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Cheap flights from Ireland to Ottawa from C$ 474

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — YOW
14 ene. — 21 ene.1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Ottawa

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Ottawa
Explore the most affordable flight options available from Ireland to Ottawa. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 diciembre 2025.

vie. 26/129:00 a.m.DUB - YOW
1 stop12h 33mAir Canada
vie. 9/15:00 a.m.YOW - DUB
1 stop21h 10mAir Canada
Deal found 13/12C$ 851
vie. 26/129:30 a.m.DUB - YOW
1 stop11h 57mUnited Airlines
vie. 9/19:45 a.m.YOW - DUB
2 stops16h 45mUnited Airlines
Deal found 13/12C$ 954
mar. 23/1212:05 p.m.DUB - YOW
1 stop31h 22mAir Canada
sáb. 3/16:00 a.m.YOW - DUB
1 stop20h 30mAir Canada
Deal found 14/12C$ 1,092
mar. 23/1212:05 p.m.DUB - YOW
1 stop16h 49mUnited Airlines
sáb. 3/15:59 p.m.YOW - DUB
1 stop10h 56mUnited Airlines
Deal found 15/12C$ 1,278
mar. 30/1212:05 p.m.DUB - YOW
2 stops30h 27mUnited Airlines
sáb. 3/16:00 a.m.YOW - DUB
1 stop22h 55mUnited Airlines
Deal found 14/12C$ 1,415
mar. 30/1212:05 p.m.DUB - YOW
1 stop16h 49mAir Canada
sáb. 3/17:27 p.m.YOW - DUB
1 stop9h 53mAir Canada
Deal found 14/12C$ 1,442
lun. 29/1212:00 p.m.ORK - YOW
3 stops41h 42mMultiple Airlines
vie. 2/19:25 a.m.YOW - ORK
3 stops20h 45mMultiple Airlines
Deal found 13/12C$ 1,796
mar. 30/125:00 a.m.DUB - YOW
2 stops18h 38mLufthansa
sáb. 3/14:00 p.m.YOW - DUB
2 stops14h 15mLufthansa
Deal found 14/12C$ 2,012

Find flight deals from Ireland to Ottawa

Keep the following information in mind while searching for Ireland to Ottawa flight deals. Data was last updated 15 diciembre 2025.

Round-trip from

C$ 708

One-way from

C$ 474

Popular in

August

Cheapest in

March

Average price

C$ 998
Air Transat
  • Air Transat
  • 3/5-16/5
  • 2 total stops
  • 25h 11m total
  • Ireland to Ottawa
Search Deals
10/5
  • 10/5
  • 2 total stops
  • 31h 46m total
  • Ireland to Ottawa
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 629,999 searches. Data last updated 15 diciembre 2025.
Use the filters below to find and compare flights from Ireland to Ottawa that are best for you.

Fly from

Ireland

Fly to

Ottawa

Route

Depart

Return

Price

DublinOttawa

DUB - YOW

DUBYOW

Dublin

dom. 3/5

1:15 p.m.-8:01 p.m.

1 stop11h 46m

Ottawa

sáb. 16/5

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

1 stop13h 25m

C$ 708

DublinOttawa

DUB - YOW

DUBYOW

Dublin

mar. 27/1

5:00 a.m.-2:07 p.m.

2 stops14h 07m

Ottawa

mar. 3/2

4:15 p.m.-7:10 a.m.

1 stop9h 55m

C$ 822

DublinOttawa

DUB - YOW

DUBYOW

Dublin

vie. 9/1

9:00 a.m.-5:18 p.m.

1 stop13h 18m

Ottawa

vie. 23/1

4:00 p.m.-11:10 a.m.

2 stops14h 10m

C$ 840

DublinOttawa

DUB - YOW

DUBYOW

Dublin

vie. 9/1

9:00 a.m.-3:23 p.m.

1 stop11h 23m

Ottawa

vie. 23/1

7:15 a.m.-7:10 a.m.

1 stop18h 55m

C$ 851

DublinOttawa

DUB - YOW

DUBYOW

Dublin

vie. 9/1

9:00 a.m.-3:23 p.m.

1 stop11h 23m

Ottawa

jue. 22/1

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

1 stop29h 45m

C$ 852

DublinOttawa

DUB - YOW

DUBYOW

Dublin

vie. 9/1

9:00 a.m.-10:21 a.m.

2 stops30h 21m

Ottawa

jue. 22/1

10:45 a.m.-12:30 p.m.

2 stops20h 45m

C$ 859

DublinOttawa

DUB - YOW

DUBYOW

Dublin

dom. 11/1

9:00 a.m.-6:38 p.m.

1 stop14h 38m

Ottawa

dom. 25/1

2:05 p.m.-7:10 a.m.

1 stop12h 05m

C$ 859

DublinOttawa

DUB - YOW

DUBYOW

Dublin

dom. 11/1

9:00 a.m.-7:18 p.m.

1 stop15h 18m

Ottawa

dom. 25/1

8:00 a.m.-7:10 a.m.

2 stops18h 10m

C$ 883

DublinOttawa

DUB - YOW

DUBYOW

Dublin

mié. 22/4

9:50 a.m.-5:14 p.m.

1 stop12h 24m

Ottawa

dom. 26/4

6:05 p.m.-8:15 a.m.

1 stop9h 10m

C$ 891

CorkOttawa

ORK - YOW

ORKYOW

Cork

jue. 7/5

11:45 a.m.-8:28 a.m.

2 stops49h 43m

Ottawa

lun. 11/5

6:55 p.m.-7:50 p.m.

1 stop19h 55m

C$ 1,113

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/12

Showing 1-10 of 14 results
1
2

Best time to book a flight from Ireland to Ottawa

Have a flexible travel schedule? Discover the best time to fly to Ottawa from Ireland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Ottawa

What is the cheapest month to book a flight from Ireland to Ottawa?

Currently, February is the cheapest month in which you can book a flight from Ireland to Ottawa (average of C$ 684). Flying from Ireland to Ottawa in January is currently the most expensive (average of C$ 913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ottawa

Get insights into the airlines that provide service to Ottawa. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ottawa. Reviews last updated 15 diciembre 2025.
Read reviews from past customers who have flown Air Canada from Ireland to Ottawa. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,525 reviews
Check prices

Crew

7.8

Overall

7.1

Comfort

7.1

Entertainment

6.8

Food

6.3

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given
Air Canada
7.1
Good
10,525 reviews
Air Canada
7.1
Good
10,525 reviews
Check prices

Crew

7.8

Overall

7.1

Comfort

7.1

Entertainment

6.8

Food

6.3

Boarding

7.3

Reviews

1 / 20
2.0
Mediocre

Shawna,Sep 2025

DCA - YYZ

Business class cabin was *freezing*. Landing was so hard it injured my back - no apology or explanation given

Related info for your journey

Find useful and relevant information for your journey from Ireland to Ottawa. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ottawa from Ireland?

    Ottawa (YOW), located 10.6 km from the city centre, is the airport you fly into when you book flights from Ireland to Ottawa.

  • How long is the flight from Ireland to Ottawa?

    There are many flights that can get you from Ireland to Ottawa in 11h 23m. Fly via Air Transat, Lufthansa, or Air Canada to get the fastest option. Airlines will cover a distance of 4899 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Ireland to Ottawa one-way?

    One-way options have recently been found by users for as low as C$ 352 on WestJet. Other airlines that offer cheap prices include Air Transat from C$ 362 and Aer Lingus from C$ 595 one-way.

  • Can I find deals for flights from Ireland to Ottawa that include hotel bookings?

    Yes. In addition to deals on Ireland to Ottawa flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Ottawa?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Ottawa.

  • Can I find deals for business class flights from Ireland to Ottawa?

    Yes. Cheapflights offers flight deals from Ireland to Ottawa by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Ottawa?

    Currently, February is the cheapest month in which you can book a flight from Ireland to Ottawa (average of C$ 684). Flying from Ireland to Ottawa in January is currently the most expensive (average of C$ 913). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Gatineau
Brockville
Smiths Falls
Perth
Pembroke
Wakefield

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Alternative routes for Ireland to Ottawa

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ireland to Ottawa

Discover the top airline that operate flights from Ireland to Ottawa. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 diciembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 768AverageC$ 907FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Ireland to Ottawa?

Cheapflights helps you search for flights from Ireland to Ottawa via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Ottawa?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ireland to Ottawa.

Can Cheapflights find flights from Ireland to Ottawa with no change fees?

Need flexible booking options for your flight to Ottawa from Ireland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Ottawa become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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