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Cheap flights from Ottawa to Ireland from C$ 263
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 14/10. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DUB
15 Oct — 22 Oct1
Cheap flight deals from Ottawa to Ireland
Keep the following information in mind while searching for Ottawa to Ireland flight deals. Data was last updated 15 September 2025.
Find flight deals from Ottawa to Ireland
Cheapest flights from Ottawa to IrelandExplore the most affordable flight options available from Ottawa to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.
Explore the most affordable flight options available from Ottawa to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.
Mon 15/95:55 a.m.YOW - DUB
1 stop23h 05mWestJet
Thu 18/99:45 a.m.DUB - YOW
2 stops19h 37mWestJet
Deal found 14/9C$ 664
Mon 22/96:40 p.m.YOW - DUB
1 stop8h 05mAir Canada
Tue 7/109:20 a.m.DUB - YOW
2 stops12h 47mAir Canada
Deal found 14/9C$ 680
Thu 23/105:55 p.m.YOW - DUB
1 stop9h 20mAir Canada
Mon 10/119:00 a.m.DUB - YOW
2 stops13h 37mAir Canada
Deal found 14/9C$ 727
Wed 29/107:25 p.m.YOW - DUB
1 stop30h 45mLufthansa
Mon 3/119:00 a.m.DUB - YOW
1 stop13h 18mLufthansa
Deal found 14/9C$ 729
Tue 14/109:05 a.m.YOW - DUB
2 stops18h 10mAir Canada
Tue 21/109:50 a.m.DUB - YOW
2 stops18h 14mAir Canada
Deal found 14/9C$ 734
Sun 12/109:55 p.m.YOW - DUB
1 stop29h 20mAir Canada
Mon 20/109:50 a.m.DUB - YOW
1 stop20h 44mAir Canada
Deal found 13/9C$ 736
Wed 29/105:55 p.m.YOW - DUB
1 stop12h 00mAir Canada
Mon 3/119:00 a.m.DUB - YOW
1 stop11h 23mAir Canada
Deal found 13/9C$ 757
Fri 17/105:05 p.m.YOW - DUB
1 stop13h 25mMultiple Airlines
Wed 22/109:00 p.m.DUB - YOW
2 stops48h 58mMultiple Airlines
Deal found 14/9C$ 767
Thu 16/105:55 p.m.YOW - DUB
1 stop9h 20mAir Canada
Tue 28/1012:05 p.m.DUB - YOW
1 stop15h 49mAir Canada
Deal found 14/9C$ 776
Thu 2/1011:05 a.m.YOW - DUB
2 stops16h 10mAir Canada
Tue 14/109:20 a.m.DUB - YOW
1 stop12h 23mAir Canada
Deal found 13/9C$ 778
Tue 28/105:45 a.m.YOW - SNN
2 stops31h 00mMultiple Airlines
Tue 4/117:50 a.m.SNN - YOW
2 stops19h 28mMultiple Airlines
Deal found 12/9C$ 1,124
Thu 13/112:50 p.m.YOW - ORK
2 stops15h 20mAir Canada
Mon 17/117:40 a.m.ORK - YOW
2 stops19h 38mAir Canada
Deal found 13/9C$ 1,399
Cheapflights Fare Finder
Customize 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, Cheapflights users made 629,999 searches. Data last updated 15 September 2025.
Use the filters below to find and compare flights from Ottawa to Ireland that are best for you.
Fly from
Ottawa
Fly to
Ireland
Route
Depart
Return
Price
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Mon 22/9
6:40 p.m.-7:45 a.m.
1 stop8h 05m
Dublin
Tue 7/10
9:20 a.m.-1:51 p.m.
1 stop9h 31m
C$ 685
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Thu 23/10
2:40 p.m.-8:15 a.m.
2 stops12h 35m
Dublin
Mon 10/11
9:00 a.m.-5:37 p.m.
2 stops13h 37m
C$ 727
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Tue 14/10
2:40 p.m.-8:15 a.m.
2 stops12h 35m
Dublin
Tue 21/10
9:50 a.m.-3:04 p.m.
1 stop10h 14m
C$ 734
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Sun 12/10
7:50 p.m.-8:15 a.m.
1 stop31h 25m
Dublin
Tue 21/10
9:50 a.m.-7:34 a.m.
1 stop26h 44m
C$ 736
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Mon 13/10
5:55 p.m.-8:15 a.m.
1 stop9h 20m
Dublin
Tue 21/10
9:50 a.m.-3:04 p.m.
1 stop10h 14m
C$ 736
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Wed 29/10
5:55 p.m.-9:55 a.m.
1 stop12h 00m
Dublin
Wed 5/11
9:00 a.m.-3:23 p.m.
1 stop11h 23m
C$ 757
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Thu 16/10
1:55 p.m.-8:15 a.m.
1 stop13h 20m
Dublin
Mon 27/10
5:55 p.m.-6:38 p.m.
2 stops28h 43m
C$ 776
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Thu 16/10
5:55 p.m.-8:15 a.m.
1 stop9h 20m
Dublin
Tue 28/10
12:05 p.m.-11:54 p.m.
1 stop15h 49m
C$ 776
OttawaDublin
YOW - DUB
YOWDUB
Ottawa
Mon 20/10
5:15 a.m.-8:15 a.m.
1 stop22h 00m
Dublin
Tue 28/10
12:05 p.m.-11:54 p.m.
1 stop15h 49m
C$ 776
OttawaShannon
YOW - SNN
YOWSNN
Ottawa
Tue 28/10
5:45 a.m.-4:45 p.m.
2 stops31h 00m
Shannon
Tue 4/11
7:50 a.m.-10:18 p.m.
2 stops19h 28m
C$ 1,124
Showing 1-10 of 26 results
Best time to book a flight from Ottawa to Ireland
Have a flexible travel schedule? Discover the best time to fly to Ireland from Ottawa 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 Ottawa to Ireland
What is the cheapest month to book a flight from Ottawa to Ireland?
Currently, January is the cheapest month in which you can book a flight from Ottawa to Ireland (average of C$ 458). Flying from Ottawa to Ireland in December is currently the most expensive (average of C$ 760). 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.
What is the cheapest time of day to fly from YOW to IE?
Find hourly flight availability from Ottawa to Ireland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.
When flying from Ottawa to Ireland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Ireland
Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated 15 September 2025.
Read reviews from past customers who have flown Air Transat,Air France, andAer Lingus from Ottawa to Ireland. 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.
Crew
8.4
Boarding
7.9
Entertainment
7.0
Food
6.7
Overall
7.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Crew
8.4
Boarding
7.9
Entertainment
7.0
Food
6.7
Overall
7.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Crew
8.4
Boarding
7.9
Entertainment
7.0
Food
6.7
Overall
7.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Crew
8.4
Boarding
7.9
Entertainment
7.0
Food
6.7
Overall
7.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Crew
8.4
Boarding
7.9
Entertainment
7.0
Food
6.7
Overall
7.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Crew
8.4
Boarding
7.9
Entertainment
7.0
Food
6.7
Overall
7.7
Comfort
7.3
Reviews
1 / 20
10.0
ExcellentLiam,Jun 2025
GLA - YYZ
Related info for your journey
Find useful and relevant information for your journey from Ottawa to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ottawa to Ireland
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from Ottawa to Ireland
Discover the top 8 airlines that operate flights from Ottawa to Ireland. 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 September 2025.
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How does Cheapflights help users find flights from Ottawa to Ireland?
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Why should you use Cheapflights to find cheap flight tickets from Ottawa to Ireland?
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Can Cheapflights find flights from Ottawa to Ireland with no change fees?
Need flexible booking options for your flight to Ireland from Ottawa? 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 Ottawa to Ireland become cheaper?
Yes! Start tracking prices for Ottawa to Ireland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.