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$496+ Cheap flights from Ottawa (YOW) to Dublin (DUB)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DUB
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Cheap flight deals from Ottawa to Dublin

Cheapest flights from Ottawa to Dublin
Explore the most affordable flight options available from Ottawa to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.

This oojo deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:55 am
YOW
-
DUB
1 stop21h 25m
WestJet
Thu 8/279:40 am
DUB
-
YOW
2 stops36h 55m
WestJet
Deal found 7/20$496
This oojo deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:25 pm
YOW
-
DUB
2 stops32h 55m
WestJet
Tue 10/1310:10 am
DUB
-
YOW
2 stops19h 10m
WestJet
Deal found 7/21$513
This oojo deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:25 pm
YOW
-
DUB
2 stops33h 15m
WestJet
Thu 10/110:00 am
DUB
-
YOW
2 stops19h 20m
WestJet
Deal found 7/23$515
This oojo deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:25 pm
YOW
-
DUB
1 stop9h 55m
WestJet
Thu 10/110:00 am
DUB
-
YOW
2 stops19h 20m
WestJet
Deal found 7/20$516
This oojo deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:25 pm
YOW
-
DUB
1 stop9h 55m
WestJet
Thu 10/1510:00 am
DUB
-
YOW
2 stops36h 35m
WestJet
Deal found 7/21$523
This oojo deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:55 am
YOW
-
DUB
2 stops20h 45m
WestJet
Fri 9/1810:40 am
DUB
-
YOW
1 stop18h 40m
WestJet
Deal found 7/20$542

Find flight deals from Ottawa to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Ottawa (YOW) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$496
(oojo)

Popular in

February

Cheapest in

July

Average price

$582
Provider with most accurate pricing for Ottawa-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ottawa-Dublin flights.
Search Deals
From Ottawa to Dublin
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($111 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ottawa to Dublin 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 2,558,603 searches. Data last updated July 24, 2026.
Use the filters below to find and compare flights from Ottawa to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 9/23

7:00 am-11:30 am

1 stop23h 30m

Dublin

Wed 9/30

1:15 pm-12:25 am

1 stop16h 10m

$630

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 10/3

12:15 pm-8:15 am

2 stops15h 00m

Dublin

Sat 10/10

9:20 am-8:25 am

2 stops28h 05m

$651

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 9/24

6:55 am-8:20 am

2 stops44h 25m

Dublin

Thu 10/1

10:00 am-12:20 am

2 stops19h 20m

$671

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 10/3

6:25 pm-9:20 am

1 stop9h 55m

Dublin

Sat 10/10

9:40 am-5:35 pm

2 stops36h 55m

$688

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 9/12

8:55 pm-11:30 am

1 stop9h 35m

Dublin

Tue 9/15

1:15 pm-2:55 pm

1 stop30h 40m

$694

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 9/16

6:00 am-9:45 am

3 stops22h 45m

Dublin

Tue 9/29

8:50 am-4:38 pm

2 stops12h 48m

$696

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 10/5

3:10 pm-7:30 am

1 stop11h 20m

Dublin

Sat 10/17

12:30 pm-11:54 pm

1 stop16h 24m

$696
Quickest round-trip

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 8/27

4:00 pm-11:30 am

1 stop14h 30m

Dublin

Wed 9/2

1:15 pm-8:40 pm

1 stop12h 25m

$733

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 11/2

9:45 am-7:30 am

2 stops16h 45m

Dublin

Wed 12/16

1:35 pm-9:56 pm

1 stop13h 21m

$737

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 8/5

6:05 am-7:20 am

2 stops20h 15m

Dublin

Sat 8/15

8:50 am-4:38 pm

2 stops36h 48m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Compare providers for flights from Ottawa to Dublin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ottawa to Dublin in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ottawa-Dublin flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ottawa-Dublin flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ottawa-Dublin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ottawa-Dublin flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ottawa-Dublin flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ottawa to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin 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 Dublin

How far ahead should I book a flight from Ottawa to Dublin?

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ottawa to Dublin. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, July is the cheapest month in which you can book a flight from Ottawa to Dublin (average of $582). Flying from Ottawa to Dublin in February is currently the most expensive (average of $935). 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.

How much does it cost to fly round-trip from Ottawa to Dublin?

Airfare is below average for this route at the moment.

Ottawa to Dublin flights typically cost between $546 and $756 in August.
The cheapest round-trip price found within the last 5 days was $496 on WestJet (Aug 25-Aug 27).

Reviews of airlines servicing Dublin

Get insights into the airlines that provide service to Dublin. 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 Dublin. Reviews last updated July 24, 2026.
Read reviews from past customers who have flown WestJet and Air Canada from Ottawa to Dublin. 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.
WestJet
7.2
Good
3,416 reviews

Comfort

7.0

Overall

7.2

Boarding

7.4

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
WestJet
7.2
Good
3,416 reviews
WestJet
7.2
Good
3,416 reviews

Comfort

7.0

Overall

7.2

Boarding

7.4

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight
Air Canada
7.1
Good
11,381 reviews
WestJet
7.2
Good
3,416 reviews

Comfort

7.0

Overall

7.2

Boarding

7.4

Crew

7.9

Entertainment

6.1

Food

6.2

Reviews

1 / 20
6.0
Good

Deb,Jan 2025

YYZ - YYC

Boarding went smoothly, you didn't accept debit card for food on flight

Related info for your journey

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

  • How long is the flight from Ottawa to Dublin?

    A quick flight from Ottawa to Dublin can take about 9h 55m. WestJet provides one of the quickest options available for as low as $517. The distance from Ottawa to Dublin is about 3044 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Ottawa to Dublin round-trip?

    Currently priced at $445, WestJet will fly you from Ottawa to Dublin and back. In addition to WestJet, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Air Canada for as low as $584. Users have found that WestJet is 36% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ottawa to Dublin 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 Ottawa to Dublin?

    Currently, July is the cheapest month in which you can book a flight from Ottawa to Dublin (average of $582). Flying from Ottawa to Dublin in February is currently the most expensive (average of $935). 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

Traveling to a place near Dublin?

Book flights to Dublin if you plan to visit one of these locations
Castleknock

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Alternative routes for Ottawa to Dublin

See prices for flight routes from nearby airports that may be better suited for you.
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Windsor to Dublin flights

Top 2 airlines flying from Ottawa to Dublin

Discover the top 2 airlines that operate flights from Ottawa to Dublin. 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 2,558,603 searches. Data last updated July 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$445Average$598FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$584Average$717FlexibilityNo cancel feeOn-time67%

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