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Cheap flights from Ireland to Ottawa from £484

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Ottawa departing on 17/8. 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

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Find the cheapest flights from Ireland to Ottawa

Recent return flight deals from Ireland to Ottawa

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:15 - 07:50
DUB
-
YOW
42h 35m
2 stops
Multiple Airlines Logo
18:25 - 10:45
YOW
-
DUB
11h 20m
1 stop
£484Multiple Airlines
Mon, 17 Aug - Mon, 24 Aug
Air Transat Logo
13:15 - 21:20
DUB
-
YOW
13h 05m
1 stop
Air Transat Logo
18:35 - 11:30
YOW
-
DUB
11h 55m
1 stop
£486Air Transat
Mon, 17 Aug - Mon, 24 Aug
Air Transat Logo
13:15 - 00:25
DUB
-
YOW
16h 10m
1 stop
Air Transat Logo
20:55 - 11:30
YOW
-
DUB
9h 35m
1 stop
£495Air Transat
Tue, 28 Jul - Tue, 4 Aug
Air Transat Logo
13:15 - 20:05
DUB
-
YOW
11h 50m
1 stop
Air Transat Logo
20:55 - 11:30
YOW
-
DUB
9h 35m
1 stop
£525Air Transat
Tue, 28 Jul - Wed, 5 Aug
Multiple Airlines Logo
06:15 - 22:10
DUB
-
YOW
20h 55m
3 stops
Multiple Airlines Logo
18:25 - 10:45
YOW
-
DUB
11h 20m
1 stop
£531Multiple Airlines
Mon, 17 Aug - Mon, 24 Aug
Multiple Airlines Logo
06:10 - 00:20
DUB
-
YOW
23h 10m
2 stops
Multiple Airlines Logo
06:55 - 08:20
YOW
-
DUB
20h 25m
2 stops
£533Multiple Airlines
Thu, 30 Jul - Tue, 18 Aug
Multiple Airlines Logo
06:40 - 17:35
DUB
-
YOW
39h 55m
3 stops
Multiple Airlines Logo
06:55 - 08:20
YOW
-
DUB
44h 25m
2 stops
£544Multiple Airlines
Tue, 28 Jul - Tue, 4 Aug
Multiple Airlines Logo
13:15 - 08:05
DUB
-
YOW
23h 50m
1 stop
Multiple Airlines Logo
06:55 - 08:20
YOW
-
DUB
20h 25m
2 stops
£559Multiple Airlines
Tue, 28 Jul - Tue, 4 Aug
WestJet Logo
10:40 - 17:35
DUB
-
YOW
11h 55m
1 stop
WestJet Logo
06:55 - 08:20
YOW
-
DUB
20h 25m
2 stops
£568WestJet
Thu, 30 Jul - Tue, 18 Aug
Multiple Airlines Logo
06:15 - 22:10
DUB
-
YOW
20h 55m
3 stops
Multiple Airlines Logo
06:55 - 23:05
YOW
-
DUB
35h 10m
2 stops
£569Multiple Airlines
Mon, 17 Aug - Mon, 24 Aug

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Air Transat flights from Ireland to Ottawa

Our best Air Transat deals on Ireland to Ottawa flight tickets
Air Transat
17 Aug
DUB13:15Dublin
13h 05m
1 stop
YOW21:20Ottawa
24 Aug
YOW18:35Ottawa
11h 55m
1 stop
DUB11:30Dublin
£486
Air Transat
11 Jul
DUB13:15Dublin
12h 25m
1 stop
YOW20:40Ottawa
20 Jul
YOW20:55Ottawa
9h 35m
1 stop
DUB11:30Dublin
£511
Air Transat
11 Jul
DUB13:15Dublin
16h 10m
1 stop
YOW00:25Ottawa
8 Aug
YOW08:40Ottawa
21h 50m
1 stop
DUB11:30Dublin
£516

United Airlines flights from Ireland to Ottawa

Our best United Airlines deals on Ireland to Ottawa flight tickets
United Airlines
28 Aug
DUB08:50Dublin
10h 27m
1 stop
YOW14:17Ottawa
10 Sept
YOW14:52Ottawa
11h 28m
1 stop
DUB07:20Dublin
£590
United Airlines
22 Aug
DUB08:50Dublin
10h 27m
1 stop
YOW14:17Ottawa
4 Sept
YOW15:10Ottawa
11h 20m
1 stop
DUB07:30Dublin
£683
United Airlines
15 Aug
DUB09:30Dublin
12h 08m
1 stop
YOW16:38Ottawa
22 Aug
YOW19:30Ottawa
30h 50m
1 stop
DUB07:20Dublin
£683

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 279,928 searches. Data last updated 4 July 2026.
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

Cheapest return flight

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 17/8

18:15-07:50

2 stops42h 35m

Ottawa

Mon 24/8

18:25-10:45

1 stop11h 20m

£484

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 17/8

13:15-21:20

1 stop13h 05m

Ottawa

Mon 24/8

18:35-11:30

1 stop11h 55m

£486

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 28/7

13:15-00:25

1 stop16h 10m

Ottawa

Tue 4/8

20:55-11:30

1 stop9h 35m

£495
Fastest return journey

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 28/7

13:15-20:05

1 stop11h 50m

Ottawa

Wed 5/8

20:55-11:30

1 stop9h 35m

£525

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 17/8

06:15-22:10

3 stops20h 55m

Ottawa

Mon 24/8

18:25-10:45

1 stop11h 20m

£531

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 30/7

06:10-00:20

2 stops23h 10m

Ottawa

Tue 18/8

06:55-08:20

2 stops20h 25m

£533

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 28/7

06:40-17:35

3 stops39h 55m

Ottawa

Tue 4/8

06:55-08:20

2 stops44h 25m

£544

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Tue 28/7

13:15-08:05

1 stop23h 50m

Ottawa

Tue 4/8

06:55-08:20

2 stops20h 25m

£559

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Thu 30/7

10:40-17:35

1 stop11h 55m

Ottawa

Tue 18/8

06:55-08:20

2 stops20h 25m

£568

DublinOttawa

DUB - YOW

DUBYOW

Dublin

Mon 17/8

06:15-22:10

3 stops20h 55m

Ottawa

Mon 24/8

06:55-23:05

2 stops35h 10m

£569

Flights are sorted by cheapest return flights first.

Showing 1-10 of 11 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?

In general, April is the cheapest month to fly from Ireland to Ottawa. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £361. If you aren’t able to travel during the month of April, then book flights to Ottawa from Ireland during May instead. Flights to Ottawa in May, while not as cheap as those in April, still average around £372.

Can stopping save me money on Ireland to Ottawa flights?

You could potentially save up to 49% on your flight if you consider stops on a Ireland to Ottawa flight.

Cheap Ireland to Ottawa flight deals and tips

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

Fastest flight time

16h 40m

Direct flights

None
The fastest flight from Ireland to Ottawa takes 16h 40m
There are no direct flights from Ireland to Ottawa. There are no popular flight routes from Ireland to Ottawa.
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Frequently asked questions about flying from Ireland to Ottawa

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

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

  • 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?

    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 layovers 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 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 license 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 £429Free CancellationRating
7.1
11,296 reviews
Search Air Canada flights

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Smiths Falls

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ireland to Ottawa . Millions of users trust and use momondo every year so you are in good hands.

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

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

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

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

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

Yes. momondo can track prices for Ireland to Ottawa flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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