

YOW - SNN

YOWSNN

Ottawa

Wed 15/4

05:45-10:15

2 stops23h 30m

Shannon

Sun 19/4

12:30-16:21

2 stops32h 51m

€746

OttawaShannon

YOW - SNN

YOWSNN

Ottawa

Wed 15/4

05:45-10:15

2 stops23h 30m

Shannon

Sun 19/4

12:30-16:15

1 stop32h 45m

€747

OttawaCork

YOW - ORK

YOWORK

Ottawa

Wed 15/4

18:20-16:15

2 stops40h 55m

Cork

Sun 19/4

17:00-22:16

2 stops34h 16m

€757

OttawaCork

YOW - ORK

YOWORK

Ottawa

Wed 15/4

21:00-16:15

2 stops14h 15m

Cork

Sun 19/4

17:00-22:16

2 stops34h 16m

€770

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 €565.

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 €446. 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 €590.

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 €633 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 €541 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

12h 15m

Direct flights

None
The fastest flight from Ottawa to Ireland takes 12h 15m
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.

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

Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo
Flights to Dublinfrom €40
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