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$621+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
YOW — DUB
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap 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 April 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$621
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$793
Provider with most accurate pricing for Ottawa-Dublin flight deals.
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Provider most trusted by Cheapflights users for Ottawa-Dublin flights.
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From Ottawa to Dublin
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Highest demand for flights based on searches. 7% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 30, 2025.

This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/148:40 pmYOW - DUB
1 stop30h 45mMultiple Airlines
Sat 6/219:45 amDUB - YOW
2 stops19h 37mMultiple Airlines
Deal found 4/29$621
This Air Transat deal was found by Cheapflights users on 4/29. 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 Air Transat is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:05 pmYOW - DUB
1 stop13h 25mAir Transat
Mon 10/201:15 pmDUB - YOW
1 stop11h 46mAir Transat
Deal found 4/29$624
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2810:25 amYOW - DUB
2 stops15h 55mUnited Airlines
Fri 8/158:50 amDUB - YOW
2 stops17h 45mUnited Airlines
Deal found 4/29$691
This Lufthansa deal was found by Cheapflights users on 4/29. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:55 pmYOW - DUB
1 stop13h 20mLufthansa
Mon 10/209:50 amDUB - YOW
1 stop12h 14mLufthansa
Deal found 4/29$717
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1112:20 pmYOW - DUB
2 stops16h 40mWestJet
Sun 8/2411:30 amDUB - YOW
1 stop17h 52mWestJet
Deal found 4/29$879
This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:00 amYOW - DUB
1 stop13h 55mAer Lingus
Tue 11/41:05 pmDUB - YOW
1 stop11h 12mAer Lingus
Deal found 4/29$3,229
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:55 pmYOW - DUB
1 stop9h 20mAir Canada
Tue 11/49:00 amDUB - YOW
2 stops15h 03mAir Canada
Deal found 4/29$3,382
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:55 pmYOW - DUB
2 stops15h 15mSWISS
Tue 11/46:40 pmDUB - YOW
2 stops27h 53mSWISS
Deal found 4/29$3,461

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 April 30, 2025.
Use the filters below to find and compare flights from Ottawa to Dublin that are best for you.

Fly from

Ottawa

Fly to

Dublin

Route

Depart

Return

Price

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Sat 6/14

8:40 pm-8:25 am

1 stop30h 45m

Dublin

Sat 6/21

9:45 am-12:22 am

2 stops19h 37m

$621

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 10/9

5:05 pm-11:30 am

1 stop13h 25m

Dublin

Mon 10/20

1:15 pm-8:01 pm

1 stop11h 46m

$624

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 7/28

10:25 am-7:20 am

2 stops15h 55m

Dublin

Fri 8/15

8:50 am-9:35 pm

2 stops17h 45m

$691

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Wed 10/8

1:55 pm-8:15 am

1 stop13h 20m

Dublin

Mon 10/20

9:50 am-5:04 pm

1 stop12h 14m

$717

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Mon 8/11

12:20 pm-10:00 am

2 stops16h 40m

Dublin

Sun 8/24

11:30 am-12:22 am

1 stop17h 52m

$879

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 10/23

10:00 am-4:55 am

1 stop13h 55m

Dublin

Tue 11/4

1:05 pm-7:17 pm

1 stop11h 12m

$3,229

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 10/23

5:55 pm-8:15 am

1 stop9h 20m

Dublin

Tue 11/4

9:00 am-7:03 pm

2 stops15h 03m

$3,382

OttawaDublin

YOW - DUB

YOWDUB

Ottawa

Thu 10/23

3:55 pm-12:10 pm

2 stops15h 15m

Dublin

Tue 11/4

6:40 pm-5:33 pm

2 stops27h 53m

$3,461

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars

*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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Ottawa-Dublin flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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?

Use this chart to determine the optimal time to book a round-trip flight from Ottawa to Dublin. Price data was last updated on April 25, 2025.

Booking 59 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, November is the cheapest month in which you can book a flight from Ottawa to Dublin (average of $509). Flying from Ottawa to Dublin in June is currently the most expensive (average of $981). 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 DUB?

Find hourly flight availability from Ottawa to Dublin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

It’s typically best to fly out from Ottawa to Dublin in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

Rainfall in Dublin by month

Plan your trip to Dublin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Dublin ranges from 1.9 - 3.1 inches per month. October is typically the wettest month, when rainfall can reach 3.1 in. February is typically the driest time to visit Dublin when rainfall is around 1.9 in.

Temperature in Dublin by month

Plan your trip to Dublin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Dublin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 April 30, 2025.
Air Transat
7.8
Good
385 reviews

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Transat
7.8
Good
385 reviews
Air Transat
7.8
Good
385 reviews

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
SWISS
7.5
Good
1,588 reviews
Air Transat
7.8
Good
385 reviews

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
United Airlines
7.4
Good
8,696 reviews
Air Transat
7.8
Good
385 reviews

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
WestJet
7.2
Good
2,823 reviews
Air Transat
7.8
Good
385 reviews

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.
Air Canada
7.0
Good
9,244 reviews
Air Transat
7.8
Good
385 reviews

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Boarding

7.9

Food

6.7

Reviews

1 / 20
10.0
Excellent

Janice,Mar 2025

OPO - YYZ

I upgraded to Club Pass Business, and it made my trip a pleasant flight. The service was excellent and the food and drink options were good. The seats were comfy.

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.

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

    Currently priced at $624, Air Transat will fly you from Ottawa to Dublin and back. In addition to Air Transat, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Lufthansa - these airlines can fly you to your destination from $691 and $717, respectively. Users have found that Air Transat is 17% 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, November is the cheapest month in which you can book a flight from Ottawa to Dublin (average of $509). Flying from Ottawa to Dublin in June is currently the most expensive (average of $981). 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 Ottawa?

Book flights to Ottawa if you plan to visit one of these locations
Maynooth
Castleknock
Swords
Wicklow
Leixlip

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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.
Pearson Intl to Dublin flights
Pierre Elliott Trudeau Intl to Dublin flights
Windsor to Dublin flights
Sault Ste Marie to Dublin flights

Top airline flying from Ottawa to Dublin

Discover the top airline 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$636Average$792FlexibilityNo cancel feeOn-time67%

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